2012 1002a16 photopages gp-38 hwy 40 38 august 2015 - alberta · 2016. 1. 22. · gp-38, hwy. 40:38...
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GP-38, Hwy. 40:38Kakwa North Slide
Page 1 of 4Note: Photos taken on May, 2015Note: Photos taken on May, 2015
August 20152012-1002 (2015 Slide Tour)
File No: 2012_1002a16_Photopages_GP-38_Hwy 40_38_August_2015File No: 2012_1002a16_Photopages_GP-38_Hwy 40_38_August_2015
Photo 1
Photo 1a
Looking south downgrade (towards Kakwa River bridge)Slide movement to right trending to a creekHeadscarp crack along pavement F-E-D-C-B-A fanning in from north
sideslope (F) to backslope (ED) to circle down south edge D-C-B The headscarp has encircled the creek sideslope with crack BA down to creek bankPavement conditions deteriorating (especially cracking at north end) despite patching
· ·
· ·
A view of slide along sideslopeCreek channel at right bottom of photo A bridge culvert outfalls flow down the creek
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SlideSlide
SouthSouth
FF
EEBB
CCDD
Outlet(Bridge Culvert)
Outlet(Bridge Culvert)
Outlet(Bridge Culvert)
Outlet(Bridge Culvert)
SouthSouth
SlideSlideFF
AA
GP-38, Hwy. 40:38Kakwa North Slide - 2 km North of Kakwa River at N. Bridge Culvert Outfall
GP-38, Hwy. 40:38Kakwa North Slide
Page 2 of 4Note: Photos taken on May, 2015Note: Photos taken on May, 2015
August 20152012-1002 (2015 Slide Tour)
Photo 2
Photo 2a
Photo 2b
Photo 2c Photo 2d
Looking south downgrade(towards Kakwa River bridge)A view of headscarp along pavementSlide movement to right trending to a creekHeadscarp crack along pavement F-E-D-C-B-A fanning in from north
sideslope (F) to backslope (ED) to circle down south edge D-C-B
· · ·
South frank of headscarpCrack D-C -C-B along south edge of headscarp1·
South frank of headscarpCrack D-C -C-B along south edge of headscarp1·
Headscarp B-A running down creek valley slopeSouth edge of headscarp along sideslope of highway·
Headscarp B-A running down creek valley slopeSouth edge of headscarp along sideslope of highway·
SouthSouth
EE
BB
CC
DD
AA
DD
CC
AA
SouthSouth
DD
CC
CC
11
BBAA
File No: 2012_1002a16_Photopages_GP-38_Hwy 40_38_August_2015File No: 2012_1002a16_Photopages_GP-38_Hwy 40_38_August_2015
GP-38, Hwy. 40:38Kakwa North Slide - 2 km North of Kakwa River at N. Bridge Culvert Outfall
GP-38, Hwy. 40:38Kakwa North Slide
Page 3 of 4Note: Photos taken on May, 2015Note: Photos taken on May, 2015
August 20152012-1002 (2015 Slide Tour)
Photo 2e Photo 2fclose up of cracks (width at ½ to 1.5 inch) close up of cracks (width at ½ to 1.5 inch)
CC11
DD
CC
File No: 2012_1002a16_Photopages_GP-38_Hwy 40_38_August_2015File No: 2012_1002a16_Photopages_GP-38_Hwy 40_38_August_2015
GP-38, Hwy. 40:38Kakwa North Slide - 2 km North of Kakwa River at N. Bridge Culvert Outfall
GP-38, Hwy. 40:38Kakwa North Slide
Page 4 of 4Note: Photos taken on May, 2015Note: Photos taken on May, 2015
August 20152012-1002 (2015 Slide Tour)
Photo 3
Photo 3a
GP-38, Hwy. 40:38Kakwa North Slide - 2 km North of Kakwa River at N. Bridge Culvert Outfall
Looking north – headscarp cracking along backslope ditch edgeSlide to left of photoCrack C-D-E-F looping around backslope sideClarity of encirclement of headscarp cracking Patching overlay has covered off most of cracks but major cracks reflected backA skewed bridge culvert carries creek water to cross highway
· · · · ·
Looking north – headscarp cracking along backslope ditch edgeSlide to left of photoCrack C-D-E-F looping around backslope sideClarity of encirclement of headscarp cracking Patching overlay has covered off most of cracks but major cracks reflected backA skewed bridge culvert carries creek water to cross highway
· · · · ·
SlideSlide
DD
CC
EE
NorthNorth
FF
DD
EEFF
A BridgeCulvert
A BridgeCulvert
OutletOutlet
Bridge Culvert(1.5 - 2 m dia.)Bridge Culvert(1.5 - 2 m dia.)
File No: 2012_1002a16_Photopages_GP-38_Hwy 40_38_August_2015File No: 2012_1002a16_Photopages_GP-38_Hwy 40_38_August_2015