SW6230705_Design Calculations_20240304 (24)

SERENTIY 3,4 & 5
SCM 14
Drawdown Time
Temporary storage volume= 28,551 cf
Orifice#ldiameter= 2.8 in
# 1
Area of orifice= 0.0428 sf
Orifice Coefficient(Cd) = 0.60
Orifice elevation= 303.00 ft
Water elevation= 304.82 ft
Driving head(H)= 0.61 ft
Discharge(Q)= 0.160508 cfs
Drawdown time= 177881 s
49.4 hr
2_1 days