Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
A construction was reported on CA-4 E near Contra Costa on April 18, 2026 at 2:01 AM.
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 6:00 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 5:45 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 5:30 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 5:15 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 5:00 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 4:45 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 4:30 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 4:15 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 4:00 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 3:45 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 3:30 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 3:15 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 3:00 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 2:45 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 2:30 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 2:15 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 2:00 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 1:45 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 1:30 AM
Caltrans : Roadwork on CA-4 Eastbound between Cummings Skwy (Port Costa) and Alhambra Ave (Martinez). Various lanes closed until 6 AM. From 7:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.
Apr 18, 1:15 AM
Source: 511_sfbay · ID 511.org/1482882
First seen Apr 17, 2026 8:30 PM