Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound and Westbound between Marsh Creek Rd (Brentwood) and Byron Hwy (Brentwood). All lanes closed. Avoid the area. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

A construction was reported on CA-4 E near Contra Costa on May 20, 2026 at 2:30 AM.

Road

CA-4 E

Area

Contra Costa

Address

Loading…

Started

May 19, 7:30 PM

Last Updated

1 day, 6 hours ago

May 20, 4:45 AM

Resolved

May 20, 11:00 AM

Coordinates

37.8962, -121.7114

Update History

1 observations

Caltrans : Roadwork on CA-4 Eastbound and Westbound between Marsh Creek Rd (Brentwood) and Byron Hwy (Brentwood). All lanes closed. Avoid the area. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 19, 7:30 PM

Source: 511_sfbay · ID 511.org/1496720 First seen May 19, 2026 7:30 PM

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