Derailments of 15ft (4.57m) wheelbase oil tank wagons on plain track 1969-1972 (TM-FT-010)

Since the review of derailments of these oil tank wagons, dated 21 Jul 72 (and supplement dated 19 Oct 72) further derailments have occurred, and the Chief Inspecting Officer of Railways has also commented on the proneness to derailment of this type of wagon in his Report on Railway Accidents...