Forest of Dean Central Railway decided that the sections from the South Wales Railway to New Fancy Colliery, and from Moseley Green to Foxes Bridge with the branch at Brimspill, should be built in two successive years. Plans were already being made for extending the line, and on 29 November 1856 an application was published for the "Forest of Dean Central, Lydbrook & Hereford, Ross & Gloucester Junction Railway". This would extend the Forest of Dean Central Railway to the Hereford, Ross and Gloucester Railway line near Mitcheldean Road station, with a later extension to Ledbury. This was presented to Parliament in the 1857 session,
Forest of Dean Railway report announced "the tunnel is completed through Hay-Hill to the Forest of Dean, which is connected with the River Severn, and a channel thus established, by which the valuable productions of the Forest may be brought to market with a feasibility hitherto unknown." The Haie tunnel, at 1,100 yards in length, was one of the earliest to be driven for a railway. The Bullo Pill Railway was probably completed soon afterwards. The track was of the L-plate form in which plain wagons wheels could run, guided by the upstand of the L. There are uncertainties about the gauge, but four