San Mateo County ― Caltrans will close off-ramps from southbound U.S. 101 to State Route (SR) 92 in San Mateo in order to construct a concrete barrier rail and to install overhead signage.
The off-ramps will be closed nightly from Monday, March 9 through Saturday morning, March 14.
- The southbound U.S. 101 to westbound SR-92 will be closed from 10:00 p.m. to 6:00 a.m. nightly.
- The Fashion Island off-ramp will be closed from 8:00 p.m. to 7:00 a.m. nightly.
Detour: Take the off-ramp to eastbound East Hillsdale Blvd, loop onto northbound U.S. 101, and take SR-92 in either direction.
- The southbound U.S. 101 off-ramp to eastbound SR-92 will be closed from 1:00 a.m. to 5:00 a.m. nightly.
Detour: Take westbound SR-92 to the South Delaware exit, turn right on Concar, right on South Delaware, and left on eastbound SR-92.
This work is part of the $45M U.S. 101- SR-92 Short-term Improvements Project that is co-sponsored by the San Mateo County Transportation Authority and City/County Association of Governments. The project will bring operational improvements, enhancement to local access, and promotion of economic vitality to the region.
All work is weather dependent. Please drive with caution. Thank you for your patience as we work to maintain our state’s highways, bridges, and tunnels.
For real-time traffic, click on Caltrans QuickMap: http://quickmap.dot.ca.gov/