Contra Costa Transportation Authority

Contra Costa Transportation Authority

News and Stories

Tree Removal Marks Construction Start on Richmond-San Rafael Corridor Project
Top Stories
Monday, January 9, 2017

Construction crews are set to begin work this week on the first of a series of MTC-sponsored projects to relieve traffic congestion in the Richmond-San Rafael Bridge corridor by establishing a thir

Third Eastbound Lane for Richmond-San Rafael Bridge Clears Key Hurdle
News Release
Thursday, August 25, 2016

The planned addition of a third eastbound lane to Interstate 580 across the Richmond-San Rafael Bridge and other improvements along the nearly six-mile corridor reached a key milestone this month a

Community Celebration Marks Completion of Highway 4 Widening Projects
News Release
Wednesday, July 20, 2016

(News from Contra Costa Transportation Authority)

Completed State Route 160/ Highway 4 Project Connects Commuters to Antioch Bridge
News Release
Monday, February 29, 2016

(News from the Contra Costa Transportation Authority)

Quotes From California and Bay Area Leaders in Support of Stand Up for Transportation
Top Stories
Friday, April 3, 2015

Top officials from more than a dozen local and state transportation agencies joined together in San Francisco to show solidarity with the national Stand Up for Transportation campaign.

Documents

UPDATED Traffic Advisory I-580 Access Improvements September 18, 2017
RSR BRIDGE - UPDATED TRAFFIC ADVISORY - WEEK OF SEPTEMBER 18 2017.pdf (650.81 KB)
I-680 Express Lanes Customer Update September 2017
2017_September15_Customer_Update_Final.pdf (188.89 KB)
Traffic Advisory I-580 Access Improvements September 11, 2017
RSR BRIDGE - TRAFFIC ADVISORY - WEEK OF SEPTEMBER 11 2017.pdf (593.38 KB)
I-680 Express Lanes Customer Update August 2017
2017_August15_Customer_Update_Final.pdf (426.28 KB)
Traffic Advisory I-580 Access Improvements August 28, 2017
RSR BRIDGE - TRAFFIC ADVISORY - WEEK OF AUGUST 28 2017.pdf (475.34 KB)

Media

SR 160 - HWY 4 Project Photos
Photo Gallery
Friday, March 11, 2016

The new SR 160 - HWY 4 ramps eliminate the U-turn that was previously required at Hillcrest Avenue, reduce through traffic and congestion on Oakley's city streets, and improve access for Eastern Co