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HomeMy WebLinkAboutLetter of Design Certification0 BUCK STEEL, INC. 6855 LYONS TECH. CIR #18 COCONUT CREEK, FL 33073 DATE: 2/ 4/19 ENVIRONMENTAL DEVELOPMENT JOB NO: 5735 BUILDING'SIZE: WIDTH 60 ft. LENGTH- 30 ft. EAVE,HT.. 22 ft. JOB;ST,TE.' FORT PIERCE, FL 34945 r S To 9fhQfi `It May Concern: This Letter of Design Certification ensures that primary and secondary oframi' g furnished by Metal Building Manufacturer are designed in accordance ywith in specified to Metal Building Manufacturer on the order documents ''6nd summarized by loading information below. �? DESIGN=LOAD CRITERIA: Building Code:FBC 17/6th Edition Roof. Dead Load(D): 2.000 psf plus wt. of metal bldg structure Roof Live Load(Lr): 20.00 psf Tributary Live Load Reduction:Yes Collateral Load(C) 1 psf Seismic Use Group II - Normal Building Risk Category II - Normal Seismic Site Class D Wind Speed Ultimate 160 mph Mapped Response (Ss) 0.0580 Nominal 123.94 mph Mapped Response (Sl) 0.0300 Wind Exp. Cat B Design Response (Sds) 0.0619 Serviceability Wind 10 -year MRI Design Response (Shc) 0.0480 Enclosure Type Enclosed, Rigid Frame (CS) 0.0100 Internal Wind Coef.-0.18/0.18 Design Category (SDC) A Seismic Importance 1.00 COMPONENTS & CLADDING (unfactored) Wall Field Values 42.113 psf /-45.623 psf Wall Edge Values 42.113 psf /-56.046 psf REFERENCE DESIGN STANDARDS: *RISC Specification for Structural Steel Buildings -Allowable stress design, 360-10. *AISI North -American Specification for the Design of Cold -Formed Steel Structural Members, 2012 Edition. *MBMA Low Rise Building Systems Manual,Latest Edition. *AISC Design Guide 3,"Serviceability Design Consideration for Steel Buildings,Second Edition" *AWS Latest Edition of Structural Welding Code -Steel. * FBC 17/6th Edition are using the ASCE7-10. tit 'This certification is limited to the structural design of the frames, secondary, and roof/wall covering manufactured or supplied by Metal Building Manufacturer only and excludes Accessory items such as doors, windows,louvers, 4translucent panels, and ventilators. This certification specifically excludes any foundation, masonry, erection of building and general contract work. The undersigned is not the engineer of record for the overall project. Sincerely, Wayne Brad Baker, P.E. I Wayne Brad Baker, P.E. 235 Sanders Road Hahira, GA 31632 �© gRA® v© ® 0 6 �� T E '"r,�