Coils on the 35th wagon. The occurrence coil (1H8S2486) weighed 16.04 t, was 1.94 m in diameter, 0.81 m wide, and comprised a wound sheet of 3.2 mm gauge steel that was unitised with two circumferential and two radial steel straps. Coils of this size are referred to within industry as ‘jumbo coils’.