Find number abcIf c9ac8 - 11288 = 2815b find number abc. Multiple solutions may exist.
Correct answers: 29
The first user who solved this task is Nasrin 24 T.
Crumlin viaductIn 1857, the Crumlin Viaduct in South Wales, then the highest railway viaduct in Great Britain was opened. It was built to carry coal from the area's mines on the Taff Vale Extension of the Newport, Abergavenny, and Hereford Railway over the river Ebbw and smaller Kendon valley. The viaduct was one of the most important engineering wonders of its era. The designer, Thomas Kennard, used his modification of the Warren Truss. Its overall length of 1658-ft used an estimated 2,550 tons of wrought and cast iron. Being 200-ft high at the highest point above the valley floor, it was the highest railway viaduct in Britain until demolished in 1965. After the last passenger train passed over it on 13 Jun 1964, the line was closed.«