what is the average length of a arch bridge
The typical span length of arch bridges range from 40 to 150 meters.The longest arch span in the world is the New River Gorge Bridge with a main span of 518 meters.3.4.3 What They Typically CostThe typical cost of arch bridges ranges from $4,000 to $5,000 US per square meter.nlike girder and truss bridges, both ends of an arch are fixed in the horizontal direction and no horizontal movement is allowed in the bearing. Thuswhen a load is placed on the bridge, such as a passing car, horizontal forcesoccur in the bearings of the arch.