Work No. 18C—U.K.A railway (1,591 metres in length) commencing by a junction with the railway (Work No. 18B) at chainage 369 metres, passing eastwards on the southern side of the railway (Work No. 18A), then south-eastwards and terminating by a junction with the northern sidings of the Dollands Moor Freight Yard at a point 370 metres east of the eastern portal of the Saltwood Tunnel;