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Home My WebLink AboutEngineering BUI DING'S PEAK ROOF HEIGHT vs DESIGN WIND PRESSURE FOR COMPONENTS & CLADDING MS F.) FOR ASC! BASIC WIND SPEED = 170 mph RISK CATEGORY Il BUILDINGS RESIDENTIAL, APARTMENT BUILDINGS & COMMERCIAL BUILDINGS (RETAIL, PEAK L- LESS THAN 7'-9" 4- GREATER OR EQUAL THAN 7'-9" AND L, ROOF LESS THAN 12'-3" HEIGHT POSITIVE NEGATIVE POSITIVE NEGATIVE (h) ULTIMATE A.S.D. ULTIMATE A.S.D. ULTIMATE I A.S.D. ULTIMATE A.S.D. ULTI o' - 15, 76.4 45.8 102.4 61.4 73.0 43.8 95.5 573 68 > 15'-20' 80.4 48.2 107.6 64.6 76.8 46.1 100.4 60.2 72 > 20'-25' 83.6 50.2 111.9 671 79.8 47.9 104.4 62.6 74 > 25'-30' 86.2 51.7 115.5 69.3 82.4 49.4 107.7 64.6 77. > 30'-40' 90.7 54.4 121.4 72.8 86.6 52.0 113.3 68.0 81. > 40'-50' 94.3 56.6 126.2 75.7 90.0 54.0 117.7 70.6 84. > 50'-60' 97.3 58.4 1 130.3 78.2 92.9 55.7 121.5 72.9 87 ^""^"'^'3 PEAK ROOF HEIGHT vs DES/GN WIND PRESSURE FOR COMPONENTS A CLADDING MS.F.) FOR BASIC WIND SPEED = 170 mph RISK CATEGORY ll BUILDINGS RESIDENTIAL, APARTMENT BUILDINGS & COMMERCIAL BUILDINGS (RETAIL, Wh PEAK L=s LESS THAN 12-3" L'+ GREATER OR EQUAL TH ROOF - HE/GHT ;91. POSITIVE NEGATIVE POSITIVE (h) E A.S.D. ULTIMATE A.S.D. ULTIMATE A.S.D. ULTlM0 > 60' - 70' 54.9 1677 100.6 84.3 50.6 146 > 70' - 80' 93.6 56.2 171.6 103.0 86.2 51.7 151 > 80' - 90' 95.6 57.4 175.2 105.1 88.0 52.8 155 > 90' - 100' 97.3 58.4 178.4 107.4 89.7 53.8 157 > 100' - 120' 100.5 60.3 184.2 110.5 92.5 55.5 163 > 120' - 140' 103.2 61.9 189.2 113.5 95.1 571 167 > 140' - 160' 105.6 63.4 193.6 116.2 97.3 58.4 171. > 160' - 180' 1078 64.7 1976 118.6 99.3 59.6 174. > 180' - 200' 109.8 65.9 201.3 120.8 101.1 60.7 178. > 200' - 250' 114.1 68.5 209.2 125.5 105.2 63.1 185. > 250' - 300' 117.8 70.1 216.0 129.6 108.5 65.1 191. > 300' - 350' 121.0 72.6 221.9 133.1 111.5 66.9 196. > 350' - 400' 123.9 74.3 227.1 136.3 114.1 68.5 200. > 400' - 450' 126.4 75.8 231.8 139.1 116.5 69.9 205, > 450' - 500' 128.8 773 236.1 141.7 118.6 71.2 208. o 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, ANL 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 PRE, THE CONTRACTOR OR PERMIT HOLDER (e.g., SPREADSHEET, OPENING SCHEDULE/TAKE OFF SHEET, ETC.). 7-16 - PEAK ROOF HEIGHT LESS THAN OR EQUAL TO 60 FEET OLESALE) GREATER OR EQUAL THAN 12'-3" OSITIVE NEGATIVE TE A.S.D. ULTIMATE A.S.D. * INDICATED DESIGN WIND PRESSURES 41.1 86.4 51.8 CORRESPOND TO THE MAXIMUM END ZONE AND INTERIOR ZONE CONDITIONS 43.2 90.8 54.5 AND FOR ALL ROOF 44.9 94.4 56.6 SLOPES. 46.4 ** L = STORM PANEL LENGTH, 97.4 58.4 ACCORDION SHUTTER 48.7 102.4 61.4 BLADE LENGTH OR BAHAMA SHUTTER HEIGHT. 50.6 106.5 63.9 PRODUCTS WHICH BEAR A 52.3 109.9 65.9 *** MIAM-DADE COUNTY OR A STATE OF FLORIDA APPROVAL 7-16 PEAK ROOF HEIGHT GRE477ER THAN 60 F EEr LESALE) go G1�� EGATIVE E A.S.D. 4 89.0 BUILDING SCHEMATIC 9 91.1 9 93.0 9 94.7 978 4 100.4 3 102.8 104.9 `.�P. �.��INSe ' 106.9 = z 1111 _ No. 44167 = 114.7 = * *= r 117.8 -o'• STATE OF 120.5 123.1 ' � �� .. 1 125.3 f ' '"'tNl tj i t %%%�\`\ 2020 (7th EDITION) FLORIDA BUILDING CODE - BROWARD, PALM BEACH, MARTIN, ST. LUCIE & IND14N RIVER COUNTIES 02020 TILTECO, INC ASCE 7-16 / WIND PRESSURE CHART M P STORM PANELS, ACCORDION & BAHAMA SHUTTERS *** DRAWN BY RISK CAT. 11 BLDGS 0612312020 L E C O N c. WIND PRESSURE CHART DATE TIWT TESTING & ENGINEERING COMPANY BASIC WIND SPEED = 170 mph 6355 N.W.J6th. St. Ste. J05, VIRGINIA G4RDENS R.M166 20-17 4RED BY Phone:(J05f871-15J0.Fax:(J05)871-15J1 EXPOSURE D, Kd = 0.85 CA-0006719 REV.No OcscR�nON talc REV.No OtscRm00R �� DRAWING No WALTER A. TILLIT Jr. P.E. FLORIDA LIc. hq 44167 1 1 OLD 17-194 10612312a2ol s SHEET 1 Of 1 2 "