Construction Resolved

Caltrans : Roadwork on CA-4 Eastbound exiting at Lone Tree Way Bypass (Antioch). Off Ramp closed until 8 AM. From 8:00 PM Wednesday, September 30, 2026 to 8:00 AM Thursday, October 01, 2026.

A construction was reported on CA-4 E near Contra Costa on October 1, 2026 at 3:01 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Sep 30, 8:01 PM

Last Updated

3 weeks, 5 days ago

Sep 30, 10:15 PM

Resolved

Oct 1, 4:15 AM

Coordinates

37.9645, -121.7409

Update History

2 observations

Caltrans : Roadwork on CA-4 Eastbound exiting at Lone Tree Way Bypass (Antioch). Off Ramp closed until 8 AM. From 8:00 PM Wednesday, September 30, 2026 to 8:00 AM Thursday, October 01, 2026. Sep 30, 10:15 PM

Caltrans : Roadwork on CA-4 Eastbound exiting at Lone Tree Way Bypass (Antioch). Off Ramp closed until 8 AM. From 8:00 PM Wednesday, September 30, 2026 to 8:00 AM Thursday, October 01, 2026. Sep 30, 9:45 PM

Source: 511_sfbay · ID 511.org/1557274 First seen Sep 30, 2026 9:45 PM