Santa Ana Boulevard Public Works Agency Ventura County Watershed Protection District Bridge Replacement Project Wednesday, December 12, 2012
Updated Feasibility Study Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 2 2012
Updated Hydraulic Studies Higher Water Surface Public Works Agency Due to Sedimentation Sediment Deposition Bridge Location Wednesday, December 12, Ventura County Watershed Protection District Slide 3 2012
Purpose and Need Remove Constriction Public Works Agency Additional Capacity Required for Dam Removal Wednesday, December 12, Ventura County Watershed Protection District Slide 4 2012
Bridge Lengthening Deficient Hydraulic Freeboard Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 5 2012
Freeboard Criteria Corps Criteria Based on Risk Public Works Agency State Criteria Q50yr+2’ or Q100yr FEMA Q100yr+4’ (Required for Levee Cert) Bridge Lengthen Analysis 1 – Channel Widening Analysis 2 - Future Sedimentation Lengthen Alternatives Fail to Analysis 3 – 46,000 CY of Dredging Satisfy FEMA Criteria Analysis 4 – 10,000 CY of Dredging Wednesday, December 12, Ventura County Watershed Protection District Slide 6 2012
Replacement on Existing Traffic Impacts Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 7 2012
Upstream Detour Environmental Impacts – Fish Barrier Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 8 2012
Downstream Detour Right of Way Impacts (Southeast) Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 9 2012
Replacement Downstream Right of Way Impacts (Southeast) Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 10 2012
Upstream Replacement Right of Way Impacts (Northwest) Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 11 2012
Bridge Replacement Alternative Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 12 2012
Comparative Project Costs Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 13 2012
Value Engineering Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 14 2012
Value Engineering Highest “Value” for the $ Public Works Agency Apply known engineering costs Cheapest solution not always best value Best Value – Upstream Replacement Wednesday, December 12, Ventura County Watershed Protection District Slide 15 2012
Next Steps - Public Outreach Aesthetics & Design Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 16 2012
Questions Public Works Agency Wednesday, December 12, Ventura County Watershed Protection District Slide 17 2012
Recommend
More recommend