Below is the anticipated schedule of upcoming westbound ramp and lane closures associated with work on the Caldecott Fourth Bore Project. Please note that inclement weather may cause schedule changes.

Closures tentatively will begin Monday night, May 21 and will occur nightly through May 24 (ending in the early morning Keep reading >>

By:

Below is the anticipated schedule of upcoming westbound ramp and lane closures associated with work on the Caldecott Fourth Bore Project for the week of May 14, 2012. Please note that inclement weather may cause schedule changes.

Closures tentatively begin Monday night, May 14, and will tentatively occur nightly through Keep reading >>

By:

Below is the anticipated schedule of upcoming westbound ramp and lane closures associated with work on the Caldecott Fourth Bore Project for the week of May 7-11, 2012. Please note that inclement weather may cause schedule changes.

Closures tentatively begin Monday night, May 7, and will tentatively occur nightly through Keep reading >>

By:
Caldecott Tunnel Medallion Design Competition submissions due Monday, May 7

URGENT: FINAL WEEK OF THE COMPETITION! SUBMIT YOUR ENTRY SOON!

Competition Deadline: 4:30 PM, Monday, May 7, 2012

The Fourth Bore of the Caldecott Tunnel will bring congestion relief to busy State Route 24 between Alameda and Contra Costa Counties. The Caldecott Medallion Design Competition will provide the children of Keep reading >>

By:

Below is the anticipated schedule of upcoming westbound ramp and lane closures associated with work on the Caldecott Fourth Bore Project for the week of April 30-May 4, 2012. Please note that inclement weather may cause schedule changes.

Monday, April 30 – Friday, May 4

By:

Below is the anticipated schedule of upcoming westbound ramp and lane closures associated with work on the Caldecott Fourth Bore Project for the week of April 23-27, 2012. Please note that inclement weather may cause schedule changes.

Monday, April 23 – Thursday, April 26

By:

Below is the anticipated schedule of upcoming westbound ramp and lane closures associated with work on the Caldecott Fourth Bore Project. Please note that inclement weather may cause schedule changes.

For the Week of April 16-20, 2012:

Monday, April 16 – Thursday, April 19:

By:

Below is the anticipated schedule of upcoming westbound ramp and lane closures associated with work on the Caldecott Fourth Bore Project.

The Week of February 27, 2012:

Closures begin Monday night, February 27 and will tentatively occur nightly through Friday, March 2.

By: