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Structural Calculations - Enclosure to Base/Tank or Pad <br /> Zephyrhaven Replacement <br /> Critical Pressures & Loads <br /> To determine maximum moment forces,pressures are algebraically combined relative to toward or away <br /> forces(+&-)and each wind direction. <br /> Wind Direction 1 <br /> Net Pressures with+Internal Pressure(+Gcpi) <br /> Walls 1 &2 - 89.3 psf = 0.6200 psi <br /> Wall 3 or 4 - 73.0 psf = 0.5067 psi <br /> Roof Uplift - 96.4 .psf = 0.6693 psi <br /> Net Pressures with-Internal Pressure(-Gcpi) <br /> Walls 1 &2 - 89.3 psf = 0.6200 psi <br /> Wall 3 or 4 - 40.7 psf = 0.2825 psi <br /> Roof Uplift - 64.1 psf = 0.4452 psi <br /> Wind Direction 2 <br /> Net Pressures with+Internal Pressure(+Gcpi) <br /> Walls 3 &4 - 105.5 psf = 0.7329 'psi <br /> Wall 1 or 2 - 73.2 psf = 0.5085 psi <br /> Roof Uplift - 121.7 psf = 0.8450 psi <br /> Net Pressures with-Internal Pressure(-Gcpi) <br /> Walls 3&4 - 105.5 psf = 0.7329 psi <br /> Wall 1 or 2 - 40.9 psf = 0.2843 psi <br /> Roof Uplift - 89.4 psf = 0.6208 psi <br /> Seismic <br /> Horizontal Seismic Force (Eh) = 30 Ibs <br /> Enclosure Critical Dimensions &Weights <br /> Total Enclosure Weight (Wt) = 3,000 lbs (Includes all components) <br /> Walls 1/2 Area - (w1) = 7740.7 in <br /> Wall 3 Area - 03) = 16279.3 in <br /> Wall 4 Area - (w4) = 16436.8 in <br /> Roof Area - (R) = 12796.1 in2 <br /> Enclosure Calculated Forces <br /> Maximum Wind Load Forces on Walls <br /> Wind Direction 1 <br /> Net Forces with+Internal Pressure(+Gcpi) 10/2/2018 <br /> Walls 1/2 - = 4,800 Ibs <br /> Wall 3 or 4 - = 8,329 Ibs <br /> Roof Uplift - = 8,565 Ibs Matthew T. Baldwin, P.E. <br /> Florida License#64608 <br /> Page 7-1 <br />