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1、WIND LOAD CALCULATION FOR ENCLOSED & PARTLLY ENCLOSEDBUILDING Longer dimension of buildingL36mShorter dimension of buildingB15mHeight of bulding (Eaves height)h7.6mRoof Angle5.71 degreesTopographical factorKzt1Cl.6.5.7 ASCE7-05Wind Directionality Factorkd0.85Table6-4 ASCE7-05Basic Wind SpeedV40m/sec

2、As per DBMImportance FactorI1Table1-1 ASCE7-05Gust FactorG0.85Cl.6.5.8 ASCE7-05Internal Pressure coefficient, GCpiGCpi0.55Figure 6-5 ASCE7-05Velocity Pressure Coefficient at the mean roof heightHeight from0 to 4.6Kh0.85Table6-3 ASCE7-054.6 to 6.1Kh0.96.1 to 7.6Kh0.947.6 to 9.1Kh0.989.1to12.2Kh1.04Ve

3、locity pressure evaluated at mean roof height hqh= 0.613.Kh.kzt.kd.V2.Iqh =0.867 kN/m2Cl.6.5.10 ASCE7-05Side cladding starts from 103.6m level.Building type : Enclosed.Cl.6.2 ASCE7-05(i) Design pressure for Main Wind ForceResisting System- Enclosed Buildingsp = qGCp - qi(GCpi)Cl 6.5.12.2 ASCE 7-05Wi

4、ndWind in X directionFrom Fig 6-6 ASCE7-05L/B =0.42mh/L =0.5115L=Wall & Roof pressure coefficeint, CpSurfaceCpWindward wallLeeward wallB =36 mSide WallRoof (Windward)PLAN - 1Roof (Leeward)Wind in Z directionFrom Fig 6-6 ASCE7-05mL/B =2.415h/L =0.21Wind B=Wall & Roof pressure coefficeint, CpL =36 mSu

5、rfaceCpWindward wallPLAN - 2Leeward wallSide WallRoofDesign Wind Pressures, p (kN/m2)LOAD : 31Wind(+x) - (+iveGCpi)SurfaceGCpGCpiqqGCpqGCpipWindward wall00.550.8670.000.477-0.48Leeward wall00.550.8670.000.477-0.48Side Wall00.550.8670.000.477-0.48Roof (Windward)00.550.8670.000.477-0.48Roof (Leeward)0

6、0.550.8670.000.477-0.48LOAD : 32Wind(+x) - (-iveGCpi)SurfaceGCpGCpiqqGCpqGCpipWindward wall0-0.55 0.8670.00-0.4770.48Leeward wall0-0.55 0.8670.00-0.4770.48Side Wall0-0.55 0.8670.00-0.4770.48Roof (Windward)0-0.55 0.8670.00-0.4770.48Roof (Leeward)0-0.55 0.8670.00-0.4770.48LOAD : 33Wind(-x) - (+iveGCpi

7、)SurfaceGCpGCpiqqGCpqGCpipWindward wall00.550.8670.000.477-0.48Leeward wall00.550.8670.000.477-0.48Side Wall00.550.8670.000.477-0.48Roof (Windward)00.550.8670.000.477-0.48Roof (Leeward)00.550.8670.000.477-0.48LOAD : 34Wind(-x) - (-iveGCpi)SurfaceGCpGCpiqqGCpqGCpipWindward wall0-0.55 0.8670.00-0.4770

8、.48Leeward wall0-0.55 0.8670.00-0.4770.48Side Wall0-0.55 0.8670.00-0.4770.48Roof (Windward)0-0.55 0.8670.00-0.4770.48Roof (Leeward)0-0.55 0.8670.00-0.4770.48LOAD : 35Wind(+z) - (+iveGCpi)SurfaceGCpGCpiqqGCpqGCpipWindward wall00.550.8670.000.477-0.48Leeward wall00.550.8670.000.477-0.48Side Wall00.550

9、.8670.000.477-0.48Roof 00.550.8670.000.477-0.48LOAD : 36Wind(+z) - (-iveGCpi)SurfaceGCpGCpiqqGCpqGCpipWindward wall0-0.55 0.8670.00-0.4770.48Leeward wall0-0.55 0.8670.00-0.4770.48Side Wall0-0.55 0.8670.00-0.4770.48Roof 0-0.55 0.8670.00-0.4770.48LOAD : 37Wind(-z) - (+iveGCpi)SurfaceGCpGCpiqqGCpqGCpipWindward wall00.550.8670.000.477-0.48Leeward wall00.550.8670.000.477-0.48Side Wall00.550.8670.000.477-0.48Roof 00.550.8670.000.477-0.48LOAD : 38Wind(-z) - (-iveGCpi)SurfaceGCpGCpiqqGCpqGCpipWindward wall0-0.55 0.8670.00-0.4770.48Leeward wall0-0.55 0.8670.00-0.4770.48Side Wal

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