Construction Resolved

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026.

A construction was reported on US-101 N near San Mateo on September 19, 2026 at 5:01 AM.

Road

US-101 N

Area

San Mateo

Address

Loading…

Started

Sep 18, 10:01 PM

Last Updated

1 month, 1 week ago

Sep 19, 8:45 AM

Resolved

Sep 19, 2:45 PM

Coordinates

37.5417, -122.2852

Update History

12 observations

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 8:45 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 8:30 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 8:15 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 8:00 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 7:45 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 7:30 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 7:15 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 7:00 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 6:45 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 6:30 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 6:15 AM

Caltrans : Roadwork on US-101 Northbound exiting at E Hillsdale Blvd (San Mateo). Off Ramp closed until 9 AM. From 10:00 PM Friday, September 18, 2026 to 9:00 AM Saturday, September 19, 2026. Sep 19, 6:00 AM

Source: 511_sfbay · ID 511.org/1551663 First seen Sep 19, 2026 6:00 AM