2. A general permit and a specific permit belong to one or more of the following classes:(1) Class 1:a permit authorizing the following limits including the load and equipment, including a vehicle that was manufactured as an outsized vehicle, but without a divisible load:
(a) width: 4.40 m or 5 m in the case of a specific permit;
(b) height: 4.30 m or 5 m in the case of a specific permit;
(c) length: 21 m for cranes, 17 m for any other motor vehicle, 27.50 m for a combination of 2 road vehicles including a combination of road vehicles consisting of a crane and a trailer, 30 m for a combination of 3 road vehicles consisting of a tractor, a hauled dolly and a semi-trailer or 40 m for any combination of road vehicles covered by a specific permit;
(d) front or rear overhang created by equipment or load: 4 m in the front for cranes and for vehicles used in snow removal, 2 m in the front for any other road vehicle, 6 m in the rear for trees loaded lengthwise and 4 m in the rear for any other load or equipment.Until 31 December 2008, the 4-metre limit in the front also applies to the lifting device of a tractor whose model year is prior to 1993. Until 31 December 1995, the 6-metre limit in the rear also applies to posts when they are transported on a trailer.
(2) Class 2:a permit for transporting a prefabricated building, not exceeding the following dimensions:
(a) width:— 4.30 m measured for the body of the building, plus an additional 10 cm reserved exclusively for protrusions. A specific permit may be issued where the width exceeds 4.30 m without exceeding 5 m;
— 4.60 m at the roof of an entire building. A specific permit may be issued where the width exceeds 4.60 m without exceeding 5,30 m;
— 5.05 m at the roof of a building in sections provided that the additional 45 cm is located on the side of the right-hand shoulder of the highway and is at least 2.10 m from the ground and provided that the additional 30 cm on the left-hand side is at least 3.65 m from the ground. The additional centimetres are measured from the body of the building. A specific permit may be issued where the width exceeds 5.05 m without exceeding 5.75 m;
(b) height: 4.30 m or 5 m in the case of a specific permit;
(c) overall length: 30 m;
(d) overhang in rear measured between the chassis of the semi-trailer and the rear extremity of the building: 5 m.
(3) Class 3:a permit for transporting a swimming pool whose width at the base is less than 4.40 m plus an additional 1 m in the upper part at a height of at least 3.65 m from the ground; the height and length shall comply with the standards established by the Vehicle Load and Size Limits Regulation (chapter C-24.2, r. 31);
(4) Class 4:a permit for a tow truck hauling another vehicle that has been in an accident or has broken down, without a load, without exceeding, for the load on the single or tandem rear axle of the tow truck and for its total loaded mass, the maximums prescribed in Schedule 1;
(5) Class 5:a permit for transporting an indivisible load with a vehicle that is outsized with respect to the axle load or total loaded mass, including a vehicle that was manufactured as an outsized vehicle, without exceeding the maximums prescribed in Schedule 1;
(6) Class 6:a permit authorizing the travel of an outsized vehicle, including a vehicle that was manufactured as an outsized vehicle, in any of the following cases:
(a) where its configuration is not prescribed in Schedule 1;
(b) where its axle load or its total loaded mass, including the load and equipment, exceeds the limits prescribed for a Class 5 permit;
(c) where a sign prohibits the travel of such vehicle;
(d) where the travel of such vehicle is prohibited during a thaw.
Such permit is specific; however, it may be general where it is issued for repetitive transport of the same nature on a single specified route, where it is issued for all public highways or where it is issued for the network of autoroutes referred to in Schedule 4.
(7) Class 7:a permit authorizing limits that, including the load and equipment, exceeds the limits of Class 1 general permit. Such permit is specific; however, it may be general in the case of a vehicle that is outsized because of a piece of equipment or in the case of repetitive transport of the same nature where the load dimensions making the vehicle outsized are specified, and for a single specified route.