What is an arch bridge?
Q: What is an arch bridge?
A: An arch bridge is a type of bridge with abutments at each end shaped as a curved arch.
Q: How do arch bridges work?
A: Arch bridges work by transferring the weight of the bridge and its loads partially into a horizontal thrust held by the abutments at either side.
Q: Can viaducts be made from arches?
A: Yes, viaducts (long bridges) can be made from a series of arches.
Q: Are other structures typically used for viaducts today?
A: Yes, other less expensive structures are typically used today instead of arches for viaducts.
