# The Road Vehicles (Authorisation of Special Types) (General) Order 2003, Article 60: Longer semi-trailers – other construction requirements


(1) A longer semi-trailer must have a minimum of three axles, one of which must be capable of steering.
(2) Where the maximum authorised weight of a vehicle combination determined in accordance with Schedule 2 of the Authorised Weight Regulations exceeds 38000kg and that combination includes a longer semi-trailer, the longer semi-trailer must be equipped with an on-board weighing device.
(3) In paragraph (2), “on-board weighing device” means a device capable of determining either the weight of the longer semi-trailer or its axle weights.
(4) A load carried by a longer semi-trailer must not have a rearward projection.

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Source: https://www.legislation.gov.uk/uksi/2003/1998/article/60 (the official version)
Page: https://openlegislation.uk/road-vehicles-authorisation-of-special-types-general-order-2003/article-60
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.