Construction Resolved

Caltrans : Roadwork on CA-4 Westbound entering at Lone Tree Way Bypass (Antioch). On Ramp closed until 5 AM. From 7:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026.

A construction was reported on CA-4 W near Contra Costa on September 24, 2026 at 2:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Sep 23, 7:01 PM

Last Updated

1 month ago

Sep 24, 3:45 AM

Resolved

Sep 24, 9:45 AM

Coordinates

37.9618, -121.7416

Update History

1 observations

Caltrans : Roadwork on CA-4 Westbound entering at Lone Tree Way Bypass (Antioch). On Ramp closed until 5 AM. From 7:00 PM Wednesday, September 23, 2026 to 5:00 AM Thursday, September 24, 2026. Sep 24, 3:45 AM

Source: 511_sfbay · ID 511.org/1553950 First seen Sep 24, 2026 3:45 AM

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