Type 5s

They Type 5 locomotives ran in the number serise between Class 55 and Class 70 excluding the Class 57s, converted from Class 47s. They had horsepower over 3000 hp and had numbers between D9000 and D9499. The Class 56, Class 59, Class 60, Class 66, Class 67, Class 68 and Class 70 all see regular useage on the mainline, with the class 66s being used the most (Companies include: Colas Rail, DB Cargo, DRS, Freighliner and GBRf).