RIGID

PORTAL FRAME

A system consisting of verticals and horizontals that taper in response to the structural forces. W-shaped steel creates a frame that allows a large open space that is uninterrupted by columns.

RIGID

PORTAL FRAME

PRECEDENTS

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ELEMENTS

TIME LAPSE OF STEEL BUILDING BEING ERECTED FOR CHURCH IN BONITA, CA 

STEEL PORTAL FRAME BUILDING CONSTRUCTION

KIRBY TECHNICAL HANDBOOK