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  5. Update: Overnight Ramp Closure on I-280/SR-92 Starting Tuesday, April 7 - Friday, April 10

Update: Overnight Ramp Closure on I-280/SR-92 Starting Tuesday, April 7 - Friday, April 10

Published:

Ramp will be closed each night from 8 p.m. to 5 a.m. 

San Mateo County ― Caltrans has updated the schedule for a closure of the northbound I-280 ramp to westbound State Route 92 (SR-92). Originally scheduled to close Monday night, the ramp will now close on Tuesday, April 7 at 8 p.m. so that crews can make emergency repairs to joint seals. The ramp will be closed each night from 8 p.m. to 5 a.m. from Tuesday, April 6 to Saturday morning, April 11.

Northbound I-280 to westbound SR-92 traffic will be detoured as follows:

  1. Take exit to SR-92 East
  2. Take the Ralston Ave exit 
  3. Turn right to go north on Ralston Ave
  4. Take the SR-92 West onramp

Detour map for the closure of the connector ramp from northbound I-280 to westbound SR-92. Northbound I-280 to westbound SR-92 traffic will be detoured as follows: 1. Take exit to SR-92 East. 2. Take the Ralston Ave exit . 3. Turn right to go north on Ralston Ave. 4. Take the SR-92 West onramp.

Please follow detour signs and drive with caution. All work is weather dependent.

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: quickmap.dot.ca.gov/