GP-4Page 1 of 2

2006-1002C December 2007Hwy 49:06

Burnt River Bridge (West Approach Slide)

File No: 2006-1002Ca03cFile No: 2006-1002Ca03c

Note: Photos taken on June 2007Note: Photos taken on June 2007

Photo 1

Photo 2 Photo 3

Looking east (away from Rycroft) down-valley towards Burnt River Bridge- undulation of pavement noticeable- abandoned old highway at right of photo- West edge of this translational block slide

Looking west upvalley (towards Rycroft)- West edge of this translational block slide

Wet location at backslope ditch at SI-31 location- Centre of slide headscarp

Pavement undulation andheadscarp crack atwest edge of slide

Pavement undulation andheadscarp crack atwest edge of slide

West edge of slide headscarp cracksWest edge of slide headscarp cracks

GP-4Page 2 of 2

2006-1002C December 2007Hwy 49:06

Burnt River Bridge (West Approach Slide)

File No: 2006-1002Ca03cFile No: 2006-1002Ca03c

Note: Photos taken on June 2007Note: Photos taken on June 2007

Photo 4

Photo 4a

Photo 4b

Photo 4c

Looking east down River valley - Another view of cracked up abandoned old highway- West edge of slide headscarp

Another view

Erosion gully (continuing from eroded sideslope ditc from west) (photo 4c) to flow down to valley slope at west flank of slide

Erosion of sideslope ditch flowing from west. This ditchis outfalled to flow down valley slope (Photo #4b)

Slide West EdgeSlide West Edge

i) Connect to Photo 4cii) Connect to Photo 4ai) Connect to Photo 4cii) Connect to Photo 4a

To Photo 4bTo Photo 4b To Photo 4bTo Photo 4b