Author: Neil Quintanilla

Date: September 4, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez
Phone:  (510) 934-5257
Email:  sabrina.martinez@dot.ca.gov

Nightly One-Way Traffic Control on Highway 113 (HWY-113) for Pavement Rehabilitation in Solano County

Schedule: From Sept. 8 starting at 7 p.m. to 6 a.m. the next morning, until Sept. 15.

 

SOLANO COUNTY  – Caltrans construction will start a paving projected on SR-113 from East Parkway Blvd to the HWY-12/HWY-113 Junction. Work will consist of grinding the top layer of asphalt and replacing it with new asphalt. Motorists and residents are advised to expect delays and construction to generate loud sounds and vibrations. Work will start on Tuesday, Sept. 8, from 7 p.m. until 6 a.m. the next morning. Work expected to be completed on Tuesday, Sept. 15.

** All work is weather dependent**

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: September 3, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez  /  DeNise Harding
Phone:  (510) 934-5257 / (279) 234-2175
Email:  sabrina.martinez@dot.ca.gov   /  DeNise.Harding@dot.ca.gov

Nightly Two Lane Closure on Westbound I-80 Carquinez (Alfred
Zampa) Bridge in the cities of Vallejo and Crockett

Schedule: Tuesday, Sep. 8, 2026, 7:00 P.M. to 5:00 A.M. the next morning

 

SOLANO / CONTRA COSTA COUNTIES  – Starting Tuesday, Sept. 8, 7:00 P.M. to 5:00 A.M. the next morning, Caltrans construction will be closing two lanes for crews to complete cleaning drainage inlets, crack treatments, and micro surfacing.

Work is expected to complete Saturday Morning, Sep. 12.

**Note all work is weather dependent**

Sign up for updates here: I-80 Westbound Carquinez (Al Zampa) Bridge Deck Rehabilitation Project or visit the Carquinez Bridge Website.

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: September 3, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez
Phone:  (510) 934-5257
Email:  sabrina.martinez@dot.ca.gov

Nightly One-Way Traffic Control on State Route-12 (SR-12) for Pavement Rehabilitation

Schedule: September 8, 2026, at 8:00 P.M to September 20, 2026, at 5:00 A.M.

 

SOLANO / CONTRA COSTA COUNTIES  – Caltrans Construction is continuing the pavement rehabilitation project on State Route – 12. Work will consist of installation of the concrete barrier from Union Creek Bridge to Deverton Bridge. Work will be nightly starting Tuesday, Sept. 8 from 8 p.m. until 5 a.m. the next morning. Motorists are advised to expect delays due to one way traffic control being in place. Work expected to be completed on Sunday, Sept. 20.

** All work is weather dependent**

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: September 1, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez  /  DeNise Harding
Phone:  (510) 934-5257 / (279) 234-2175
Email:  sabrina.martinez@dot.ca.gov   /  DeNise.Harding@dot.ca.gov

Correction
Overnight Lane Closure on Westbound I-80 Carquinez (Alfred Zampa) Bridge in the cities of Vallejo and Crockett

Schedule: Wednesday, Sep. 2, 2026, 7:00 PM to Thursday, Sep. 3, 2026, 3:00 AM

 

SOLANO / CONTRA COSTA COUNTIES  – On Wednesday, September 2, 2026, 7:00 P.M., Caltrans construction will be closing a single lane to apply permanent striping on the newly paved bridge deck. All lanes will open September 3, 2026, at 3:00 A.M.

**Note all work is weather dependent**

Sign up for closure updates here.
I-80 Westbound Carquinez (Al Zampa) Bridge Deck Rehabilitation Project.

Visit the Carquinez Bridge Website.

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: September 1, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez
Phone:  (510) 934-5257
Email:  sabrina.martinez@dot.ca.gov

Nightly One-Way Traffic Control on State Route-12 (SR-12) for Pavement Rehabilitation

Schedule: September 2, 2026, at 8:00 P.M to September 3, 2026, at 5:00 A.M

 

SOLANO / CONTRA COSTA COUNTIES  – Caltrans Construction is continuing the pavement rehabilitation project on State Route – 12. Work will consist of paving conforms on the two sides of the Union Creek Bridge. On Wednesday, September 2, 2026, at 8:00 P.M. construction will be paving and preparing for next week’s concrete barrier installation.

Schedule:
Start: September 2, 2026, at 8:00 P.M
End: September 3, 2026, at 5:00 A.M

** All work is weather dependent**

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: September 1, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez  /  DeNise Harding
Phone:  (510) 934-5257 / (279) 234-2175
Email:  sabrina.martinez@dot.ca.gov   /  DeNise.Harding@dot.ca.gov

Overnight Lane Closure on Westbound I-80 Carquinez (Alfred Zampa) Bridge in the cities of Vallejo and Crockett

Schedule: Wednesday, Sep. 2, 2026, 7:00 PM to Thursday, Sep. 3, 2026, 3:00 AM

 

SOLANO / CONTRA COSTA COUNTIES  – On Wednesday, September 2, 2026, 7:00 P.M., Caltrans construction will be closing a single lane to apply permanent stripping on the newly paved bridge deck. All lanes will open September 3, 2026, at 3:00 A.M. **Note all work is weather dependent**

Sign up for closure updates here.
I-80 Westbound Carquinez (Al Zampa) Bridge Deck Rehabilitation Project.

Visit the Carquinez Bridge Website.

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: August 24, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez  /  DeNise Harding
Phone:  (510) 934-5257 / (279) 234-2175
Email:  sabrina.martinez@dot.ca.gov   /  DeNise.Harding@dot.ca.gov

UPDATE
Full Weekend Closure of Westbound I-80 Carquinez (Alfred Zampa) Bridge in the cities of Vallejo and Crockett
ALL LANES NOW OPEN

 

SOLANO / CONTRA COSTA COUNTIES  – On Monday August 24, 2026, at Midnight Caltrans construction opened all westbound lanes are now open on I-80 at the Carquinez Bridge (Alfred Zampa Memorial Bridge), 3 hours ahead of the scheduled reopening.

Crews successfully paved the two-mile stretch of the bridge deck, while maintenance crews completed vegetation management, fencing repairs, and drainage clearing along westbound I-80 from I-780 to the Toll Plaza.

Sign up for closure updates here.
I-80 Westbound Carquinez (Al Zampa) Bridge Deck Rehabilitation Project  or visit the Carquinez Bridge Website.

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: August 11, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez  /  DeNise Harding
Phone:  (510) 934-5257 / (279) 234-2175
Email:  sabrina.martinez@dot.ca.gov   /  DeNise.Harding@dot.ca.gov

Full Weekend Closure of Westbound I-80 Carquinez (Alfred Zampa) Bridge in the cities of Vallejo and Crockett

Starting: Friday, August 21, 2026, from 10:00 PM to Monday, August 24, 2026, 3:00AM

 

SOLANO / CONTRA COSTA COUNTIES  – Caltrans construction is scheduled to implement a full closure of on Westbound I-80 Carquinez (Alfred Zampa Memorial) Bridge on Friday, August 21, 2026, 10:00 PM, and continues until 3:00 AM Monday, August 24, 2026. Construction crews will be working the full weekend to repave the entire westbound bridge deck. Caltrans maintenance crews will also be working in Vallejo from the foot of the bridge to Highway 780 and complete work like maintenance, vegetation control, and litter/graffiti clean up among other tasks.

Schedule:
Start – Friday, August 21, 2026, at 10:00 PM
End – Monday, August 24, 2026, at 3:00 AM

Note: Pedestrian/Bike Path will be closed for the weekend.

Motorists are advised to plan ahead and expect delays. Please see detour maps and use alternate routes.

Regional Detour Map for Motorists Traveling Westbound from Sacramento

 

Local Detour Map for Motorists Traveling Westbound from Sacramento

 

Follow #ZampaBridge on all Social Media Sites for updates during the weekend. See links below.

Sign up for closure updates here.
I-80 Westbound Carquinez (Al Zampa) Bridge Deck Rehabilitation Project  or visit the Carquinez Bridge Website.

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: August 11, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez  /  DeNise Harding
Phone:  (510) 934-5257 / (279) 234-2175
Email:  sabrina.martinez@dot.ca.gov   /  DeNise.Harding@dot.ca.gov

CANCELED: One-Lane &Shoulder Closure on Westbound I-80 Carquinez (Alfred Zampa) Bridge in the cities of Vallejo and Crockett

 

SOLANO / CONTRA COSTA COUNTIES  – The one-lane and shoulder closure on westbound I-80 Carquinez (Alfred Zampa Memorial) Bridge that was rescheduled for Aug. 14-15 has been canceled.

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/

Date: August 6, 2026
Agency: 4 – Bay Area
Contact:  Sabrina Martinez / DeNise Harding
Phone:  (510) 934-5257 / (279) 234-2175
Email:  sabrina.martinez@dot.ca.gov  /  DeNise.Harding@dot.ca.gov

One-Lane and Shoulder Closure on Westbound I-80 Carquinez (Alfred Zampa) Bridge in the cities of Vallejo and Crockett

Rescheduled – Starting: Friday, August 14, 2026, from 6:00 PM to Saturday,
August 15, 2026, 7:00 PM

 

SOLANO/CONTRA COSTA COUNTIES  – Caltrans construction is scheduled to implement a one-lane and shoulder closure on westbound I-80 Carquinez (Alfred Zampa Memorial) Bridge on Friday, August 14, 2026, 6:00 PM, and continues until 7:00 PM Saturday, August 15, 2026. This work is in preparation for the upcoming 53-hour weekend full closure for a full deck replacement.

Schedule:
• Start – Friday, August 14, 2026, at 6:00 PM
• End – Saturday, August 15, 2026, at 7:00 PM

Note: Pedestrian/Bike Path is still accessible for the one-lane closure.

Motorists may expect delays and be aware of construction equipment on the deck bridge for the safety of workers and motorists.

Sign up for closure updates here: I-80 Westbound Carquinez (Al Zampa) Bridge Deck Rehabilitation Project or visit the Carquinez Bridge Website.

For 24/7 traffic updates, follow 511.org: https://twitter.com/511SFBay

For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/