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2. Semi-submersible platform - Wikipedia

   en.wikipedia.org/wiki/Semi-submersible_platform

   These semi-submersible crane vessels (SSCV) consist of two lower hulls (pontoons), three columns on each pontoon and an upper hull. Shortly after J. Ray McDermott and Saipem also introduced SSCVs, resulting in two new enormous vessels DB-102 (now Thialf ) and Saipem 7000 , capable of lifting respectively 14,200 and 14,000 tons.

3. Chesapeake and Ohio Canal - Wikipedia

   en.wikipedia.org/wiki/Chesapeake_and_Ohio_Canal

   Specifications; Length: 184.5 miles (296.9 km) Maximum boat length: 90 ft 0 in (27.43 m) Maximum boat beam: 14 ft 6 in (4.42 m) Locks: 74 (Boats must pass guard locks 4 & 5 for each trip.) Status: National Park: History; Original owner: Chesapeake and Ohio Canal Company: Principal engineer: Benjamin Wright: Other engineer(s) Charles B. Fisk ...

4. Pontoon bridge - Wikipedia

   en.wikipedia.org/wiki/Pontoon_bridge

   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.

5. Expeditionary Transfer Dock - Wikipedia

   en.wikipedia.org/wiki/Expeditionary_Transfer_Dock

   ESB variant: Hangar for 2 × CH-53 and large flight deck. An Expeditionary Transfer Dock (ESD), formerly the Mobile Landing Platform (MLP), is designed to be a semi-submersible, flexible, modular platform providing the US Navy with the capability to perform large-scale logistics movements such as the transfer of vehicles and equipment from sea ...

6. Category:Pontoon bridges - Wikipedia

   en.wikipedia.org/wiki/Category:Pontoon_bridges

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7. List of pontoon bridges - Wikipedia

   en.wikipedia.org/wiki/List_of_pontoon_bridges

   Completed 2008. Spans 5,153.277 feet (1,571 m). Located near New Amsterdam in Guyana. Demerara Harbour Bridge. Completed 1978. Spans 6,074 feet (1,851 m). Located immediately south of Georgetown, Guyana, it is constructed with steel pontoon units and is the fourth longest floating bridge in the world.