Construction Resolved

Caltrans : Roadwork on US-101 Southbound entering at E 4TH Ave (San Mateo). On Ramp closed. From 10:00 PM Sunday, April 26, 2026 to 6:00 AM Monday, April 27, 2026.

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

Road

US-101 S

Area

San Mateo

Address

Loading…

Started

Apr 26, 10:01 PM

Last Updated

6 months ago

Apr 27, 3:45 AM

Resolved

Apr 27, 10:00 AM

Coordinates

37.5697, -122.3129

Update History

5 observations

Caltrans : Roadwork on US-101 Southbound entering at E 4TH Ave (San Mateo). On Ramp closed. From 10:00 PM Sunday, April 26, 2026 to 6:00 AM Monday, April 27, 2026. Apr 27, 3:45 AM

Caltrans : Roadwork on US-101 Southbound entering at E 4TH Ave (San Mateo). On Ramp closed. From 10:00 PM Sunday, April 26, 2026 to 6:00 AM Monday, April 27, 2026. Apr 27, 3:30 AM

Caltrans : Roadwork on US-101 Southbound entering at E 4TH Ave (San Mateo). On Ramp closed. From 10:00 PM Sunday, April 26, 2026 to 6:00 AM Monday, April 27, 2026. Apr 27, 3:15 AM

Caltrans : Roadwork on US-101 Southbound entering at E 4TH Ave (San Mateo). On Ramp closed. From 10:00 PM Sunday, April 26, 2026 to 6:00 AM Monday, April 27, 2026. Apr 27, 3:00 AM

Caltrans : Roadwork on US-101 Southbound entering at E 4TH Ave (San Mateo). On Ramp closed. From 10:00 PM Sunday, April 26, 2026 to 6:00 AM Monday, April 27, 2026. Apr 27, 2:45 AM

Source: 511_sfbay · ID 511.org/1486493 First seen Apr 27, 2026 2:45 AM