SW6210503_Design Calculations (Antiflotation)_20211110

Townsend Estates Pond 41
Wet Pond
Antiflotation Calculation
Input Data
Safety Factor:
1.25
Top Width of Riser (ft)
4.00
Top Length of Riser (ft)
3.00
Thickness of Riser (ft)
0.50
Thickness of Bottom of Riser (ft)
0.50
Top of Riser (ft)
210.00
Invert of Riser (ft)
205.50
Volume of Riser (cf)
33.00
Unit Weight Of Concrete (lb/cf)
150.00
Unit Weight of Water (lb/cf)
62.40
Block Height (ft)
0.00
Block Width (ft)
4.00
Block Length (ft)
3.00
Output
Fw (Uplift Force, lb)
3369.60
Fc (Weight of Concrete,lb)
4950.00
Design Volume (cf)
33.00
Design Safety Factor
1.47
Volume OK
1651 Antiflotation.xls 10/5/2021