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Rainier Crosstown Connector

Project Description

This project includes the construction of the Rainier Crosstown Connector that will connect McDowell Boulevard at Rainier Avenue to Petaluma Boulevard North.

The new crosstown connector project will go under Caltrans’s new Rainier overcrossing and go over the Petaluma River and the SMART tracks. The new Caltrans overpass will be constructed with the MSN C2 highway widening project.

The project will include signal modifications at McDowell Boulevard, curb ramps, new roadway and bridge sections and a new intersection at Rainier Avenue and Petaluma Boulevard North.

Project Manager: Ken Eichstaedt – Traffic Engineer

Traffic Impact

The project is currently in the design phase. There is no traffic impact at this time.


Rainier Avenue between McDowell Boulevard and Petaluma Boulevard North.

Project Status/Timeline

The City has completed the draft environmental Impact Report and preliminary design. The City is currently working on property acquisition to acquire the necessary property to construct the project prior to moving into final design. The design consultant for this project is AECOM.

The project is anticipated to be completed by the end of 2021.


The project is not fully funded. The City hopes to complete the design and be ready to construct the project when the Caltrans widening project is completed in 2022.

BID Details

This project is in the Design Phase and has not yet gone to bid.

photo of building plans
drawing of crosstown connector project
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