SW6210503_Design Calculations (Drawdown)_20210518

1651 Townsend Estates
Drawdown Time
Temporary storage volume =
Orifice diameter =
Area of orifice =
Orifice Coefficient (Cd) _
Orifice elevation --
Water elevation ---
Driving head (H) _
Discharge (Q) _
Drawdown time =
29491 cf
2 in
1
0.0218 sf
0.60
205.50 ft
207.50 ft
0.67 ft
0.0858 cfs
343793 s
95.5 hr
4_0 days
1651 Drawdown.xls Printed 5/18/2021