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HomeMy WebLinkAboutCALCULATIONSForensic ConsulLa' nts, Inc. METAL PANEL ATTACHMENT CALCULATIONS Project Name Gazebos Project Address 10410 South Ocean Boulevard Jensen Beach, FL Deck Substrate Wood Insulated Configuration Steep Slope Category II Exposure Condition D Building Type Not Enclosed Base Wind Speed 170 mph Slope V 6.0 Slope H Slope V 6.0 Slope H Uplift Pressures qz = 0.00256 Kz Kn Kd VZ qz K. Ktt Kd V 65.097 1.030 1.005 0.85 170 Field P1 alt -94.39 psf Pl asd Perimeter P2 ut -146.47 psf P2asd Comer P3 UIL -205.06 psf P3 asd Report No.: SRI-MP-18.001 Mean Roof Height 15.0 Feet Roof Area (Approx.) Sq.Ft. Roof Width 40.0 Feet Perimeter Width 4.0 Feet Parapet Height 0.0 Feet Sloped Roof Type 12.0 Slope Angle° 26.57 12.0 Slope Angle° 26.57 _ P _ _ _ q: (GCp - GCpi) GCp -0.90 -1.70 -2.60 -56.63 psf -87.88 psf -123.03 psf GCpi 0.55 Field 0.55 Perimeter 0.55 Comer Proposed System Englert Series 2000 0.032" Aluminum Snap -Lock Roof Panel System Product Approval No. FL11751.2-R6 Panel Width 18 inches (Per NOA) 18 inches (Actual) System Design Pressure -82.5 psf (Field)-123.75 psf (Perimeter/Comer) Fasteners Approved Clips with 2 corrosion resistant #10 Pancake Head Screws per clip, that are long enough to penetrate through decking a minimum of 3/16" Max. Clip Spacing per NOA 18 inch (Field) 12 inches (Perimeter) # Rows 1 Fastener Withdrawal Resistance-185.63 Ibf (Field)-185.63 Ibf (Perimeter/Comer) Min. Characteristic Resistance Force-185.63 Ibf (Field)-185.63 Ibf (Perimeter/Comer) Fastener Spacing {(MCRF/Pi) x 144)/(Panel Width/No. of Rows of Fasteners) Field Clip Spacing 26.22 inches PerimeterClip-Spacing16.90 inches SCANNED Comer Clip Spacing 12.07 inches BY RECOMMENDED FASTENER SPACING St. Lucie County Field Clips installed at 18" o.c. Perimeter Clips installed at 12" o.c. Comer Clips installed at 12" o.c. These calculations have been done in accordance with ASCE 7-10, based on the information provided by the contractor. The roof system must be installed in accordance with the FBC & manufacturer's recommendations. Ensure that roof system meets all life and fire safety requirements of the Florida Building Code, before installation. Sincerely Fore is Engineering Consultants, Inc er Ulu • /� FILn R. N. Sailappan, P.1=: � 2 j-�& Principal Engineer - Florida Reggistration No: 46696 \ Forensic Engineering consultants,-Iria (CA #8265). P.O. Box 970034, Bop Raton, FL - 33497 Ph (561) 9018490 Fax (561) 218 3830 Forensic c ''"AVo 051y Consultants, Inc. MEMBRANE ATTACHMENT CALCULATIONS Project Name Gazebos - Flat Roof Report No.: SRI-MB-18.005 Project Address 10410 South Ocean Boulevard Jensen Beach, FL Deck Substrate Wood Insulated Mean Roof Height 15.0 Feet Configuration Low Slope Roof Area (Approx.) Sq.Ft. Category II Roof Width Feet Exposure Condition D Perimeter Width 3.0 Feet Building Type Not Enclosed Parapet Height 0.0 Feet Base Wind Speed 170 mph Corner Zones 3' x 3' Each Slope V 0.0 Slope H 12.0 Slope Angle' 0.00 Uplift Pressures qz = 0.00256 K, Kt Kd V2 P = qz (GCP - GCP;) qZ Kz Krt Kd V GCP GCPI 65.097 1.030 1.005 0.85 170 -1.00 0.55 Field -1.80 0.55 Perimeter -2.80 0.55 Comer Field P1 UK. -100.90 psf Pt asd -60.54 psf Perimeter P2an.-152.98 psf P2asd -91.79 psf Corner P3an.-218.07 psf P3asd-130.84 psf Proposed System Duro-Last Single Ply Roof System Product Approval No. FL-16039-R11 (Page 29 of 29) System No. W-M-12 System Design Pressure -67.5 psf Membrane Full Width 60 inches Side Lap 6 inches Net Width 54 inches Membrane Red. Width 33 inches Side Lap 6 inches Net Width 27 inches Fasteners Duro-Last #15 EHD Drill -Point Fasteners and Duro-Last Cleat Plates Fastener Spacing in Lap of Membrane 6 inches # Rows 1 Min. Characteristic Resistance Force-151.88 Ibf Fastener Spacing {(MCRF/PI) x 144j/Row Spacing Full Width Membrane Reduced Width Membrane Field Fastener Spacing 6.69 13.38 Perimeter Fastener Spacing 4.41 8.82 Corner Fastener Spacing 3.10 6.19 RECOMMENDED MEMBRANE ATTACHMENT PATTERN Field Rows (Laps) @ 54" o.c. Full Width Sheet 6 inches on center Perimeter Rows (Laps) @ 27" o.c. Reduced Width Sheet 6 inches on center Corner Rows (Laps) @ 27" o.c. Reduced Width Sheet 6 inches on center These calculations have been done in accordance with ASCE 7-10, based on the information provided by the contractor. The roof system must be installed in accordance with the FBC & manufacturer's recommendations. Ensure that roof meets all life and fire safety requirements of the FBC as well as OSHA safety requirements. Sincerely Foren;ic Engineering Consultants, Inc. an, P.Ea�?B 18 R. N. Sailapp. Principal Engineer Florida Registration No. 46696 10 AUG S 0 20118 T. Lucie Forensic Engineering Consultants, Inc. (CA# P.O. Box 970034, Boca Raton, FL - 33497 Ph (561) 9018490 Fax (561) 218 3830