Sellafield railway station and one service from the south terminates and turns back at Sellafield on weekdays only. Since the summer 2018 timetable came into effect on 20 May, trains operate later into the evening than previously and also on Sundays, the latter provision being the first since May 1976. It was reported in November 2011 that Direct Rail Services (DRS) had applied to the Office of Rail Regulation to operate one train in each direction between Carlisle and Sellafield to carry workers to Sellafield. Since May 2015, four trains per day each way have been run to provide additional seating capacity for
Hartlepool Nuclear Power Station for a prototype fluidised bed combustion (FBC) coal station at Grimethorpe in Yorkshire. Because of this, the UK missed out on pioneering FBC technology, before it became internationally recognised as the best way of burning coal. Sited from Seaton Carew, and in the middle of the industrial complex of Teesside, the station was to be built closer to any major urban area than any nuclear power station site had been. To make this acceptable, the station's reactors were to be housed in prestressed concrete pressure vessels. The construction of the power station which was undertaken by Nuclear Design & Construction