A report on the APT-POP train high cant deficiency tests at Beattock during November 1973 (TM-DA-013)

On the Beattock tests, the leading and trailing EIT bogies of the APT-POP vehicles, in both stiff and flexible primary lateral suspension configurations, were instrumented with the aim of measuring the lateral track forces (Y) by the summation H + mÿ, for cant deficiencies up to 6° on a 62...