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University of Washington ‐ Lander Hall ReplacementDemolition Phase Air Monitoring Results

RESPIRABLE SILICA AIR SAMPLING TABLE PBS Project #40035.528

DateSample No.

Quartz Cristobalite TridymiteSample No.

Quartz Cristobalite TridymiteSample No.

Quartz Cristobalite TridymiteSample No.

Quartz Cristobalite Tridymite

Thurs, July 12, 2012Pre‐Demo Background:

Fri, July 13, 2012 SD1 <0.022 <0.044 <0.044 SD2 0.026 <0.044 <0.044

Sat, July 14, 2012

Sun, July 15, 2012

Mon, July 16, 2012

Tues, July 17, 2012 SD5 <0.034 <0.048 <0.048 SD4 <0.022 <0.044 <0.044

Wed, July 18, 2012 SD9 0.026 <0.048 <0.048 SD8 <0.022 <0.044 <0.044 SD6 0.026 <0.047 <0.047 SD7 0.030 <0.047 <0.047

Thurs, July 19, 2012 S10 <0.023 <0.045 <0.045 SD11 <0.023 <0.046 <0.046

Fri, July 20, 2012

Sat, July 21, 2012

Sun, July 22, 2012

Mon, July 23, 2012

Tues, July 24, 2012

Wed, July 25, 2012 SD12 <0.020 <0.040 <0.040 SD13 0.028 <0.042 <0.042

Thurs, July 26, 2012 SD14 0.037 <0.049 <0.049 SD15 <0.024 <0.049 <0.049 SD16 <0.024 <0.047 <0.047 SD17 <0.023 <0.047 <0.047

Fri, July 27, 2012 SD18 <0.020 <0.039 <0.039 SD19 0.020 <0.039 <0.039

Sat, July 28, 2012

Sun, July 29, 2012

Mon, July 30, 2012 SD20 <0.011 <0.022 <0.022 SD21 <0.011 <0.022 <0.022

Tues, July 31, 2012 SD22 <0.016 <0.031 <0.031 SD23 <0.015 <0.031 <0.031 SD24 0.062 <0.046 <0.046 SD25 0.026 <0.046 <0.046

Wed, Aug 1, 2012 SD26 <0.012 <0.023 <0.023 SD27 <0.011 <0.023 <0.023

Thurs, Aug 2, 2012 SD28 <0.015 <0.030 <0.030 SD29 <0.015 <0.030 <0.030 SD30 <0.022 <0.045 <0.045 SD31 0.041 <0.045 <0.045

Fri, Aug 3, 2012 SD32 <0.012 <0.024 <0.024 SD33 <0.012 <0.024 <0.024

Sat, Aug. 4, 2012

Sun, Aug. 5, 2012

Mon., Aug. 6, 2012 SD34 <0.011 <0.022 <0.022 SD35 <0.011 <0.023 <0.023

Tues, Aug. 7, 2012 SD36 <0.016 <0.032 <0.032 SD37 <0.016 <0.032 <0.032 SD38 <0.023 <0.046 <0.046 SD39 0.033 <0.046 <0.046

Wed, Aug. 8, 2012 SD40 <0.011 <0.021 <0.021 SD41 <0.011 <0.021 <0.021

Thurs, Aug 9, 2012 SD42 <0.014 <0.029 <0.029 SD43 <0.014 <0.029 <0.029 SD44 <0.021 <0.042 <0.042 SD45 <0.021 <0.042 <0.042

Fri, Aug 10, 2012 SD46 <0.012 <0.023 <0.023 SD47 <0.012 <0.023 <0.023

Sat, Aug 11, 2012

Sun, Aug. 12, 2012

Mon, Aug 13, 2012 SD48 <0.010 <0.021 <0.021 SD49 0.010 <0.021 <0.021

Tues, Aug 14, 2012 SD50 <0.019 <0.038 <0.038 SD51 <0.019 <0.038 <0.038 SD52 <0.019 <0.038 <0.038 SD53 0.030 <0.038 <0.038

Wed, Aug 15, 2012 SD54 0.012 <0.023 <0.023 SD55 <0.011 <0.023 <0.023

Thurs, Aug 16, 2012 SD56 <0.024 <0.048 <0.048 SD57 <0.024 <0.047 <0.047 SD58 0.029 <0.047 <0.047 SD59 0.067 <0.048 <0.048

= No sampling performed

NO SITE ACTIVITY

 Respirable Silica Air Monitoring Locations and Results (mg/m3) ‐  Demolition Phase ‐ July 12, 2012 ‐ August 16. 2012

Respirable Silica (mg/m3) Respirable Silica (mg/m3) Respirable Silica (mg/m3) Respirable Silica (mg/m3)

L1: Lander Hall South L2: ECC NW Fence/Daycare L3: Lander Hall East Fence L4: Lander Hall NorthSample Location

RAIN EVENT

September 11, 2012 "<" = Below the analytical limit of detection Page 1 of 1

University of WashingtonLander Hall Replacement (201538)

LEAD AIR SAMPLING TABLE PBS Project #40035.528

DateSample No.

Total Lead (Pb) ‐mg/m3

Sample No.

Total Lead (Pb) ‐ mg/m3

Sample No.

Total Lead (Pb) ‐mg/m3

Sample No.

Total Lead (Pb) ‐mg/m3

Pre‐Demo Background:

Thurs, July 12, 2012 LA2 < 0.0082 LA1 < 0.0081

Fri, July 13, 2012

Sat, July 14, 2012

Sun, July 15, 2012

Mon, July 16, 2012

Tues, July 17, 2012 LA3 < 0.0096 LA4 < 0.0096

Wed, July 18, 2012 LA9 <0.0091 LA8 LA8  <0.0088 LA6 <0.0090 LA7 <0.0090

Thurs, July 19, 2012 LA11 <0.010 LA12 <0.010

Fri, July 20, 2012

Sat, July 21, 2012

Sun, July 22, 2012

Mon, July 23, 2012

Tues, July 24, 2012

Wed, July 25, 2013 LA13 < 0.0066 LA14 < 0.0066

Thurs, July 26, 2012 LA15 < 0.0059 LA16 < 0.0058 LA17 < 0.0058 LA18 < 0.0060

Fri, July 27, 2012 LA19 < 0.0082 LA20 < 0.0064

Sat, July 28, 2012

Sun, July 29, 2012

Mon, July 30, 2012 LA21 < 0.0066 LA22 < 0.0066

Tues, July 31, 2012 LA23 < 0.0064 LA24 < 0.0063 LA25 < 0.0065 LA26 < 0.0065

Wed, Aug 1, 2012 LA27 <0.0066 LA28 <0.0066

Thurs, Aug 2, 2012 LA29 <0.0060 LA30 <0.0060 LA31 <0.0061 LA32 <0.0062

Fri, Aug 3, 2012 LA33 < 0.0069 LA34 < 0.0068

Sat, Aug. 4, 2012

Sun, Aug. 5, 2012

Mon., Aug. 6, 2012 LA35 < 0.0066 LA36 < 0.0067

Tues, Aug. 7, 2012 LA37  < 0.0056 LA38 < 0.0056 LA39 < 0.0056 LA40 < 0.0057

Wed, Aug. 8, 2012 LA41 <0.0064 LA42 <0.0064

Thurs, Aug 9, 2012 LA43 <0.0057 LA44 <0.0057 LA45 <0.0060 LA46 <0.0059

Fri, Aug 10, 2012 LA47 <0.0069 LA48 <0.0069

Sat, Aug 11, 2012

Sun, Aug. 12, 2012

Mon, Aug 13, 2012 LA49 <0.0061 LA50 <0.0061

Tues, Aug 14, 2012 LA51 <0.0057 LA52 <0.0057 LA53 <0.0057 LA54 <0.0057

Wed, Aug 15, 2012 LA55 <0.0054 LA56 <0.0055

Thurs, Aug 16, 2012 LA57 <0.0080 LA58 <0.0080 LA59 <0.0080 LA60 <0.0080

= No Sampling Performed

 Lead Air Monitoring Locations and Results (mg/m3) ‐  Demolition Phase ‐ July 12, 2012 ‐ August 16. 2012

NO SITE ACTIVITY

L1 ‐ Lander Hall South L2 ‐ ECC nw Fence/Daycare L3 ‐ Lander Hall East L4 ‐ Lander Hall NorthSample Location

RAIN EVENT

September 14, 2012 " <" = Below the Analytical Limit of Detection Page 1 of 1

 

 

 

 

 

 

 

 

SILICA LABORATORY DATA SHEETS &

CHAIN OF CUSTODY DOCUMENTATION

Page 1 of 5 Fri, 07/20/12 12:16 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: July 20, 2012

Project Manager: Stella Hanis

Workorder: 34-1220123

Purchase Order:Client Project ID: 40035.528

40035.528

Analytical Results07/13/201207/19/20121220123001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD1Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume 459 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.140.062 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume 459 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.022<0.010 <16 0.030Quartz

0.020<0.044<0.020 <32 0.030Cristobalite

0.020<0.044<0.020 <32 0.030Tridymite

07/13/201207/19/20121220123002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD2Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume 459 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0850.039 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume 459 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.026)(0.012) (31) 0.030Quartz

0.020<0.044<0.020 <51 0.030Cristobalite

0.020<0.044<0.020 <51 0.030Tridymite

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 5 Fri, 07/20/12 12:16 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220123

Purchase Order:Client Project ID: 40035.528

40035.528

Analytical Results07/13/201207/19/20121220123003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD3Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume Not Applicable

Analyte mg/sample mg/m³ RL (mg/sample)

NA<0.020 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume Not Applicable

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030NA<0.010 0.010Quartz

0.030NA<0.020 0.020Cristobalite

0.030NA<0.020 0.020Tridymite

07/17/201207/19/20121220123004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD4Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume 413 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.130.052 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume 413 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.024<0.010 <19 0.030Quartz

0.020<0.048<0.020 <39 0.030Cristobalite

0.020<0.048<0.020 <39 0.030Tridymite

07/17/201207/19/20121220123005

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD5Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume 417 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.160.068 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume 417 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.034)(0.014) (21) 0.030Quartz

0.020<0.048<0.020 <29 0.030Cristobalite

0.020<0.048<0.020 <29 0.030Tridymite

IHREP-V10.7

Page 3 of 5 Fri, 07/20/12 12:16 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220123

Purchase Order:Client Project ID: 40035.528

40035.528

Analytical Results07/18/201207/19/20121220123006

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD6Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume 422 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.240.10 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume 422 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.026)(0.011) (11) 0.030Quartz

0.020<0.047<0.020 <20 0.030Cristobalite

0.020<0.047<0.020 <20 0.030Tridymite

07/18/201207/19/20121220123007

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD7Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume 425 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.140.060 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume 425 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.030)(0.013) (21) 0.030Quartz

0.020<0.047<0.020 <33 0.030Cristobalite

0.020<0.047<0.020 <33 0.030Tridymite

07/18/201207/19/20121220123008

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD8Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume 451 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0550.025 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume 451 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.022<0.010 <40 0.030Quartz

0.020<0.044<0.020 <80 0.030Cristobalite

0.020<0.044<0.020 <80 0.030Tridymite

IHREP-V10.7

Page 4 of 5 Fri, 07/20/12 12:16 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220123

Purchase Order:Client Project ID: 40035.528

40035.528

Analytical Results07/18/201207/19/20121220123009

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD9Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/19/2012Sampling Parameter: Air Volume 418 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.250.10 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/19/2012Sampling Parameter: Air Volume 418 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.026)(0.011) (10) 0.030Quartz

0.020<0.048<0.020 <19 0.030Cristobalite

0.020<0.048<0.020 <19 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Adam K. Taft Peter P. SteenNIOSH 0600

Paul M. Megerdichian Peter P. SteenNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.7

Page 5 of 5 Fri, 07/20/12 12:16 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220123

Purchase Order:Client Project ID: 40035.528

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 2 Mon, 07/23/12 8:56 AM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: July 23, 2012

Project Manager: Stella Hanis

Workorder: 34-1220201

Purchase Order:Client Project ID: 40035.528

40035.528

Analytical Results07/19/201207/20/20121220201001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD10Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/20/2012Sampling Parameter: Air Volume 442 L

Analyte mg/sample mg/m³ RL (mg/sample)

<0.045<0.020 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/20/2012Sampling Parameter: Air Volume 442 L

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030<0.023<0.010 0.010Quartz

0.030<0.045<0.020 0.020Cristobalite

0.030<0.045<0.020 0.020Tridymite

07/19/201207/20/20121220201002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD11Sampling Location: 40035.528

Method: NIOSH 0600 Analyzed: 07/20/2012Sampling Parameter: Air Volume 437 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.120.051 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/20/2012Sampling Parameter: Air Volume 437 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.023<0.010 <20 0.030Quartz

0.020<0.046<0.020 <39 0.030Cristobalite

0.020<0.046<0.020 <39 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Adam K. Taft Kevin TuckerNIOSH 0600

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Mon, 07/23/12 8:56 AM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220201

Purchase Order:Client Project ID: 40035.528

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Peter P. SteenNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 3 Mon, 07/30/12 3:56 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: July 30, 2012

Project Manager: Stella Hanis

Workorder: 34-1220905

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results07/26/201207/27/20121220905001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD12Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 07/27/2012Sampling Parameter: Air Volume 503 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0740.037 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/29/2012Sampling Parameter: Air Volume 503 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.020<0.010 <27 0.030Quartz

0.020<0.040<0.020 <54 0.030Cristobalite

0.020<0.040<0.020 <54 0.030Tridymite

07/26/201207/27/20121220905002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD13Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 07/27/2012Sampling Parameter: Air Volume 472 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.170.081 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/29/2012Sampling Parameter: Air Volume 472 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.028)(0.013) (16) 0.030Quartz

0.020<0.042<0.020 <25 0.030Cristobalite

0.020<0.042<0.020 <25 0.030Tridymite

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Mon, 07/30/12 3:56 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220905

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results07/27/2012

1220905003

Sample ID:

Lab ID:

Media: Received:PVC FilterSDB1Sampling Location: Blank

Method: NIOSH 0600 Analyzed: 07/27/2012Sampling Parameter: Air Volume Not Applicable

Analyte mg/sample mg/m³ RL (mg/sample)

NA0.031 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/29/2012Sampling Parameter: Air Volume Not Applicable

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010NA<0.010 <32 0.030Quartz

0.020NA<0.020 <65 0.030Cristobalite

0.020NA<0.020 <65 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Paul M. MegerdichianNIOSH 0600

Paul M. Megerdichian Peter P. SteenNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.7

Page 3 of 3 Mon, 07/30/12 3:56 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220905

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 3 Mon, 07/30/12 3:55 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: July 30, 2012

Project Manager: Stella Hanis

Workorder: 34-1220904

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results07/26/201207/27/20121220904001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD14Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 07/27/2012Sampling Parameter: Air Volume 408 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.120.050 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/29/2012Sampling Parameter: Air Volume 408 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.037)(0.015) (30) 0.030Quartz

0.020<0.049<0.020 <40 0.030Cristobalite

0.020<0.049<0.020 <40 0.030Tridymite

07/26/201207/27/20121220904002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD15Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 07/27/2012Sampling Parameter: Air Volume 411 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.170.068 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/29/2012Sampling Parameter: Air Volume 411 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.024<0.010 <15 0.030Quartz

0.020<0.049<0.020 <29 0.030Cristobalite

0.020<0.049<0.020 <29 0.030Tridymite

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Mon, 07/30/12 3:55 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220904

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results07/26/201207/27/20121220904003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD16Sampling Location: Lander Hall East

Method: NIOSH 0600 Analyzed: 07/27/2012Sampling Parameter: Air Volume 425 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0540.023 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/29/2012Sampling Parameter: Air Volume 425 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.024<0.010 <44 0.030Quartz

0.020<0.047<0.020 <87 0.030Cristobalite

0.020<0.047<0.020 <87 0.030Tridymite

07/26/201207/27/20121220904004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD17Sampling Location: Lander Hall North

Method: NIOSH 0600 Analyzed: 07/27/2012Sampling Parameter: Air Volume 430 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.170.074 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/29/2012Sampling Parameter: Air Volume 430 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.023<0.010 <14 0.030Quartz

0.020<0.047<0.020 <27 0.030Cristobalite

0.020<0.047<0.020 <27 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Paul M. MegerdichianNIOSH 0600

Paul M. Megerdichian Peter P. SteenNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.7

Page 3 of 3 Mon, 07/30/12 3:55 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1220904

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 2 Wed, 08/01/12 4:55 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: July 31, 2012

Project Manager: Stella Hanis

Workorder: 34-1221237

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results07/27/201207/30/20121221237001

Sample ID:Lab ID:

Media: Collected:Received:

PVC FilterSD18Sampling Location: Lander Hall Replacem

Method: NIOSH 0600 Analyzed: 07/30/2012Sampling Parameter: Air Volume 512 L

Analyte mg/sample mg/m³ RL (mg/sample)0.0510.026 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/31/2012Sampling Parameter: Air Volume 512 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.020<0.010 <39 0.030Quartz0.020<0.039<0.020 <77 0.030Cristobalite0.020<0.039<0.020 <77 0.030Tridymite

07/27/201207/30/20121221237002

Sample ID:Lab ID:

Media: Collected:Received:

PVC FilterSD19Sampling Location: Lander Hall Replacem

Method: NIOSH 0600 Analyzed: 07/30/2012Sampling Parameter: Air Volume 517 L

Analyte mg/sample mg/m³ RL (mg/sample)<0.039<0.020 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/31/2012Sampling Parameter: Air Volume 517 L

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030(0.020)(0.010) 0.010Quartz0.030<0.039<0.020 0.020Cristobalite0.030<0.039<0.020 0.020Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Adam K. TaftNIOSH 0600

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Wed, 08/01/12 4:55 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1221237

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Jeff WardNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data and assumesno responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 2 Wed, 08/01/12 5:44 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 01, 2012

Project Manager: Stella Hanis

Workorder: 34-1221301

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results07/30/201207/31/20121221301001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD20Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 07/31/2012Sampling Parameter: Air Volume 905 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0620.056 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/31/2012Sampling Parameter: Air Volume 905 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.011<0.010 <18 0.030Quartz

0.020<0.022<0.020 <36 0.030Cristobalite

0.020<0.022<0.020 <36 0.030Tridymite

07/30/201207/31/20121221301002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD21Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 07/31/2012Sampling Parameter: Air Volume 910 L

Analyte mg/sample mg/m³ RL (mg/sample)

<0.022<0.020 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 07/31/2012Sampling Parameter: Air Volume 910 L

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030<0.011<0.010 0.010Quartz

0.030<0.022<0.020 0.020Cristobalite

0.030<0.022<0.020 0.020Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Adam K. TaftNIOSH 0600

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Wed, 08/01/12 5:44 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1221301

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Jeff WardNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 3 Thu, 08/02/12 4:40 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 02, 2012

Project Manager: Stella Hanis

Workorder: 34-1221401

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results07/31/201208/01/20121221401001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD22Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/01/2012Sampling Parameter: Air Volume 642 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0860.055 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/01/2012Sampling Parameter: Air Volume 642 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.016<0.010 <18 0.030Quartz

0.020<0.031<0.020 <36 0.030Cristobalite

0.020<0.031<0.020 <36 0.030Tridymite

07/31/201208/01/20121221401002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD23Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/01/2012Sampling Parameter: Air Volume 650 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0550.036 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/01/2012Sampling Parameter: Air Volume 650 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.015<0.010 <28 0.030Quartz

0.020<0.031<0.020 <56 0.030Cristobalite

0.020<0.031<0.020 <56 0.030Tridymite

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Thu, 08/02/12 4:40 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1221401

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results07/31/201208/01/20121221401003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD24Sampling Location: Lander Hall East

Method: NIOSH 0600 Analyzed: 08/01/2012Sampling Parameter: Air Volume 439 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.330.14 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/01/2012Sampling Parameter: Air Volume 439 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.062)(0.027) (19) 0.030Quartz

0.020<0.046<0.020 <14 0.030Cristobalite

0.020<0.046<0.020 <14 0.030Tridymite

07/31/201208/01/20121221401004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD25Sampling Location: Lander Hall North

Method: NIOSH 0600 Analyzed: 08/01/2012Sampling Parameter: Air Volume 433 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0760.033 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/01/2012Sampling Parameter: Air Volume 433 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.026)(0.011) (34) 0.030Quartz

0.020<0.046<0.020 <61 0.030Cristobalite

0.020<0.046<0.020 <61 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Adam K. TaftNIOSH 0600

Paul M. Megerdichian Jeff WardNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.7

Page 3 of 3 Thu, 08/02/12 4:40 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1221401

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 2 Fri, 08/03/12 5:18 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 03, 2012

Project Manager: Stella Hanis

Workorder: 34-1221501

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/01/201208/02/20121221501001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD26Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/02/2012Sampling Parameter: Air Volume 867 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0830.072 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/02/2012Sampling Parameter: Air Volume 867 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.012<0.010 <14 0.030Quartz

0.020<0.023<0.020 <28 0.030Cristobalite

0.020<0.023<0.020 <28 0.030Tridymite

08/01/201208/02/20121221501002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD27Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/02/2012Sampling Parameter: Air Volume 875 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0420.037 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/02/2012Sampling Parameter: Air Volume 875 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.011<0.010 <27 0.030Quartz

0.020<0.023<0.020 <54 0.030Cristobalite

0.020<0.023<0.020 <54 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Adam K. TaftNIOSH 0600

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Fri, 08/03/12 5:18 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1221501

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Jeff WardNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 3 Mon, 08/06/12 2:31 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 06, 2012

Project Manager: Stella Hanis

Workorder: 34-1221601

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/02/201208/03/20121221601001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD28Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/03/2012Sampling Parameter: Air Volume 657 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0870.057 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/03/2012Sampling Parameter: Air Volume 657 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.015<0.010 <18 0.030Quartz

0.020<0.030<0.020 <35 0.030Cristobalite

0.020<0.030<0.020 <35 0.030Tridymite

08/02/201208/03/20121221601002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD29Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/03/2012Sampling Parameter: Air Volume 662 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0860.057 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/03/2012Sampling Parameter: Air Volume 662 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.015<0.010 <18 0.030Quartz

0.020<0.030<0.020 <35 0.030Cristobalite

0.020<0.030<0.020 <35 0.030Tridymite

IHREP-V10.7

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Mon, 08/06/12 2:31 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1221601

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/02/201208/03/20121221601003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD30Sampling Location: Lander Hall East

Method: NIOSH 0600 Analyzed: 08/03/2012Sampling Parameter: Air Volume 449 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0730.033 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/03/2012Sampling Parameter: Air Volume 449 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.022<0.010 <30 0.030Quartz

0.020<0.045<0.020 <61 0.030Cristobalite

0.020<0.045<0.020 <61 0.030Tridymite

08/02/201208/03/20121221601004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD31Sampling Location: Lander Hall North

Method: NIOSH 0600 Analyzed: 08/03/2012Sampling Parameter: Air Volume 447 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.360.16 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/03/2012Sampling Parameter: Air Volume 447 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.041)(0.018) (11) 0.030Quartz

0.020<0.045<0.020 <12 0.030Cristobalite

0.020<0.045<0.020 <12 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

Paul M. Megerdichian Peter P. SteenNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.7

Page 3 of 3 Mon, 08/06/12 2:31 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1221601

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.7

Page 1 of 2 Tue, 08/07/12 1:50 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 07, 2012

Project Manager: Stella Hanis

Workorder: 34-1221946

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/03/201208/06/20121221946001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD32Sampling Location: Lander Hall Replacem

Method: NIOSH 0600 Analyzed: 08/06/2012Sampling Parameter: Air Volume 840 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.130.11 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/06/2012Sampling Parameter: Air Volume 840 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.012<0.010 <9.4 0.030Quartz

0.020<0.024<0.020 <19 0.030Cristobalite

0.020<0.024<0.020 <19 0.030Tridymite

08/03/201208/06/20121221946002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD33Sampling Location: Lander Hall Replacem

Method: NIOSH 0600 Analyzed: 08/06/2012Sampling Parameter: Air Volume 847.5 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.130.11 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/06/2012Sampling Parameter: Air Volume 847.5 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.012<0.010 <9.1 0.030Quartz

0.020<0.024<0.020 <18 0.030Cristobalite

0.020<0.024<0.020 <18 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

IHREP-V10.8

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Tue, 08/07/12 1:50 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1221946

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Peter P. SteenNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.8

Page 1 of 2 Wed, 08/08/12 4:32 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 08, 2012

Project Manager: Stella Hanis

Workorder: 34-1222028

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/06/201208/07/20121222028001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD34Sampling Location: Lander Hall Replacem

Method: NIOSH 0600 Analyzed: 08/07/2012Sampling Parameter: Air Volume 895 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0350.031 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/07/2012Sampling Parameter: Air Volume 895 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.011<0.010 <32 0.030Quartz

0.020<0.022<0.020 <65 0.030Cristobalite

0.020<0.022<0.020 <65 0.030Tridymite

08/06/201208/07/20121222028002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD35Sampling Location: Lander Hall Replacem

Method: NIOSH 0600 Analyzed: 08/07/2012Sampling Parameter: Air Volume 887 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0730.065 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/07/2012Sampling Parameter: Air Volume 887 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.011<0.010 <15 0.030Quartz

0.020<0.023<0.020 <31 0.030Cristobalite

0.020<0.023<0.020 <31 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

IHREP-V10.8

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Wed, 08/08/12 4:32 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222028

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Kim ClymerNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.8

Page 1 of 3 Thu, 08/09/12 9:12 AM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 09, 2012

Project Manager: Stella Hanis

Workorder: 34-1222101

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/07/201208/08/20121222101001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD36Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/08/2012Sampling Parameter: Air Volume 625 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.130.083 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/08/2012Sampling Parameter: Air Volume 625 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.016<0.010 <12 0.030Quartz

0.020<0.032<0.020 <24 0.030Cristobalite

0.020<0.032<0.020 <24 0.030Tridymite

08/07/201208/08/20121222101002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD37Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/08/2012Sampling Parameter: Air Volume 625 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.130.079 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/08/2012Sampling Parameter: Air Volume 625 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.016<0.010 <13 0.030Quartz

0.020<0.032<0.020 <25 0.030Cristobalite

0.020<0.032<0.020 <25 0.030Tridymite

IHREP-V10.8

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Thu, 08/09/12 9:12 AM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222101

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/07/201208/08/20121222101003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD38Sampling Location: Lander Hall East

Method: NIOSH 0600 Analyzed: 08/08/2012Sampling Parameter: Air Volume 433 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.110.047 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/08/2012Sampling Parameter: Air Volume 433 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.023<0.010 <21 0.030Quartz

0.020<0.046<0.020 <43 0.030Cristobalite

0.020<0.046<0.020 <43 0.030Tridymite

08/07/201208/08/20121222101004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD39Sampling Location: Lander Hall North

Method: NIOSH 0600 Analyzed: 08/08/2012Sampling Parameter: Air Volume 432 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.290.13 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/08/2012Sampling Parameter: Air Volume 432 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.033)(0.014) (11) 0.030Quartz

0.020<0.046<0.020 <16 0.030Cristobalite

0.020<0.046<0.020 <16 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

Paul M. Megerdichian Peter P. SteenNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.8

Page 3 of 3 Thu, 08/09/12 9:12 AM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222101

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.8

Page 1 of 2 Fri, 08/10/12 12:11 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 10, 2012

Project Manager: Stella Hanis

Workorder: 34-1222202

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/08/201208/09/20121222202001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD40Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/09/2012Sampling Parameter: Air Volume 935 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0590.055 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/09/2012Sampling Parameter: Air Volume 935 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.011<0.010 <18 0.030Quartz

0.020<0.021<0.020 <36 0.030Cristobalite

0.020<0.021<0.020 <36 0.030Tridymite

08/08/201208/09/20121222202002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD41Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/09/2012Sampling Parameter: Air Volume 937.5 L

Analyte mg/sample mg/m³ RL (mg/sample)

<0.021<0.020 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/09/2012Sampling Parameter: Air Volume 937.5 L

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030<0.011<0.010 0.010Quartz

0.030<0.021<0.020 0.020Cristobalite

0.030<0.021<0.020 0.020Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

IHREP-V10.8

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Fri, 08/10/12 12:11 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222202

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Peter P. Steen Jeff WardNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.8

Page 1 of 3 Mon, 08/13/12 4:41 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 13, 2012

Project Manager: Stella Hanis

Workorder: 34-1222301

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/09/201208/10/20121222301001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD42Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/10/2012Sampling Parameter: Air Volume 700 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.170.12 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/13/2012Sampling Parameter: Air Volume 700 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.014<0.010 <8.6 0.030Quartz

0.020<0.029<0.020 <17 0.030Cristobalite

0.020<0.029<0.020 <17 0.030Tridymite

08/09/201208/10/20121222301002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD43Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/10/2012Sampling Parameter: Air Volume 695 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0330.023 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/13/2012Sampling Parameter: Air Volume 695 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.014<0.010 <44 0.030Quartz

0.020<0.029<0.020 <87 0.030Cristobalite

0.020<0.029<0.020 <87 0.030Tridymite

IHREP-V10.8

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Mon, 08/13/12 4:41 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222301

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/09/201208/10/20121222301003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD44Sampling Location: Lander Hall East

Method: NIOSH 0600 Analyzed: 08/10/2012Sampling Parameter: Air Volume 478 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0650.031 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/13/2012Sampling Parameter: Air Volume 478 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.021<0.010 <32 0.030Quartz

0.020<0.042<0.020 <65 0.030Cristobalite

0.020<0.042<0.020 <65 0.030Tridymite

08/09/201208/10/20121222301004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD45Sampling Location: Lander Hall North

Method: NIOSH 0600 Analyzed: 08/10/2012Sampling Parameter: Air Volume 476 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0800.038 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/13/2012Sampling Parameter: Air Volume 476 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.021<0.010 <26 0.030Quartz

0.020<0.042<0.020 <53 0.030Cristobalite

0.020<0.042<0.020 <53 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

Paul M. Megerdichian Kim ClymerNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.8

Page 3 of 3 Mon, 08/13/12 4:41 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222301

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.8

Page 1 of 2 Wed, 08/15/12 9:45 AM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 14, 2012

Project Manager: Stella Hanis

Workorder: 34-1222629

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/10/201208/13/20121222629001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD46Sampling Location: Lander Hall Replacem

Method: NIOSH 0600 Analyzed: 08/13/2012Sampling Parameter: Air Volume 867 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.130.12 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/14/2012Sampling Parameter: Air Volume 867 L

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030<0.012<0.010 0.010Quartz

0.030<0.023<0.020 0.020Cristobalite

0.030<0.023<0.020 0.020Tridymite

08/10/201208/13/20121222629002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD47Sampling Location: Lander Hall Replacem

Method: NIOSH 0600 Analyzed: 08/13/2012Sampling Parameter: Air Volume 867 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0290.025 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/14/2012Sampling Parameter: Air Volume 867 L

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030<0.012<0.010 0.010Quartz

0.030<0.023<0.020 0.020Cristobalite

0.030<0.023<0.020 0.020Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

IHREP-V10.9

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Wed, 08/15/12 9:45 AM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222629

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Kim ClymerNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data and assumesno responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.9

Page 1 of 2 Tue, 09/04/12 6:05 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 16, 2012

Project Manager: Stella Hanis

Workorder: 34-1222801

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/13/201208/15/20121222801001

Sample ID:Lab ID:

Media: Collected:Received:

PVC FilterSD48Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 975 L

Analyte mg/sample mg/m³ RL (mg/sample)0.140.14 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 975 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.010<0.010 <7.2 0.030Quartz0.020<0.021<0.020 <14 0.030Cristobalite0.020<0.021<0.020 <14 0.030Tridymite

08/13/201208/15/20121222801002

Sample ID:Lab ID:

Media: Collected:Received:

PVC FilterSD49Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 975 L

Analyte mg/sample mg/m³ RL (mg/sample)0.100.10 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 975 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.010)(0.010) (10) 0.030Quartz0.020<0.021<0.020 <20 0.030Cristobalite0.020<0.021<0.020 <20 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Adam K. TaftNIOSH 0600

IHREP-V10.9

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Tue, 09/04/12 6:06 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222801

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Kim ClymerNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data and assumesno responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.9

Page 1 of 3 Thu, 08/16/12 5:19 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 16, 2012

Project Manager: Stella Hanis

Workorder: 34-1222802

Purchase Order:Client Project ID: Lander Hall South

40035.528

Analytical Results08/14/201208/15/20121222802001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD50Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.120.064 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.019<0.010 <16 0.030Quartz

0.020<0.038<0.020 <31 0.030Cristobalite

0.020<0.038<0.020 <31 0.030Tridymite

08/14/201208/15/20121222802002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD51Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.210.11 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.019<0.010 <9.3 0.030Quartz

0.020<0.038<0.020 <19 0.030Cristobalite

0.020<0.038<0.020 <19 0.030Tridymite

IHREP-V10.9

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Thu, 08/16/12 5:19 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222802

Purchase Order:Client Project ID: Lander Hall South

40035.528

Analytical Results08/14/201208/15/20121222802003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD52Sampling Location: Lander Hall East

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0630.033 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.019<0.010 <30 0.030Quartz

0.020<0.038<0.020 <61 0.030Cristobalite

0.020<0.038<0.020 <61 0.030Tridymite

08/14/201208/15/20121222802004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD53Sampling Location: Lander Hall North

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.240.12 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.030)(0.016) (13) 0.030Quartz

0.020<0.038<0.020 <16 0.030Cristobalite

0.020<0.038<0.020 <16 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Adam K. TaftNIOSH 0600

Paul M. Megerdichian Kim ClymerNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.9

Page 3 of 3 Thu, 08/16/12 5:19 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222802

Purchase Order:Client Project ID: Lander Hall South

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.9

Page 1 of 3 Thu, 08/16/12 5:19 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 16, 2012

Project Manager: Stella Hanis

Workorder: 34-1222802

Purchase Order:Client Project ID: Lander Hall South

40035.528

Analytical Results08/14/201208/15/20121222802001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD50Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.120.064 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.019<0.010 <16 0.030Quartz

0.020<0.038<0.020 <31 0.030Cristobalite

0.020<0.038<0.020 <31 0.030Tridymite

08/14/201208/15/20121222802002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD51Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.210.11 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.019<0.010 <9.3 0.030Quartz

0.020<0.038<0.020 <19 0.030Cristobalite

0.020<0.038<0.020 <19 0.030Tridymite

IHREP-V10.9

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Thu, 08/16/12 5:19 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222802

Purchase Order:Client Project ID: Lander Hall South

40035.528

Analytical Results08/14/201208/15/20121222802003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD52Sampling Location: Lander Hall East

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0630.033 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.019<0.010 <30 0.030Quartz

0.020<0.038<0.020 <61 0.030Cristobalite

0.020<0.038<0.020 <61 0.030Tridymite

08/14/201208/15/20121222802004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD53Sampling Location: Lander Hall North

Method: NIOSH 0600 Analyzed: 08/15/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.240.12 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/16/2012Sampling Parameter: Air Volume 525 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.030)(0.016) (13) 0.030Quartz

0.020<0.038<0.020 <16 0.030Cristobalite

0.020<0.038<0.020 <16 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Adam K. TaftNIOSH 0600

Paul M. Megerdichian Kim ClymerNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.9

Page 3 of 3 Thu, 08/16/12 5:19 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222802

Purchase Order:Client Project ID: Lander Hall South

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.9

Page 1 of 2 Fri, 08/17/12 2:44 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 17, 2012

Project Manager: Stella Hanis

Workorder: 34-1222916

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/15/201208/16/20121222916001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD54Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/16/2012Sampling Parameter: Air Volume 877 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.100.091 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/17/2012Sampling Parameter: Air Volume 877 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.012)(0.010) (11) 0.030Quartz

0.020<0.023<0.020 <22 0.030Cristobalite

0.020<0.023<0.020 <22 0.030Tridymite

08/15/201208/16/20121222916002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD55Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/16/2012Sampling Parameter: Air Volume 887 L

Analyte mg/sample mg/m³ RL (mg/sample)

<0.023<0.020 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/17/2012Sampling Parameter: Air Volume 887 L

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030<0.011<0.010 0.010Quartz

0.030<0.023<0.020 0.020Cristobalite

0.030<0.023<0.020 0.020Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

IHREP-V10.9

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 2 Fri, 08/17/12 2:45 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1222916

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Report AuthorizationMethod Analyst Peer Review

Paul M. Megerdichian Peter P. SteenNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.9

Page 1 of 3 Mon, 08/20/12 5:16 PM

ANALYTICAL REPORT

Tim OgdenPBS Environmental2517 Eastlake Ave E, Suite 100Seattle, WA 98102

Fax:E-mail:

[email protected]

Report Date: August 20, 2012

Project Manager: Stella Hanis

Workorder: 34-1223001

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/16/201208/17/20121223001001

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD56Sampling Location: Lander Hall South

Method: NIOSH 0600 Analyzed: 08/17/2012Sampling Parameter: Air Volume 420 L

Analyte mg/sample mg/m³ RL (mg/sample)

<0.048<0.020 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/20/2012Sampling Parameter: Air Volume 420 L

Analyte mg/sample mg/m³ LOD(mg/sample)

RL (mg/sample)

0.030<0.024<0.010 0.010Quartz

0.030<0.048<0.020 0.020Cristobalite

0.030<0.048<0.020 0.020Tridymite

08/16/201208/17/20121223001002

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD57Sampling Location: Daycare

Method: NIOSH 0600 Analyzed: 08/17/2012Sampling Parameter: Air Volume 422 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0730.031 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/20/2012Sampling Parameter: Air Volume 422 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010<0.024<0.010 <32 0.030Quartz

0.020<0.047<0.020 <65 0.030Cristobalite

0.020<0.047<0.020 <65 0.030Tridymite

IHREP-V10.9

ADDRESS 960 West LeVoy Drive, Salt Lake City, Utah, USA 84123 PHONE FAX+1 801 266 7700 +1 801 268 9992

ALS GROUP USA, CORP. Part of the ALS Laboratory Group A Campbell Brothers Limited Company

||

Page 2 of 3 Mon, 08/20/12 5:16 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1223001

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

Analytical Results08/16/201208/17/20121223001003

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD58Sampling Location: Lander Hall East

Method: NIOSH 0600 Analyzed: 08/17/2012Sampling Parameter: Air Volume 424 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.170.071 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/20/2012Sampling Parameter: Air Volume 424 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.029)(0.012) (17) 0.030Quartz

0.020<0.047<0.020 <28 0.030Cristobalite

0.020<0.047<0.020 <28 0.030Tridymite

08/16/201208/17/20121223001004

Sample ID:

Lab ID:

Media: Collected:Received:

PVC FilterSD59Sampling Location: Lander Hall North

Method: NIOSH 0600 Analyzed: 08/17/2012Sampling Parameter: Air Volume 420 L

Analyte mg/sample mg/m³ RL (mg/sample)

0.0690.029 0.020Respirable Dust

Method: NIOSH 7500 Mod. Analyzed: 08/20/2012Sampling Parameter: Air Volume 420 L

Analyte mg/sample mg/m³ % LOD(mg/sample)

RL (mg/sample)

0.010(0.067)(0.028) (97) 0.030Quartz

0.020<0.048<0.020 <69 0.030Cristobalite

0.020<0.048<0.020 <69 0.030Tridymite

Report AuthorizationMethod Analyst Peer Review

Kevin Tucker Christopher R. HansenNIOSH 0600

Paul M. Megerdichian Kim ClymerNIOSH 7500 Mod.

Laboratory Contact Information(801) [email protected]

ALS Environmental960 W Levoy DriveSalt Lake City, Utah 84123

Phone:Email:Web:

IHREP-V10.9

Page 3 of 3 Mon, 08/20/12 5:16 PM

ANALYTICAL REPORT

Project Manager: Stella Hanis

Workorder: 34-1223001

Purchase Order:Client Project ID: Lander Hall Replacement

40035.528

The results provided in this report relate only to the items tested.Samples were received in acceptable condition unless otherwise noted.Samples have not been blank corrected unless otherwise noted.This test report shall not be reproduced, except in full, without written approval of ALS.

General Lab Comments

ALS provides professional analytical services for all samples submitted. ALS is not in a position to interpret the data andassumes no responsibility for the quality of the samples submitted.

All quality control samples processed with the samples in this report yielded acceptable results unless otherwise noted.

ALS is accredited for specific fields of testing (scopes) in the following testing sectors. The quality system implemented at ALSconforms to accreditation requirements and is applied to all analytical testing performed by ALS. The following table lists testingsector, accreditation body, accreditation number and website. Please contact these accrediting bodies or your ALS projectmanager for the current scope of accreditation that applies to your analytical testing.

Testing Sector Accreditation Body Certificate Number

Website

Environmental ACLASS (DoD ELAP)Utah (NELAC)NevadaOklahomaIowaFlorida (TNI)

ADE-1420DATA1UT00009UT00009IA# 376E871067

http://www.aclasscorp.comhttp://health.utah.gov/lab/labimp/http://ndep.nv.gov/bsdw/labservice.htmhttp://www.deq.state.ok.us/CSDnew/http://www.iowadnr.gov/InsideDNR/RegulatoryWater.aspxhttp://www.dep.state.fl.us/labs/bars/sas/qa/

Industrial Hygiene 101574 http://www.aihaaccreditedlabs.orgAIHA (ISO 17025 & AIHAIHLAP/ELLAP)

Lead Testing: CPSC ACLASS (ISO 17025, CPSC) ADE-1420 http://www.aclasscorp.comSoil, Dust, Paint ,Air AIHA (ISO 17025, AIHA

ELLAP and NLLAP)101574 http://www.aihaaccreditedlabs.org

Dietary Supplements ACLASS (ISO 17025) ADE-1420 http://www.aclasscorp.com

Texas (TNI) T104704456-11-1 http://www.tceq.texas.gov/field/qa/lab_accred_certif.html

(Standard)

DefinitionsLOD = Limit of Detection = MDL = Method Detection Limit, A statistical estimate of method/media/instrument sensitivity.LOQ = Limit of Quantitation = RL = Reporting Limit, A verified value of method/media/instrument sensitivity.ND = Not Detected, Testing result not detected above the LOD or LOQ.** No result could be reported, see sample comments for details.< This testing result is less than the numerical value.( ) This testing result is between the LOD and LOQ and has higher analytical uncertainty than values at or above the LOQ.

IHREP-V10.9

 

 

 

 

 

 

 

 

LEAD (Pb) LABORATORY DATA SHEETS &

CHAIN OF CUSTODY DOCUMENTATION