A humpback bridge (or hump bridge) is an
arch bridge
An arch bridge is a bridge with abutments at each end shaped as a curved arch. Arch bridges work by transferring the weight of the bridge and its structural load, loads partially into a horizontal thrust restrained by the abutments at either si ...
where the deck follows the curve of the arch, rising from
ramp
An inclined plane, also known as a ramp, is a flat supporting surface tilted at an angle from the vertical direction, with one end higher than the other, used as an aid for raising or lowering a load. The inclined plane is one of the six clas ...
s on either side to the crown of the
span, forming a hump-like arrangement. Examples include Chinese and Japanese
moon bridge
A moon bridge (月桥), also known as “''sori-bashi"'' (反り橋) in Japanese, or as a drum bridge (“taiko-bashi” 太鼓橋), is a highly arched pedestrian bridge. The moon bridge originated in China and was later introduced to Japan, where ...
s and the
Humpback Covered Bridge in the United States.
Humpback
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