Post on 01-Jan-2020
ALBERTA TRANSPORTATION NORTH CENTRAL REGION – ATHABASCA AREA
INSTRUMENTATION MONITORING RESULTS
SPRING 2015
SECTION C
SITE NC70: HWY 63:10 TRUCK STAGING AREA
1. OBSERVATIONS
1.1 Field Program and Instrumentation Status
Eleven (11) slope inclinometers (SI08-1, SI08-6, SI08-7, SI08-9, SI10-10R, SI08-13, SI08-17 to SI08-19, SI08-21, SI08-22,), twenty six (26) pneumatic piezometers (PN08-1 to PN08-8, PN08-10, PN08-11, PN08-13, PN08-17, PN08-18A, PN08-18B, PN08-19 to PN08-22, PN09-1A, PN09-2A, PN09-2B, PN09-3A, PN09-3B, PN09-10R, PN09-23A and PN09-23B), eighteen (18) standpipe piezometers (TH08-3, TH08-5 to TH08-7, TH06-5, SP08-13, PH08-1, PH08-2, PH08-4, PH08-5, PH08-9 to PH08-15, and PH08-17) were read at the Hwy 63:10 Truck Staging Area (TSA) site on June 1 and June 2, 2015 by Mr. Chad Gray, C.E.T., of Thurber Engineering Ltd. (Thurber). SI08-6 is broken at 0.6 m below ground surface.
Nine (9) slope inclinometers (SI11-12R, SI12-15R, SI08-16, SI11-24, and SI12-25 to SI12-29), four (4) pneumatic piezometers (PN08-12, PN08-14, PN08-15, and PN08-16) and fifteen (15) vibrating wire piezometers (VW11-12RA, VW11-12RB, VW12-15RA, VW12-15RB, VW11-24A, VW11-24B, VW12-25A, VW12-25B, VW12-26, VW12-27A, VW12-27B, VW12-28A, VW12-28B, VW12-29A and VW12-29B) have been monitored by Tetratech during the west berm construction and were not read during this monitoring event. SI08-16 was sheared off during construction. VW11-24A and VW11-24B are currently non-operational.
The SIs were read using a RST Digital Inclinometer probe with 2 ft wheelbase and a RST Pocket PC readout. Inclinometer reading depths were defined as per cable markings with respect to the top of the inclinometer casing. The pneumatic piezometers were read using a RST C108 pneumatic piezometer reader. The vibrating wire piezometers were read using a
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GEO-KON GK-404 Digital VW data recorder device. The standpipe piezometers were read using a SINCO dipmeter.
The flow rates of the sub-horizontal drains were also recorded during this monitoring event.
2. INTERPRETATION
2.1 Zones of Movement
Zones of movement are summarized in Table NC70-1 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.
2.2 Interpretation of Monitoring Results
2.2.1 East Slide
Slope inclinometers SI08-1 and SI08-19 continued to show no discernible movement. SI08-7 showed a rate of movement of 0.8 mm/yr over 6.6 m to 7.9 m depth and no discernible movement over 12.1 m to 14.0 m depth. SI08-17 showed no discernible movement since the fall 2014 readings. SI08-18 showed a creep rate of movement of 0.1 mm/yr and 1.2 mm/yr over 6.2 m to 8.0 m depth and 11.7 m to 14.1 m depth, respectively. SI08-21 showed a creep rate of movement of 0.1 mm/yr over 7.9 m to 11.0 m depth and no discernible movement over 28.1 m to 29.3 m depth.
In general, the groundwater surface levels increased in the majority of the piezometers.
The variation in groundwater levels recorded in the pneumatic piezometers installed within the east slide area ranged from a decrease of less than 0.1 m in PN08-1 to an increase of 1.12 m in PN08-21. Groundwater levels remained unchanged in PN08-2 and PN08-5 since the previous readings in fall 2014.
The variation in groundwater levels recorded in the standpipe piezometers installed within the east slide area ranged from a decrease of 0.2 m in PH08-1 to an increase of 0.5 m in TH08-6. Groundwater levels remained unchanged in TH08-3 and TH06-5.
2.2.2 West Slide
2.2.2.1 Slope Inclinometer and Piezometer Readings
Slope inclinometer SI08-9 showed creep rates of movement of 0.9 mm/yr and 3.7 mm/yr over 12.4 m to 13.7 m depth and 14.3 m and 16.1 m depth, respectively. SI10-10R showed creep rates of movement of 0.9 mm/yr, 0.3 mm/yr, and 1.6 mm/yr over 11.7 m to 14.1 m depth, 22.7 m to 23.9 m depth, and 24.5 m to 25.7 m depth, respectively. SI08-13 showed no discernible
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movement over 5.1 m to 8.8 m depth and a creep rate of movement of 0.3 mm/yr over 13.0 m to 14.9 m depth. SI08-22 showed no discernible movement over 33.5 m to 35.3 m depth.
In general, the groundwater surface levels increased in the majority of the piezometers.
The variation in groundwater levels recorded in the standpipe piezometers installed within the west slide area ranged from a decrease of 0.06 m in PH08-2 to an increase of 1.77 m in PH08-12.
The variation in groundwater levels recorded in the pneumatic piezometers installed within the west slide area ranged from a decrease of 3.66 m in PN09-23A to an increase of 0.35 m in PN09-2B. PN08-11, PN09-1A, PN09-2A and PN09-23B continued to show above ground water levels.
The deep pneumatic piezometers installed in the sandstone aquifer below the truck staging area pad continued to show relatively unchanged below groundwater levels since the installation of subhorizontal drains. However, the deep pneumatic piezometers installed in the clayshale formation below the truck staging area pad continued to show above groundwater levels ranging from 5.06 m in PN09-2A to 11.62 m in PN09-23B. During this monitoring event, the groundwater level remained the same in PN09-2A and decreased by 0.07 m in PN09-23B.
2.2.2.2 Sub-horizontal Drains Flow Rates
One subhorizontal drain (subdrain #15) was flowing in MH#2 at 0.59 L/min. Nine (9) of the MH#1 drains were flowing at a total flow rate of 2.06 L/min. The total flow rate increased by 0.87 L/min since the previous monitoring event in the fall of 2014.
3. RECOMMENDATIONS
3.1 Future Work
The instruments should be read again in fall 2015. Consideration should be given for flushing the sub-horizontal drains in MH#1, MH#2, and sub-drain pipes connected to MH#4. Frequent maintenance of drainage improvement measures is essential to reduce the likelihood of plugging the drains, which would result in a rise in groundwater level and potential accelerated landslide movements.
3.2 Instrumentation Repairs
No instrument repairs are required at this time.
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TABLE NC70-1 HWY 63:10 TRUCK STAGING AREA SLIDE
SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 1, 2015
INSTRUMENT #
DATE INITIALIZED
TOTAL CUMULATIVE RESULTANT MOVEMENT AND DEPTH
OF MOVEMENT TO DATE
(mm)
MAXIMUM RATE OF
MOVEMENT (mm/yr)
CURRENT STATUS
DATE OF
LATEST READING
DATE OF
PREVIOUS READING
INCREMENTAL MOVEMENT
SINCE PREVIOUS READING
(mm)
CURRENT RATE OF
MOVEMENT (mm/yr)
CHANGE IN RATE OF
MOVEMENT SINCE
PREVIOUS READING (mm/yr)
EAST SLIDE
SI08-1 Feb. 14, 2008 No discernible
movement N/A Operational June 1, 2015
September 10, 2014
N/A N/A N/A
SI08-2 Feb. 14, 2008
4.4 over 1.8 m to 3 m depth in
3300 direction (May 4, 2008)
320 between April 30 and
May 4, 2008 over 1.8 m to 3 m in 3330 direction
Sheared off at 6 m below
ground surface on
May 28, 2008
N/A May 4, 2008
N/A N/A N/A
22.8 over 5.5 m to 7.3 m depth in 3300 direction (May 4, 2008)
1398.6 between April 30 and
May 4, 2008 over 5.5 m to 7.3 m in
3330 direction
N/A N/A N/A
11 over 8.5 m to 9.7 m depth in
3300 direction (May 4, 2008)
671.6 between April 30 and
May 4, 2008 over 8.5 m to 9.7 m in
3330 direction
N/A N/A N/A
SI08-2R (Replacement
for SI08-2)
June 29, 2008
10.6 over 6.2 m to 8 m depth in
3250 direction
132.6 between July 5 and
July 13, 2008
Sheared off at 10 m below
ground surface on
Sept. 7, 2008
N/A Aug. 24, 2008
N/A N/A N/A
27.3 over 9.2 m to 11.1 m depth in 3250 direction
538.7 between June 29 and July 5, 2008
N/A N/A N/A
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TABLE NC70-1 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 1, 2015
INSTRUMENT #
DATE INITIALIZED
TOTAL CUMULATIVE RESULTANT MOVEMENT AND DEPTH
OF MOVEMENT TO DATE
(mm)
MAXIMUM RATE OF
MOVEMENT (mm/yr)
CURRENT STATUS
DATE OF
LATEST READING
DATE OF
PREVIOUS READING
INCREMENTAL MOVEMENT
SINCE PREVIOUS READING
(mm)
CURRENT RATE OF
MOVEMENT (mm/yr)
CHANGE IN RATE OF
MOVEMENT SINCE
PREVIOUS READING (mm/yr)
EAST SLIDE – Continued…
SI08-3 July 12, 2008
36.8 over 13.7 m to 15.5 m depth in 3480 direction
664 between July 21 and
July 13, 2008 Sheared off at 14.6 mBGS on Aug. 24, 2008
N/A Aug. 8, 2008
N/A N/A N/A
3.0 over 8.8 m to 10.7 m depth in 3480 direction
41.3 between July 21 and
July 12, 2008 N/A N/A N/A
SI08-4 July 12, 2008
1.1 over 7.6 m to 8.8 m depth in 3450 direction
19.1 between July 21 and
July 12, 2008 Sheared off at 15.9 m below
ground surface on
Aug. 24, 2008
N/A Aug. 8, 2008
N/A N/A N/A
1.8 over 11.9 m to 13.1 m depth in 3450 direction
38.7 between July 21 and
July 12, 2008 N/A N/A N/A
39.3 over 14.9 m to 16.8 m depth in 3450 direction
790.3 between July 21 and
July 12, 2008 N/A N/A N/A
SI08-5 June 29, 2008
11.0 over 7.4 m to 8.6 m depth in 3430 direction
15.1 on August 8, 2008 Broken at
0.09 mBGS N/A May 14, 2013
N/A N/A N/A
21.1 over 9.3 m to 10.5 m depth in 3430 direction
27.9 on July 27, 2008 N/A N/A N/A
SI08-6 June 26, 2008 No discernible movement N/A
Broken at 0.6 mBGS on June 1, 2015
June 1, 2015 September 10, 2014 N/A N/A N/A
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TABLE NC70-1 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 1, 2015
INSTRUMENT #
DATE INITIALIZED
TOTAL CUMULATIVE RESULTANT MOVEMENT AND DEPTH
OF MOVEMENT TO DATE
(mm)
MAXIMUM RATE OF
MOVEMENT (mm/yr)
CURRENT STATUS
DATE OF
LATEST READING
DATE OF
PREVIOUS READING
INCREMENTAL MOVEMENT
SINCE PREVIOUS READING
(mm)
CURRENT RATE OF
MOVEMENT (mm/yr)
CHANGE IN RATE OF
MOVEMENT SINCE
PREVIOUS READING (mm/yr)
EAST SLIDE – Continued…
SI08-7 June 29, 2008
7.7 over 6.6 m to 7.9 m depth in 318o direction
22.0 on July 5, 2008
Operational June 1, 2015 September 10, 2014
0.6 0.8 1.7
27.2 over 12.1 m to 14 m depth in 318o direction
102.2 On July 5, 2008
No discernible movement
N/A 1.3
SI08-17 Dec. 15, 2008 16.0 over 13.6 m to 16.6 m
depth in 320o direction
21.0 on Oct. 4, 2009
Operational June 1, 2015 September 10, 2014
No discernible movement
N/A 0.4
SI08-18 Dec. 14, 2008
3.1 over 6.2 m to 8.0 m depth in
311o direction
3.1 on Oct. 7, 2009
Operational June 1, 2015 September 10, 2014
0.1 0.1 -0.2
2.9 over 11.7 m to 14.1 m depth in
311o direction
3.2 on Feb. 20, 2009
0.9 1.2 1.2
SI08-19 Dec. 12, 2008 No discernible
movement N/A Operational June 1, 2015
September 10, 2014
N/A N/A N/A
SI08-20 Dec. 19, 2008 No discernible Movement N/A Broken at
0.55 mBGS N/A Sept. 27, 2012 N/A N/A N/A
SI08-21 Dec. 17, 2008
2.6 over 7.9 m to 11.0 m depth in 338° direction
1.6 on May 5, 2010
Operational June 1, 2015 September 10, 2014
0.1 0.1 0.3
2.0 over 28.1 m to 29.3 m depth in 338° direction
11.3 on Jan. 13, 2009
No discernible movement
N/A -0.7
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TABLE NC70-1 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 1, 2015
INSTRUMENT #
DATE INITIALIZED
TOTAL CUMULATIVE RESULTANT MOVEMENT AND DEPTH
OF MOVEMENT TO DATE
(mm)
MAXIMUM RATE OF
MOVEMENT (mm/yr)
CURRENT STATUS
DATE OF
LATEST READING
DATE OF
PREVIOUS READING
INCREMENTAL MOVEMENT
SINCE PREVIOUS READING
(mm)
CURRENT RATE OF
MOVEMENT (mm/yr)
CHANGE IN RATE OF
MOVEMENT SINCE
PREVIOUS READING (mm/yr)
WEST SLIDE
SI08-8 June 29, 2008 No discernible movement N/A Broken at
0.36 mBGS N/A May 16, 2013 N/A N/A N/A
SI08-9 July 12, 2008
20.9 over 12.4 m to 13.7 m depth in 333o direction
95.7 on Sept. 30, 2009
Operational June 1, 2015 September 10, 2014
0.6 0.9 1.9
70.6 over 14.3 m to 16.1 m depth in 333o direction
171.9 on July 27, 2008
2.7 3.7 7.3
SI08-10 July 13, 2008
16.5 over 12.2 m to 14.1 m depth in 345o direction
265.7 between Sep.8 and
15, 2009( during construction)
Sheared off at 14 m below
ground surface on
Sept. 20, 2009
N/A Sep. 15, 2009
N/A N/A N/A
5.8 over 16.5 m to 17.7 m depth in 345o direction
115.4 between Sep.8 and
15, 2009 ( during construction)
N/A N/A N/A
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TABLE NC70-1 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 1, 2015
INSTRUMENT #
DATE INITIALIZED
TOTAL CUMULATIVE RESULTANT MOVEMENT AND DEPTH
OF MOVEMENT TO DATE
(mm)
MAXIMUM RATE OF
MOVEMENT (mm/yr)
CURRENT STATUS
DATE OF
LATEST READING
DATE OF
PREVIOUS READING
INCREMENTAL MOVEMENT
SINCE PREVIOUS READING
(mm)
CURRENT RATE OF
MOVEMENT (mm/yr)
CHANGE IN RATE OF
MOVEMENT SINCE
PREVIOUS READING (mm/yr)
WEST SLIDE – Continued…
SI10-10R (Replacement for SI08-10)
Jan. 28, 2010
6.4 over 11.7 m to 14.1 m depth in 311o direction
9.1 on March 7, 2010
Operational June 1, 2015
September 10, 2014
0.7 0.9 -1.0
2.3 over 22.7 m to 23.9 m depth in 311o direction
11.3 on Feb. 11, 2010 0.2 0.3 0.3
16.7 over 24.5 m to 25.7 m depth in 311o direction
10.0 on July 27, 2010 1.2 1.6 0.2
SI08-11 July 13, 2008
9.4 over 0.8 m to 4.5 m depth in 339o direction
115.1 on Oct. 16, 2009 Broken at surface on
May 27, 2014 N/A May 28, 2014 N/A N/A N/A
SI08-12 July 12, 2008
93.7 over 17.8 m to 20.2 m depth in 340o direction
1569.5 between July 21 and
July 12, 2008
Sheared off at 19.5 m below
ground surface on
Aug. 24, 2008
N/A Aug. 8, 2008 N/A N/A N/A
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TABLE NC70-1 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 1, 2015
INSTRUMENT #
DATE INITIALIZED
TOTAL CUMULATIVE RESULTANT MOVEMENT AND DEPTH
OF MOVEMENT TO DATE
(mm)
MAXIMUM RATE OF
MOVEMENT (mm/yr)
CURRENT STATUS
DATE OF
LATEST READING
DATE OF
PREVIOUS READING
INCREMENTAL MOVEMENT
SINCE PREVIOUS READING
(mm)
CURRENT RATE OF
MOVEMENT (mm/yr)
CHANGE IN RATE OF
MOVEMENT SINCE
PREVIOUS READING (mm/yr)
WEST SLIDE – Continued…
SI11-12R (Replacement for
SI08-12)
October 21, 2011
0.4 over 14.0 m to 15.2 m depth in 340o direction
0.7 on March 3, 2012
Operational Read by Tetratech
September 10, 2014
N/A N/A N/A
1.8 over 15.8 m to 18.3 m depth in 340o direction
2.8 on Nov. 28, 2011 N/A N/A N/A
SI08-13 July 13,
2008
84.5 over 5.1 m to 8.8 m depth in 328o direction
580.5 on Aug. 3, 2008
Operational June 1, 2015 September 10,
2014
No discernible movement
N/A 0.8
30.1 over 13.0 m to 14.9 m depth in 328o direction
86.1 on Aug. 3, 2012 0.2 0.3 1.7
SI08-14 Dec. 9, 2008
8.0 over 17.5 m to 19.3 m depth in 302o direction
77.4 between Dec. 6, 2008 and
Jan. 12, 2009
Sheared off at 18.5 m B.G.S. on
May 7, 2010
N/A Dec. 6, 2008 N/A N/A N/A
SI08-15 Dec. 11, 2008
47.4 over 14.4 m to 16.2 m depth in 328o direction
94 between Jan. 12, 2009 and
June 19, 200 9
Sheared off at 15 m
B.G.S on Nov. 3, 2009
N/A June 19, 2009 N/A N/A N/A
SI12-15R (Replacement for
SI08-15) Feb. 8, 2012
No discernible movement
N/A Operational Read by Tetratech
September 10, 2014
N/A N/A N/A
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TABLE NC70-1 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
SLOPE INCLINOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 1, 2015
INSTRUMENT #
DATE INITIALIZED
TOTAL CUMULATIVE RESULTANT MOVEMENT AND DEPTH
OF MOVEMENT TO DATE
(mm)
MAXIMUM RATE OF
MOVEMENT (mm/yr)
CURRENT STATUS
DATE OF
LATEST READING
DATE OF
PREVIOUS READING
INCREMENTAL MOVEMENT
SINCE PREVIOUS READING
(mm)
CURRENT RATE OF
MOVEMENT (mm/yr)
CHANGE IN RATE OF
MOVEMENT SINCE
PREVIOUS READING (mm/yr)
WEST SLIDE – Continued…
SI08-16 Dec. 7, 2008
No discernible movement
N/A Operational Read by Tetratech
Sept. 25, 2012 N/A N/A N/A
SI08-22 Dec. 19, 2008 7.0 over 33.5 m to
35.3 m depth in 340o direction
61.4 on Sept. 20, 2009 Operational June 1, 2015 September 10,
2014 No discernible
movement N/A -0.3
SI10-23 Jan. 28, 2010
No discernible Movement N/A
Sheared off at 27 m B.G.S. on March 3,
2012
N/A Feb. 11, 2010 N/A N/A N/A
SI11-24 Oct. 20, 2011 2.5 over 18.3 m to
21.3 m depth in 30o direction
6.8 on March 2, 2012 Operational Read by Tetratech
September 10, 2014
N/A N/A N/A
SI12-25 Feb. 8, 2012 1.3 over 15.2 m to
17.1 m depth in 350o direction
2.2 on April 15, 2012 Operational Read by Tetratech
September 10, 2014
N/A N/A N/A
SI12-26 Feb. 8, 2012 No discernible
movement N/A Operational
Read by Tetratech
September 10, 2014
N/A N/A N/A
SI12-27 Feb. 8, 2012 No discernible
movement N/A Operational
Read by Tetratech
September 10, 2014
N/A N/A N/A
SI12-28 Feb. 9, 2012
0.9 over 6.7 m to 7.9 m depth in 350o direction
2.6 on April 15, 2012
Operational Read by Tetratech
September 10, 2014
N/A N/A N/A
1.0 over 9.1 m to 10.4 m depth in 350o direction
2.1 on April 15, 2012 N/A N/A N/A
SI12-29 Feb. 9, 2012 No discernible
movement N/A Operational
Read by Tetratech
September 10, 2014
N/A N/A N/A
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TABLE NC70-2 HWY 63:10 TRUCK STAGING AREA SLIDE
PNEUMATIC PIEZOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 2, 2015
INSTRUMENT # DATE
INITIALIZED
TIP DEPTH B.G.S
(m)
GROUND ELEV.
(m)
CURRENT STATUS
MAXIMUM PORE
PRESSURE (kPa)
LATEST MEASURED
PORE PRESSURE
(kPa)
LATEST WATER LEVEL B.G.S
(m)
PREVIOUS WATER LEVEL B.G.S
(m)
CHANGE IN WATER LEVEL SINCE
PREVIOUS READING
(m) EAST SLIDE
PN08-1 (30492) Feb. 14, 2008 8.2 516.6 Operational 46.2
on July 12, 2008 40.0 4.12 4.05 -0.07
PN08-2 (30494) Feb. 14, 2008 10.0 516.4 Operational 110.2
on July 6, 2008 83.4 1.49 1.49 0.00
PN08-3 (31972) July 12, 2008 8.4 526.4 Operational 70.0 on Aug. 13,
2009 67.6 1.51 1.58 0.07
PN08-4 (31974) July 12, 2008 5.5 526.0 Operational 45.5 on May 14,
2013 40.0 1.42 1.98 0.56
PN08-5 (31835) June 27, 2008 9.8 513.8 Operational 63.4
on July 21, 2008 42.7 5.44 5.44 0.00
PN08-6 (31956) June 27, 2008 6.7 514.0 Operational 59.3
on Nov. 25, 2008 33.1 3.33 3.04 -0.29
PN08-7 (31957) June 27, 2008 7.8 508.3 Operational 28.3
on Nov. 25, 2008 18.6 5.90 5.55 -0.35
PN08-17 (32329) June 27, 2008 12.3 499.7 Operational 124.9
on Jan. 15, 2009 116.5 0.42 0.70 0.28
PN08-18A (32097) Dec. 17, 2008 11.6 497.9 Operational 85.5
on June 2, 2015 85.5 2.88 3.59 0.71
PN08-18B (32301) Dec. 17, 2008 19.8 497.9 Operational 155.9
on Jan. 15, 2009 114.5 8.13 9.18 1.05
PN08-19 (32330) Dec. 17, 2008 9.1 496.4 Operational 85.5
on June 2, 2015 85.5 0.38 1.37 0.99
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TABLE NC70-2 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
PNEUMATIC PIEZOMETER INSTRUMENTATION READING SUMMARY
INSTRUMENT # DATE
INITIALIZED
TIP DEPTH B.G.S
(m)
GROUND ELEV.
(m)
CURRENT STATUS
MAXIMUM PORE
PRESSURE (kPa)
LATEST MEASURED
PORE PRESSURE
(kPa)
LATEST WATER LEVEL B.G.S
(m)
PREVIOUS WATER LEVEL B.G.S
(m)
CHANGE IN WATER LEVEL SINCE
PREVIOUS READING
(m) EAST SLIDE (Continued)
PN08-20 (32095) Dec. 19, 2008 14.3 498.3 Operational 145.0
on Aug. 13, 2009 140.0 0.03 0.38 0.35
PN08-21 (32303) Dec. 19, 2008 15.0 494.9 Operational 167.0
on Jan. 15, 2009 145.5 0.17 1.29 1.12
PN09-3A (32534) April 16, 2009 15.3 512.2 Operational 118
on March 3, 2012 116.5 3.42 3.07 -0.35
PN09-3B (32533) April 16, 2009 28.1 512.2 Operational 222.2
on June 19, 2009 146.2 13.20 13.76 0.56
WEST SLIDE
PN08-8 (31959) June 27, 2008 4.6 512.1 Operational 51.8
on Nov. 25, 2008 26.9 1.86 0.80 -1.06
PN08-10 (31973) July 12, 2008 6.4 509.4 Operational 91.0
on Oct. 4, 2009 52.4 1.06 0.71 -0.35
PN08-11 (31958) July 12, 2008 6.1 507.2 Operational 79.0
on Oct. 4, 2009 68.3 -0.86 -0.93 -0.07
PN08-12 (31975) July 12, 2008 5.0 506.3 Operational 44.8
on Jul. 12, 2008 Read by Tetratech
N/A N/A N/A
PN08-13 (31836) July 12, 2008 7.6 507.8 Operational 68.0
on Nov. 10, 2009 57.9 1.69 1.69 0.00
Client: Alberta Transportation Date: June 9, 2015 File: 15-16-358 e-file: \\H\15\16-35 rpt NC70 -Edm Page 13 of 18
TABLE NC70-2 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
PNEUMATIC PIEZOMETER INSTRUMENTATION READING SUMMARY
INSTRUMENT # DATE
INITIALIZED
TIP DEPTH B.G.S
(m)
GROUND ELEV.
(m)
CURRENT STATUS
MAXIMUM PORE
PRESSURE (kPa)
LATEST MEASURED
PORE PRESSURE
(kPa)
LATEST WATER LEVEL B.G.S
(m)
PREVIOUS WATER LEVEL B.G.S
(m)
CHANGE IN WATER LEVEL SINCE
PREVIOUS READING
(m) WEST SLIDE (Continued)
PN08-14 (32094) Dec. 17,2008 19.3 504.8 Damaged 292.0 on Aug. 13, 2009
Read by Tetratech N/A N/A N/A
PN08-15 (32302) Dec. 17,2008 19.9 502.8 Operational 172.5
on Dec. 17, 2008 Read by Tetratech
N/A N/A N/A
PN08-16 (32329) Dec. 17,2008 8.6 498.3 Operational 82.1
on Oct. 6, 2010 Read by Tetratech
N/A N/A N/A
PN08-22 (32298) Dec. 18,2008 20.2 516.2 Operational 270.5
on Dec. 18, 2008 155.8 4.31 4.31 0.00
PN09-1A (32536) April 17, 2009 15.4 510.83 Operational 270 on Oct. 13,
2009 257.2 -10.82 -10.89 -0.07
PN09-1B (32535) April 17, 2009 27.1 510.83 Unable to Locate
462.0 on Sept. 20, 2009 N/A N/A N/A N/A
PN09-2A (32532) April 15, 2009 15.4 511.69 Operational 209.0
on Sept. 15, 2009 200.6 -5.06 -5.06 0.00
PN09-2B (32534) April 15, 2009 26.8 511.69 Operational 401.0
on Sept. 11, 2009 176.5 8.80 9.15 0.35
Client: Alberta Transportation Date: June 9, 2015 File: 15-16-358 e-file: \\H\15\16-35 rpt NC70 -Edm Page 14 of 18
TABLE NC70-2 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
PNEUMATIC PIEZOMETER INSTRUMENTATION READING SUMMARY
INSTRUMENT # DATE
INITIALIZED
TIP DEPTH B.G.S
(m)
GROUND ELEV.
(m)
CURRENT STATUS
MAXIMUM PORE
PRESSURE (kPa)
LATEST MEASURED
PORE PRESSURE
(kPa)
LATEST WATER LEVEL B.G.S
(m)
PREVIOUS WATER LEVEL B.G.S
(m)
CHANGE IN WATER LEVEL SINCE
PREVIOUS READING
(m) WEST SLIDE (Continued)
PN09-10R (32611) Dec. 12, 2009 14.2 510.96 Operational 135.2
on Dec. 12, 2009 100.7 3.94 2.74 -1.20
PN09-23A (32882) Dec. 10, 2009 7.77 510.37 Operational 144.9
on Dec. 10, 2009 2.1 7.56 3.90 -3.66
PN09-23B (32610) Dec. 10, 2009 16.9 509.93 Operational 287.7
on June 4, 2012 279.9 -11.62 -11.69 -0.07
Client: Alberta Transportation Date: June 9, 2015 File: 15-16-358 e-file: \\H\15\16-35 rpt NC70 -Edm Page 15 of 18
TABLE NC70-3 HWY 63:10 TRUCK STAGING AREA SLIDE
STANDPIPE PIEZOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 2, 2015
INSTRUMENT # DATE
INITIALIZED
TIP DEPTH B.G.S
(m)
GROUND ELEV.
(m)
CURRENT STATUS
MAXIMUM WATER LEVEL
B.G.S (m)
LATESTMEASURED
WATER LEVEL B.G.S
(m)
PREVIOUS READING
B.G.S (m)
CHANGE INWATER LEVEL
SINCE PREVIOUS READING
(m) EAST SLIDE
TH08-3 Feb. 14, 2008 10.3 (2.8)*
518.7 Operational 1.13
on August 13, 2009 1.27 1.30 0.03
TH08-4 Feb. 14, 2008 10.6 (7.4) * 518.7 Broken at
1.56 mBGS 0.60
on July 27, 2008 N/A N/A N/A
TH08-5 Feb 14, 2008 10
(5.3) * 521.5 Operational
0.76 on July 27, 2008
2.69 2.38 -0.31
TH08-6 Feb. 14, 2008 9.9
(8.0) * 521.5 Operational
0.55 on June 27, 2008
2.45 2.94 0.49
TH08-7 Feb. 14, 2008 9.9
(5.8) * 524.2 Operational
0.11 on July 12, 2008
1.35 1.75 0.40
TH08-8 Feb. 14, 2008 9.7 524.2 Blocked at 0.8 mBGS
1.52 on June 27, 2008 N/A N/A N/A
TH06-5 May 28, 2008 10.3 524.2 Operational 0.31
on May 28, 2008 2.77 2.77 0.00
PH08-1 Dec. 3, 2008 8.2 509.7 Operational 2.74
on Sept. 25, 2012 3.10 2.91 -0.19
WEST SLIDE
SP08-13 Jul. 12, 2008 3.3 507.8 Operational 1.10
on May 4, 2010 1.59 2.68 1.09
PH08-2 Dec. 3, 2008 9.7 510.0 Operational 3.11
on Sept. 25, 2009 5.36 5.30 -0.06
PH08-4 Dec. 3, 2008 5.3 509.8 Operational 0.62
on Jan. 15, 2009 2.14 3.17 1.03
PH08-5 Dec. 3, 2008 9.6 509.6 Operational -0.92
on Oct. 22, 2009 1.28 1.44 0.16
* New depth after being sheared off.
Client: Alberta Transportation Date: June 9, 2015 File: 15-16-358 e-file: \\H\15\16-35 rpt NC70 -Edm Page 16 of 18
TABLE NC70-3 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
STANDPIPE PIEZOMETER INSTRUMENTATION READING SUMMARY
INSTRUMENT # DATE
INITIALIZED
TIP DEPTH B.G.S
(m)
GROUND ELEV.
(m)
CURRENT STATUS
MAXIMUM WATER LEVEL
B.G.S (m)
LATESTMEASURED
WATER LEVEL B.G.S
(m)
PREVIOUS READING
B.G.S (m)
CHANGE INWATER LEVEL
SINCE PREVIOUS READING
(m) WEST SLIDE (Continued)
PH08-6 Dec. 3, 2008 9.8 509.0 Destroyed
During Construction
0.20 on Oct. 16, 2009 N/A N/A N/A
PH08-7 Dec. 3, 2008 4.7 511.9 Blocked at 1.35 mBGS
0.41 on May 14, 2013 N/A N/A N/A
PH08-8 Dec. 3, 2008 5.1 510.8 Destroyed
During Construction
N/A N/A N/A N/A
PH08-9 Dec. 3, 2008 4.6 509.7 Operational 4.07
on May 14, 2013 3.43 4.36 0.93
PH08-10 Dec. 3, 2008 4.7 511.1 Operational 0.96
on March 3, 2012 1.29 2.20 0.91
PH08-11 Dec. 3, 2008 7.8 511.4 Operational 0.24
on Dec. 9, 2009 1.96 3.01 1.05
PH08-12 Dec. 3, 2008 5.8 513.1 Operational 0.40
on Jan. 15, 2009 1.19 2.96 1.77
PH08-13 Dec. 3, 2008 9.6 513.3 Operational 0.80
on Sept. 19, 2011 1.42 2.29 0.87
PH08-14 Dec. 3, 2008 7.1 510.3 Operational -1.02
on Jan. 16, 2009 0.79 1.27 0.48
PH08-15 Dec. 3, 2008 8.3 510.7 Operational -0.17
on Sept. 25, 2009 1.94 2.35 0.41
PH08-17 Dec. 3, 2008 9.7 512.1 Operational 0.54
on May 14, 2013 1.46 2.34 0.88
PH08-19 Dec. 3, 2008 7.3 512.1 Destroyed
During Construction
0.06 on Sept 28, 2009 N/A N/A N/A
Client: Alberta Transportation Date: June 9, 2015 File: 15-16-358 e-file: \\H\15\16-35 rpt NC70 -Edm Page 17 of 18
TABLE NC70-4 HWY 63:10 TRUCK STAGING AREA SLIDE
VIBRATING WIRE PIEZOMETER INSTRUMENTATION READING SUMMARY
Date Monitored: June 2, 2015
INSTRUMENT # DATE
INITIALIZED
TIP ELEV.
(m)
GROUND ELEV.
(m)
CURRENT STATUS
MAXIMUM GROUNDWATER ELEV.
(m)
GROUNDWATER ELEV.
(m) (SPRING 2015)
GROUNDWATER ELEV.
(m) (FALL 2014)
CHANGE IN WATER LEVEL SINCE
PREVIOUS READING
(m)
WEST SLIDE
VW11-12RA (15893) Oct. 20, 2011 497.2 507.34 Operational 509.43 on Oct. 20, 2011 Read by Tetratech
504.75 (2.59 mBGS)
N/A
VW11-12RB (15907) Oct. 19, 2011 488.65 507.34 Operational 511.37 on Oct. 19, 2011 Read by Tetratech
509.15 (1.81 mAGS)
N/A
VW12-15RA (15896) Feb. 1, 2012 494.01 502.81 Operational 503.77 on April 15, 2012 Read by Tetratech
502.27 (0.54 mBGS)
N/A
VW12-15RB (15902) Feb 1, 2012 487.57 502.81 Operational 503.04 on April 15, 0212 Read by Tetratech
502.37 (0.43 mBGS)
N/A
VW11-24A (15900) Oct. 20, 2011 487.41 506.71 Non-Operational 509.86 on Oct. 20, 2011 N/A N/A N/A
VW11-24B (15894) Oct. 20, 2011 481.30 506.71 Non-Operational 510.96 on Oct. 20, 2011 Read by
Tetratech 508.85
(2.15 mAGS) N/A
VW12-25A (15895) Jan. 30, 2012 496.07 503.69 Operational 503.17 on Jan. 30, 2012 Read by Tetratech
501.41 (2.29 mBGS)
N/A
VW12-25B (15904) Jan. 30, 2012 484.89 503.69 Operational 508.18 on April 15, 2012 Read by Tetratech
508.14 (4.44 mAGS)
N/A
Client: Alberta Transportation Date: June 9, 2015 File: 15-16-358 e-file: \\H\15\16-35 rpt NC70 -Edm Page 18 of 18
TABLE NC70-4 – CONTINUED… HWY 63:10 TRUCK STAGING AREA SLIDE
VIBRATING WIRE PIEZOMETER INSTRUMENTATION READING SUMMARY
INSTRUMENT # DATE
INITIALIZED
TIP ELEV.
(m)
GROUND ELEV.
(m)
CURRENT STATUS
MAXIMUM GROUNDWATER ELEV.
(m)
GROUNDWATER ELEV.
(m) (SPRING 2015)
GROUNDWATER ELEV.
(m) (FALL 2014)
CHANGE IN WATER LEVEL SINCE
PREVIOUS READING
(m)
WEST SLIDE - CONTINUED
VW12-26 (15905) Feb. 1, 2012 483.98 500.58 Operational 498.54 on Feb. 1, 2012 Read by Tetratech
497.47 (3.11 mBGS)
N/A
VW12-27A (15899) Feb. 1, 2012 485.15 498.87 Operational 497.97 on Feb. 1, 2012 Read by Tetratech
497.29 (1.58 mBGS)
N/A
VW12-27B (15901) Feb. 1, 2012 479.67 498.87 Operational 496.81 on May 27, 2014 Read by Tetratech
496.07 (2.80 mBGS)
N/A
VW12-28A (15898) March 3, 2012 495.7 506.06 Operational 507.15 on April 15, 2012 Read by Tetratech
506.28 (0.22 mAGS)
N/A
VW12-28B (15908) March 3, 2012 486.55 506.06 Operational 506.97 on April 15, 2012 Read by Tetratech
506.49 (0.43 mAGS)
N/A
VW12-29A (15897) Jan. 30, 2012 496.28 504.64 Operational 503.85 on May 27, 2014 Read by Tetratech
503.57 (1.07 mBGS)
N/A
VW12-29B (15903) Jan. 30, 2012 485.31 504.64 Operational 508.84 on May 16, 2013 Read by Tetratech
508.67 (4.04 mAGS)
N/A
ALBERTA TRANSPORTATION NORTH CENTRAL REGION – ATHABASCA AREA
INSTRUMENTATION MONITORING RESULTS
SPRING 2015
SECTION D DATA PRESENTATION
SITE NC70: HWY 63:10 TRUCK STAGING AREA
ALBERTA TRANSPORTATIONNORTH CENTRAL REGION - ATHABASCA AREA
INSTRUMENTATION MONITORING FIELD SUMMARY (NC70)
Location: NC70 - HWY 63:10, 50 km. S. of Fort McMurray Readout: RST #8File Number: 15-16-358 Extension: 2.75"
Probe: RST #8 Temp: 16°C Cable: RST #8 Read by: CMG
SI# Date Stickup Depth from top Azimuth of Current Bottom Remarks(ft) of Casing (ft) A+ Groove
Northing Easting A+ A- B+ B-SI08-1 6253575 479349.8 1-Jun-15 2.69 89 to 3 340 -274 221 -46 33 Casing breaking @ 4 ftSI08-6 6253610 479342 1-Jun-15 2 83 to 5 332SI08-7 6253715 479380 1-Jun-15 3.2 65 to 3 325 -200 198 856 -863SI08-9 6253591 479187 1-Jun-15 2.2 53 to 5 0 2317 -2332 679 -653
SI10-10R 6253651 479161 1-Jun-15 2.67 99 to 1 340 4 -10 181 -181SI08-13 6253652 479009 1-Jun-15 2.2 63 to 5 318 -776 738 69 89SI08-17 6253786 479305 1-Jun-15 2.89 93 to 5 320 -165 -171 139 -142 3.34 Dia Depth from TOC 94'SI08-18 6253845 479276 1-Jun-15 2.89 97 to 5 280 338 -345 607 -612 3.34 Dia Depth from TOC 99'SI08-19 6253952 479254 1-Jun-15 2.62 97 to 5 314 -221 212 405 -406 3.34 Dia Depth from TOC 99' 4"SI08-21 6253929 479416 1-Jun-15 3.2 97 to 5 338 -218 209 38 -40 *3.34 Dia Depth from TOC 99'SI08-22 6253517 479196 1-Jun-15 3.08 127 to 5 330 201 -206 159 -162
Notes: R denotes a replacement instrument. *SI08-21 comes out of grooves - casing is seperatedRecord depth of casing separation during Fall 2015 Readings
Casing Broken @ 4ft Below T.O.C.
UTM NAD 83
SPRING 2015
SLOPE INCLINOMETER (SI) READINGSGPS Location
Depth Readings
Location: NC70 - HWY 63:10, 50 km. S. of Fort McMurray Readout: -File Number: 15-16-358 Extension: -
Probe: - Temp: 15°CCable: - Read by: CMG
PN# Date Reading Identification Remarkspsi Number/ Tip BGS Northing Easting
PN08-1 2-Jun-15 5.8 (30492) tip at 8.15 m 6253575 479350PN08-2 2-Jun-15 12.1 (30494) tip at 9.98 m 6253592 89 to 11PN08-3 2-Jun-15 9.8 (31972 ) tip at 8.4 m 6253493 479410PN08-4 2-Jun-15 5.8 (31974) tip at 5.5 m 6253504 479451PN08-5 2-Jun-15 6.2 (31835) tip at 9.8 m 6253627 479400PN08-6 2-Jun-15 4.8 (31956 ) tip at 6.7 m 6253610 479342PN08-7 2-Jun-15 2.7 (31957) tip at 7.8 m 6253715 479380PN08-8 2-Jun-15 3.9 (31959) tip at 4.6 m 6253589 479237
PN08-10 2-Jun-15 7.6 (31973 ) tip at 6.4 m 6253652 479155PN08-11 2-Jun-15 9.9 (31958 ) tip at 6.1 m 6253686 479126PN08-13 2-Jun-15 8.4 (31836) tip at 7.6 m 6253652 479009PN08-17 2-Jun-15 16.9 (32096 ) tip at 12.34 m 6253786 479305 Attached to SI casing
PN08-18-A 2-Jun-15 12.4 (32097 ) tip at 11.6 m 6253845 479276 Attached to SI casing
PN08-18-B 2-Jun-15 16.6 (32301 ) tip at 19.83 m 6253845 479276 Attached to SI casing
PN08-19 2-Jun-15 12.4 (32330 ) tip at 9.12 m 6253952 479254 Attached to SI casing
PN08-20 2-Jun-15 20.3 (32095 ) tip at 14.3 m 6253845 479436 Attached to SI casing
PN08-21 2-Jun-15 21.1 (32303 ) tip at 15.02 m 6253929 479416 Attached to SI casing
PN08-22 2-Jun-15 22.6 (32298 ) tip at 20.16 m 6253517 479196 Attached to SI casing
PN09-1A 2-Jun-15 37.3 (32536 ) tip at 15.4 m 6253613 479097PN09-2A 2-Jun-15 29.1 (32532 ) tip at 15.4 m 6253616 479191 PN09-2A & B are nested in same hole
PN09-2B 2-Jun-15 25.6 (32537 ) tip at 26.8 m 6253616 479191PN09-3A 2-Jun-15 16.9 (32534 ) tip at 15.3 m 6253627 479287 PN09-3A & B are nested in same hole
PN09-3B 2-Jun-15 21.2 (32533) tip at 28.1 m 6253627 479287PN09-10R 2-Jun-15 14.6 (32611 ) tip at 14.2 m 6253651 479161
PN09-23A 2-Jun-15 0.3 (32882) tip at 7.8 m 628362 479082 PN09-23A & B are nested in same hole
PN09-23B 2-Jun-15 40.6 (32610 ) tip at 16.92 m 6283632 479082
PNEUMATIC PIEZOMETER (PN) READINGSGPS - UTM NAD 83
Note: R denotes a replacement instrument.
ALBERTA TRANSPORTATIONNORTH CENTRAL REGION - ATHABASCA AREA
INSTRUMENTATION MONITORING FIELD SUMMARY (NC70)SPRING 2015
Location: NC70 - HWY 63:10, 50 km. S. of Fort McMurray Readout: -File Number: 15-16-358 Extension: -
Probe: - Temp: 15°CCable: - Read by: CMG
SP# Date Stick-upNorthing Easting (m)6253508.9 479493.9 TH06-5 2-Jun-15 1.236253547 479357.4 TH08-3 2-Jun-15 06253524 479363.2 TH08-5 2-Jun-15 0.546253542 479420.7 TH08-6 2-Jun-15 0.686253501 479368.7 TH08-7 2-Jun-15 0.346253652 479009 SP08-13 2-Jun-15 0.156253682 479319 PH08-1 2-Jun-15 0.96253666 479254 PH08-2 2-Jun-15 0.946253635 479086 PH08-4 2-Jun-15 0.866253624 479034 PH08-5 2-Jun-15 0.986253883 479105 PH08-9 2-Jun-15 0.926253520 479053 PH08-10 2-Jun-15 0.926253845 479100 PH08-11 2-Jun-15 1.006253492 479108 PH08-12 2-Jun-15 0.936253523 479126 PH08-13 2-Jun-15 1.076253576 479117 PH08-14 2-Jun-15 1.016253634 479181 PH08-15 2-Jun-15 0.846253790 479092 PH08-17 2-Jun-15 1.00
3.59 3.76
STANDPIPE PIEZOMETER READINGSGPS Location Reading below Bottom Pipe Depth
top of casing (m) (below top of casing (m)
3.13 10.542.04 6.51
1.57 3.063.23 5.79
2.20 10.50
2.29 2.904.00 9.136.30 10.65
1.80 8.152.78 9.12
4.35 5.552.21 5.622.96 8.80
ALBERTA TRANSPORTATIONNORTH CENTRAL REGION - ATHABASCA AREA
INSTRUMENTATION MONITORING FIELD SUMMARY (NC70)SPRING 2015
3.00 6.20
2.46 10.72
2.12 6.752.49 10.70
T
T
C
H
IG
H
W
A
Y
6
3
SW3 86-9-4
NW3 86-9-4
SW3 86-9-4
C
R
A
C
K
C
R
A
C
K
C
R
A
C
K
VERTICAL 600mm CSP
OUTLET (No. 1)
EL. 514.23
DRAIN CLEANOUT EL. 513.12
P
O
P
O
P
O
P
O
P
O
P
O
P
O
(J
U
N
E
3
0
, 2
0
0
8
)
(
A
U
G
5
,
2
0
0
8
)
(A
U
G
5
, 2
0
0
8
)
(
A
U
G
5
,
2
0
0
8
)
(JU
NE
30, 2008)
C
R
A
C
K
OUTLET (No. 4)
EL. 513.49
OUTLET (No. 3)
EL. 519.00
POTENTIAL LIMIT OF WEST
SLIDE - LEANING TREES
AND HIGH GROUND
POTENTIAL TOE OF
SLIDE - SHALLOW RIDGE
19+000
18+800
18+600
19+200
E
D
G
E
O
F
H
IG
H
W
A
Y
R
IG
H
T
-
O
F
-
W
A
Y
MH1
MH2
CRACK
(OCT, 2009)
SUBDRAIN
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
R
U
C
K
S
T
A
G
IN
G
A
R
E
A
P
A
D
5
0
0
5
0
2
504
5
0
4
5
0
6
5
0
8
5
0
8
5
0
8
5
0
8
5
1
0
5
2
0
5
2
2
5
2
4
504
5
0
6
5
0
8
510
5
1
2
5
1
4
5
1
6
518
5
2
0
5
1
4
5
0
2
5
0
4
506
5
0
8
5
1
0
512
5
1
4
5
1
6
5
1
6
510
512
514
5
1
6
5
1
5
5
1
3
5
1
1
5
0
3
5
0
5
507
5
0
9
5
1
1
5
1
5
5
1
7
5
1
5
5
1
5
5
1
7
5
1
6
5
2
5
5
2
6
5
2
7
5
2
3
5
2
1
5
1
9
5
1
7
5
1
5
5
1
3
5
1
1
5
0
5
5
0
7
5
0
9
5
0
9
5
0
9
5
1
2
513
509
5
0
7
5
0
5
5
0
3
4
9
9
B
E
L
O
W
G
R
O
U
N
D
O
U
T
F
L
O
W
P
IP
E
APPROXIMATE
LIMITS OF WEST
LANDSLIDE
EXISTING
EXISTING
POWER LINE BURIED UNDER
APPROACH BETWEEN POLES 1 AND 2
TELUS FIBER OPTIC LINE
TELUS COPPER LINE
SWALE
SWALE
POLE 1
POLE 2
5
1
4
5
1
5
ESTIMATED LIMIT OF
SEMI-ACTIVE LANDSLIDE
E
D
G
E
O
F
R
IG
H
T
-
O
F
-
W
A
Y
5
0
0
m
m
D
IA
. S
W
S
P
RIPRAP-LINED CHANNEL
TELUS PEDESTAL 17A
TELUS PEDESTAL 17B
L
PN08-1
SI08-2R
PN08-2
SI08-1
SI08-3
PN08-3
SI08-4
(NO MOVEMENT)
PN08-6
SI08-6
PN08-5
SI08-5
PN08-8
SI08-8SI08-9
(0.36m BGS)
(0.09m BGS)
PN08-7 SI08-7
PN08-11
PN08-12
PN08-10
SI08-10
SP08-13
SI08-13
(14.6 mBGS)
(10 mBGS)
(19.5 mBGS)
SI/PN08-22
PH08-14
PH08-9
PH08-4
PH08-3
PH08-2
PH08-1
PH08-15
PH08-20
PH08-19
PH08-17
PN08-4
PH08-12
PH08-13
PH08-11
PH08-10
PH08-7
PH08-8
PH08-5
PH08-6
SP08-9
PH08-18
SI08-12
SI/PN08-17
SI/PN08-18 A/B
PN08-13
(4m)
PH08-16
TH/PN09-2 A/B
TH/PN09-3 A/B
PN09-23B
PN09-10R
(14 mBGS)
SI10-10R
SI10-23
SI08-11
SI 08-14/PN08-14
SI08-15/PN08-15
SI/PN08-16
SI/PN08-20
SI11-12R
VW11-12RA&B
SI12-28/VW12-28A & 28B
SI12-29/VW12-29A & 29B
SI12-25/VW12-25A & 25B
SI12-26/VW12-26
SI12-27/VW12-27A & 27B
SI12-15R/VW12-15RA & 15RB
(15.9 mBGS)
(27 mBGS)
(18m BGS)
(15 mBGS)
(0.55m BGS)
(18.5 mBGS)
T
O
E
B
E
R
M
PN09-1A&1B
TH08-3
TH08-5
TH08-7
TH08-6
TH08-8
TH08-4
TH06-9
(DAMAGED)
RIPRAP LINED
CHANNEL
600mm DIA. SWSP
600mm DIA. SWSP
600mm DIA. CSP
1.2m DIA CSP
DRAINAGE COLLECTION
MANHOLE (MH4)
RIPRAP LINED CHANNEL
GROUTED AND ABANDONED
ACTIVE SLIDE CRACKS
1.2m DIA CSP DRAINAGE
COLLECTION MANHOLE
(MH3)
RIPRAP LINED CHANNEL
RIPRAP LINED CHANNEL
(NO MOVEMENT)
(NO MOVEMENT)
(NO MOVEMENT)
(NO MOVEMENT)
(NO MOVEMENT)
SI11-24/VW11-24A&B
WEST BERM OUTLINE
M
A
G
N
E
T
IC
N
O
R
T
H
SCALE
DESIGNED BY
DRAWN BY
DATE
APPROVED BY
FILE No.
ML
NFR
DWP
1:2000
15-16-358
NC 70 - HWY 63:10 TRUCK STAGING AREA
SITE PLAN SHOWING EXISTING
INSTRUMENT LOCATIONS
DWG No. 15-16-358-NC70-1
NORTH CENTRAL REGION - ATHABASCA AREA
100 120m806040
SCALE 1:2000
0 20
LEGEND
SLOPE INCLINOMETER (SI)
STANDPIPE PIEZOMETERS
PNEUMATIC PIEZOMETER (PN)
POWER POLE AND OVERHEAD POWER LINE
PO
PH08-13
PN08-1
SI08-1
BURIED LINE HYDROVAC LOCATION / ELEVATION
BURIED TELUS LINE
ABOVE GROUND SHAW CABLE
BUSH LINE
EXISTING SUBDRAIN
SWALE
HIGHWAY CENTERLINE
ASPHALT PATCH
EXISTING CULVERT
EXISTING GROUND
ELEVATION CONTOUR
APPROXIMATE LOCATIONS OF
TELUS PEDESTALS 17A & 17B
NOTES:
1. IN 2012, TELUS INSTALLED A 7m DEEP CABLE BETWEEN PEDESTALS 17A & 17B AND
ABANDONED THE EXISTING BURIED CABLE ONLY BETWEEN THESE LOCATIONS.
2. IN 2012, SHAW INSTALLED A 7m DEEP CABLE IN THE NORTH DITCH, BETWEEN
STATIONS 18+660 AND 19+210, AND ABANDONED THE EXISTING ABOVE GROUND
CABLE FOR A DISTANCE OF ABOUT 550m ALONG THE HIGHWAY ALIGNMENT.
VIBRATING PIEZOMETER (VW)
VW12-1
DAMAGED / SHEARED OFF STANDPIPE OR
SLOPE INCLINOMETER
JUNE 2015
DIRECTION OF MOVEMENT
(18.7 mBGS) DEPTH AT WHICH
INSTRUMENT IS SHEARED OFF/BROKEN
LIMITS OF CLEARED AREA /
TRAIL (APPROX.)
T
NE3 86-9-4
C
R
A
C
K
C
R
A
C
K
C
R
A
C
K
VERTICAL 600mm CSP
OUTLET (No. 2)
EL. 505.23
OUTLET (No. 1)
EL. 514.23
DRAIN CLEANOUT EL. 513.12
P
O
P
O
P
O
P
O
P
O
P
O
(J
U
N
E
3
0
, 2
0
0
8
)
(
A
U
G
5
,
2
0
0
8
)
(A
U
G
5
, 2
0
0
8
)
(
A
U
G
5
,
2
0
0
8
)
(JU
NE
30, 2008)
OUTLET (No. 4)
EL. 513.49
19+000
19+200
19+400
19+600
MH1
MH2
S
S
S
S
S
S
S
S
S
S
S
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
R
U
C
K
S
T
A
G
IN
G
A
R
E
A
P
A
D
5
0
0
5
0
2
504
5
2
0
5
2
2
5
2
4
504
5
0
6
5
0
8
510
5
1
2
5
1
4
5
1
6
518
5
2
0
5
2
5
5
2
6
5
2
7
5
2
3
5
2
1
5
1
9
5
1
7
5
1
5
5
1
3
5
1
2
509
5
0
7
5
0
5
5
0
3
4
9
9
B
E
L
O
W
G
R
O
U
N
D
O
U
T
F
L
O
W
P
IP
E
EXISTING
EXISTING
5
0
0
m
m
D
IA
. S
W
S
P
RIPRAP-LINED CHANNEL
PN08-1
SI08-2R
PN08-2
SI08-1
SI08-3
PN08-3
SI08-4
(NO MOVEMENT)
PN08-6
SI08-6
PN08-5
SI08-5
PN08-8
SI08-8SI08-9
(0.36m BGS)
(0.09m BGS)
PN08-7 SI08-7
PN08-11
PN08-12
PN08-10
SI08-10
(14.6 mBGS)
(10 mBGS)
(19.5 mBGS)
SI/PN08-22
PH08-14
PH08-3
PH08-2
PH08-1
PH08-15
PH08-20
PH08-19
PH08-17
PN08-4
PH08-12
PH08-13
SP08-9
PH08-18
SI08-12
SI/PN08-17
SI/PN08-18 A/B
SI/PN08-21
SI/PN08-19
(4m)
PH08-16
TH/PN09-2 A/B
TH/PN09-3 A/B
PN09-10R
(14 mBGS)
SI10-10R
SI08-11
SI08-15/PN08-15
SI/PN08-20
(15.9 mBGS)
(15 mBGS)
(0.55m BGS)
T
O
E
B
E
R
M
PN09-1A&1B
TH08-3
TH08-5
TH08-7
TH08-6
TH08-8
TH08-4
TH06-5
TH06-9
(DAMAGED)
1.2m DIA CSP
DRAINAGE COLLECTION
MANHOLE (MH4)
ACTIVE SLIDE CRACKS
(NO MOVEMENT)
(NO MOVEMENT)
M
A
G
N
E
T
IC
N
O
R
T
H
LEGEND
PH08-13
PN08-1
PO
SI08-1
T
BUSH LINE
S
SWALE
VW12-1
SLOPE INCLINOMETER (SI)
STANDPIPE PIEZOMETERS
PNEUMATIC PIEZOMETER (PN)
POWER POLE AND OVERHEAD POWER LINE
BURIED LINE HYDROVAC LOCATION / ELEVATION
BURIED TELUS LINE
ABOVE GROUND SHAW CABLE
EXISTING SUBDRAIN
APPROXIMATE LOCATIONS OF
TELUS PEDESTALS 17A & 17B
VIBRATING PIEZOMETER (VW)
DAMAGED / SHEARED OFF STANDPIPE OR
SLOPE INCLINOMETER
HIGHWAY CENTERLINE
ASPHALT PATCH
EXISTING CULVERT
EXISTING GROUND
ELEVATION CONTOUR
NOTES:
1. IN 2012, TELUS INSTALLED A 7m DEEP CABLE
BETWEEN PEDESTALS 17A & 17B AND ABANDONED
THE EXISTING BURIED CABLE ONLY BETWEEN THESE
LOCATIONS.
2. IN 2012, SHAW INSTALLED A 7m DEEP CABLE IN THE
NORTH DITCH, BETWEEN STATIONS 18+660 AND
19+210, AND ABANDONED THE EXISTING ABOVE
GROUND CABLE FOR A DISTANCE OF ABOUT 550m
ALONG THE HIGHWAY ALIGNMENT.
SCALE
DESIGNED BY
DRAWN BY
DATE
APPROVED BY
FILE No.
ML
NFR
DWP
1:2000
15-16-358
NC 70 - HWY 63:10 TRUCK STAGING AREA
SITE PLAN SHOWING EXISTING
INSTRUMENT LOCATIONS
DWG No. 15-16-358-NC70-2
NORTH CENTRAL REGION - ATHABASCA AREA
100 120m806040
SCALE 1:2000
0 20
JUNE 2015
LIMITS OF CLEARED AREA / TRAIL
(APPROX.)
DIRECTION OF MOVEMENT
(18.7 mBGS) DEPTH AT WHICH
INSTRUMENT IS SHEARED OFF / BROKEN