SW6230705_Design Calculations_20230831 (29)

SERENTIY 3,4&5
SCM 15
Antiflotation Calculation
Input Data
Safety Factor: 1.5
Top Width of Riser(ft) 5
Top Length of Riser(ft) 4
Thickness of Riser(ft) 0.5
Thickness of Bottom of Riser(ft) 0.5
Top of Riser(ft) 299
Invert of Riser(ft) 295.5
Volume of Riser(cf) 38
Unit Weight Of Concrete(lb/cf) 150
Unit Weight of Water(lb/cf) 62.4
Block Height(ft) 0.5
Block Width(ft) 5
Block Length(ft) 4
Output
Fw(Uplift Force,lb) 4368
Fc(Weight of Concrete,lb) 7200
Design Volume(cf) 48
Design Safety Factor 1.65 Volume OK