HomeMy WebLinkAboutLetter - EngineeringBUTLER Butler Manufacturing Company, 931 Avenue "W", Birmingham, Alabama 35214
Engineering: (205) 791-6318, Manufacturing: (205) 791-6302, Sales: (205) 791-6306
Engineering Fax: (205) 791-6358, Manufacturing Fax: (205) 791-6332, Sales Fax: (205) 791-6341
November 18, 1999 Bldg. Desc. : 100'x100'x16' LRST
Roof Slope : 1/2:12
Mr. Douglas Davis End. Cust. : G E M Electric
Richard K. Davis Const. Bldg. Loc. : Ft. Pierce, FL 34946
4205 Metzgar Rd. BMC Order # : 05-053103
Ft. Pierce, FL 34947 Bldr Order # : 99-12
TO WHOM IT MAY CONCERN:
Please accept this letter as our certification that the Butler Components of the subject building will be
designed in accordance with the 1989 Edition of the AISC Specification for the Design, Fabrication and
Erection of Structural Steel and the 1996 Edition of the AISI Specification for the design of Cold -Formed
Steel Structural Members. The basic loads of the subject building will meet or exceed the County Climatic
Data as published in the 1996 Edition of the MBMA Low Rise Building Systems Manual.
The governing Design Code is the 1997 Standard Building Code. The following loads are applied in
accordance with the governing code:
& Dead Load 2.7 psf + Frame weight
Roof Live Load 0 to 200 sft. 20 psf
201 to 600 sft. 16 psf
Over 600 sft. 12 psf
Collateral Load 3 psf
Wind Speed 110 Mph
Building Use 1 General Use
Seismic Acceleration 0.05 G
Seismic Velocity 0.05 G
Collateral load is included with live load in determining critical stresses. Load combinations will be in
accordance with the governing code. The building is designed for a drifting snow load applied in
accordance with the governing code.
These Butler Components, when properly erected on an adequate foundation in accordance with the
erection drawings as supplied and using the components as furnished, will meet the above loading
requirements. The design of these building for wind load assumes that doors not supplied by Butler are
designed to sustain the same wind pressures and suctions as the walls in which they are installed. This
certification does not cover field modifications or design of material not furnished by Butler Manufacturing
Company. The design of this building was performed in the Butler Manufacturing Company facility located
in Birmingham, Al. Components for this building will be produced in one or more of Butler Manufacturing
Company's facilities located in Annville, PA, Birmingham, AL, Galesburg, IL, Laurinburg, NC, San Marcos,
TX and Visalia, CA. All listed facilities are Category MB certified by the American Institute of Steel
Construction.
Cordially Your ,
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E. M. Holder -.E.
Project Engineer i
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M B M RM R CERTIFIED FOR
A6123 0 ISO 9001 DESIGN AND
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OFp TION S FABRICATION
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