Geotechnical Investigation of the J Levee
Prepared for The Natural Conservancy Sacramento River Project, by Ayres Associates
Hamilton City, October 5, 2001
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Report Text (466K) An Investigation determining the feasibilty and preliminary construction cost of relocating the "J" Levee on the Sacramento river adjacent to Hamilton City, California.

Figures
Figure 1  (967K) Hypothetical Setback Levee Alignment
Figure 2  (950K) Regional Geology Map
Figure 3  (448K) Boring Location Map
Figure 4  (246K) Photographs of Geotechnical Drilling
Figure 5   (101K) Conceptual Design Configuration

Appendix 1

Figure 6  (114K)
Figure 7  (121K)
Figure 8  (132K) 
Figure 9  (126K)

Appendix 2

J Levee Boring Log (227K)

Appendix 4 (231k)
Full Flow-Steady Seepage
Low Flow-Steady Seepage
Rapid Drawdown
Landslide

Appendix 5

Figure 10 (73K)