Contenu connexe Similaire à Smith Sess7 102109 Similaire à Smith Sess7 102109 (20) 1. Levee Vegetation The Good, The Bad and The Ugly 2009 - SAME California Water Conference October 28, 2009 10. And there are some places where we don’t met the exact template… 14. Here in the Central Valley we like our Vegetation Along our Rivers 25. ENVIRONMENTAL BENEFITS The environmental needs vary with each River and River Reach and should be an essential part of the design 34. Some Examples of Vegetation on Levees within the Sacramento River Flood Control System 49. Within the Sacramento System Any Recorded Levee Failures from Trees? Modern Day Failures have been Geotechnical in Nature. 51. 1. Public safety is still job one, but treat the need for the riparian corridor as a necessity. 52. 2. Delete the waterside veg-free zone where there is no need for an access road. 53. 3. Allow a selected mix of shrubs and willow vegetation on structurally sound levee slopes. 54. 4. Allow selected tree species within over-thickened rock armor sections and oversized levees. 55. 5. Create one overall maintenance district to insure uniform application of maintenance practices. 56. 6. Create our own uniform maintenance standards for vegetation zones and vegetation free zones. 57. 7. Perform inspections during high flows with side scan sonar device.
