Thaw Period on Québec Roads

The thaw period for roads in Zone 1 will begin on Monday, March 25.

The thaw period will begin on Monday, April 1 for Zone 2 and Zone 3.

However, depending on changing weather conditions, these dates may be brought forward or pushed back. For up-to-date information regarding thaw periods, visit the website of the Ministère des Transports (in French only).

During this period, heavy vehicles travelling anywhere on the road network must reduce their loads in order to comply with the thaw period load limits set under the Vehicle Load and Size Limits Regulation. These restrictions serve to limit damage to the road surface.