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A floating dock, floating pier or floating jetty is a platform or ramp supported by pontoons.It is usually joined to the shore with a gangway. The pier is usually held in place by vertical poles referred to as pilings, which are embedded in the seafloor or by anchored cables. [1]
A pontoon boat is a flattish boat that relies on nautical floats for buoyancy. Common boat designs are a catamaran with two pontoons, or a trimaran with three. [2] In many parts of the world, pontoon boats are used as small vehicle ferries to cross rivers and lakes. [3] An anchored raft-like platform used for diving, often referred to as a pontoon
A pontoon bridge (or ponton bridge), also known as a floating bridge, uses floats or shallow-draft boats to support a continuous deck for pedestrian and vehicle travel. The buoyancy of the supports limits the maximum load that they can carry. Most pontoon bridges are temporary and used in wartime and civil emergencies.
Floating dock (impounded), a development of the half tide dock, where pumps or river flow are used to maintain the dock at around the high tide level of a nearby tidal waterway Floating dock (jetty) , a lightweight quay or jetty, floating on pontoons, that rises and falls with the tide and shipping
The dock piers were codenamed whales. They were the floating roadways that connected the "spud" pier heads to the land. Designed by Allan Beckett, the roadways were made from innovative torsionally flexible bridging units that had a span of 80 feet (24 m), mounted on pontoon units of either steel or concrete called "beetles". [17]
Auxiliary floating dry dock USS ARD-1, built in 1933, was also at Pearl Harbor. USS ARD-1 was a self-sustaining mobile dry dock. To reduce travel time for repair work, over 150 auxiliary floating dry docks of different sizes were built during World War II between 1942 and 1945.
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