SW6201202_Calcs (Ditch)_20210325

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5źƷĭŷ/ğƌĭǒƌğƷźƚƓƭ Q=2.53cfs
Ditch#1Ditch#5
FaithwillCtSta.4+00to8+00rightFaithwillCtSta.2+50to4+00left
T=31.6min;use30minT=5min
CC
Kerby:L=430lf;s=0.005;n=0.4DA=0.12ac
DA=1.22acC=0.8
C=0.45I=7.90in/hr
I=3.86in/hr
Q=0.76cfs
Q=2.12cfs
Ditch#6
Ditch#2FaithwillCtSta.0+00to2+50left
FaithwillCtSta.2+50to4+00right
T=5min
C
T=21.7min;use15minDA=0.15ac
C
Kerby:L=191lf;s=0.005;n=0.4C=0.8
DA=0.51acI=7.90in/hr
C=0.45
I=5.33in/hrQ=0.95cfs
Q=1.22cfsDitch#7
Ditch#3T=30min
C
FaithwillCtSta.0+00to2+50rightDA=3.60ac
C=0.45
T=45minI=3.86in/hr
C
DA=3.09ac
C=0.45Q=6.25cfs
I=3.19in/hr
Ditch#8
Q=4.44cfs
T=45min
C
DA=4.25ac
Ditch#4
FaithwillCtSta.4+00to8+00leftC=0.45
I=3.19in/hr
T=5min
C
DA=0.40Q=6.10cfs
C=0.8
I=7.90in/hr

Ditch#9
JamesAllenLnright
T
=15min
C
DA=1.31ac
C=0.8
I=5.33in/hr
Q=5.59cfs
Ditch#10
JamesAllenLnleft
T=27.9+15.9min=43.8min;use45min
C
Kerby:L=208lf;s=0.002;n=0.4
Kirpich:L=1,404lf;s=0.005
DA=3.87ac
C=0.6
I=3.19in/hr
Q=7.41cfs