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ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018 SECTION C SITE PH004-1: HWY 682:02, HINES CREEK (SITE 1) 1. OBSERVATIONS 1.1 Field Program and Instrumentation Status Three slope inclinometers (SI07-1, Pile 20, and Pile 44), and two pneumatic piezometers (PN07-2A and PN07-2B) were read at Hwy 682:02 Hines Creek Site 1 on October 3, 2018, by Mr. Niraj Regmi, G.I.T. and Mr. Eddy Mar, E.I.T., of Thurber Engineering Ltd. The SIs were read using two RST Digital Inclinometer probes with 2 ft. wheelbases and RST Pocket PC readouts. Inclinometer reading depths were defined as per cable markings with respect to the top of the inclinometer casing. The pneumatic piezometers were read using an RST C108 pneumatic piezometer readout. 2. INTERPRETATION 2.1 General SI plots for A and B directions are presented in Section D and are summarized below. Where movement has been recorded, the resultant plot (X direction, if applicable) and rate of movement have also been provided. 2.2 Zones of Movement Zones of new movement were not observed in the SIs since the last set of readings in the spring of 2018. 4127 Roper Road, Edmonton, AB T6B 3S5 T: 780 438 1460 F: 780 437 7125 thurber.ca

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Page 1: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS

FALL 2018

SECTION C

SITE PH004-1: HWY 682:02, HINES CREEK (SITE 1)

1. OBSERVATIONS

1.1 Field Program and Instrumentation Status

Three slope inclinometers (SI07-1, Pile 20, and Pile 44), and two pneumatic piezometers

(PN07-2A and PN07-2B) were read at Hwy 682:02 Hines Creek Site 1 on October 3, 2018, by

Mr. Niraj Regmi, G.I.T. and Mr. Eddy Mar, E.I.T., of Thurber Engineering Ltd.

The SIs were read using two RST Digital Inclinometer probes with 2 ft. wheelbases and

RST Pocket PC readouts. Inclinometer reading depths were defined as per cable markings with

respect to the top of the inclinometer casing. The pneumatic piezometers were read using an

RST C108 pneumatic piezometer readout.

2. INTERPRETATION

2.1 General

SI plots for A and B directions are presented in Section D and are summarized below. Where

movement has been recorded, the resultant plot (X direction, if applicable) and rate of

movement have also been provided.

2.2 Zones of Movement

Zones of new movement were not observed in the SIs since the last set of readings in

the spring of 2018.

4127 Roper Road, Edmonton, AB T6B 3S5 T: 780 438 1460 F: 780 437 7125 thurber.ca

Page 2: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

Client: Alberta Transportation Date: December 10, 2018 File: 13351 e-file: \\H\13351 rpt PH004-1 - Edm Page 2 of 5

Zones of movement are summarized in Table PH004-1-1 at the end of this report. This table

also provides a historical account of the total movement, the depth of movement and the

maximum rate of movement that has occurred at this site since the initialization of the slope

inclinometers.

2.3 Interpretation of Monitoring Results

Slope inclinometer SI07-1 returned a rate of movement of 1.2 mm/yr since the spring of

2018 readings.

The slope inclinometer in Pile 20 shows a cumulative pile head movement of 59.3 mm over

0.8 m to 14.2 m depth with a rate of movement of 7.0 mm/yr since the spring of 2018 readings.

The slope inclinometer in Pile 44 has registered a cumulative pile head movement of 84.4 mm

over 0.8 m to 14.2 m depth with a rate of movement of 5.7 mm/yr. It is also noteworthy that Pile

44 shows deflection over its whole length, suggesting that a longer pile might have been

warranted for this location.

The groundwater level in pneumatic piezometer PN07-2A decreased by 0.06 m since the spring

of 2018 readings. The groundwater level increased in PN07-2B by 0.74 m since the spring of

2018 readings. The piezometer readings are summarized in Table PH004-1-2 below and are

plotted in Figure PH004-1-1 in Section D.

3. RECOMMENDATIONS

3.1 Future Work

The instruments should be read again during the spring of 2019.

3.2 Instrumentation Repairs

No instruments need repair at this site.

Page 3: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

Client: Alberta Transportation Date: December 10, 2018 File: 13351 e-file: \\H\13351 rpt PH004-1 - Edm Page 3 of 5

TABLE PH004-1-1 FALL 2018 – HWY 682:02 HINES CREEK (SITE 1)

SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY

Date Monitored: October 3, 2018

INSTRUMENT #

DATE INITIALIZED

TOTAL CUMULATIVE RESULTANT

MOVEMENT AT NOTED DEPTH SINCE INITIAL

READING (mm)

MAXIMUM RATE OF

MOVEMENT (mm/yr)

CURRENT STATUS

DATE OF

PREVIOUS READING

INCREMENTAL MOVEMENT

SINCE PREVIOUS READING

(mm)

RATE OF MOVEMENT

(mm/yr)

CHANGE IN RATE

OF MOVEMENT SINCE

PREVIOUS READING (mm/yr)

SI07-1 Jul. 20, 2007 9.2 mm over 9.8 m

to 11.7 m depth in 7° direction

4.5 mm/yr on October 12,

2008 Operational

June 10, 2018

0.4 1.2 1.1

SI07-2 Jul. 20, 2007 Not Known Not Known Sheared off at 0.6 m N/A N/A N/A N/A

SI07-3 Jul. 20, 2007 Not Known Not Known Sheared off at 4.9 m N/A N/A N/A N/A

SI07-4 Jul. 20, 2007 Not Known Not Known Sheared off at 3.0 m N/A N/A N/A N/A

SI07-5 Jul. 20, 2007 No discernible movement N/A

Sheared off/blocked at

7.0 m

June 9, 2016 N/A N/A N/A

SI07-6 Jul. 20, 2007 Not Known Not Known Sheared off N/A N/A N/A N/A

Drawing 13351-PH004-1-1 in Section D provides a sketch of the approximate location of the monitoring instrumentation for this site.

Page 4: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

Client: Alberta Transportation Date: December 10, 2018 File: 13351 e-file: \\H\13351 rpt PH004-1 - Edm Page 4 of 5

TABLE PH004-1-1 – CONTINUED… FALL 2018 – HWY 682:02 HINES CREEK (SITE 1)

SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY

Date Monitored: October 3, 2018

INSTRUMENT #

DATE INITIALIZED

TOTAL CUMULATIVE RESULTANT

MOVEMENT AT NOTED DEPTH SINCE INITIAL

READING (mm)

MAXIMUM RATE OF

MOVEMENT (mm/yr)

CURRENT STATUS

DATE OF

PREVIOUS READING

INCREMENTAL MOVEMENT

SINCE PREVIOUS READING

(mm)

RATE OF MOVEMENT

(mm/yr)

CHANGE IN RATE

OF MOVEMENT SINCE

PREVIOUS READING (mm/yr)

SI-WF-005 N/A Not Known Not Known Sheared off at 1.8 m N/A N/A N/A N/A

Pile 20 Jan. 24, 2008

59.3 mm over 0.8 m to 14.2 m

depth in 22° direction

189.7 mm/yr on February 21,

2008 Operational

June 10, 2018

2.2 7.0 7.1

Pile 44 Jan. 24, 2008

84.4 mm over 0.8 m to 14.2 m

depth in 32° direction

138.2 mm/yr on February 21,

2008 Operational

June 10, 2018

1.8 5.7 2.8

Drawing 13351-PH004-1-1 in Section D provides a sketch of the approximate location of the monitoring instrumentation for this site.

Page 5: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

Client: Alberta Transportation Date: December 10, 2018 File: 13351 e-file: \\H\13351 rpt PH004-1 - Edm Page 5 of 5

TABLE PH004-1-2 FALL 2018 – HWY 682:02 HINES CREEK (SITE 1)

PNEUMATIC PIEZOMETER INSTRUMENTATION READING SUMMARY

Date Monitored: October 3, 2018

INSTRUMENT # DATE

INITIALIZED

TIP DEPTH

(m)

GROUND ELEV.

(m)

CURRENT STATUS

HIGHEST MEASURED

WATER LEVEL BGS (m)

MEASURED PORE PRESSURE

(KPA)

CURRENT WATER LEVEL

BGS (m)

PREVIOUS WATER LEVEL

BGS (m)

CHANGE IN WATERLEVEL

SINCE PREVIOUS READING

(m)

PN07-1 Jul. 18, 2007 14.4 578.2 Non-Active 13.38 on July 24, 2007 N/A N/A N/A N/A

PN07-2A Jul. 18, 2007 14.4 579.9 Active 7.06

on May 31, 2008 64.1 7.86 7.80 -0.06

PN07-2B Jul. 18, 2007 5.8 579.9 Active 1.72

on May 31, 2008 37.3 2.00 2.74 0.74

PN07-3A Jul. 18, 2007 12.9 576.7 Non-Active 2.45 on June 9, 2016 N/A N/A N/A N/A

PN07-3B* Jul. 18, 2007 7.3 576.7 Non-Active -2.41 on October 2, 2017 N/A N/A -2.41 N/A

WF-005A N/A N/A N/A Non-Active N/A N/A N/A N/A N/A

WF-005B N/A N/A N/A Non-Active N/A N/A N/A N/A N/A

Drawing 13351-PH004-1-1 in section D provides a sketch of the approximate location of the monitoring instrumentation for this site. * Continuous water flow in the return tube indicates that the piezometer is damaged and not working correctly

Notes: PN - pneumatic piezometer. BGS - below ground surface.

Page 6: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS

FALL 2018

SECTION D

DATA PRESENTATION

SITE PH004-1: HWY 682:02, HINES CREEK (SITE 1)

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Location: Hines Creek Site 1 (HWY 682:02 C1 9.972) Readout: C108 PN Readout Unit 6File Number: 13351 Extension: 3.34"

Probe: RST Set 8R and 5R Temp: -5°CCable: RST Set 8R and 5R Read by: EM/NKR

SLOPE INCLINOMETER (SI) READINGSSI# Date Stickup Depth from top Azimuth of Current Bottom

(m) of casing (ft) A+ Groove Depth ReadingsEasting (m) Northing (m) A+ A- B+ B-

SI07-1 394438.77 6215330.04 3-Oct-18 0.23 50 to 4 335 39 -28 284 -278Pile 20 394368.33 6215337.34 3-Oct-18 1.33 50 to 6 5 555 -546 -267 256Pile 44 394406.56 6215332.27 3-Oct-18 1.38 50 to 6 15 237 -231 166 -183

PNEUMATIC PIEZOMETER (PN) READINGSPN# Date Reading Identification

Easting (m) Northing (m) (kPa) Number07-2A 394583.06 6215332.06 3-Oct-1807-2B 394583.06 6215332.06 3-Oct-18

INSPECTOR REPORT

GPS Location (UTM 11)

64.1 3132637.3 31327

(UTM 11)

ALBERTA TRANSPORTATIONPEACE REGION (PEACE RIVER / HIGH LEVEL)

INSTRUMENTATION MONITORING FIELD SUMMARY (PH004-1)FALL 2018

GPS Location Remarks

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Dunvegan

Hines

Creek

Fairview

Peace

River

S

N

W E

PH004-1

PNEUMATIC PIEZOMETER

SLOPE INCLINOMETER

LEGEND :

PN

SLOPE INCLINOMETER (NOT IN USE)

SI07-06

SI07-03

SI07-05

SI-WF-005

PILE 20

SI07-02

PILE 44

SI07-01

PNEUMATIC PIEZOMETER (NOT IN USE)PN

PN07-03B

PN07-03A

PN07-01

PN07-02B

PN07-02A

PN-WF-005B

PN-WF-005A

SI07-04

SITE MAP

NOT TO SCALE

PLAN

15

SCALE 1:500

0 105 20 25 30m

ML

NFR

DWP

AS SHOWN

JULY 2018

13351

PH004-1: HWY 682, HINES CREEK (SITE 1)

SITE PLAN SHOWING EXISTING INSTRUMENT

LOCATIONS AND INSTRUMENTATION READINGS

H:\13000\13351 G

eohazard A

ssessm

ent - P

eace R

iverH

igh Level (C

ON

0017602)\D

rafting\2018\IN

ST

- S

PR

IN

G\13351-P

H004-1-1.dw

g - 4 - Jul. 05, 2018

PEACE REGION (PEACE RIVER / HIGH LEVEL) 2018

DWG No. 13351-PH004-1-1

SCALE

DESIGNED BY

DRAWN BY

DATE

APPROVED BY

FILE No.

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16

14

12

10

8

6

4

2

0

Depth

(m)

-50 -25 0 25 50

16

14

12

10

8

6

4

2

0

-50 -25 0 25 50

16

14

12

10

8

6

4

2

0

Depth

(m)

-25 -12.5 0 12.5 25

16

14

12

10

8

6

4

2

0

-25 -12.5 0 12.5 25

LEGEND

Initial 20 Jul 2007

21 Jul 2007

24 Jul 2007

7 Aug 2007

12 Oct 2008

1 Jun 2009

1 Oct 2009

16 May 2010

25 Sep 2010

5 Jun 2011

25 Sep 2011

2 Oct 2012

2 Jun 2013

27 Sep 2013

4 Jun 2014

19 Sep 2014

26 May 2015

19 Sep 2015

9 Jun 2016

5 Oct 2016

11 Jun 2017

2 Oct 2017

10 Jun 2018

3 Oct 2018

Cumulative Deflection

Direction A

Deflection (mm)

Incremental Deflection

Direction A

Deflection (mm)

Ref. Elevation 578.23m

H:\13000\13351 Geohazard Assessment - Peace RiverHigh Level (CON0017602)\Instruments\Fall 2018\SI Readings\PH 04\07-01.gtl

East Flank, Inclinometer 07-01

HWY 682:04; (PH004-1)

Thurber Engineering Ltd

Page 10: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

16

14

12

10

8

6

4

2

0

Depth

(m)

-50 -25 0 25 50

16

14

12

10

8

6

4

2

0

-50 -25 0 25 50

16

14

12

10

8

6

4

2

0

Depth

(m)

-25 -12.5 0 12.5 25

16

14

12

10

8

6

4

2

0

-25 -12.5 0 12.5 25

LEGEND

Initial 20 Jul 2007

21 Jul 2007

24 Jul 2007

7 Aug 2007

12 Oct 2008

1 Jun 2009

1 Oct 2009

16 May 2010

25 Sep 2010

5 Jun 2011

25 Sep 2011

2 Oct 2012

2 Jun 2013

27 Sep 2013

4 Jun 2014

19 Sep 2014

26 May 2015

19 Sep 2015

9 Jun 2016

5 Oct 2016

11 Jun 2017

2 Oct 2017

10 Jun 2018

3 Oct 2018

Cumulative Deflection

Direction B

Deflection (mm)

Incremental Deflection

Direction B

Deflection (mm)

Ref. Elevation 578.23m

H:\13000\13351 Geohazard Assessment - Peace RiverHigh Level (CON0017602)\Instruments\Fall 2018\SI Readings\PH 04\07-01.gtl

East Flank, Inclinometer 07-01

HWY 682:04; (PH004-1)

Thurber Engineering Ltd

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16

14

12

10

8

6

4

2

0

Depth

(m)

-50 -25 0 25 50

16

14

12

10

8

6

4

2

0

-50 -25 0 25 50

16

14

12

10

8

6

4

2

0

Depth

(m)

-25 -12.5 0 12.5 25

16

14

12

10

8

6

4

2

0

-25 -12.5 0 12.5 25

LEGEND

Initial 20 Jul 2007

21 Jul 2007

24 Jul 2007

7 Aug 2007

12 Oct 2008

1 Jun 2009

1 Oct 2009

16 May 2010

25 Sep 2010

5 Jun 2011

25 Sep 2011

2 Oct 2012

2 Jun 2013

27 Sep 2013

4 Jun 2014

19 Sep 2014

26 May 2015

19 Sep 2015

9 Jun 2016

5 Oct 2016

11 Jun 2017

2 Oct 2017

10 Jun 2018

3 Oct 2018

Cumulative Deflection

Direction X

Deflection (mm)

Incremental Deflection

Direction X

Deflection (mm)

Ref. Elevation 578.23m

skew = 15deg

H:\13000\13351 Geohazard Assessment - Peace RiverHigh Level (CON0017602)\Instruments\Fall 2018\SI Readings\PH 04\07-01.gtl

East Flank, Inclinometer 07-01

HWY 682:04; (PH004-1)

Thurber Engineering Ltd

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24

22

20

18

16

14

12

10

8

6

4

2

0

Displ.

(mm)

24

22

20

18

16

14

12

10

8

6

4

2

0

1 Jan 2008 1 Jan 2010 1 Jan 2012 1 Jan 2014 1 Jan 2016 1 Jan 2018

1 Jan 2008 1 Jan 2010 1 Jan 2012 1 Jan 2014 1 Jan 2016 1 Jan 2018

9.8/11.7 m

Displacements shown are in the X Direction

(skew = 15 degrees)

East Flank, Inclinometer 07-01

HWY 682:04; (PH004-1)

Thurber Engineering Ltd

Page 13: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

14

12

10

8

6

4

2

0

Depth

(m)

-100 -50 0 50 100

14

12

10

8

6

4

2

0

-100 -50 0 50 100

14

12

10

8

6

4

2

0

Depth

(m)

-50 -25 0 25 50

14

12

10

8

6

4

2

0

-50 -25 0 25 50

LEGEND

Initial 24 Jan 2008

1 Jun 2008

12 Oct 2008

25 Apr 2009

25 Apr 2009

1 Jun 2009

1 Oct 2009

16 May 2010

25 Sep 2010

5 Jun 2011

25 Sep 2011

2 Oct 2012

2 Jun 2013

27 Sep 2013

4 Jun 2014

19 Sep 2014

26 May 2015

19 Sep 2015

9 Jun 2016

5 Oct 2016

11 Jun 2017

2 Oct 2017

10 Jun 2018

3 Oct 2018

top of concrete pile

grade at time of repair

Cumulative Deflection

Direction A

Deflection (mm)

Incremental Deflection

Direction A

Deflection (mm)

Ref. Elevation 588.25 m

H:\13000\13351 Geohazard Assessment - Peace RiverHigh Level (CON0017602)\Instruments\Fall 2018\SI Readings\PH 04\Pile20.gtl

Pile Wall, Inclinometer Pile 20

SH682:04 (PH004-1)

Thurber Engineering Ltd

Page 14: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

14

12

10

8

6

4

2

0

Depth

(m)

-100 -50 0 50 100

14

12

10

8

6

4

2

0

-100 -50 0 50 100

14

12

10

8

6

4

2

0

Depth

(m)

-50 -25 0 25 50

14

12

10

8

6

4

2

0

-50 -25 0 25 50

LEGEND

Initial 24 Jan 2008

1 Jun 2008

12 Oct 2008

25 Apr 2009

25 Apr 2009

1 Jun 2009

1 Oct 2009

16 May 2010

25 Sep 2010

5 Jun 2011

25 Sep 2011

2 Oct 2012

2 Jun 2013

27 Sep 2013

4 Jun 2014

19 Sep 2014

26 May 2015

19 Sep 2015

9 Jun 2016

5 Oct 2016

11 Jun 2017

2 Oct 2017

10 Jun 2018

3 Oct 2018

top of concrete pile

grade at time of repair

Cumulative Deflection

Direction B

Deflection (mm)

Incremental Deflection

Direction B

Deflection (mm)

Ref. Elevation 588.25 m

H:\13000\13351 Geohazard Assessment - Peace RiverHigh Level (CON0017602)\Instruments\Fall 2018\SI Readings\PH 04\Pile20.gtl

Pile Wall, Inclinometer Pile 20

SH682:04 (PH004-1)

Thurber Engineering Ltd

Page 15: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

70

60

50

40

30

20

10

0

Displ.

(mm)

70

60

50

40

30

20

10

0

1 Jan 2009 1 Jan 2011 1 Jan 2013 1 Jan 2015 1 Jan 2017 1 Jan 2019

1 Jan 2009 1 Jan 2011 1 Jan 2013 1 Jan 2015 1 Jan 2017 1 Jan 2019

.8/14.2 m

Displacements shown are in the A Direction

Pile Wall, Inclinometer Pile 20

SH682:04 (PH004-1)

Thurber Engineering Ltd

Page 16: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

14

12

10

8

6

4

2

0

Depth

(m)

-100 -50 0 50 100

14

12

10

8

6

4

2

0

-100 -50 0 50 100

14

12

10

8

6

4

2

0

Depth

(m)

-25 -12.5 0 12.5 25

14

12

10

8

6

4

2

0

-25 -12.5 0 12.5 25

LEGEND

Initial 24 Jan 2008

26 Feb 2008

1 Jun 2008

12 Oct 2008

25 Apr 2009

1 Jun 2009

1 Oct 2009

16 May 2010

25 Sep 2010

5 Jun 2011

25 Sep 2011

2 Oct 2012

2 Jun 2013

27 Sep 2013

4 Jun 2014

19 Sep 2014

26 May 2015

19 Sep 2015

9 Jun 2016

5 Oct 2016

11 Jun 2017

2 Oct 2017

10 Jun 2018

3 Oct 2018

top of concrete pile

grade at time of repair

Cumulative Deflection

Direction A

Deflection (mm)

Incremental Deflection

Direction A

Deflection (mm)

Ref. Elevation 581.56 m

H:\13000\13351 Geohazard Assessment - Peace RiverHigh Level (CON0017602)\Instruments\Fall 2018\SI Readings\PH 04\Pile44.gtl

Pile Wall, Inclinometer Pile 44

SH682:04 (PH004-1)

Thurber Engineering Ltd

Page 17: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

14

12

10

8

6

4

2

0

Depth

(m)

-100 -50 0 50 100

14

12

10

8

6

4

2

0

-100 -50 0 50 100

14

12

10

8

6

4

2

0

Depth

(m)

-25 -12.5 0 12.5 25

14

12

10

8

6

4

2

0

-25 -12.5 0 12.5 25

LEGEND

Initial 24 Jan 2008

26 Feb 2008

1 Jun 2008

12 Oct 2008

25 Apr 2009

1 Jun 2009

1 Oct 2009

16 May 2010

25 Sep 2010

5 Jun 2011

25 Sep 2011

2 Oct 2012

2 Jun 2013

27 Sep 2013

4 Jun 2014

19 Sep 2014

26 May 2015

19 Sep 2015

9 Jun 2016

5 Oct 2016

11 Jun 2017

2 Oct 2017

10 Jun 2018

3 Oct 2018

top of concrete pile

grade at time of repair

Cumulative Deflection

Direction B

Deflection (mm)

Incremental Deflection

Direction B

Deflection (mm)

Ref. Elevation 581.56 m

H:\13000\13351 Geohazard Assessment - Peace RiverHigh Level (CON0017602)\Instruments\Fall 2018\SI Readings\PH 04\Pile44.gtl

Pile Wall, Inclinometer Pile 44

SH682:04 (PH004-1)

Thurber Engineering Ltd

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100

90

80

70

60

50

40

30

20

10

0

Displ.

(mm)

100

90

80

70

60

50

40

30

20

10

0

1 Jan 2009 1 Jan 2011 1 Jan 2013 1 Jan 2015 1 Jan 2017 1 Jan 2019

1 Jan 2009 1 Jan 2011 1 Jan 2013 1 Jan 2015 1 Jan 2017 1 Jan 2019

.8/14.2 m

Displacements shown are in the A Direction

Pile Wall, Inclinometer Pile 44

SH682:04 (PH004-1)

Thurber Engineering Ltd

Page 19: ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / … Landslide… · ALBERTA TRANSPORTATION PEACE REGION (PEACE RIVER / HIGH LEVEL) INSTRUMENTATION MONITORING RESULTS FALL 2018

0.00

2.00

4.00

6.00

8.00

10.00

12.00

14.00

16.0010-Oct-06 22-Feb-08 06-Jul-09 18-Nov-10 01-Apr-12 14-Aug-13 27-Dec-14 10-May-16 22-Sep-17 04-Feb-19 18-Jun-20

Gro

un

dw

ate

r D

ep

th (

m)

Date

FIGURE PH004-1-1 PIEZOMETER DATA FOR HWY 682:02, HINES CREEK (SITE 1)

31326(PN07-2A)

31327(PN07-2B)

31328(PN07-3A)

31329(PN07-3B)

PN07‐3A and PN07‐3B are no longer operational.