Pontoon bridge 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 they can carry. Most pontoon bridges are temporary, used in wartime and civil emergencies. Permanent floating bridges are useful for sheltered water-crossings where it is not considered economically feasible to suspend a bridge from anchored piers. Such bridges can require a section that is elevated, or can be raised or removed, to allow waterborne traffic to pass. Pontoon bridges have been in
Trimaran feat, Francis Joyon held the world record for solo circumnavigation of the world, set on January 20, 2008. The 51-year-old Frenchman circled the planet alone in 57 days, 13 hours, 34 minutes, 6 seconds in a trimaran. He beat British sailor Ellen MacArthur's record set in February 2005 for which she spent just over 71 days at sea. Francis Joyon and crew of five sailors; Dec 2016–Jan 2017; the Maxi trimaran "IDEC SPORT"; current absolute (wind or mechanically powered) fastest maritime circumnavigation, in 40 days 23 hours 30 minutes 30 seconds of sailing. Average speed of 26.85 knots (30.71 MPH),