Noise measurement : classes 81 to 87 electric locomotive cabs and machinery compartments (TM-CRE-002)

1. INTRODUCTION 1.1 This report details a survey of noise levels in the cabs and machinery compartments of representative electric locomotives from Classes 81 to 87 inclusive carried out during December 1972 - June 1973. 1.2 The survey follows previous measurements of noise on diesel locomotives, and was...