Drivers are advised to expect overnight traffic-pattern changes on Highway 1 and Highway 11, starting on Monday, July 27, 2026, as construction progresses on widening Highway 1 through the Fraser Valley. 

These traffic-pattern changes are necessary to allow crews to prepare for demolition activities as part of the Highway 11 Interchange Project.

Eastbound on Highway 1 at Highway 11:

• The eastbound Highway 1 off-ramp to Highway 11 will be closed nightly from Monday, July 27 until Thursday, July 30, 9 p.m. until 5:30 a.m.
• The on-ramp to Highway 1 will remain open and a detour will be provided.

Westbound on Highway 1 at Highway 11:

• The westbound Highway 11 on-ramp to Highway 1 will be closed nightly from Tuesday, Aug. 4 until Tuesday, Aug. 11, 8:30 p.m. until 4:30 a.m.
• On Friday and Saturday nights, the on-ramp will be closed from 9 p.m. until 7 a.m.
• The off-ramp to Highway 11 will remain open and a detour will be provided.

Highway 11 under Highway 1:

• Highway 11 will be reduced to one lane in each direction nightly from Tuesday, Aug. 4 until Tuesday, Aug. 11, 9 p.m. until 5:30 a.m.
• On Friday and Saturday nights, Highway 11 will be reduced to one lane in each direction from 9 p.m. until 7 a.m.

As some work is weather dependent, the exact timing of the closures is subject to change. Drivers should expect additional lane closures and other traffic-pattern changes in the area as work progresses.

The speed limit on Highway 11 will be reduced to 50 km/h.

Drivers are reminded to slow down and use caution, allow extra travel time, obey signs and traffic-control personnel, and watch for roadside workers.

Learn More:

• For current information, check: https://DriveBC.ca