SW6240203_Design Calculations_20240511

Revised SCM Calculation 5/11/24
SW6240203
Rv = 0.05+.0091
post dev
I= 83% % 1.11 48146 da
Rv= 0.798 0.92 40033.00 is
83.1% % Imp
Volume to be Controlled
V = design rainfall x Rv x drainage area
DA 1.11 ac
Design Rainfall 1 in
Volume= 3203.0833 cf wqv
wqv a 2402.31 cf
df-depth of filter 2 ft
ha-average head 1
h max wqva/as+af
as of
h max wqv a as +af min min
0.5 2402.31 4804.63 211.4035 857.59
1 2402.31 2402.31 211.4035 771.83
1.5 2402.31 1601.54
2 2402.31 1201.16
Area Sed Area Filter as+af
999 999 1998
VOLUME 2997
Note: