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Lane Closures: Contra Costa County

Current Lane Closures status for Contra Costa County

Last Updated: 1/10/2026, 2:44:52 AM
Showing 48 results
SR-4

Hercules

Eastbound

San Pablo Ave, near Hercules, Eastbound, route SR-4

Lane closure

Thu, Jan 8 · 7:01 PM – until further notice

Lane RShoulderLane 2

of 2 lanes

Work
Striping Operation
Estimated delay
Not Reported min(s)
Log
#5 · C4TA
Lane closure starting Thu, Jan 8 at 7:01 PM until further notice. Lanes closed: RShoulder, 2. Log 5.
SR-4

Hercules

Eastbound

Route 80, near Hercules, Eastbound, route SR-4

Lane closure

Fri, Jan 9 · 7:01 PM – until further notice

Lane 2Lane RShoulder

of 2 lanes

Work
Striping Operation
Estimated delay
Not Reported min(s)
Log
#5 · C4TA
Lane closure starting Fri, Jan 9 at 7:01 PM until further notice. Lanes closed: 2, RShoulder. Log 5.
SR-4

Martinez

Eastbound

Mcewen Rd, near Martinez, Eastbound, route SR-4

Lane closure

Thu, Jan 8 · 7:01 PM – until further notice

Lane 2Lane RShoulder

of 2 lanes

Work
Striping Operation
Estimated delay
Not Reported min(s)
Log
#14 · C4TA
Lane closure starting Thu, Jan 8 at 7:01 PM until further notice. Lanes closed: 2, RShoulder. Log 14.
SR-4

Martinez

Eastbound

Alhambra Ave, near Martinez, Eastbound, route SR-4

Lane closure

Thu, Jan 8 · 9:01 PM – until further notice

Lane RShoulderLane 2

of 2 lanes

Work
Electrical Work
Estimated delay
Not Reported min(s)
Log
#24 · C4TA
Lane closure starting Thu, Jan 8 at 9:01 PM until further notice. Lanes closed: RShoulder, 2. Log 24.
SR-4

Martinez

Eastbound

Alhambra Ave, near Martinez, Eastbound, route SR-4

Lane closure

Fri, Jan 9 · 10:01 PM – until further notice

Lane 2Lane RShoulder

of 2 lanes

Work
Electrical Work
Estimated delay
Not Reported min(s)
Log
#33 · C4TA
Lane closure starting Fri, Jan 9 at 10:01 PM until further notice. Lanes closed: 2, RShoulder. Log 33.
SR-4

Martinez

Eastbound

Route 4, near Martinez, Eastbound, route SR-4

Full closure

Thu, Jan 8 · 10:01 PM – until further notice

Lane All

of 1 lanes

Work
Striping Operation
Estimated delay
Not Reported min(s)
Log
#59 · C4TA
Full closure starting Thu, Jan 8 at 10:01 PM until further notice. Lanes closed: All. Log 59.
SR-4

Martinez

Eastbound

Cummings Skyway, near Martinez, Eastbound, route SR-4

Full closure

Thu, Jan 8 · 9:01 PM – until further notice

Lane All

of 2 lanes

Work
Striping Operation
Estimated delay
Not Reported min(s)
Log
#60 · C4TA
Full closure starting Thu, Jan 8 at 9:01 PM until further notice. Lanes closed: All. Log 60.
SR-4

Martinez

Eastbound

Mcewen Rd, near Martinez, Eastbound, route SR-4

Full closure

Thu, Jan 8 · 9:01 PM – until further notice

Lane All

of 1 lanes

Work
Striping Operation
Estimated delay
Not Reported min(s)
Log
#61 · C4TA
Full closure starting Thu, Jan 8 at 9:01 PM until further notice. Lanes closed: All. Log 61.
SR-4

Rodeo

Eastbound

Willow Ave, near Rodeo, Eastbound, route SR-4

Full closure

Fri, Jan 9 · 7:01 PM – until further notice

Lane All

of 1 lanes

Work
Striping Operation
Estimated delay
Not Reported min(s)
Log
#61 · C4TA
Full closure starting Fri, Jan 9 at 7:01 PM until further notice. Lanes closed: All. Log 61.
SR-4

Martinez

Eastbound

Sycamore Ave, near Martinez, Eastbound, route SR-4

Full closure

Fri, Jan 9 · 7:01 PM – until further notice

Lane All

of 1 lanes

Work
Striping Operation
Estimated delay
Not Reported min(s)
Log
#62 · C4TA
Full closure starting Fri, Jan 9 at 7:01 PM until further notice. Lanes closed: All. Log 62.
I-80

Crockett

Eastbound

Pomona St/San Pablo Ave, near Crockett, Eastbound, route I-80

Full closure

Fri, Jan 9 · 11:01 PM – until further notice

Lane All

of 1 lanes

Work
Bridge Construction
Estimated delay
Not Reported min(s)
Log
#2 · C80FB
Full closure starting Fri, Jan 9 at 11:01 PM until further notice. Lanes closed: All. Log 2.
I-80

Rodeo

Eastbound

Refinery Rd No 3, near Rodeo, Eastbound, route I-80

Alternating Lanes closure

Sat, Jan 10 · 12:01 AM – until further notice

Lane LShoulderLane 1Lane 2

of 4 lanes

Work
Bridge Construction
Estimated delay
Not Reported min(s)
Log
#3 · C80FB
Alternating Lanes closure starting Sat, Jan 10 at 12:01 AM until further notice. Lanes closed: LShoulder, 1, 2. Log 3.
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About Lane Closures in Contra Costa County

View current real-time lane closures updates for all highways in Contra Costa County, across the region. Whether you are commuting through Contra Costa County or traveling long-distance, these Lane Closures, road conditions, highway status provide vital information for a safe trip.

Data is sourced directly from Caltrans and includes coverage of major routes and local highways within the county, covering key transit arteries. Check back for latest updates on congestion, weather impacts, and road work.