My Brother in Law is ex West Mercia. He got called out late one night as they'd had a train track jumper. It was dark, foggy night and him and a few colleagues, along with some railway staff had to go up on the tracks to try and find and collect the 'pieces'.
Had a bit of success, but he said the eiriest part was the sight of a railway worker coming out of the mist, swinging his railway light in one hand, and a head in the other......