ltr: in-place relative compaction testing of paved area
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TECHN1CONENGINEERING SERVICES, Inc.
Cointi action Testing & Inspection • Geotechnical & Environmental Engineering
November 29,2001 <Revised 1-8-02> TES #7254.16Invoice #25454
For: Mr. Ed FalserI.T Corporation3281 S MapleMalaga, CA 93725
Project: Purity Oil3281 S. MapleMalaga, CA
Subject: In-Place Relative Compaction TestingOf Paved Area Subgrade Construction
Dear Mr Falser:
In accordance with your authorization and request, our firm has performed in-place relativecompaction tests for the paved area subgrade construction of the referenced project site.This report presents our scope of services, summarizes the test results, and provides ourconclusion, limitation, and a closing statement
PROJECT DESCRIPTION
The project site is located at 3281 S. Maple, in Malaga, California. Please refer to theapproved project plans and for additional project information
CONCLUSION
Based upon our laboratory tests and field tests, the compaction of the paved area subgradesoils, are as addressed in this report, meets or exceeds the minimum relative compactionrequirement of 90% of the maximum dry density as determined by ASTM D1557-91 as setforth in the project specifications. , ,
4539 N. Brawley* 108 » Fresno, CA 93722 • Phone (559) 276-9311 » Fax (559) 276-9344WWW.TECHNICON. NET • E-MAIL: INFO@TECHNICON.NET
Purrty Oil Page 2Malaga, CA TES#725416
SCOPE OF SERVICES
The in-place soil density tests were conducted in accordance with the following methodsspecified in UBC Section 3314 and the American Standards for Testing and Materials.
Designation Title
ASTM D1556-91 "Density of Soil by Sand Cone Method"
ASTM D2922-91 "Density of Soil and Soil-Aggregate in Place by NuclearMethods (Shallow Depth)."
ASTM D3017-88 "Test Method Moisture Content of Soil and Rock in Place byNuclear Methods (Shallow Depth)."
ASTM D2937-83 "Density of Soil in Place by the Drive Cylinder Method.
ASTM D2216-92 "Test Method Moisture Content of Soil and Rock by LaboratoryDetermination"
ASTM D1557-91 "Test Method for Laboratory Compaction Characteristics of SoilUsing Modified Effort (56,000 ft-lbf/ft3)."
ASTM D2487-90 "Test Method for Classification of Soils for EngineeringPurposes"
SUMMARY OF TEST RESULTS
The following summarizes the test results as determined by our engineering testingtechnician on the dates indicated below. Please reference the approved project plans foradditional information.
TECHNICON'ENGINEERING SERVICES, INC.
Purity OilMalaga. CA
Page 3TESJ725416
MAXIMUM DENSITY-OPTIMUM MOISTURE RELATIONSHIP DETERMINATIONS
To determine the relative compaction of the soil, a representative composite sample wastaken to establish the maximum density-optimum moisture relationship The followingpresents our test results involving the moisture-density relationships of the soil used in theearthwork construction
Testing Technicians: J LeForge
MaterialNumber
1
2
3
4
5MBF
6MSC
7
8
9
10
11
TestDate
1-15-01
12-1-00
4-18-01
1-15-01
9-10-01
9-11-01
9-13-01
9-13-01
10-10-01
10-4-01
10-11-01
VisualClassification
Silty Sand, YellowishBrown, Fine grained,Micas, non-cohesive
Silty Sand
Fine Silty Sand
Silty Sand, YellowishBrown
Minnewawa BackfillMaterial
Minnewawa SandCover
Minnewawa SandCover, Subgrade
SW Slope, Subgrade
50/50 MinnewawaBackfill Material
2na MinnewawaBackfill, Silty Sand
Light Brown, SiltySand
TestMethod
ASTMD1 557-91
ASTMD 1557-91
ASTMD 1557-91
ASTMD1557-91
ASTMD1 557-91
ASTMD1557-91
ASTMD1 557-91
ASTMD 1557-91
ASTMD 1557-91
ASTMD1 557-91
ASTMD1 557-91
Max DryDensity (pcf)
1266
1221
1267
1266
1220
1109
1182
1266
1320
1244
1236
OptimumMoisture %
8 5
77
70
85
99
8 1
11 5
88
80
92
6 1
TECHNICONENGINEERING SERVICES INC
Purity OilMalaga, CA
Page 4TESJ725416
MaterialNumber
12
13
14
15
16
17
18
TestDate
10-11-01
10-11-01
10-30-01
10-30-01
10-30-01
11-01-01
11-20-01
VisualClassification
3ra Lift North EdgeTop
South SlopeSubgrade
Silty Sand with InertDebris
SM, with Inert Debris
Silty Sand with InertDebris
Silty Sand
Southern Pipe RepairBackfill
TestMethod
ASTMD 1557-91
ASTMD 1557-91
ASTMD1 557-91
ASTMD1 557-91
ASTMD1 557-91
ASTMD 1557-91
ASTMD1 557-91
Max DryDensity (pcf)
1259
1242
1300
129 1
1246
1243
121 6
OptimumMoisture %
6 8
67
80
78
81
101
76
Compaction testing performed on November 26, 2001Win. Required Compaction: 90% as determined by ASTM D1557-91
+ or- 3% of optimum moisture content
Test No
265SC
266SC
267SC
268SC
269SC
Test Location
Grid Q-4
Grid Q-3
Grid S-4
Grid S-3
Grid V-5
MaterialNo
10
10
10
10
10
MaxDepth
5th Lift
5m Lift
5'" Lift
5'n Lift
5tn Lift
In-PlaceMoisture%
76
76
76
76
80
RelativeComp %
97
95
95
95
92
PassFail
P
P
P
P
P
LIMITATION
This report presents the pertinent relative compaction test data and results at the locationsand elevations tested. All locations and elevations are approximations based uponinformation provided by the approved project plans and survey staking. Variations mayoccur between test locations. Our firm takes no responsibility for the lossTof relativecompaction in the event of post-construction activities without proper inspection and testing.
TECHNICONENGINEERING SERVICES, INC
Purity OilMalaga, CA
PageSTES#725416
CLOSING
Thank you for your valued business We trust this report will satisfy your needs Shouldyou have any questions or if we may be of further assistance to you, please call our office
Sincerely,
TECHNICON Engineering Services, Inc
Heather RagsdaleTesting SupervisorMaterials Division
2c Herewith (wet sig)
Darren G WilliasQs, RCJ—, £b^Principal
TECHNICONENGINEERING SERVICES, INC
ENGINEERING SERVICES, i
Cons/mcfivn Testing & Inspection • Georecfuricai & EnvirQiimentiil Engineering
PROJECT '^y y PROJECTCLIENT «g» <X^reT~' _ DATECONTRACTOR W (Z 5 ___ _!„____ WEATHER CONDITIONSNO. OF WORKERS __ _ COMPLETED .....
SOILSRelative compaction testing was conducted on the: soils Sc aggregrate base otherfor the; building pad trenches paved areas _ other )<^_ off site, on site
Minimum required compaction %Maximum depth of testingCompaction tests range from °)^ % to 7^ % of relative compactionThe relative compaction test(s) were above the ?<2 % minimum of relative compactionThe relative compaction test(3) conform to the project plans/specifications and geotechnicaj reports
yes noNotes Discrepancies ___ Correction Notice Issue
A-£>£*-
Sketch of test location(s):
i
INSPECTOR: V/T^Pgffi. PROJECT REPRESENTATIVE:
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WT. IflRY SAMPLE •* CONTAINER _____
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7.X. WT. RETAINED roo. rt , . ( RH
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13. TOTAL WT. ' i pa '
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PLAN VIEW
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