Steel railway bridge and holder system for rails has plastic base plates and intermediate plates between bridge girders and sleepers

摘要

The bridge has girders (2) supporting I-shaped steel sleepers (3) for the rails. Base plates (10) for sleeper foot (11), and an intermediate plate (12) in the area of the foot, are positioned between girders and sleepers. The sleepers are secured on the girders via securing plates (15,16). A sleeper foot has a U-shaped cross section to accommodate the wedge-shaped intermediate plate and for side guidance of the sleepers. The base plates are of plastic, and the sleeper foot is of aluminum.