Western Australian Repealed Regulations

This legislation has been repealed.

ROAD TRAFFIC (VEHICLE STANDARDS) REGULATIONS 1977 - REG 604

604 .         Performance ability of brakes

        (1)         Service Brakes — 

            (a)         other than omnibuses

                Every motor vehicle or combination of motor vehicle and trailer, not being an omnibus, shall be capable at all times under all conditions of loading, of being stopped on a dry, smooth, level road free from loose material, with one sustained application of the service (foot) brake control, within the distances specified in the Table A below from a speed of 30 kilometres per hour.

            (b)         Every omnibus shall be capable at all times under unladen conditions, of being stopped on a dry, smooth, level road free from loose material, with one sustained application of the service (foot) brake control within the distance specified in the Table A below from a speed of 30 kilometres per hour.

Table A

Categories of Vehicles	Metres to stop from 30 km/h	Equivalent “Overall” deceleration in metres per second per second (nearest 0.1m)
Vehicle or combination of vehicles under 2.5 tonnes gross weight .....................	9	3.9 m/s 2
Any Omnibus (unladen) ...........................	12	2.9 m/s 2
Vehicles or combination of vehicles 2.5 tonnes gross weight or over ........	14	2.5 m/s 2
Vehicles or combination of vehicles with maximum speed 25-30 km/h ...........	15	2.3 m/s 2
Vehicles or combination of vehicles with speeds under 25 km/h .......................	. . .	2.3 m/s 2

        (2)         Emergency (Hand) Brake — Every motor vehicle, articulated vehicle or combination of motor vehicle and trailer shall be capable at all times, and under all conditions of loading, of being stopped on a dry, smooth, level road free from loose material upon application of the emergency (hand) brake control within the distances specified in Table B below, or shall be capable of being decelerated at a sustained rate corresponding to these distances:

Table B

Vehicle	Metres to stop from 30 km/h	Deceleration in metres per second per second
Under 2.5 tonnes gross weight ...........	22	1.6 m/s 2
2.5 tonnes gross weight or over .........	34	l m/s 2