Construction Stale

Caltrans : Roadwork on US-101 Southbound exiting at Ralston Ave (Belmont). Off Ramp closed until 6 AM. From 10:00 PM Wednesday, August 26, 2026 to 6:00 AM Thursday, August 27, 2026.

A construction was reported on US-101 S near San Mateo on August 27, 2026 at 5:01 AM.

Road

US-101 S

Area

San Mateo

Address

Loading…

Started

Aug 26, 10:01 PM

Last Updated

4 hours, 1 minute ago

Aug 27, 5:15 AM

Coordinates

37.5263, -122.2702

Update History

2 observations

Caltrans : Roadwork on US-101 Southbound exiting at Ralston Ave (Belmont). Off Ramp closed until 6 AM. From 10:00 PM Wednesday, August 26, 2026 to 6:00 AM Thursday, August 27, 2026. Aug 27, 5:15 AM

Caltrans : Roadwork on US-101 Southbound exiting at Ralston Ave (Belmont). Off Ramp closed until 6 AM. From 10:00 PM Wednesday, August 26, 2026 to 6:00 AM Thursday, August 27, 2026. Aug 27, 3:00 AM

Source: 511_sfbay · ID 511.org/1541415 First seen Aug 27, 2026 3:00 AM

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