plate girder

noun

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.

First recorded in 1840–50

In a plate girder, the rivets connecting the flange to the web take the horizontal shear or the increment to the flange stress.

They certainly do not act as the rivets of a plate girder, nor as the vertical rods of a Howe truss.

In Pittsburg, some years ago, a plate-girder span collapsed under the weight of a locomotive which it had carried many times.

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

A plate-girder bridge, having girders under rails, was found to be badly rusted.

April 24, 2024gallimaufry

[gal-uh-maw-free ]

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