SAN JOAQUIN COUNTY – Caltrans will perform a full highway closure of State Route 4 (SR-4) from Tracy Boulevard to the San Joaquin/Contra Costa County line as construction progresses to…
Scheduled to begin Sunday, May 3, 2026, through Thursday May 21, 2026 Sunday through Thursday, 9:00 PM to 6:00 AM (nightly) CONTRA COSTA COUNTY — Caltrans will commence a paving…
SAN JOAQUIN COUNTY – Caltrans will perform two, 55-hour full highway closures of State Route 4 (SR-4) from Roberts Road to the San Joaquin/Contra Costa County line, east of Discovery…
SAN JOAQUIN COUNTY – Caltrans will perform two, 55-hour full highway closures of State Route 4 (SR-4) from Roberts Road to the San Joaquin/Contra Costa County line, east of Discovery…
ALAMEDA AND CONTRA COSTA COUNTIES – Caltrans has scheduled additional overnight closures of Bore 1 in the Caldecott Tunnel, located on eastbound State Route 24 (SR-24) in Alameda and Contra…
SAN JOAQUIN COUNTY – Caltrans will soon begin a bridge maintenance and preservation project that will make necessary upgrades and repairs of the Old River Bridge on State Route 4…
SACRAMENTO COUNTY — Caltrans is advising motorists of pavement repair work for State Route 160 (Hwy 160) in the delta region south of Rio Vista to repair a sinkhole on…
RIO VISTA — Caltrans is advising motorists of additional weekend work on the ongoing $27.2 million State Route 12 (SR 12) Rio Vista Bridge (Helen Madere Memorial Bridge) Rehabilitation Project.…
ALAMEDA AND CONTRA COSTA COUNTIES – Caltrans has scheduled overnight closures of the Caldecott Tunnel on eastbound State Route 24 (SR-24) for inspecting roadway drains and tunnel maintenance of bore…
CONTRA COSTA COUNTY – Caltrans has scheduled a 60-hour weekend closure of the southbound State Route 160 (SR-160) auxiliary lane between Wilbur Avenue and East 18th Street/Main Street. The closure…
Contra Costa County — Caltrans will perform an overnight full closure of westbound State Route 4 (SR-4) from Cummings Skyway to San Pablo Avenue beginning Monday, September 29, 2025, through…
CONTRA COSTA COUNTY — Caltrans will perform an overnight full closure of westbound State Route 4 (SR-4) from Cummings Skyway to San Pablo Avenue beginning Monday, September 29, 2025, through…
The California Highway Patrol says a Caltrans worker was struck and killed by a dump truck Wednesday night in Martinez. Here is the release from CALTRANS: Sacramento – Caltrans is…
To complete critical bridge maintenance and upgrades, Caltrans will fully close southbound Appian Way Overcrossing in Pinole for two weekends (55 hours each). Additional nighttime lane and ramp closures will…
ALAMEDA AND CONTRA COSTA COUNTIES – Caltrans has scheduled overnight closures of the Caldecott Tunnel on Westbound State Route 24 (SR-24) for Biennial routine Inspections and maintenance, Monday, July 28,…
Contra Costa County, Marin County — Caltrans will be closing lanes on the of the Richmond-San Rafael Bridge (I-580), Nightly starting Monday June 9th through Friday June 13th from 8PM…
Contra Costa County — Caltrans has scheduled one- way traffic control on the Antioch Bridge (SR-160) on Thursday May 1st from 8 AM until 2 PM. Southbound SR-160 from the…
Contra Costa County – Caltrans has scheduled a full overnight closure of all westbound lanes on State Route 4 (SR-4) between the McEwen Road exit and the Cummings Skyway on-ramp…
Contra Costa County — Caltrans has scheduled one- way traffic control on the Antioch Bridge (SR-160) on Thursday April 10th from 8 AM until 2 PM. Southbound SR-160 from the…
Contra Costa County – Caltrans has scheduled a 55-hour full closure of the Harbor Street/Railroad Avenue (Exit 23) off-ramp on westbound State Route 4 (SR-4) in Pittsburg. The work is…
Contra Costa County— Caltrans has scheduled one-way traffic control on the Antioch Bridge (SR-160) beginning Monday March 10th from 7 a.m. until 2 p.m. Northbound SR-160 from the Antioch Toll…
Contra Costa County – CALTRANS has scheduled one-way traffic control on the Antioch Bridge (SR-160) Friday night January 10 from 8:00 pm until 4:00 am January 11. Northbound SR-160 from…
San Ramon / Alameda County – A full weekend closure of southbound Interstate 680 between the Alcosta Boulevard in San Ramon and I-580/I-680 connector in Pleasanton will take place Friday, September…
SACRAMENTO — The California Transportation Commission (CTC) allocated $1.9 billion to support transportation infrastructure projects that play a starring role in powering the world’s fifth largest economy. The approved funding…
You see it as you drive along Highway 4 in the City of Antioch while shopping at local stores. Now drone footage showcases it. On Tuesday, drone footage was taken…