Attachment_A_Mile_8_Ultrablocks_Maps_and_Photos.pdf
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- Solicitation number
- 140P8319Q0078
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Attachment A Mile 8 Ultrablocks Maps and Photos
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140P8319Q0078: Stehekin Road Mile 4, 5.5 and 8 Erosion and Drainage Improvements Attachment A: Mile 8 Ultrablocks Maps and Photos
North Cascades NPS Complex maps.google.com
Stehekin vicinity map
Stehekin maps.google.com
Mile 8 Ultrablock Location and Pictures
The road section for the ultrablocks is located in Stehekin, Washington, at the north end of Lake Chelan. The site is remote, and there is no road access to Stehekin, though there are roads within Stehekin Valley. The location where the ultrablocks will be installed is located 8 miles from Stehekin landing along Stehekin Road just before Stehekin Valley Ranch.
Figure 1: Overhead Layout of Ultrablock Design.
140P8319Q00##: Stehekin Road Mile 9.2 Culvert Installation and Drainage Improvements
Figure 2: Ultrablock Location from Existing Rock Wall
Figure 3: Ultrablock Location from North of Gully
Figure 4: Cross Section Detail
Figure 5: Cross Section Detail
Figure 6: Map View Detail
Figure 7: Example of Ultrablock Wall at Ross Dam Powerhouse in Ross Lake NRA
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