Frames

Clear Span

Straight Column
Clear-Span-Straight-Column

Clear span gabled rigid frames with uniform depth columns and variable depth rafters, with ridge at centerline of frame.

Width 16′ to 120′ and over
Height 8′ to 60′ and over
Roof slope 1/2 : 12 to 1 : 12
Typical Uses Offices, Free-standing Retail, Small Commercial, where clear span is desired.
Tapered Column
Steel Building Clear-Span-Tapered-Column

Clear span gabled rigid frames with variable depth columns and rafters, with ridge at centerline of frame.

Width 30′ to 300′ and over
Height 10′ to 60′ and over
Roof slope 1/2 : 12 to 2 : 12
Typical Uses Gymnasiums, Industrial, Clear Span Work Areas, Overhead Bridge Crane Conditions, Indoor Recreational Facilities, Tennis, Riding, Soccer, etc., Agricultural equipment or grain storage, Architectural applications where roof slopes are shown.
Straight Single Slope
Clear-Span-Straight-Single-Slope

Clear span single slope rigid frame with uniform depth columns and uniform or variable depth rafters.

Width 15′ to 120′ and over
Height 8′ to 60′ and over
Roof slope 1/2 : 12
Typical Uses Shopping Centers, Convenience Stores, Free-standing Retail Units, Fire Stations, or where drainage is a particular concern.

Multiple Span

Straight Column

Multiple-Span-Straight-Column-848x450
Multi-span gable rigid frame with uniform depth columns and uniform or variable depth rafter sections supported by intermediate columns, with ridge at centerline of frame.

Width 10′ to 600′ and over
Height 12′ to 60′ and over
Roof slope 1/2 : 12
Typical Uses Warehouses, Distribution Centers, Manufacturing, Industrial, or other facilities where high eave height or large square footage is required.
Tapered Column
Multiple-Span-Tapered-Column

Multi-span gabled rigid frame with variable depth columns and uniform or variable depth rafter sections supported by intermediate columns, with ridge at centerline of frame.

Width 10′ to 600′ and over
Height 12′ to 60′ and over
Roof slope 1/2 : 12
Typical Uses Warehouses, Distribution Centers, Manufacturing, Industrial, or other facilities where high eave height or large square footage is required.
Straight Single Slope
Multiple-Span-Single-Slope

Multi-span single slope rigid frames with uniform depth columns and uniform or variable depth rafter sections supported by intermediate columns.

Width 10′ to 600′ and over
Height 12′ to 60′ and over
Roof slope 1/2 : 12
Typical Uses Warehouses, Distribution Centers, Manufacturing Facilities.
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Brand Name
Allied Steel Buildings
Product Name
Steel Building Main Frames