City of Santa Rosa image CIP

Capital Improvement Project

Hearn Ave at Highway 101 - Phase 3 Rebuild Interchange

Estimated Construction Schedule: Slated to begin March, 2019 and is anticipated to be completed May, 2021.
Construction Contract Amount: Pending
Project ID #: 720
Description: The existing Hearn Avenue interchange at Highway 101 will be rebuilt to ease traffic congestion and improve clearance over the highway. Improvements to the overpass and approaches will include widening to four vehicle lanes, with bike lanes and sidewalk on both sides.

Sept 2015: The project consultant, AECom, is underway on the design and right of way phases of the project. These phases includes preparation of the construction plans and specifications, and right of way acquisition. For more detail, please see the project web site at -


Christopher Catbagan
Associate Civil Engineer
City of Santa Rosa

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Note: All dates and times are subject to change.