The 2017 thaw period dates in Québec are now confirmed for each of the three zones and are as follows: (please note that these dates may change depending on the meteorological conditions):
- Zone 1: Monday February 27 – Friday April 28
- Zone 2: Monday March 6 – Friday May 5
- Zone 3: Monday March 13 – Friday May 12
During this period, authorized load limits are reduced because the road network load bearing capacity is weakened. Restrictions vary between 8% and 20% according to the vehicle’s type of axles and configuration.
For more information, please consult the “Thaw Period – Official dates” page in the “Trucking” section of the of the Ministère des Transports, de la Mobilité durable et de l’Électrification des transports web site. https://www.transports.gouv.qc.ca/en/trucking/Pages/thaw-period-projected-dates.aspx