of the operator's railway. Rail service As defined in Section 2 of the Transport Services Licensing Act 1989, means the operation of rail service vehicles on a railway line. Rail service vehicle (a) Any vehicle that operates on, or uses, a set of rails having a gauge of 550 mm or greater between them; and (b) includes a locomotive, carriage, railcar, tram, tramcar, light rail vehicle, self-propelled rail vehicle, or wagon used on a rail service; but (c) does not include a vehicle designed to operate both on and off rails, while it is not operating on rails. Rail service operator A holder of a Rail Service Licence granted under Section 8 of the Transport Services Licensing Act 1989. Responsible for the safe operation of the railway, including the safety of staff, volunteers, customers, visitors, the deterrence of trespassers, and for establishing and maintaining compliance with a Rail Safety System, ensuring annual audits, and acting on audit recommendations and LTSA requirements. Railway Means the railway infrastructure, rail vehicles, and other property (other than railway premises), including property specified by regulations made under section 59(j) and vehicles prescribed under section 59(k), that together are being used for the purpose of transporting people or goods by rail; but excludes: (a)a railway used as an amusement device as defined in section 21A(1) of the Machinery Act 1950: (b)a railway that operates on a set of rails with a gauge of less than 550 mm between them, unless that set of rails is designated