Axle group spacing requirements for B-Double
18 Axle group spacing requirements for B-Double
(1) The spacing between consecutive axle groups of a B-Double, other than a B-Double with 2 triaxle groups, is to comply with the following requirements:
(a) the distance between the centres of 2 tandem axle groups is not to be less than 6 metres;
(b) the distance between the centres of a tandem axle group and a triaxle group is not to be less than 7 metres.
(2) The spacing between consecutive axle groups of a B-Double with 2 triaxle groups is to comply with the clear space rule.
In subregulation (2):
clear space rule means that x-y < 1 and y-x < 1.3, where x is the distance in metres between the centres of the closest axles in the second and third axle groups and y is the distance in metres between the centres in the closest axles of the third and fourth axle groups.
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