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HomeMy WebLinkAboutWind Load Calculation Broward County Fenestration Voluntary Wind Load Chart* Per ASCE 7-10 Method 1.Part 1 and FBC(2017)for Retrofiting in Accordance with Formal Interpretation#5 For Detached One-and Two family dwellings and Multiple Single-Family Dwellings(Townhouses) with Mean Roof Height 5 30 feet Wind 170 mph(3-second gust) / Exposure C** / Kd=0.85 / Kzt=1.0/Pressures are in PSF/Not for use in Coastal(Exposure'D'areas) *Using Allowable Stress Design methodology(P=0.6w) / **Exposure shall be determined according to ASCE 7-10 Section 26.7.3(Exposure Categories) Effective Mean Roof Height of 15 feet Mean Roof Height of 20 feet Mean Roof Height of 25 feet Mean Roof Height of 30 feet Wind Location: Zone Zone Zone Zone Area Gable or Hip Roof 1 2 3 1 2 3 1 2 3 1 2 3 (ft) + - + - + - + - + - + - + - + I - + - + - + - + - 10 Gable/Hip 16.0 -37.8 16.0 -63.4 16.0 -95.4 16.3 -40.2 -16.3 -67.4 16.3 -101.4 17.1 -42.1 17.1 -70.6 17.1 -106.3 17.8 -43.7 17.8 -73.4 17.8 -110.4 20 Roof 16.0 -36.8 16.0 -56.7 16.0 -79.1 16.0 -39.1 16.0 -60.2 16.0 -84.0 16.0 -41.0 16.0 -63.1 16.0 -88.0 16.7 -42.6 16.7 -65.6 16.7 -91.5 50 0:5 70 16.0 -35.6 .16.0 -47.7 16.0 -57.4 16.0 -37.8 16.0 -50.7 16.0 -61.0 16.0 -39.6 16.0 -53.2 .16.0 -63.9 16.0. -41.1 16.0 -55.2 16.0 -66.4 100 (0 to 1.5:12) 16.0 -34.6 16.0 -41.0 16.0 -41.0 '16.0 -36.8 16.0 -43.6 16.0 -43.6 16.0 -38.5 16.0. -45.7 16.0 -45.7 16.0 -40.0 16.0 -47.4 16.0 -47.4 10 Gable/Hip 21.8 -34.6 21.8 -60.2 21.8 -89.0 23.1 -36.8 23.1' -64.0 23.1 -94.6 24.3 -38.5 24.3 -67.1 24.3 -99.2 25.2 -40.0 25.2 -69:7 25.2 -103.0 20 Roof*** 19.9 -33.6 19.9 -55.4 19.9 -83.3 21.1 -35.7 21.1 -58.9 21.1 -88.5, 22.1 -37.4 22.1 -61.7 22.1 -92.7 23.0 -38.9 23.0 -64.1 23.0 -96.3 50 70<0:5 270 17.3 -32.4 17.3 -49.0 17.3 -75.6 18.4 -34.4 18.4 -52.1 18.4 -80.3 19.3 -36.0 19.3 -54.6 19.3 -84.2 20.0 -37.4 20.0 -56.7 20.0 -87.5 100 (1.5 to 6:12) '16.0 -31.4 16.0 -44.2 16.0 -69.8 16.3 -33.3 16.3 -47.0 16.3 -74.2 17.1 -35.0 17.1 -49.2 17.1 -77.8 17.8 -36.3 17.8 -51.1 17.8 -80.8 10 Gable Roof 34.6 -37.8 34.6 -44.2 34.6 -44.2 36.8 -40.2 36.8 -47.0 36.8 -47.0 38.5 -42.1 38.5 -49.2 38.5 -49.2 40.0 -43.7 40.0 -51.1 40.0 -51.1 20 270<0':5 450 33.6 -35.9 1 33.6 -42.3 33.6 -42.3 135.71 -38.1 1 35.7 _-44.9 1 35.7 -44.9 37.4 -39.9 37.41 47.1 1 37.4 -47.1 38.9 -41.5 38.9 -48.9 1 38.9 -48.9 50 (6 to 12:12). 32.4 -33.3 1 32.4 -39.7 32.4 -39.7 34.4 -35.4 34.4 1 -42.2 1 34.4 -42.2 136.0 -37.1 1 36.0 -44.2 1 36.0 -44.2 37.4 -38.6 37.4 -46.0 j 37.4 1 -46.0 100 31.4 -31.4 1 31.4 -37.8 1 31.4 -37.8 33.3 -33.3 133.3 1 -40.2 1 33.3 1 -40.2 135.01 -35.0 1 35.0 -42.1 1 35.0 -42.1 36.3 -36.3 36.3 -43.7 136.31 -43.7 ***For Hip Roofs with a rees(1.5:12)and 5 25 degrees(5.5:12),Zone shall be treated as Zone 2(Figure,30.4-2B,Note 7,p.337) Effective Mean Roof Height f 15 feet Mean Roof Height of 20 feet Mean Roof Height of 25 feet Mean Roof Height of 30 feet Wind Zone Zone Zone Zone Area Location 4 5 4 5 4 5 4 5 - (ft) + I - + - + I - + - + - + - + - 10 37.8 -41.0 7.8 -50.6 40.2 -43.6 40.2 -53.8 '42.1 -45.7 42.1 -56.4 43.7 -47.4 43.7 -58.6 20 36.1 -39.3 3 .1 -47.2 38.3 -41.7 38.3 -50.1 40.2 -43.8 40.2 -52.6" 41.8 -45.5 41.8 -54.6 50 W 1 33.8 -37.0 3.8 -42.7 36.0 -39.4 36.0 -45.4 37.7 -41.3 37.7 -47.5 39.2 -42.9 39.2 -49.4 100 - 5.3 32.1 -39.3 34.1 -37.5 34.1 -41.7 35.8 -39.4 35.8 -43.8 37.2 -40.9 37.2 -45.5 Soo 28.2 -31.4 28.2 -31.4 29.9 -33.3 29.9 -33.3 31.4 -35.0 31.4 -35.0 32.6 -36.3 32.6 -36.3 Garage Door Wind Loads for a Building with 30-foot Mean Roof Height 3� Exposure C Ic I I1 Ij k `• •.1 ' d Mi Ll Tables 1609.7(1)&(2) and Section 1609.3.1. t' ' Effective Wind Area Wind Load 2};, 7 i; T: t;.: 1 5; ` 47 ; 5 h: Roof Angle + Width Height g 8 8 35.2 -39.8 10 10 0-10 34.1 -38.2 degrees 14 14 32.3 -36.1 For Effective Wind Areas between those given,values may be interpolated Otherwise use the value associated with the lower Effective Wind Area. 9 7 >10 38.4 -43.4 End Zone(a)shall be the smaller of 10%of Least Hor.Dist.or 40%of Mean Roof Height('h'),but not less than 4%of Least Hor.Dist.or 3 ft. 16 7 degrees 36.8 -41.0 Identify the zone per the figure or information by others.Any questionable zone is to be considered the more critical zone. Design is based on the 3-second gust(wind velocity)for Risk Category II(general residential&commercial construction)per FBC 1620.2 Broward.These tables not for use with essential facilities or assembly occupancies. Page 2 of 2 .FBC 6th Edition (2017) Formal Interpretation#5 Effective date; January 1, 2018 A FLOOR PLAN WITH OPENING IDENTIFICATION SHOULD BE PROVIDED WITH THIS SHEET Definition of Comer Zone-10%of least horizontal dimension or 40%of the mean roof height,whichever is smaller,but not less than 4%of least horizontal dimension or 3 ft. OPENING (Location) IS THIS A PRODUCT PRODUCT APPROVAL REQUIRED OPENING MAXIMU ROUGH MULTIPLE ARE GLAZING APPROVED PRESSURE RATING DESIGN PRESSURE M WINDOW LOCATION Corner Zone WINDOW TYPE ACCEPTANCE TESTED OPENING SHUTTERS PSF DIMENSIONS NUMBER or Interior OR DOOR NUMBER (+)PSF (-)PSF (+ PSF MULLION REQ Y/N (-) SIZE REQ Y/N/NA 1 Int Window 1"Lauri IG FL16412.1 70 85 31.2 33.8 74x63 3708 No No 2 Int window I"LamiIG FL16412.1 70 85 31.2 33.8 74x63 37x38 No No 3 Int window I"LamiIG FL16412.1 70 85 31.2 33.8 74x63 3708 No No 4 Int Window I"Lami IG FL16412.1 70 85 31.2 33.8 74x63 3608 No No 5 Int window I"LamiIG FL16412.1 70 85 31.2 33.8 74x63 36x38 No No 6 Int Window I"LamiIG FL16412.1 70 85 31.2 33.8 74x63 3608 No No 7 Int Window I"LamiIG FL16412.1 70 85 31.2 33.8 74x63 3608 No No 8 Int Window I"LamiIG FL16412.1 70 85 31.2 33.8 74x63 3708 No No g Int Window I"Lauri IG FL16412.1 70 85 30.7 33.4 74x63 36x50No Y-FL17472.2 10 Int Window I"Lauri IG FL16412.1 70 85 30.7 33.4 74x63 36x50No Y-FL17472.2 11 Int Window I"Lami IG FL16412.1 70 85 30.7 33.4 74x63 36x50No Y-FL17472.2 12 Int Window I"LamiIG FL16412.1 70 85 .30.7 33.4 74x63 36x50 Y-FL17472.2 No 13 Int window I"Lauri IG FL16412.1 70 85 30.7 33.3 74x63 37x50No Y-FL17472.2 14 Int Window I"LamiIG FL16412.1 70 85 30.7 33.3 74x63 37x50No Y-FL17472.2 15 Int Window I°LamiIG FL16412.1 70 85 31.2 33.8 74x63 36x37 No No 16 Int Window I"L-"G FL16412.1 70 85 30.7 33.3 74x63 37x50No Y-FL17472.2 17 Int Window I"LamiIG FL16412.1 70 85 30.7 33.3 74x63 37x50No Y-FL17472.2 *74 4 M 0 WINDOW & DOOR Property Information j F- Building Information Owner: CAROL DOST Wind Zone: 170 NTH. Address: 342 KAYE ST Exposure Category: B FT PIERCE,FL 34947 Minimum Building Dimension: 40 ft. Mean Roof Height: 15 ft. Risk Category: II Design Pressure Calculations Opening Location Device Device Device Max Positive Max Negative Number IL Zone I Width(in) Height(in) Elevation(ft) Pressure(ps Pressure(psf) I Int 37 38 7 31.2 -33.8 2 hit 37 38 7 31.2 -33.8 3 Int 37 38 7 31.2 -33.8 4 Int 36 38 7 31.2 -33.8 5 Int 36 38 7 31.2 -33.8 6 Int 36 38 7 31.2 -33.8 7 Int 36 38 7 31.2 -33.8 8 hit 37 38 7 31.2 -33.8 9 Int 36 50 7 30.7 -33.4 10 Int 36 50 7 30.7 -33.4 IF Int 36 50 7 30.7 -33.4 12 Int 36 50 7 30.7 -33.4 13 Int 37 50 7 30.7 -33.3 14 Int 37 50 7 30.7 -33.3 15 Int 36 37 7 31.2 -33.8 16 Int 37 50 7 30.7 -33.3 17 Int 37 50 7 30.7 -33.3 Prepared in accordance with:ASCE 7-10,Chapter 30. Wind Loads-Components and Cladding.6th Edition(2017)Florida Building Code. Page 1 of 1