examples of arch bridges![click to hear](/images/speaker.jpg)
Among arch bridges, the position of the deck in relation to the arch varies.
half-through arch bridge ![click to hear](/images/speaker.jpg)
Bridge whose deck is located within the arch from which it is suspended in the middle, and on which it rests, at each end.
portal bridge ![click to hear](/images/speaker.jpg)
Bridge resting on diagonal beams that are embedded in the deck.
through arch bridge ![click to hear](/images/speaker.jpg)
Bridge whose deck is located below the arch from which it is suspended.
deck arch bridge ![click to hear](/images/speaker.jpg)
Bridge whose deck is located above the arch upon which it rests.