Failure of load control straps - Dow Mac concrete beam traffic (TN-FT-006)

Nylon load control straps have been used as a supersession for binding chain to secure concrete beams, manufactured by Dow Mac Ltd, on bogie bolster wagons in the Eaglescliffe-Birkenhead traffic. On 16th March 1972 B.B.D. 941128 was examined at Leeds and it was found that the concrete beams had...