Class 37 - Colas Rail - 37116 - DCC Sound FittedThe Colas Rail Class 37 fleet is full of interesting oddballs but none come close to 37116, which made its triumphant return to the main line in late 2015 after being acquired from a preservation career at the Chinnor & Princes Risborough in January 2014. While the locomotive retained its unique flush rebuilt noses, replacement welded long range fuel tank and revised bodysides from its 1990s Transrail rebuild, its new owner also specified toughened