plate girder

noun
variants: or plate beam

Definition of plate girder

: a built-up girder resembling an I beam in cross section but having a rolled steel plate for a web and flanges that usually consist of angles alone or angles and plates

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Cite this Entry

“Plate girder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plate%20girder. Accessed 27 Oct. 2021.

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