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HomeMy WebLinkAboutDESIGN PRESSURE UNDERLAYMENTS-_ Phone 954-784-2941 �lv. an�� . 8.0.0.-848-191.9' e.de ,k. 8 TESTING INC. Fax 954-7844875 250 SW 13th Ave Pompano Beach, FL-33069• ® N� 1% fed-eng.dom- I= ILE , DATE: 3/12/18 • Job Order'No:: R�18173 CLIENT:: :: Collins Roofmg,.hie. . P.O'. ADDRESS: Box 12864; Ft. Pierce, FL:34979 PROJECT: :. ... ..Copenhaver ADDRESS:. 1,446 Coperihaver Road; Ti Pierce, FL : •34953 ' ASCE 7=10 DESIGN PRESSURE CALCULATIONS In: Accordance ,with Chapter.30Part I' Proiect Information• .: Standing Seam- over Sloped Wood Deck::. 'Mean Height ._..18 Exposure::. C _ . .. Ultimate Windspeed:: Vwt-,170 mph Length,= 66 �. Category.: 11: Basic Windspeed: V - asd' = 132.mph Width = .44'. ;....• , ..:.'Slope: 2:T2 �KZ.=..0.85.•� • Kd:=•0.85: Desibn Calculation§s' .. Velocity ' P•ressii, ., -- =. 0 00256-t 0185. 0 85 1 0 132 z­33" :4 psf .: Width. of Pressure Coefficient: : 0.1(44' - ' :4.4' . • :. - . 0.4 - (18') . _ .' .2... 4�0��.. . use. 7 , ';Effective Wirid- Area:, "IOW" : . For parapet height three feet, (3')• or larger, zone three (3:) can be_treated'as zone two (2) (ASCET=10): .. :. External•Pressure Coefficient: Internal Pressure Coefficient .: :.1). GCP1 _: -0.9 ". :.. " • .: 1) . GCPi = 0:1�8. 2) ' . GCP2 =::.-1•5 ...• 3Y :', GCP3 .=: -2.6 :. _;; •• - - - • MIAMI•DADE Construction Maferial -Americari Concrete, : • Miami Dade.' Florida Department Engineering Council , Institute County of Transportation !ENGGINEgERIN Page 2 3/12/18 Sloped Wood Deck Section 1446 Copenhaver Road Ft Pierce, FL Design Pressures: P1 = 33.4* -OI9 — 0.18 = -36.1 sf 1) Field ( ) p 2) Perimeter P2 = 33.4*(41.7 - 0.18) = -62.9 psf 3) Corners P3 = 33.4*(-i.6 - 0.18) _-93.0.psf Attachment. Requirements: Based on RAS7133 and F.L. #17022-R7 (17022.1);' Table A; the following are our recommended fastening requiremerits,for. the 26 gauge 5V Crimp Metal Roof Panels: Field: Maximum of 12". o:/c. screw spacing (Table A - .#9 Screws "Method 1) Perimeter: Maximum of 12" o./c; -screw spacing (Table. A - #9 Screws "Method 1) Corners: Maximum of :12" .odc, screw spacing (Table:.A - #10 Screws "Method 2) = . Notes: Corners and perimeter area dimension shall- not. be less than a = 4'0" All .work shall be in compliancewith the local building code ;product control notice of 'acceptance. and manufacturer specifications and the Florida Building Code 2017. Wind load calculations based,oii,ASCE 7-10 and information. provided by client.. All ' work ' 'shall be ' inspected by our field engineer or city inspector' to verify comiiliance with specifications. �iucereiy;.: , I ;OF :. ke, itH LeBianc;;P,E, Federal Engineering &,Testing, Inc. _ 'Florida Reg. N6.'59394 Certificate oY Atitliorization #5471. '?; Mial", Dade County Certification #16-0203.07