'Pontoon bridge' definitions:

Definition of 'pontoon bridge'

From: WordNet
noun
A temporary bridge built over a series of pontoons [syn: pontoon bridge, bateau bridge, floating bridge]

Definition of 'Pontoon bridge'

From: GCIDE
  • Pontoon \Pon*toon"\, n. [F. ponton (cf. It. pontone), from L. ponto, -onis, fr. pons, pontis, a bridge, perhaps originally, a way, path: cf. Gr. ? path, Skr. path, pathi, panthan. Cf. Punt a boat.]
  • 1. (Mil.) A wooden flat-bottomed boat, a metallic cylinder, or a frame covered with canvas, India rubber, etc., forming a portable float, used in building bridges quickly for the passage of troops. [1913 Webster]
  • 2. (Naut.) A low, flat vessel, resembling a barge, furnished with cranes, capstans, and other machinery, used in careening ships, raising weights, drawing piles, etc., chiefly in the Mediterranean; a lighter. [1913 Webster]
  • Pontoon bridge, a bridge formed with pontoons.
  • Pontoon train, the carriages of the pontoons, and the materials they carry for making a pontoon bridge. [1913 Webster]
  • Note: The French spelling ponton often appears in scientific works, but pontoon is more common form. [1913 Webster]

Definition of 'Pontoon bridge'

From: GCIDE
  • Bridge \Bridge\ (br[i^]j), n. [OE. brig, brigge, brug, brugge, AS. brycg, bricg; akin to Fries. bregge, D. brug, OHG. brucca, G. br["u]cke, Icel. bryggja pier, bridge, Sw. brygga, Dan. brygge, and prob. Icel. br[=u] bridge, Sw. & Dan. bro bridge, pavement, and possibly to E. brow.]
  • 1. A structure, usually of wood, stone, brick, or iron, erected over a river or other water course, or over a chasm, railroad, etc., to make a passageway from one bank to the other. [1913 Webster]
  • 2. Anything supported at the ends, which serves to keep some other thing from resting upon the object spanned, as in engraving, watchmaking, etc., or which forms a platform or staging over which something passes or is conveyed. [1913 Webster]
  • 3. (Mus.) The small arch or bar at right angles to the strings of a violin, guitar, etc., serving of raise them and transmit their vibrations to the body of the instrument. [1913 Webster]
  • 4. (Elec.) A device to measure the resistance of a wire or other conductor forming part of an electric circuit. [1913 Webster]
  • 5. A low wall or vertical partition in the fire chamber of a furnace, for deflecting flame, etc.; -- usually called a bridge wall. [1913 Webster]
  • Aqueduct bridge. See Aqueduct.
  • Asses' bridge, Bascule bridge, Bateau bridge. See under Ass, Bascule, Bateau.
  • Bridge of a steamer (Naut.), a narrow platform across the deck, above the rail, for the convenience of the officer in charge of the ship; in paddlewheel vessels it connects the paddle boxes.
  • Bridge of the nose, the upper, bony part of the nose.
  • Cantalever bridge. See under Cantalever.
  • Draw bridge. See Drawbridge.
  • Flying bridge, a temporary bridge suspended or floating, as for the passage of armies; also, a floating structure connected by a cable with an anchor or pier up stream, and made to pass from bank to bank by the action of the current or other means.
  • Girder bridge or Truss bridge, a bridge formed by girders, or by trusses resting upon abutments or piers.
  • Lattice bridge, a bridge formed by lattice girders.
  • Pontoon bridge, Ponton bridge. See under Pontoon.
  • Skew bridge, a bridge built obliquely from bank to bank, as sometimes required in railway engineering.
  • Suspension bridge. See under Suspension.
  • Trestle bridge, a bridge formed of a series of short, simple girders resting on trestles.
  • Tubular bridge, a bridge in the form of a hollow trunk or rectangular tube, with cellular walls made of iron plates riveted together, as the Britannia bridge over the Menai Strait, and the Victoria bridge at Montreal.
  • Wheatstone's bridge (Elec.), a device for the measurement of resistances, so called because the balance between the resistances to be measured is indicated by the absence of a current in a certain wire forming a bridge or connection between two points of the apparatus; -- invented by Sir Charles Wheatstone. [1913 Webster]