Medium Girder Bridge - Parts

Parts

The MGB parts are fabricated from a specially developed zinc, magnesium, and aluminum alloy (DGFVE 232A). This enables a lightweight, high strength bridge to be built. All except three parts weigh under 200 kg. Most parts can be handled easily by four soldiers.

  • Top Panel — Used to build the bridge girders. There are 7 panel points on each top panel; it is 6 ft 4 in (1.93 m) long, 2' 13⁄8" wide, 1' 95⁄8" high (1930 mm × 645 mm × 549 mm), weight 385 lb (175 kg).
  • Bay (same as above)
  • Bottom Panel — Used as a brace for bridge girders. it is 6 ft 5 in (1.96 m) long, 2' 3" wide, 3' 73⁄8" high, weight 435 lb (197 kg).
  • End Taper Panel — Used as a bottom brace between the junction panel and bankseat beam. is 13' 25⁄8" long, 2'4" wide, 1'6" high, and weight 600 lb (270 kg). It is one component that requires at least 6 soldiers to carry
  • 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' 31⁄2" long, 1' 93⁄8" wide, and 1’ 6" high and weighs 570 lb (260 kg).
  • Ramps — There ar two types: US and UK ramps. The UK or short ramps are 264 lb (120 kg) and the US or long ramps are 400 lb (180 kg). Each type provides an approach to the bridge, 7 are required at each end. UK ramps are used for single story only.
  • Deck Unit — 9'1" long, 1' 51⁄4" wide, 67⁄8" high, weight 163 lb (74 kg) it requires 2 soldiers to carry. This component fills in the gap between girders. Four deck units are required per bay of bridge.
  • Junction Panel — Used as a brace between the sloped and level part of a double story bridge. It is 5'3⁄4" high, 3' 51⁄2" long on top, 2' 23⁄4" long on the bottom, 2' 11⁄2" wide, weight 478 lb (217 kg).
  • Sway Brace
  • Kerb

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