Provision for Works Train Station Supervisor (WTSS) in stations, Shaft Access, Depot and Mainline tunnel environment. Book In/Out access of PICs, work parties and monitor consist within works train area. Issue, control and manintain works train signage and equipment. Assist the WTDC in shunting works train in TW area. Duties includes the setting up protection such as sector limit board placement, RFL, throwing of points, gas monitoring and keeping occurence log up to date.