Overhaul of London Underground Spoil and Ballast (S&B) Wagons

, drawgear, bogies, bodywork, fittings, gauging and brake performance checks, as well as any repair works arising from the condition assessment undertaken during the overhaul process. The overhaul must be delivered in line with TfL's mandatory technical requirements and applicable LU standards. Work

s must be performed using approved methods and by personnel with demonstrated competence in maintaining specialist rail vehicles. The fleet consists of 52 wagons which were procured in 1996. These wagons have had a successful life extension