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2. Medium Girder Bridge - Wikipedia

   en.wikipedia.org/wiki/Medium_Girder_Bridge

   Bankseat beam — Used to keep the bridge girders properly spaced and provide connection for the ramp units. It is one of three components that requires at least 6 soldiers to carry; it is 13' 3 1 ⁄ 2" long, 1' 9 3 ⁄ 8" wide, and 1’ 6" high and weighs 570 lb (260 kg). Ramps — There are two types: US and UK ramps. The UK or short ramps ...

3. Wheelchair ramp - Wikipedia

   en.wikipedia.org/wiki/Wheelchair_ramp

   In the US, the Americans with Disabilities Act (ADA) requires a slope of no more than 1:12 for wheelchairs and scooters for business and public use, which works out to 1 foot (305 mm) of ramp for each one inch (25.4 mm) of rise. For example, a 20-inch (510 mm) rise requires a minimum of 20 feet (6.10 m) in length of ramp.

4. Corvus (boarding device) - Wikipedia

   en.wikipedia.org/wiki/Corvus_(boarding_device)

   By applying the 12 ft (3.7 m) side along the prow mast, the 24 ft (7.3 m) side could be lowered onto an enemy ship by means of the pulley. [ 3 ] The German scholar K.F. Haltaus hypothesized that the corvus was a 36 ft (11 m) long bridge with the near end braced against the mast via a small oblong notch in the near end that extended 12 ft (3.7 m ...

5. Spearhead-class expeditionary fast transport - Wikipedia

   en.wikipedia.org/wiki/Spearhead-class...

   The EPF is an aluminum twin-hull catamaran shell containing four diesel engines, rudimentary facilities for up to 40 crew members, and 312 airline-style passenger seats, with an expansive flight deck on the top. The rest of the vessel is a convertible 20,000 sq ft (1,900 m 2) mission bay that can be loaded to carry any cargo. [13]

6. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   homepage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

7. Scaffolding - Wikipedia

   en.wikipedia.org/wiki/Scaffolding

   Scaffolding for rehabilitation in Madrid, Spain [1] Scaffolding for renovation on the Virgin Mary statue, Santiago de Chile, Chile.. Scaffolding, also called scaffold or staging, [2] is a temporary structure used to support a work crew and materials to aid in the construction, maintenance and repair of buildings, bridges and all other human-made structures.