HomeMy WebLinkAboutLetter of Certification 10.14.2019rt1
360 14th Street
Ambridge, PA 15003
10/14/2019
Re: Sukup Steel Structures Job No.
S -R EXTRACTIONS LLC
340 CHIPPERFIELD LANE
SILT CO 81652
Building A
Building B
30 ft Wide a
8ft Wide x
100 ft Long x
100 ft Long x
Phone 724-266-6484
Fax 724-266-6510
LETTER OF CERTIFICATION
21280
16 ft E.H., 4.0:12 Roof Slope
16 ft E.H., 4.0:12 Roof Slope
To Whom It May Concern:
This is to certify that the above referenced building is designed in accordance with the following Loads and building Code using AISC10
and AISI S 100-12 specifications. The load combinations used for design are from the applicable section of the building code listed below. All
welding is per the American Welding Society (AWS) specifications. Loads are applied in accordance with the Metal Building Manufacturers
Association standard "Metal Building Systems Manual," latest edition unless otherwise noted below.
Design Code IBC 2015
Building Risk Category II (Is = 1.00 Ie = 1.00 )
Dead Load 3 psf Collateral Load 1 psf
Live Load 20 psf Trib. Reduction No
Snow Design Data Wind Design Data
Ground Snow Load (Pg) 57.20 psf Ultimate Wind 115 mph
Building A Roof Snow Load (Pr) 40.04 psf
Building B Roof Snow Load (Pr) 45.05 psf Exposure C
Snow Exposure Factor (Ce) 1.00 Building A Enclosure Closed
Building A Thermal Factor (Ct) 1.00 Building B Enclosure Partially Enclosed
Building B Thermal Factor (Ct) 1.20 Internal Pressure Coeff 0.18 / -0.18
Sloped Factor (Cs) 1 Basic Design Pressure 25.47 psf
Maximum Snow Drift Load N/A
Earthquake Design Data
Mapped Spectral Response Acceleration Ss = 0.311 S1 = 0.080
Spectral Response Coefficients Sds = 0.322 Sdl = 0.128
Site Class D Seismic Design Category B
Design Base Shear V = Cs * W
Seismic Response Modification Coefficients Cs (OMRF) = 0.107 Cs (OCBF) =
Response Modification Factors R (OMRF) = 3.00 R (OCBF) =
Basic Force resisting system Steel Systems Not Specifically Detailed for Seismic Resistance
Analysis Procedure Used Equivalent Lateral Force Procedure
Other Loads
All framed openings are designed to support a maximum of: 5 psf Door/Accessory Weight
Mezzanine N/A DL psf LL psf
Crane N/A Capacity ton
0.107
3.00
This Letter of Certification applies solely to the building and its component parts as furnished by Sukup Steel Structures and specifically
excludes any foundation, masonry, or general contract work to include erection certification.
The design and certification for this project is in accordance with the provisions and loads specified on the building order. The buyer is
responsible to verify that the specified loads are in compliance with the local regulatory authorities.
Sincerely,
Christopher Jones P.E.
OCT 232019