Trains Trains Trains on Instagram: "The Class 76 (EM1) was one of Britain’s most distinctive electric locomotives — powerful, purposeful, and built for one job: hauling heavy trains across the Pennines on the legendary Woodhead Line. Introduced by British Rail in the early 1950s, these boxy Bo-Bo locomotives worked freight and passenger trains through the long Woodhead Tunnel using 1,500V DC electrification. Coal, steel, expresses — the Class 76 handled it all, becoming a familiar and much-loved