Article 4

In this Order—

• “motor cycle” means a mechanically propelled vehicle having less than four wheels and, in a case where a cabin is provided, the cabin of which is not so constructed as to enclose the driver and any passenger;

• “the tunnel” means Work No. 2 referred to in section 12 of the Tyne and Wear Act 1976;

• “maximum gross weight” has the meaning given by regulation 3 of the Motor Vehicles (Construction and Use) Regulations 1986^f1.