I-Beam
A steel beam often used for floor support, so named as its cross-section resembles a capital I. It is used for long spans or over wide wall openings, when wall and roof loads bear down on the opening.
A steel beam often used for floor support, so named as its cross-section resembles a capital I. It is used for long spans or over wide wall openings, when wall and roof loads bear down on the opening.
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