Accessory: A building product which supplements a basic solid panel building such as a door, window, light transmitting panel, roof vent, etc.
Agricultural Building: A structure designed and constructed to house farm implements, hay, grain, poultry, livestock or other agricultural products. Such structure shall not include habitable spaces, spaces in which agricultural products are processed, treated or packaged; nor shall an agricultural building be a place of occupancy by the general public.
Aluminum Coated Steel: Steel coated with aluminum for corrosion resistance.
Anchor Bolts: Bolts used to anchor members to a foundation or other support.
Anchor Bolt Plan: A plan view drawing showing the diameter, location and projection of all anchor bolts for the components of the metal building system and may show column reactions (magnitude and direction). The maximum base plate dimensions may also be shown.
Approval Drawings: Approval drawings may include framing drawings, elevations and sections through the building as furnished by the manufacturer for approval of the buyer. Approval by the buyer affirms that the manufacturer has correctly interpreted the overall contract requirements for the metal building system and its accessories, and the exact location of accessories in the building.
AISI: The American Iron and Steel Institute
AISC: The American Institute of Steel Construction
AISE: American Iron and Steel Engineers
Architectural Drawing: A drawing which shows the plan view and/or elevations of the finished building for the purpose of showing the general appearance of the building, indicating all accessory locations.
ASCE: American Society of Civil Engineers
ASD: Allowable Stress Design
Assembly: A group of mutually dependent and compatible components or subassemblies of components.
Astragal: A closure between the two leaves of a double swing or double slide door.
Automatic Crane: A crane which when activated operates through a preset series of cycles. Automatic Welding: A welding operation utilizing a machine to make a continuous, unbroken weld.
Auxiliary Crane Girder: A girder arranged parallel to the main girder for supporting the platform motor base, operator's cab, control panels, etc., to reduce the torsional forces that such load would otherwise impose on the main crane girder.
Auxiliary Loads: All specified dynamic live loads other than the basic design loads which the building must safely withstand, such as cranes, material handling systems, machinery, elevators, vehicles, and impact loads.
Awning Window: A window in which the vent or vents pivot outward about the top edge giving the awning effects.
AWS: American Welding Society
Axial Force: A force tending to elongate or shorten a member