A railway (955 metres in length), forming a realignment of the North London Incline Railway, commencing by a junction with the North London Line at a point 130 metres east of the bridge carrying that railway over St. Pancras Way, passing eastwards then south-eastwards, then on viaduct over the diverted Midland Main Line (Work No. 3B), the railways (Works Nos. 1HH and 3C), the Midland City Line (Thameslink) and the new road (Work No. 5EE), then over the diverted York Way (Work No. 5Q), then passing northwards under the North London Line on viaduct and terminating by a junction with the Great Northern Suburban Line at the southern portal of the western bore of the Copenhagen Tunnel, including the said viaduct and a bridge over Work No. 5Q;