§ 90A.—(1) A highway authority may construct road humps in a highway maintainable at the public expense for which they are the highway authority if—
- (a) the highway is subject to a statutory speed limit for motor vehicles of 30 miles per hour or less; or
- (b) the road humps are specially authorised by the Secretary of State, and may remove any road humps so constructed by them.
§ (2) The consent of the Greater London Council is required for the construction of road humps under this section by a London borough council or the Common Council.