Significance

Demonstrates how tramcar braking performance could be measured mid 1990's.

Physical description

Original chart outputs of brake testing carried out by Met Tram (Mal Ashworth & Les Jeans) on tram 671 on 20/2/1996 - following installation of composite brake shoes. From a machine set up to measure de acceleration.



275.1 - Test results for 25psi and 39 psi application - driver WAD - 125H x 820 long



275.2 - test results for full service application - 125H x 600 long.



Photocopy of charts made at the time.



Images of charts added 22/10/2013



See Fares Please! March 1996

Inscriptions & markings

various notes regarding pressures etc. on chart.