C-24.2, r. 31 - Vehicle Load and Size Limits Regulation

Schedule Disposition versions

2013-02-14

SCHEDULE B

(s. 14)

The following classes of axles are established in accordance with the position of an axle or group of axles on a road vehicle, the distance between the axes of the axles and their mechanical specifications:

B.1 “front single axle”: any single axle that is at the front of a road vehicle or a combination of road vehicles and that is operated by the steering wheel belongs to this class.

B.2 “front tandem axle”: any tandem axle that is at the front of a road vehicle or a combination of road vehicles and that is operated by the steering wheel belongs to this class.

B.3 “front multiple axle”: any combination of 2 axles or more that does not belong to class B.2, that is at the front of a road vehicle or a combination of road vehicles and that is operated by the steering wheel belongs to this class.

B.10 Any single axle not belonging to another class belongs to this class.

B.20 Any combination of 2 or more axles where the distance between the leading and rear axles is less than 1.2 m belongs to this class.

B.21 Any tandem axle not belonging to another class where the distance between the axes of the axles is 1.2 m or more belongs to this class.

B.25 Any combination of 2 single axles located under a same vehicle not belonging to class B.26 where the distance between the axes is 1.2 m or more but less than 2.4 m belongs to this class.

B.25.1 Any combination of 2 singles axles located under a same vehicle not belonging to class B.26 where the distance between the axes is 2.4 m or more belongs to this class.

B.26 Any combination of 2 axles, one of which is the lowered donkey type, belongs to this class.

B.30 Any combination of 3 axles or more where the distance between the leading and rear axles is 1.2 m or more belongs to this class.

B.31 Any triple axle or a group of equivalent axles where the distance between the axes of the leading and rear axles of the combination is 2.4 m or more but less than 3 m belongs to this class.

B.32 Any triple axle or a group of equivalent axles where the distance between the axes of the leading and rear axles of the combination is 3 m or more but less than 3.6 m belongs to this class.

B.33 Any triple axle or a group of equivalent axles where the distance between the axes of the leading and rear axles of the combination is 3.6 m or more but less than or equal to 3.7 m belongs to this class.

B.40.1 Any combination of 4 axles or more where the distance between the axes of the leading and rear axles is 1.2 m or more but less than 2.4 m belongs to this class.

B.40.2 Any combination of 4 axles or more where the distance between the axes of the leading and rear axles is 2.4 m or more but less than 3.6 m belongs to this class.

B.41 Any combination of 4 or more axles, located under a single unit vehicle, under a towing vehicle or under a semi-trailer, where the distance between the axes of the leading and rear axles is at least 3.6 m but less than 4.2 m belongs to this class.

B.42 Any combination of 4 or more axles, located under a single unit vehicle, under a towing vehicle or under a semi-trailer, where the distance between the leading and rear axles is at least 4.2 m but less than 4.8 m belongs to this class.

B.43 Any combination of 4 axles or more, located under a single unit vehicle, under a towing vehicle or under a semi-trailer that does not belong to another class and where the distance between the axes of the leading and rear axles is 4.8 m or more belongs to this class.

B.44 Any combination of 4 axles, equipped with a suspension designed to balance, without any adjustment possible, to within 1,000 kg, the mass that may be measured under the wheels of each axle, located under a vehicle of a single unit, under a towing vehicle or under a semi-trailer formed of

(1) a self-steering axle located at the front of a combination of axles at a distance of not less than 2.5 m and not more than 3 m from the others;

(2) a triple axle where the distance between the axes of the leading and rear axles is 3 m or more but less than 3.6 m belongs to this class.

B.45 Any combination of 4 axles, equipped with a suspension designed to balance, without any adjustment possible, to within 1,000 kg, the mass that may be measured under the wheels of each axle, located under a vehicle of a single unit, under a towing vehicle or under a semi-trailer formed of

(1) a self-steering axle located at the front of the combination of axles at a distance of not less than 2.5 m and not more than 3 m from the first axle of the triple axle;

(2) a triple axle where the distance between the axes of the leading and rear axles is 3.6 m or more but less than or equal to 3.7 m belongs to this class.

B.56 Any combination of 2 single axles where one is located at the rear of the first semi-trailer of a Type C double train referred to in class A.86 and the other one under the dolly of the trailer, and where the distance between the axes is less than 3 m belongs to this class.

B.57 Any combination of 3 axles, 2 of which form a tandem axle located at the rear of the first semi-trailer of a Type C double train referred to in class A.86 or A.87 and the other one under the dolly of the trailer, and where the distance between the axes of the last axle of the tandem axle and the axle of the dolly is less than 3 m belongs to this class.

For the purposes of classes B.31 to B.33, a group of axles is the equivalent of a triple axles where it is formed of 3 equally spaced axles, comprising at the front a lowered lift axle, attached to the vehicle by suspensions designed to distribute equally, without possible adjustment, to about 1,000 kg where the lift axle is lowered, the mass that can be measured under the wheels of each axle.

For the purposes of this Schedule, the wheels that are not attached to an axle but that are attached under the vehicle in a common axis of rotation shall be included in the classes of axles.

O.C. 1299-91, Sch. B; O.C. 1412-98, s. 25; O.C. 24-2013, s. 25.

2012-09-01

SCHEDULE B

(s. 14)

The following classes of axles are established in accordance with the position of an axle or group of axles on a road vehicle, the distance between the axes of the axles and their mechanical specifications:

B.1 “front single axle”: any single axle that is at the front of a road vehicle or a combination of road vehicles and that is operated by the steering wheel belongs to this class.

B.2 “front tandem axle”: any tandem axle that is at the front of a road vehicle or a combination of road vehicles and that is operated by the steering wheel belongs to this class.

B.3 “front multiple axle”: any combination of 2 axles or more that does not belong to class B.2, that is at the front of a road vehicle or a combination of road vehicles and that is operated by the steering wheel belongs to this class.

B.10 Any single axle not belonging to another class belongs to this class.

B.20 Any combination of 2 or more axles where the distance between the leading and rear axles is less than 1.2 m belongs to this class.

B.21 Any tandem axle not belonging to another class where the distance between the axes of the axles is 1.2 m or more belongs to this class.

B.25 Any combination of 2 single axles located under a same vehicle not belonging to class B.26 where the distance between the axes is 1.2 m or more but less than 2.4 m belongs to this class.

B.26 Any combination of 2 axles, one of which is the lowered donkey type, belongs to this class.

B.30 Any combination of 3 or more axles where the distance between the leading and rear axles is more than 1.2 m but less than 2.4 m belongs to this class.

B.31 Any triple axle or a group of equivalent axles where the distance between the axes of the leading and rear axles of the combination is 2.4 m or more but less than 3 m belongs to this class.

B.32 Any triple axle or a group of equivalent axles where the distance between the axes of the leading and rear axles of the combination is 3 m or more but less than 3.6 m belongs to this class.

B.33 Any triple axle or a group of equivalent axles where the distance between the axes of the leading and rear axles of the combination is 3.6 m or more but less than or equal to 3.7 m belongs to this class.

B.33.1 Any triple axle or group of equivalent axles where the distance between the axes of the rear axles of the combination is more than 3.7 m but less than 4.2 m belongs to this class.

B.34 Any triple axle or a group of equivalent axles where the distance between the axes of the leading and rear axles of the combination is 4.2 m or more but less than 4.8 m belongs to this class.

B.35 Any triple axle or a group of equivalent axles where the distance between the axes of the leading and rear axles of the combination is 4.8 m or more belongs to this class.

B.36 Any combination of axles formed of a single axle at the front of a tandem axle, located under a single unit vehicle, under a towing vehicle or under a semi-trailer or a trailer not equipped with a dolly where the distance between the axes of the leading and rear axles of the combination is 3 m or more but less than 3.6 m belongs to this class.

B.37 Any combination of axles formed of a single axle at the front of a tandem axle, located under a single unit vehicle, under a towing vehicle or under a semi-trailer or a trailer not equipped with a dolly where the distance between the axes of the leading and rear axles is 3.6 m or more but less than 4.2 m belongs to this class.

B.38 Any combination of axles formed of a single axle at the front of a tandem axle, located under a single unit vehicle, under a towing vehicle or under a semi-trailer or a trailer not equipped with a dolly where the distance between the axes of the leading and rear axles is 4.2 m or more but less than 4.8 m belongs to this class.

B.39 Any combination of axles formed of a single axle at the front of a tandem axle, located under a single unit vehicle, under a towing vehicle or under a semi-trailer or a trailer not equipped with a dolly where the distance between the axes of the leading and rear axles is 4.8 m or more belongs to this class.

B.40 Any combination of 4 or more axles where the distance between the axes of the leading and rear axles is at least 2.4 m but less than 3.6 m belongs to this class.

B.41 Any combination of 4 or more axles, located under a single unit vehicle, under a towing vehicle or under a semi-trailer, where the distance between the axes of the leading and rear axles is at least 3.6 m but less than 4.2 m belongs to this class.

B.42 Any combination of 4 or more axles, located under a single unit vehicle, under a towing vehicle or under a semi-trailer, where the distance between the leading and rear axles is at least 4.2 m but less than 4.8 m belongs to this class.

B.43 Any combination of 4 axles or more, located under a single unit vehicle, under a towing vehicle or under a semi-trailer that does not belong to another class and where the distance between the axes of the leading and rear axles is 4.8 m or more belongs to this class.

B.44 Any combination of 4 axles located under a single unit vehicle, under a towing vehicle or under a semi-trailer formed:

(1) of a self-steering axle which, until the year 2015, can be replaced by a single axle on vehicles assembled before January 2003 located at the front of the combination of axles at a distance of at least 2.4 m from the others; and

(2) of a triple axle where the distance between the axes of the leading and rear axles is 3 m or more but less than 3.6 m belongs to this class.

B.45 Any combination of 4 axles located under a single unit vehicle, under a towing vehicle or under a semi-trailer formed:

(1) of a self-steering axle which, until the year 2015, can be replaced by a single axle on vehicle assembled before January 2003 located at the front of the combination of axles at a distance of at least 2.4 m from the others; and

(2) of a triple axle where the distance between the axes of the leading and rear axles is 3.6 m or more but less than or equal to 3.7 m belongs to this class.

B.50 Any combination of axles formed of a single axle and a tandem axle where the distance between the axes of the leading and rear axles of the combination is 2.4 m or more but less than 3 m belongs to this class.

B.51 Any combination of axles formed of a single axle at the rear of a tandem axle, located under a single unit vehicle, under a towing vehicle or under a semi-trailer or a trailer not equipped with a dolly where the distance between the axes of the leading and rear axles is 3 m or more but less than 3.6 m belongs to this class.

B.52 Any combination of axles formed of a single axle at the rear of a tandem axle, located under a single unit vehicle, under a towing vehicle or under a semi-trailer or a trailer not equipped with a dolly where the distance between the axes of the leading and rear axles is 3.6 m or more but less than 4.2 m belongs to this class.

B.53 Any combination of axles formed of a single axle at the rear of a tandem axle, located under a single unit vehicle, under a towing vehicle or under a semi-trailer or a trailer not equipped with a dolly where the distance between the axes of the leading and rear axles is 4.2 m or more but less than 4.8 m belongs to this class.

B.54 Any combination of axles formed of a single axle at the rear of a tandem axle, located under a single unit vehicle, under a towing vehicle or under a semi-trailer or a trailer not equipped with a dolly where the distance between the axes of the leading and rear axles is 4.8 m or more belongs to this class.

B.55 Any combination of 2 or more single axles under a single unit road vehicle, under a towing vehicle, under a semi-trailer or under a trailer not equipped with a dolly where the distance between the axes of the rear axles is 2.4 m or more belongs to this class.

B.56 Any combination of 2 single axles where one is located at the rear of the first semi-trailer of a Type C double train referred to in class A.86 and the other one under the dolly of the trailer, and where the distance between the axes is less than 3 m belongs to this class.

B.57 Any combination of 3 axles, 2 of which form a tandem axle located at the rear of the first semi-trailer of a Type C double train referred to in class A.86 or A.87 and the other one under the dolly of the trailer, and where the distance between the axes of the last axle of the tandem axle and the axle of the dolly is less than 3 m belongs to this class.

For the purposes of classes B.31 to B.35, a group of axles is the equivalent of a triple axles where it is formed of 3 equally spaced axles, comprising at the front a lowered lift axle, attached to the vehicle by suspensions designed to distribute equally, without possible adjustment, to about 1,000 kg where the lift axle is lowered, the mass that can be measured under the wheels of each axle.

For the purposes of this Schedule, the wheels that are not attached to an axle but that are attached under the vehicle in a common axis of rotation shall be included in the classes of axles.

On the vehicles assembled after June 1998, the axle referred to in paragraph 1 of B.44 or B.45 shall, in addition, be attached by a suspension designed to distribute evenly within 1,000 kg when the lift axle is lowered, without any possible adjustment, the mass that can be measured under the wheels of each axle. On the vehicles assembled after December 2002, that axle shall, in addition, be a self-steering axle.

From 1 January 2015, only the self-steering axle will remain prescribed by paragraph 1 of classes B.44 and B.45.

O.C. 1299-91, Sch. B; O.C. 1412-98, s. 25.