Transport Operations (Road Use Management—Vehicle Standards and Safety) Regulation 2021
sch.1-sec.128Air or vacuum brakes on trailers
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sch.1-sec.128 Air or vacuum brakes on trailers
If a trailer is fitted with air brakes, the braking system for the trailer must include at least 1 air storage tank. If a trailer is fitted with vacuum brakes, the braking system for the trailer must include at least 1 vacuum storage tank. An air or vacuum storage system for a trailer must— be built to give a visible or audible warning to the driver of the trailer’s towing vehicle, in the normal driving position of the towing vehicle, of a lack of air or vacuum that would prevent the trailer’s brakes from meeting the performance standards of section 122 ; and be safeguarded by a check valve or other device against loss of air or vacuum if the supply of air or vacuum fails or leaks. This section does not apply to a trailer with a GTM of 2t or less. (sch.1-sec.128-ssec.1) If a trailer is fitted with air brakes, the braking system for the trailer must include at least 1 air storage tank. (sch.1-sec.128-ssec.2) If a trailer is fitted with vacuum brakes, the braking system for the trailer must include at least 1 vacuum storage tank. (sch.1-sec.128-ssec.3) An air or vacuum storage system for a trailer must— be built to give a visible or audible warning to the driver of the trailer’s towing vehicle, in the normal driving position of the towing vehicle, of a lack of air or vacuum that would prevent the trailer’s brakes from meeting the performance standards of section 122 ; and be safeguarded by a check valve or other device against loss of air or vacuum if the supply of air or vacuum fails or leaks. (sch.1-sec.128-ssec.4) This section does not apply to a trailer with a GTM of 2t or less.
- (a) be built to give a visible or audible warning to the driver of the trailer’s towing vehicle, in the normal driving position of the towing vehicle, of a lack of air or vacuum that would prevent the trailer’s brakes from meeting the performance standards of section 122 ; and
- (b) be safeguarded by a check valve or other device against loss of air or vacuum if the supply of air or vacuum fails or leaks.