Construction Resolved

Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026.

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

Address
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Started
May 19, 7:30 PM
Last Updated
1 day, 6 hours ago
May 20, 5:00 AM
Resolved
May 20, 11:00 AM
Coordinates
37.8966, -121.6413
20 observations
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 5:00 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 4:45 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 4:30 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 4:15 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 4:00 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 3:45 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 3:30 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 3:15 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 3:00 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 2:45 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 2:30 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 2:15 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 2:00 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 1:45 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 1:30 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 1:15 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 1:00 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 12:45 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 12:30 AM
Caltrans : Roadwork on CA-4 Westbound at Bixler Rd (Discovery Bay). Lane closed. One way traffic control in effect. From 7:30 PM Tuesday, May 19, 2026 to 5:00 AM Wednesday, May 20, 2026. May 20, 12:15 AM
Source: 511_sfbay · ID 511.org/1496897 First seen May 19, 2026 8:00 PM