Ten men from 300 Troop 131 Independent Parachute Squadron of the Royal Engineers  Territorial Army. Were on an 80-mile night navigation exercise on the River Trent, on the 28th September 1975. During the force six gale and the river in full flood, the assault boat that they were part of was swept over the weir, (Known locally as the Devils Cauldrin), of the eleven soldiers on board ten were drowned, one soldier was saved after clinging onto the assault boat for an hour, It was the largest peace time tragedy in the squadrons history. The scene of this tragedy is marked by a piece of granite bearing the names of those young men who lost their lives that terrible night nearly thirty seven years ago.