Construction Resolved

Caltrans : Roadwork on I-580 Eastbound exiting at Main St (San Quentin). Off Ramp closed until 5 AM. From 9:00 PM Monday, July 20, 2026 to 5:00 AM Tuesday, July 21, 2026.

A construction was reported on I-580 E near Marin on July 21, 2026 at 4:01 AM.

Road

I-580 E

Area

Marin

Address

Loading…

Started

Jul 20, 9:01 PM

Last Updated

1 week ago

Jul 21, 3:30 AM

Resolved

Jul 21, 9:45 AM

Coordinates

37.9429, -122.4794

Update History

2 observations

Caltrans : Roadwork on I-580 Eastbound exiting at Main St (San Quentin). Off Ramp closed until 5 AM. From 9:00 PM Monday, July 20, 2026 to 5:00 AM Tuesday, July 21, 2026. Jul 21, 3:30 AM

Caltrans : Roadwork on I-580 Eastbound exiting at Main St (San Quentin). Off Ramp closed until 5 AM. From 9:00 PM Monday, July 20, 2026 to 5:00 AM Tuesday, July 21, 2026. Jul 20, 10:45 PM

Source: 511_sfbay · ID 511.org/1523867 First seen Jul 20, 2026 10:45 PM

← All California Incidents More in Marin More on I-580 E