57. The owner of a pump-truck who supplies, leases or uses a pump-truck shall ensure that, in the following circumstances, the supporting members of the pump-truck undergo a non-destructive test carried out by a certified organization:
(1) after the first 6,000 hours of use of a pump-truck following its manufacture or after the first 5 years of service, whichever comes first, and, thereafter, not less than once every 4,500 hours of use or once every 3 years, whichever comes first;
(2) before a used pump-truck is put into service in Québec; and
(3) after an abnormal stress or an incident necessitating an essential repair.