Wilfred Avenue Interchange Project

Welcome to the Wilfred Avenue Interchange Construction page. The first link below is a full version of the most recent IS-EA document. While the 28MB document may quickly be downloaded by users with DSL and Cable access, it is too large for those with only a 56k connection. To assist users with 56k or other dialup access, we offer a smaller text-only version of the document. Within the document are references to the specific images, which users can also download below, one at a time, on this web page.

Project Scope
Located in Rohnert Park, Sonoma County, this project proposes to modify the Wilfred Avenue/Golf Course Drive Interchange by constructing a new bridge undercrossing structure linking Wilfred Avenue to Golf Course Drive, and modifying the existing ramps. This project also proposes to realign and widen Route 101 from 4 to 6 lanes for High Occupancy Vehicle (HOV) lanes from the Rohnert Park Expressway Overcrossing to the Santa Rosa Avenue Overcrossing, a length of approximately 2 kilometers or 1.6 miles . . . (continued in document)

Wilfred Avenue Interchange IS-EA | Full Version (Word 28MB)

IS-EA Text-Only Version | (Word 807k)

Document Images for download:

Wilfred Simulation Photo (1.5MB Download)

Wilfred Existing Photo (1.5MB Download)

Wilfred Signed Title Page

fig 1-1 | Project area map

fig 1-2 | Project Limits Map

fig 1-3 | Design Profile

fig 1-4a | Proposed Project Footprint

fig 1-4b | Proposed Project Footprint

fig 1-5 | Roadway Cross-sections

fig 2-1 | Local traffic and parking improvements

fig 2-2 | Bicycle lanes

fig 2-3 | Route 101 and surrounding suburban landscape

fig 2-4 | Commercial development at Wilfred Ave Interchange

fig 2-5 | Redwood trees on east side of Route 101

fig 2-6 | Redwood trees at Wilfred Ave Interchange

fig 2-7 | Area exposed by tree removal

fig 2-8 | Commerce Boulevard Realignmnet

fig 2-9 | Northbound 101 between Rohnert Park Expressway and Wilfred Ave

fig 2-10 | Visual simulation of Northbound 101

fig 3-1 | Salamanders occurrences in Santa Rosa Plains

fig 3-2 | CTS Habitat in project vicinity

fig 3-3 | Bellevue-Wilfred and Wilfred-Todd Channel Convergence

Title-VI-Policy-Statement.jpg

fig g-1 | Route 101 and surrounding suburban landscape