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<br />'. VI.) Uplift pressure (U): <br /> <br />Pressure coefficient (GCp) : <br /> <br />Transverse pressure (Ph) : <br /> <br />Longitudinal pressure (PI) : <br /> <br />U=Pv( GCp )(1) <br /> <br />McAdams Addition <br /> <br />:::~~;ZineI:: :~lrtarlSverse ~':~:::Paiiimet~t :~}Uooat1on::. <br />... .........................-...... ............................ ........--..................... <br />................... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ............. .. -........... . . ...,.................... <br />1 O. 80 N/A Sidewall <br />2 -0. 75 - 1 .00 Roof <br />3 -0 75 -0. 65 Roof <br />4 -0. 70 N/A Sidewall <br />5 N/A O. 65 Endwall <br />6 N/A -0. 5 5 Endwall <br /> <br />Height (ft) Pressure (pst) <br />0-15 -15.8 <br />15-20 -17.3 <br />20-40 -21.0 <br />40-60 -23.3 <br /> <br />Height (ft) Pressure (pst) <br />0-15 -21.0 <br />15-20 -23.0 <br />20-40 -28.0 <br />40-60 -31.0 <br /> <br />Therefore ; <br /> <br />"Longitudinal pressure governs uplift design" <br /> <br />Page 4 <br /> <br />r:::; <br /> <br />Catalano, P. E. <br />8/12/94 <br /> <br />