An investigation into the guidance of the procor 'Pro-logie' vehicle with 440 mm diameter wheels, at 1 in 7.5 obtuse crossings (TM-VTI-002)

At some obtuse crossings it is geometrically impossible to provide check rails which are effective over the full length of the crossing gap. This gives rise to a situation in which wheelsets are unguided for a certain distance and may, depending upon circumstances, be incorrectly directed by the crossing. The...