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Long-term closure of Thorold tunnel starting

Ministry of Transportation says drivers must take other routes
tunnel-construction
Thorold Tunnel Camera.

As of midnight, May 4, the Thorold tunnel will close for two weeks, reopening again on May 18.

The closure affects both the nort- and southbound lanes.

The Ministry of Transportation warns motorists that they might experience delays and are advising to plan for alternate routes.

Access to Highway 58 northbound is available via Highway 406 southbound to Niagara Regional Road 20 westbound to Highway 406 northbound.

Access to Highway 58 southbound is available via Highway 406 southbound to Niagara Regional Road 20 eastbound to Highway 58 northbound.

The Thorold tunnel has seen frequent closures in the last months due to construction.

There is currently no long-term prognosis for when the maintenance work will decrease in frequency.