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HomeMy WebLinkAboutAPPROVED, 15-20 ; 2021 Wind LoadBUILDING'S PEAK ROOF HEIGHT vs DESIGN W/ND PRESSURE FOR COMPONENTS & CLADDING (P S F) FOR ASCE 7-16 - PEAK ROOF HE/ Hr / Fcs THAN OR EQUAL TO 60 FEET aK BASIC WIND SPEED = 170 mph RISK CATEGORY ll BUILDINGS RESIDENTIAL, APARTMENT BUILDINGS & COMMERCIAL BUILDINGS (RETAIL, WHOLESALE) PEAK ROOF L** LESS THAN 7'-9" L** GREATER OR EQUAL THAN 7'-9" AND LESS THAN 12'-3' L** GREATER OR EQUAL THAN 12'-3" HEIGHT POSITIVE NEGATIVE POSITIVE NEGATIVE POSITIVE NEGATIVE (h) ULTIMATE A.S.D. ULTIMATE A.S.D. ULTIMATE A.S.D. ULTIMATE A.S.D. ULTIMATE A.S.D. ULTIMATE A.SD. 0' - 15' 76.4 45.8 102.4 1 61.4 73.0 43.8 95.5 57.3 68.5 41.1 86.4 51.8 > 15'-20' 80.4 48.2 107.6 54.6 76.8 - 46.1 100.4 60.2 72.0 43.2 90.8 54.5 > 20'-25' 83.6 50.2 117.9 67.1 79.8 479 104.4 62.5 74.8 44.9 94.4 56.6 > 25'-30' 86.2 51.7 115.5 59.3 82.4 49.4 1077 64.6 773 46.4 97.4 58.4 > 30'-40' 90.7 54.4 121.4 . 72.8 86.6 52.0 113.3 60.0 81.2 48.7 102.4 61.4 > 40'-50' 94.3 55.6 126.2 75.7 90.0 54.0 117.7 70.6 84.4 50.6 106.5 63.9 > 50'-60' 973 58.4 130.3 78.2 92.9 55.7 121.5 72.9 87.2 52.3 109.9 65.9 BUILDING'S PEAK ROOF HEIGHT vs DESIGN WIND PRESSURE FOR COMPONENTS & CLADDING (P S F) FOR ASCE 7-16 PEAK IMF HEIGHT GREATER THAN 60 FEET* BASIC WIND SPEED = 170 mph RISK CATEGORY Il BUILDINGS RESIDENTIAL, APARTMENT BUILDINGS & COMMERCIAL BUILDINGS (RETAIL, WHOLESALE) PEAK ROOF L** LESS THAN 12-3" L** GREATER OR EQUAL THAN /2'-3" HEIGHT POSITIVE NEGATIVE POSITIVE NEGATIVE (h) ULTIMATE I A.S.D. ULTIMATE A.S.D. ULTIMATE A.S.D. ULTIMATE I A.S.D. > 60' - 70' 91.5 54.9 167.7 100.6 84.3 50.6 148.4 89.0 > 70' - 80' 93.6 56.2 171.6 103.0 86.2 51.7 151.9 91.1 > 80' - 90' 95.6 57.4 175.2 7 05. 1 88. 0 52. 8 155.0 93. 0 > 90' - 100' 97.3 58.4 178.4 107.4 89.7 53.8 157.9 94.7 > 100' - 120' 100.5 60.3 184.2 110.5 92.5 55.5 163.0 97.8 > 120' - 140' 103.2 61.9 189.2 113.5 95.1 57.1 167.4 100.4 > 140' - 160' 105.6 63.4 193.6 116.2 97.3 58.4 171.3 102.8 > 160' - 180' 107.8 64.7 197.E 118.6 99.3 59.6 174.9 104.9 > 180, - 200' 109.8 65.9 201.3 120.8 101.1 60.7 178.1 106.9 > 200' - 250' 174.1 6S& 5 209.2 125.5 105.2 63. 1 185.1 1 1 1. 1 > 250' - 300' 117.8 70.1 216.0 129.6 108.5 65.1 191.1 114.7 > 300' - 350' 121.0 72.6 221.9 133. 1 111.5 66.9 196.3 117.8 > 350' - 400' 123.9 74.3 227. 1 136.3 114. 1 68.5 200.9 120.5 > 400' - 450' 126.4 75.8 231.8 139. 1 116.5 69.9 205.1 123. 1 > 450' - 500' 128.8 77.3 236. 1 141.7 118.6 71.2 208.9 125.3 1.) THIS CERTIFIED SIGNED AND SEALED WIND LOAD CHART, PREPARED BY THIS ENGINEER, BASED ON ASCE 7-16, FOR A BASIC WIND SPEED OF 170 MPH, AND APPLICABLE RISK CATEGORY BUILDING & EXPOSURES, IS COMPLETELY GENERIC AND DOES NOT PROVIDE INFORMATION FOR A SITE SPECIFIC PROJECT. 2.) THIS WIND LOAD CHART MUST BE SIGNED, SEALED AND DATED BY THIS ENGINEER IF USED TO OBTAIN A ONE TIME BUILDING PERMIT. 3.) CONTRACTOR OR PERMIT HOLDER TO BE RESPONSIBLE FOR THE SELECTION OF DESIGN WIND PRESSURE BASED ON THIS GENERIC WIND LOAD CHART. WIND PRESSURES ARE ULTIMATE AND A.S.D. PRESSURES. 4.) THIS WIND LOAD CHART SHALL BE CONSIDERED INVALID IF ALTERED BY ANY MEANS. 5.) DESIGN WIND LOAD SELECTED BY THE CONTRACTOR OR PERMIT HOLDER FROM THIS WIND LOAD CHART SHALL BE INDICATED ON A SEPARATE DOCUMENT PREPARED BY THE CONTRACTOR OR PERMIT HOLDER (e.g., SPREADSHEET, OPENING SCHEDULE/TAKE OFF SHEET, ETC.). * INDICATED DESIGN WIND PRESSURES CORRESPOND TO THE MAXIMUM END ZONE AND INTERIOR ZONE CONDITIONS AND FOR ALL ROOF SLOPES. ak* L = STORM PANEL LENGTH, ACCORDION SHUTTER BLADE LENGTH OR BAHAMA SHUTTER HEIGHT. ak * ak PRODUCTS WHICH BEAR A MIAMI-DADE COUNTY OR A STATE OF FLORIDA APPROVAL zo se No. 44167 ®r, JJJJlllllt11ii11i1 2020 (7th EDITION) FLORIDA BUILDING CODE - BROWARD, PALM BEACH, MARTIN, ST. LUCIE & INDIAN RIVER COUNTIES