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CONTRA COSTA COUNTY- The California Department of Transportation (Caltrans) has scheduled an overnight weekend FULL closure of southbound State Route-242 (SR-242) in Concord to perform major highway maintenance.
During the major maintenance effort, Caltrans crews will pave, repair guardrails, overhead highway lights, clear drains and pick-up litter and debris along the highway.
To ensure worker and public safety, SR-242 will be CLOSED from the SR-242/State Route 4 (SR-4) Interchange to the SR-242/Solano Way Interchange.
The closure starts Saturday November 4, 2017 at 10:30 PM and concludes on Sunday, November 5, 2017 at 9:30 AM.
In addition to the SR-242 closure, the following ramps will be CLOSED overnight:
SR-242 Ramps CLOSED Overnight:
- Southbound and Northbound Port Chicago Hwy on-ramp to Southbound SR-242
- Eastbound and Westbound Olivera Road on-ramp to Southbound SR-242
- Southbound SR-242 off-ramp to Solano Way
SR-4 and I-680 Overnight Weekend Detours
Motorists traveling on westbound and eastbound SR-4 past the SR-242/SR-4 interchange will be detoured to Southbound I-680. Detour signs will be posted. Detours on some adjacent surface streets will also be in effect.
Motorists traveling on southbound I-680 past the SR-242/I-680 interchange will be detoured to exit I-680 at the Concord Avenue/Contra Costa Boulevard exit, southbound on Contra Costa Boulevard, then eastbound on Concord Avenue and re-enter SR-242 from Concord Avenue.
California Highway Patrol will be on site during night closures. Motorists should expect delays and allow for extra travel time.
All work is weather dependent.
Closure information and real-time traffic on Caltrans QuickMap
Caltrans appreciates your patience as we work to maintain California’s highways.
