Dollarton Highway onramp to Ironworkers Bridge closes nightly through Sept. 4 for maintenance
Eastbound Highway 1 traffic will be diverted through Mount Seymour Parkway from 8 p.m. to 6 a.m. daily as crews perform essential work on the bridge's approach.
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The Dollarton Highway onramp feeding eastbound traffic onto the Ironworkers Bridge will close from Monday, Aug. 17 through Friday, Sept. 4 between 8 p.m. and 6 a.m. nightly for maintenance work, TransLink and Miller Capilano Highway Services announced.
Drivers heading to Highway 1 eastbound during closure hours should take the Dollarton onramp westbound on Highway 1, exit at 22B for Mount Seymour Parkway/Lillooet Road, turn left at Keith Road, and follow signs back to Highway 1 eastbound toward Vancouver.
Northbound drivers should expect delays and account for additional commute time. DriveBC provides real-time updates on conditions.
The closure is part of broader Lower Mainland roadwork this summer. The province is investing over $100 million in resurfacing over 200 kilometres of highway and roads, including work in the Abbotsford area, Hope, and the North Shore. Highway 1 widening through the Fraser Valley continues, with crews increasing lanes at the Mount Lehman Interchange from three to five. That work has reduced traffic to two lanes, with completion anticipated by year-end 2026.
The facts
When does the Dollarton Highway onramp close for maintenance?
The Dollarton Highway onramp closes nightly from August 17 through September 4, 2026, between 8 p.m. and 6 a.m.
What's the detour for eastbound Highway 1 traffic?
Drivers should take the Dollarton onramp westbound, exit at 22B for Mount Seymour Parkway/Lillooet Road, turn left at Keith Road, and follow signs back to Highway 1 eastbound.
How much is the province investing in Lower Mainland highway work this summer?
The province is investing over $100 million in resurfacing more than 200 kilometres of highway and roads across the Lower Mainland.
