KS440902 makes a full bridge which is based on one half the Grange Court Junction road bridge. It will span two tracks with a 116mm wide mouth,  The bridge is wide enough for two lanes of road traffic without any pavements which is 76mm wide.

The main structure of the bridge is constructed from 2mm and 1.5mm mdf. The sides are made up of the main arches (spandrel) there are two wing walls that angle up towards the road surface. There is a parapet wall with a belt course detail made from 0.8mm.

The superstructure is constructed from 2mm mdf and a curved 1.5mm mdf forms the Barrel or Arch.