 94 seafarers were killed and numerous others were injured.SS "Deptford" was a 1,208 GRT collier built by Blyth Shipbuilding & Drydock Co. in 1912.She was a flatiron, meaning that she had a low-profile superstructure, hinged funnel and hinged or telescopic mast to pass under low bridges on the River Thames upriver form the Pool of London.