The derailment of 4-wheeled vehicles with particular reference to pallet vans (E.358)

A sharp increase in derailments of Pallet Vans compelled the Chief Mechanical Engineer (L.M. Region) to impose a speed restriction of 40 m.p.h. This was unacceptable to the users who threatened to divert traffic worth £200,000 per year to the roads. A quick solution was, therefore, needed to enable them...