Construction Active

Caltrans : Roadwork on CA-1 Southbound at CA-84 (San Gregorio). Lane closed. One way traffic control in effect. From 7:00 AM Wednesday, June 17, 2026 to 6:00 PM Wednesday, June 17, 2026.

A construction was reported on CA-1 S near San Mateo on June 17, 2026 at 2:01 PM.

Road

CA-1 S

Area

San Mateo

Address

Loading…

Started

Jun 17, 7:01 AM

Last Updated

1 minute ago

Jun 17, 8:45 AM

Coordinates

37.3290, -122.3956

Update History

5 observations

Caltrans : Roadwork on CA-1 Southbound at CA-84 (San Gregorio). Lane closed. One way traffic control in effect. From 7:00 AM Wednesday, June 17, 2026 to 6:00 PM Wednesday, June 17, 2026. Jun 17, 8:45 AM

Caltrans : Roadwork on CA-1 Southbound at CA-84 (San Gregorio). Lane closed. One way traffic control in effect. From 7:00 AM Wednesday, June 17, 2026 to 6:00 PM Wednesday, June 17, 2026. Jun 17, 8:30 AM

Caltrans : Roadwork on CA-1 Southbound at CA-84 (San Gregorio). Lane closed. One way traffic control in effect. From 7:00 AM Wednesday, June 17, 2026 to 6:00 PM Wednesday, June 17, 2026. Jun 17, 8:15 AM

Caltrans : Roadwork on CA-1 Southbound at CA-84 (San Gregorio). Lane closed. One way traffic control in effect. From 7:00 AM Wednesday, June 17, 2026 to 6:00 PM Wednesday, June 17, 2026. Jun 17, 8:00 AM

Caltrans : Roadwork on CA-1 Southbound at CA-84 (San Gregorio). Lane closed. One way traffic control in effect. From 7:00 AM Wednesday, June 17, 2026 to 6:00 PM Wednesday, June 17, 2026. Jun 17, 7:45 AM

Source: 511_sfbay · ID 511.org/1509363 First seen Jun 17, 2026 7:45 AM