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HomeMy WebLinkAboutWind Load CalculationsJ Andrw Morgan Services Tel. 561 881 8999 s 513 US 1, Suite 109, RECEIVED CAI 26093 -- North Palm Beach FL 33408 AUG 1 9 2021 Andrew Morgan Services `St' Lucia Ca"'t1' Permitting Project: Gaming room, 445 US 1, Ft Pierce FL 34982 ASCE 7 16 Exposure Category C Basic Ultimate velocity wind pressures Reference ASCE 7 10 Risk Category II Enclosure Classification Enclosed Topographic Factor Kzt 1.00 Basic Wind Speed V 170 mph 132 mph ASD Wind Directionality Factor Kd 0.85 Height above grade ft 15.0 16 17 18 19 20 Velocity Pressure Exposure Coeff Kz Kh Table 6.5 0.85 0.86 0.87 0.88 0.89 0.90 Basic Wind Velocity Pressure qz psf 53.5 54.1 54.7 55.3 56.0 56.6 qz = 0.00256*Kz Kzt Kd I VA Three pages total OENse q�= No. 57171 z -o STATE OF -��,��, F(OR I O , %,,, ONAlal 2016 Design Wind Exp C angle 7 deg velocity pressure 1842021 I Andrew Morgan Services 513 US 1 #109 �� North Palm Bch FL 33408 ��ai Tel 561 881 8999 ROOF WIND LOADS COMPONENTS AND CLADDING Gable roof roof angle e 7 degrees Reference ASCE 7 16 Figure 30.3-2A For monoslope roofs with roof angle less than or equal to 3 degrees. Roof wind zones Wall wind zone Velocity Pressure psf ( use qh) = 54 Bldg Length L = 80 ft Zone 3 width = 0.2h 2 ft 0.1 B = 3.5 It Internal pressure coefficient = 0.18 Bldg Width B = 35 ft Zone 3 length = 0.6h 6 ft 0.4h = 4 ft a = Note: check internal pressure coeff of Bldg Height = eave heigh h = 10 ft Zones 1', 1, and 2 width = 0.6h 6 ft .04B= 1.4 ft or 3 ft minimum opposite sign also h = save height where angle <= 10 deg For B >300 ft, a = 0.8h for walls LOADED AREA SF LOADED AREA SF ZONE 10 20 50 100 200 500 1000 ZONE 10 20 50 100 200 500 10 20 50 100 SLOPING ROOF 0 deg < slope <= 7 deg reference Fig 30.3-2A Design pressures psf ASD Pressures slope = x:12, x = 0.25 Roof slope = 1.19 deg diagonal = 12.0 External pressure coefficients 1' -1.00 -1.0 -1.0 -0.9 -0.9 -0.70 -0.40 1' -04 -63 -62 -61 -58 -48 -38 -38 -37 -36 1 -1.70 -1.7 -1.6 -1.6 -1.4 -1.00 1 -102 -101 -98 -95 -87 -64 -61 -60 -59 57 2 -2.30 -2.3 -2.2 -2.1 -2.0 -1.40 2 -134 -133 -130 -125 -115 -85 -80 -80 -78 -75 3 -3.20 -3.2 -3.1 -2.9 -2.5 -1.40 3 -183 -181 -175 -165 -145 -85 -110 -108 -105 -99 1',1,2,3 0.30 0.29 0.26 0.20 1',1,2,3 6 6 4 1 4 4 2 1 Overhang 1, 1' -1.70 -1.7 -1.6 -1.6 -1.4 -1.00 1,1' -102 -101 -98 -95 -87 -04 -61 -60 -59 -57 2 -2.30 -2.3 -2.2 -2.1 -1.8 -1.10 2 -134 -133 -129 -122 -109 -09 -80 -80 -77 -73 3 -3.20 -3.2 -3.0 -2.8 -2.4 -1.10 3 -183 -180 -173 -162 -139 -69 -110 -108 -104 -97 Velocity Pressure psf ( use qh) = 54 Internal pressure coefficient = -0.18 LOADED AREA SF LOADED AREA SF ZONE 10 20 50 100 200 500 ZONE 10 20 50 100 200 500 10 20 50 100 SLOPING ROOF 0 deg < slope <= 7 deg Design pressures psf slope = x:12, x = 0.25 Roof slope = 1.2 deg diagonal = u External pressure coefficients 1, V -1.70 -1.7 -1.6 -1.6 -1.4 -1.00 1',1 -82 -81 -79 -75 -67 -44 -49 -49 -47 -45 2 -2.30 -2.3 -2.2 -2.1 -1.8 -1.10 2 -114 -113 -109 -103 -89 -50 -69 -68 -66 -62 3 -3.20 -3.2 -3.0 -2.8 -2.4 -1.10 3 -163 -161 -154 -142 -119 -50 -98 -96 -92 -85 Positive pressures 1',1,2,3 0.30 0.29 0.26 0.20 1',1,2,3 26 25 24 21 16 15 14 12 2016 Design Wind Exp C angle 7 deg ROOF WIND LOADS 3.5 ft 200 500 -35 -29 -52 -38 -69 -51 -87 -51 -52 -38 -65 -41 -83 -41 200 500 -40 -27 -54 -30 -71 -30 8/9/2021 ram. Andrew Morgan Services 513US1#109 s North Palm Bch FL 33408 Tel 561 881 8999 WALL WIND LOADS COMPONENTS AND CLADDING Gable roof roof angle < 7 degrees Reference ASCE 7 16 Figure 30.3-1 Velocity Pressure psf ( use qh) = 54.0 Internal pressure coefficient = 0.18 Note: check internal pressure coeff of opposite sign also LOADED AREA SF LOADED AREA SF LOADED AREA SF ZONE 10 20 50 100 200 500 ZONE 10 20 50 100 200 500 10 20 50 100 SLOPING ROOF 0 deg < slope <= 7 deg ref Fig 6.11B Design pressures psf ASO Pressures slope = x:12, x = 0.25 Roof slope = 1.19 deg diagonal = 12.0 External pressure coefficients WALLS 4 -0.99 -0.98 -0.97 -0.94 -0.89 -0.72 4 -63.2 -62.9 -62.0 -60.5 -57.5 -48.6 -37.9 -37.7 -37.2 -36.3 5 -1.26 -1.25 -1.22 -1.16 -1.05 -0.72 5 -77.8 -77.2 -75.4 -72.4 -66.5 -48.6 -46.7 -46.3 -45.2 -43.4 4+5 0.90 0.89 0.88 0.85 0.80 0.63 4+5 38.9 38.6 37.7 36.2 33.2 24.3 23.3 23.1 22.6 21.7 wall reduction factor = 0.90 slope less than 10 degrees Velocity Pressure psf ( use qh) = 54 Internal pressure coefficient = -0.18 LOADED AREA SF LOADED AREA SF ZONE 10 20 50 100 200 500 ZONE 10 20 50 100 200 500 SLOPING ROOF 0 deg < slope <= 7 deg ref Fig 6.11 B Design pressures psf slope = x:12, x = 0.25 Roof slope = 1.2 deg diagonal = 12.0 External pressure coefficients WALLS 4 -0.99 -0.98 -0.97 -0.94 -0.89 -0.72 4 -43.7 -43.4 -42.5 -41.1 -38.1 -29.2 -26.2 -26.1 -25.5 -24.6 5 -1.26 -1.25 -1.22 -1.16 -1.05 -0.72 5 -58.3 -57.7 -55.9 -53.0 -47.0 -29.2 -35.0 -34.6 -33.6 -31.8 4+5 0.90 0.89 0.88 0.85 0.80 0.63 4+5 58.3 58.0 57.1 55.6 52.7 43.7 35.0 34.8 34.3 33.4 wall reduction factor = 0.90 slope less than 10 degrees 2016 Design Wind Exp C angle 7 deg WALL WIND LOADS 8/912021