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Mountinq Hardware-Enclosure With Baserrank to Pad <br /> No. of Bolt Connections Along Wall 3/4 = 5 Bolts 1/2"-13 Bolts - Grade 5/Galt'. <br /> No. of Bolt Connections Along Wall 1/2 = 0 Bolts 1/2"-13 Bolts - Grade 5/Galt'. <br /> Enclosure With Base/Tank Design Calculations <br /> Mounting Hardware-Shear and Tension <br /> Carbon Steel Ultimate Stress = 120,000 psi <br /> Carbon Steel Nom. Shear Stress = 48,000 psi <br /> Carbon Steel Nom.Tensile Stress = 90,000 psi <br /> 1/2 in. Bolt Nominal Area = 0.196 in <br /> 1/2 in. Bolt Net Tensile Area = 0.142 in <br /> Shear Strength per Bolt = 4,704 Ibs <br /> Tensile Strength per Bolt = 8,820 Ibs <br /> Avail.Tensile Strength per Bolt = 8,820 Ibs (Combined Tension and Shear) <br /> Total Bolts Shear Strength (R b) = 47,040 Ibs <br /> Total Bolts Tensile Strength (Rtbl) = 44,100 Ibs (Only on one side) <br /> Conclusion <br /> Shear <br /> (VEB) 4,700 Ibs < (Rtb) 47,040 Ibs OK <br /> Tension <br /> (OEB) 8,051 Ibs < (Rtbl) 44,100 Ibs OK <br /> Fuel Tank Floatation Calculations <br /> Tank Total Displaced Volume = 303.875 cu.ft <br /> Total Tank Buoyancy Force = 18,962 Ibs <br /> Total Structure Weight = 12,980 Ibs (Excluding Fuel Weight/Empty Tank) <br /> Total Buoyancy Uplift Force (Fb) = 5,982 Ibs <br /> Total Bolts Tensile Strength (Rtb) = 88,200 Ibs <br /> Conclusion <br /> Buoyancy <br /> (Fb) 5,982 Ibs < (Rtb) 88,200 Ibs OK <br /> 10/2/2018 <br /> Matthew T. Baldwin, P.E. <br /> Florida License#64608 <br /> Page 8-3 <br />