Construction Active

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026.

A construction was reported on CA-4 W near Contra Costa on August 13, 2026 at 2:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Aug 12, 7:01 PM

Last Updated

13 minutes ago

Aug 13, 2:15 AM

Coordinates

38.0150, -122.1775

Update History

13 observations

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 2:15 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 2:00 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 1:45 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 1:30 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 1:15 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 1:00 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 12:45 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 12:30 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 13, 12:15 AM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 12, 11:45 PM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 12, 11:30 PM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 12, 11:15 PM

Caltrans : Roadwork on CA-4 Westbound between Mcewen Rd (Martinez) and Bayberry Ave (Hercules). Right lane and shoulder closed until 6 AM. From 7:00 PM Wednesday, August 12, 2026 to 6:00 AM Thursday, August 13, 2026. Aug 12, 11:00 PM

Source: 511_sfbay · ID 511.org/1534804 First seen Aug 12, 2026 11:00 PM