Derailment of Cartic wagon Basford Hall 21 July 1995 (RR-DYN-95-129)

A Cartic wagon derailed at a facing switch at Basford Hall, Crewe on 21st July 1995. The mechanism of derailment was by flange climbing of the facing switch blade. The cause was a combination of switch blade wear, which provided a stepped ramp for the wheel to climb, coupled...