Page 143 - The Central Motor Vehicles Rules, 1989

RULE 93 THE CENTRAL MOTOR VEHICLES RULES, 1989 115

Explanation IV : For the purposes of this rule, “Airport Passenger Bus
(Tarmac Bus)” means the Bus having doors on both sides which is
exclusively used for the carrying the passengers from airport terminal
to and from the aircraft and plying on the air side on the Airport
terminal with maximum speed not exceeding thirty kilometer per hour.
Note : Fire escape tower wagons and other special purpose vehicles
exempted by general or special order of registering authority shall be
exempt from the height requirements of vehicles.
Explanation V : For the purposes of this rule, “Indivisible load” means
any item or cargo that cannot be divided without extreme efforts,
expense or risk of damage to it and cannot be carried on motor vehicle
without exceeding the permissible mass and/or dimensions of the
vehicles and roads.
Explanation VI : For the purposes of this rule, “wheel base” means,—
(a) In the case of vehicles with only two axles, the distance measured
horizontally and parallel to the longitudinal axis of the vehicle,
between the centre points of the front axle and rear axle;
(b) In case of vehicle having only three axles, and the front axles is
only the steered axle, the distance measured horizontally and
parallel to longitudinal axis of the vehicle between the centre of
the front axle and centre point between the two rear axles;
(c) In case of vehicles having more than three axles, and fitted with
or without retractable axle, wheelbase shall be the distance
measured between the centre of the front-most axle and the centre
point of rear combination of non-steered axles.
Note :(i) “retractable axle” means an axle which can be raised or
lowered by the axle-lift device in accordance with first indent;
(ii) Axle-lift device means a device permanently fitted to a vehicle
for the purpose of reducing or increasing the load on the axle (S),
according to the loading conditions of the vehicle, either by raising
the wheels clear-off the ground or lowering them to the ground or
without raising the wheels of the ground (for Ex. In the case of Air
suspension systems, or other system) in order to reduce the wear
on the tyres when the vehicle is not fully laden, or make starting
(moving of) on slippery ground easier for motor vehicles or vehicle
combinations by increasing the load on the driving axle].

S = Steered
NS = Non-steered]