Part II Traffic Regulation in Special Cases
21 Permit for trailer to carry excess weight.
1
As regards any road or bridge the appropriate authority may, subject to such conditions as they think fit, grant a permit in respect of any trailer specified in the permit, when drawn by a heavy locomotive or a light locomotive on the road or bridge, to carry weights specified in the permit, notwithstanding that, when conveying such weights, the trailer does not comply with any regulations made, or having effect as if made, by the Secretary of State under F1section 41 of the Road Traffic Act 1988 as to the weight laden of trailers or as to the maximum weight which may be transmitted to the road or any part of it by trailers.
2
Where such a permit is granted in respect of a trailer it shall not, so long as the conditions (if any) attached to the permit are complied with, be an offence to carry on the road or bridge weights authorised by the permit by reason only that the trailer, when conveying them, does not comply with any such regulations.
F23
The appropriate authority for the purposes of this section is—
a
in relation to a bridge for the maintenance of which a bridge authority is responsible, or a road passing over such a bridge, the bridge authority;
b
in relation to any other road, the traffic authority and any other person responsible for the maintenance of the road.