Abseil Access was engaged to complete detailed rope access “find and fix” on bridge 19 which is located on the Midland line of the South Island in Springfield. This 6-month campaign included Close Visual Inspection (CVI), treatment, and re-installation of all accessible hold-down bolts.
The principal maintenance repairs included replacing bolts, damaged structural members, coating touch-ups removal of 400m of rail system material from the lower chord, replacement of all loose rivets, corrosion treatment between plates, and cleaning and greasing of bridge bearings.