Conicity measurements on MK4 coaches for SIG (LR-DS-92-052)

In response to a request by S.I.G. of Switzerland to measure wheelsets fitted to two vehicles Driving Van Trailer (D.V.T.) 82209 and Pullman (P.O.) 11216, a wheel profile investigation was initiated by the Dynamics & Suspension Unit of the British Rail Research Department, Derby. The results are as follows.