A spline of 2 vertical parallel steel girders held at standard gauge separation by 4 tranverse members in 28ft sections. The girders are composed of welded 3ft square steel plates. Intended for use where bridge is on a curved track. Lay a single unballasted standard-gauge track, such as <kuid:368725:49020>, on top of the girders.
A suggested pier to use is <kuid:368725:20497> 'bridge pier, brick, 10m'. For bridge abutments use <kuid:368725:20499> 'bridge abutment, single track, type 1'.
Where the bridge is on straight track, user <kuid:368725:30168> 'NSW steel box girder bridge, single track without ballast on top'.