Adhesion demands of electric B-B locomotive undergoing loading tests (IM-TRIB-020)

During March and April 1974 the Testing and Performance Section of CM & EE, BRB, carried out rating tests on a Class 85 and an 86.0 a.c. electric locomotive on the newly completed electrified line between Glasgow and Carlisle and vice-versa. On four occasions the tribometer train was included in...