Construction Stale

Caltrans : Roadwork on US-101 Southbound entering at Ralston Ave (Belmont). On Ramp closed until 6 AM. From 9:00 PM Thursday, August 27, 2026 to 6:00 AM Friday, August 28, 2026.

A construction was reported on US-101 S near San Mateo on August 28, 2026 at 4:01 AM.

Road

US-101 S

Area

San Mateo

Address

Loading…

Started

Aug 27, 9:01 PM

Last Updated

2 hours, 48 minutes ago

Aug 28, 5:15 AM

Coordinates

37.5263, -122.2702

Update History

1 observations

Caltrans : Roadwork on US-101 Southbound entering at Ralston Ave (Belmont). On Ramp closed until 6 AM. From 9:00 PM Thursday, August 27, 2026 to 6:00 AM Friday, August 28, 2026. Aug 28, 5:15 AM

Source: 511_sfbay · ID 511.org/1541917 First seen Aug 28, 2026 5:15 AM

← All California Incidents More in San Mateo More on US-101 S