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Thaw period - official dates

The Ministère reminds users of heavy vehicles and shippers that the authorized load limits are reduced during the thaw period on all public roads. This is done every year to account for the road network’s lower bearing capacity during this period.

Official dates for 2018 (Updated April 18)

Zone 1

From Monday, March 5 (00:01) to Friday, May 4 (23:59)

Zone 2

From Monday, April 2 (00:01) to Friday, May 18 (23:59)

Zone 3

From Monday, April 23 (00:01) to Friday, June 22 (23:59)

Depending on the changes in weather conditions, the start and end of the load restriction period may be moved ahead or p​ostponed.


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