pontoon bridge
- noun
- /pɒnˈtuːn brɪdʒ/
- Specialized
- On Dec. 11, 1862, Union troops sneaked forward under the pre-dawn fog to begin building pontoon bridges crossing the Rappahannock River at Fredericksburg, drawing Confederate fire.
- build a pontoon bridge
- cross a pontoon bridge
- pontoon bridge across a river
Examples
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Near Calhoun, on May 16, Johnston sent a rather baffling message to Davis in Richmond: "The enemy laid a pontoon bridge below Calhoun, under protection of two divisions."
Academic text (2007) -
The pontoon bridges are gone, sir, cut loose from their banks.
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By 3 pm, it's a pontoon bridge strong enough for a fully loaded truck.
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"I drove to the Rhine River and went across on the pontoon bridge."
Blog text (7) -
Ozaro's men cross the Adaje on a pontoon bridge and begin moving N.
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That night, the French assemble a pontoon bridge over the Alpone.
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The military engineers built a pontoon bridge to allow troops to cross the river swiftly.
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During the flood, they set up a temporary pontoon bridge to connect the two banks.
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After several hours of work, the team finished constructing the pontoon bridge and began moving supplies across.
Synonyms
A temporary bridge that rests on boats or platforms on water
A temporary crossing made from boats or rafts to carry people and vehicles over water
How Permanent
- Specialized
Surface Forms
Morphology
The meaning 'a bridge supported by floating pontoons' is directly and transparently derived from combining 'pontoon' (a floating support) with 'bridge' (a span for crossing). This noun-noun composition follows normal English compounding and is analogous to constructions in other languages, so a B1 learner who knows both constituents should infer the MWE's meaning.
Etymology
The noun pontoon bridge comes from the simple image of a bridge built on pontoons, which are small boats or hollow floats tied together and covered with planks. Because those floating supports are not permanent, the word came to mean a 'temporary' bridge that sits on 'floating' supports and can be put up quickly to cross water.