Revised Standard from Last Update.

1. SCOPE

1.1 This standard applies to:

a) The rear underrun protection offered by complete vehicles of categories M2, M3, N2, N3, T3 and T4 as defined in IS 14272.

b) Rear underrun protective Ddvices which are intended to be fitted to vehicles of categories N2, N3, T3 and T4 as defined in IS 14272.

c) The installation on vehicles of categories N2, N3, T3 and T4 of rear underrun protective devices which have been type approved by this standard.

d) Vehicles of categories N2, N3, T3 and T4 equipped with an RUPD which has not been separately approved by this standard or so designed and/or equipped that its component parts can be regarded as totally or partially fulfilling the function of RUPD.

e) Vehicles of categories M2, M3 on grounds of rear under run protection.

1.2 This standard is not applicable to the tractive units for articulated vehicles, trailers specially designed and constructed for the carriage of very long loads of indivisible length, such as timber, steel bars, etc and vehicles where Rear Underrun Protection Device (RUPD) is incompatible with their use.

NOTE - The purpose of this standard is to offer effective protection to the vehicles of the category M1, N1; two and three wheelers with low height against their underrunning in the event of rear collision with vehicles of categories M2, M3, N2, N3, T3 and T4.