[chopperman]

That’s not an arch bridge. It’s a suspension bridge.

[Paleo Conservative]

That’s not an arch bridge. It’s a suspension bridge.

It's suspended from an arch not a cable.

[Jedi Master Pikachu]

The bridge still depends on the arch for support (as opposed to towers in ordinary suspension bridges).

[Squidpup]

http://www.matsuo-bridge.co.jp/english/bridges/basics/arch.shtm