Commonwealth Numbered Regulations Commonwealth Numbered Regulations(1) A weighbridge may only be used to determine an end‑and‑end measurement if the approaches to the weighbridge:
(a) have a smooth and level surface that is paved with concrete or other approved material; and
(b) are in the same horizontal plane as the top of the platform or platforms; and
(c) have a perimeter that is clearly indicated by painted marks or other approved means.
(2) For the measurement of a vehicle, a weighbridge must not be used to determine an end‑and‑end measurement if, at any time during the measurement of the vehicle, any of the following paragraphs applies:
(a) the brakes, gears or any other means capable of restricting the free movement of the vehicle are engaged;
(b) the air suspension of the vehicle is manipulated;
(c) any item or mechanism that can affect the measurement of the vehicle when it is engaged is engaged;
(d) any item or mechanism that can affect the measurement of the vehicle when it is disengaged is disengaged;
(e) the wheels of the axles that are being weighed in any of the weighings are not wholly on the platform;
(f) the wheels on 1 or more of the axles of the vehicle are not located within the indicated perimeter of the approaches.