Precast bridge i.e. railway precast bridge, for track roadway, has carrier arrangement comprising bar walls and two front walls, where bar walls and front walls are connected with each other

摘要

The bridge (2) has an upper elongate support plate (17) made of concrete and comprising an accommodation unit (18) for accommodation of rails (19, 20). A frame-like carrier arrangement (33) made of concrete is smoothly formed as a single piece at the support plate. The carrier arrangement has bar walls (34, 35) vertically extending downward from the support plate and parallel to each other, and two front walls vertically extending downward from the support plate. The bar walls and the front walls are connected with each other.