P

Ross Valley Flood Protection & Watershed Program

pdf Most documents are pdfs and will require Adobe Acrobat Reader for online viewing.

CAPITAL IMPROVEMENT PLAN STUDY REPORT

On May 23, 2011, the Capital Improvement Plan Study was presented at a public meeting of the Flood Control Zone 9 Advisory Board at San Anselmo Town Hall. You can view a video recording of that meeting here. The video is divided into segments by subject matter and you can view one or all of the videos.

 

REPORT

Capital Improvement Plan Study for Flood Damage Reduction and Creek Management for Flood Control Zone 9/Ross Valley (Stetson Engineers, May 2011)

 

PLATES AND GRAPHs

These plates and graphs accompany the Capital Improvement Plan Study Report

Creek Capacity Improvement Measures

Watershed

Fairfax

Sleepy Hollow

San Anselmo
2-1 General Overview.pdf 2-2.1 FF.pdf 2-3.1 SH.pdf 2-4.1 SA.pdf
  2-2.2 FF.pdf 2-3.2 SH.pdf 2-4.2 SA.pdf
  2-2.3 FF.pdf 2-3.3 SH.pdf 2-4.3 SA.pdf
  2-2.4 FF.pdf 2-3.4 SH.pdf 2-4.4 SA.pdf
    2-3.5 SH.pdf 2-4.5 SA.pdf
    2-3.6 SH.pdf 2-4.6 SA.pdf
    2-3.7 SH.pdf 2-4.7 SA.pdf
      2-4.8 SA.pdf

 

Detention Basins

(Proposed concepts are from 2011; See project webpage or fact sheets for current information)

Maps

Phoenix Lake

PL Existing

PL Proposed

Lefty Gomez Field

LG Existing

LG Proposed

LG Architect's Rendering

Loma Alta

LA Existing

LA Proposed

Memorial Park

MP Existing

MP Proposed

Red Hill Field

RH Existing

RH Proposed

Flood Reduction from Proposed Measures

100 Year Flood - Existing Conditions plus Detention Basins

100 Year Flood - Existing Conditions plus Creek Improvements

Flood Frequency Maps

5 Year Flood

10 Year Flood

25 Year Flood

50 Year Flood

100 Year Flood

 

TECHNICAL MEMORANDA

Technical Memo #1

Existing Conditions

Technical Memo #2

Detention Basins

Technical Memo #3

Critical Reach Analysis

Technical Memo #4

Earthen Channel Analysis

Technical Memo #5

Economic Analysis