plate girder

American  

noun

1. an iron or steel beam built up from plates and shapes welded or riveted together, usually including a plate or plates for a web, four angle irons forming two flanges, and a pair of plates to reinforce the flanges.

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Etymology

Origin of plate girder

First recorded in 1840–50

Example Sentences

At street crossings the overhanging ends of the long timbers were strutted diagonally down to the outside shelf of the bottom chords of the plate girder spans.

From Concrete Construction Methods and Costs by Gillette, Halbert Powers

In constructing a concrete facade for a plate girder bridge at St. Louis, Mo., the form shown by Fig.

From Concrete Construction Methods and Costs by Gillette, Halbert Powers

He compares them to web stresses in a plate girder, which can scarcely be called secondary.

From Some Mooted Questions in Reinforced Concrete Design American Society of Civil Engineers, Transactions, Paper No. 1169, Volume LXX, Dec. 1910 by Godfrey, Edward

Others, particularly steel plate girder bridges, were badly buckled by the blast pressure.

From The Atomic Bombings of Hiroshima and Nagasaki by United States. Army. Corps of Engineers. Manhattan District

The bunkers are constructed with double, transverse, plate girder frames at each line of columns, combined with struts and ties, which balance the outward thrust of the coal against the sides.

From The New York Subway Its Construction and Equipment by Anonymous