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I" • <br /> MORRISON HERSHFIELD <br /> Project#: 7170339 Date: 10/09/2017 <br /> Site: SEA Casino Road By: YW <br /> WIND LOAD CALCULATION <br /> Code: I International Building Code 2015 v 1 <br /> Occupancy: <br /> _ <br /> Occupancy Group= B 1 Business • <br /> Risk Category & Importance Factors: <br /> Risk Category 1 Category u. kII bldgs and other structures except those listed in Categories I,Iii,&Ivy V <br /> Wind factor=' 1.00 use 0.60 NOTE: Output will be nominal wind pressures <br /> Snow factor= 1.00 <br /> Seismic factor= 1.00 <br /> Building Geometry: <br /> Roof angle (8) ' 0.00/ 12 0.0 deg <br /> Building length(L) ' 90.0 ft <br /> Least width (B) ' 60.0 ft <br /> Mean Roof Ht (h) ' 15.5 ft <br /> Parapet ht abode grd ' 19.5 ft <br /> Minimum parapet ht ' 4.0 ft <br /> Wind Loads : ASCE 7-10 <br /> Ultimate Wind Speed' 110 mph <br /> Nominal Wind Speed 85.2 mph <br /> Risk Category II ,. <br /> Exposure Category ' C :Exposure C <br /> Enclosure Classif. Enclosed Building Enclosed Building <br /> Internal pressure +/-0.18 <br /> Directionality (Kd) 0.85 rAsCE7 Load Combinations Used <br /> Kh case 1 ' 0.855 <br /> Kh case 2 0.855 I ,�� <br /> Type of roof Gable Gable v! V(z <br /> Z Til <br /> y.Speed <br /> uR <br /> Topographic Factor (Kzt) <br /> Topography Flat i Flat . (`) 4 ara <br /> "'"�] }xidnvhndJ <br /> Hill Height (H) 0.0 ft H< 15ft;exp CM H12 <br /> Half Hill Length(Lh) 0.0 ft :. Kzt=1.0 III H <br /> } t.h H12 <br /> Actual H/Lh = 0.00 J ._ <br /> Use H/Lh 0.00 <br /> Modified Lh = 0.0 ft ESCARPMENT <br /> From top of crest: x=' 0.0 ft ' <br /> Bldg up/down wind? downwind i downwindv I V(Z) I <br /> Z♦ ,'` <br /> H/Lh= 0.00 Ks= 0.000 1 !{ Speedup <br /> x/Lh= 0.00 K2= 0.000 V(Z) x(upwind) %--.i x(downwind) <br /> z/Lh= 0.00 K3= 1.000 \, H/2"H <br /> At Mean Roof Ht: f �11. ' .,H/2� <br /> Kzt=(1+K1K2K3)"2= 1.00 <br /> 2D RIDGE or 3D AXISYMMETRICAL HILL <br /> 2 <br />