Tay Bridge disaster Tay Bridge disaster During a violent storm on Sunday 28 December 1879, the first Tay Rail Bridge collapsed as a train from Wormit to Dundee passed over it, killing all aboard. The bridge—designed by Sir Thomas Bouch—used lattice girders supported by iron piers, with cast iron columns and wrought iron cross-bracing. The piers were narrower and their cross-bracing was less extensive and robust than on previous similar designs by Bouch. Bouch had sought expert advice on wind loading when designing a proposed rail bridge over the Firth of Forth; as a result of that advice he had made no explicit
Tay Rail Bridge even at high tide. Almost immediately following the disaster that befell the first Tay Bridge, the North British Railway company set about developing plans for its reconstruction or replacement. During 1880, barely six months after the accident, the North British Railway (Tay Bridge) Bill for a construction of a new bridge was submitted to Parliament. The bill was reviewed by a special committee, chaired by Sir Lopes Massey Lopes, 3rd Baronet; Lopes drew attention to the substantial pressure for safety factors to be considered in light of the loss of the earlier bridge, including the need to examine the suitability