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The plates provide a surface with a low coefficient of friction which can be attached to a supporting structure. This combination provides support while simultaneously allowing an object to move (slide) freely along the supporting surface. [1] The plate may be of polytetrafluoroethylene (PTFE),TEF-MET, [2] Lubrite [3] or steel according to the ...
The United States Army's 299th Multi-role Bridge Company, USAR deployed a standard ribbon bridge across the Euphrates river at Objective Peach near Al Musayib on the night of 3 April 2003. The 185-meter bridge was built to support retrograde operations because of the heavy-armor traffic crossing a partially destroyed adjacent highway span.
Pin and hanger assembly. A pin and hanger assembly is used to connect two plate girders of a bridge.These assemblies are used to provide an expansion joint in the bridge. One beam (the anchor span) is set on a pier with a short section cantilevered out toward the next pier.
The bridge is then rolled off where it unfolds automatically. The bridge spans 382 metres, load capacity 20 tons, or 227 m, load capacity 60 tons, with 32 river pontoons, 12 bridging boats and four shore pontoons. [3] The PMP was superseded by the PPS-84 [4] and later the PP-91 bridge system after the breakup of the Soviet Union. The ...
The Folding Boat Equipment, abbreviated as FBE, is a light pontoon bridging equipment which was in use by the British and its colonial armies during the 20th century. [1] The equipment was introduced in 1928 and was the standard light bridge used for loads up to class 5, i.e. providing rafts or a bridge capable of transporting loads up to 5 ...
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A bascule bridge (also referred to as a drawbridge or a lifting bridge) is a moveable bridge with a counterweight that continuously balances a span, or leaf, throughout its upward swing to provide clearance for boat traffic. It may be single- or double-leafed.