Document ID: chunk:federal_register_of_legislation:F2006L03060:body:0:p6
Version: federal_register_of_legislation:F2006L03060
Segment Type: other
Provision Reference: 
Character Range: 16402–19527

'Emergency Brake System' shall be shown to be not less than 0.18 according to the requirements and limitations of clause 38.3.5. ('Emergency Brake System'). The 'Brakes' force required to obtain an 'ERC' of 0.18 shall be able to be sustained for a period not less than 15 minutes.

38.2.3.3.                    In the case of 'Semi-Trailers', when disconnected from the 'Prime-Mover', the failure of any structure designed to support the front of the trailer shall not reduce the effectiveness of the 'Emergency Brake System' to less than half that required by clause 38.2.3.2.

38.2.3.4.                    'Emergency Brake Systems' that employ 'Stored Fluid Energy' to hold them in the release position shall be provided with an auxiliary release mechanism that is not dependent on fluid energy provided by the tow vehicle. The auxiliary device, control or tool shall be attached to the trailer chassis rail, or equivalent structure, in an inconspicuous position forward of the forward most 'Axle' on the rear 'Axle Group' on the right hand side of the trailer.

38.2.4.                          'Parking Brake System 38/00'

38.2.4.1.                    The 'Parking Brake System 38/00' shall be independent of the 'Service Brake System' except that the brakes and any mechanical system attached directly thereto may be common.

38.2.4.2.                    The 'Parking Brake System 38/00' shall be able to be applied by means of a single 'Control' and once applied, shall be able to be held in position by purely mechanical means. It shall not be possible to release the 'Parking Brake' unless a means of immediately reapplying it is available. If the parking brake is held in the released position by 'Stored Fluid Energy' the provisions of clause 38.2.3.4 shall apply. Additional parking brake facilities are permitted provided that the requirements of this clause are met.

38.2.4.3.                    The 'Parking Brake System 38/00' shall be shown to be capable of holding the trailer stationary on an 18 per cent gradient in either direction, according to the requirements of clause 38.3.6 (Parking Brake Effectiveness).

38.2.5.                          'Antilock Systems'

38.2.5.1.                    'Antilock Systems' when fitted to trailers designed for 'B-Doubles' must comply with the requirements of Appendix 1 - 'ANTILOCK SYSTEM' FOR TRAILERS DESIGNED FOR USE IN 'B-DOUBLES'.

38.3.                                PERFORMANCE TEST REQUIREMENTS

38.3.1.                          Introduction

38.3.1.1.                    The trailer 'Brake System' shall be capable of meeting the requirements of:

(a) clause 38.3.3 - Service Brake Effectiveness

(b) clause 38.3.4 - Service Brake Fade Effectiveness

(c) clause 38.3.5 - 'Emergency Brake System'

(d) clause 38.3.6 - Parking Brake Effectiveness

(e) clause 38.3.11 - Time Response.

38.3.1.2.                    Each 'Unique' 'Brake System' fitted to each trailer type shall be shown to comply with clause 38.3.1.1. A trailer will be considered as being of the same type where it has the same number of 'Axles' and 'Gross Trailer Mass',