HomeMy WebLinkAbout2911721430019-03182016PROPOSED DRAINAGE TO THE FRONT YARD (7.030SF)
Q,e- CIA
c = (3,156/43,560).9 + (3,874/43,560).4 _ 0.62 1 ,.,_,301 C Olt\AII 0.16 1-5= 14 min.
I = 4.9 in/hr
Q,e 0.62 x 4.9 x 0.16 =03,49 C2:.:
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In
DRAWN BY
JLS
DATE
03/18/16
REVISIONS
CAD FILE
23255.dwg
PROJECT NO.
23255
SHEET 1 OF 1
EXISTINph _DRAINAGE
EXISTING DRAINAGE TO THE REAR YARD (11.542SF)
0,.= CIA
c (1,663/43,560).9 + (9,879/43,560).4 _ 0.42
0.26 = 14 min.
I = 4.9 in/hr
0.= 0.47 x 4.9 x 0.26 =q1.60
EXISTING DRAINAGE TO THE FRONT YARD (5.521SF)
c _ (1,975/43,560).9 + (3,546/43,560).4 _ 0.66
DJ 3 11.= 14 min.
I = 4.9 in/hr
0,.= 0.58 x 4.9 x 0.13 =Q7 C.F.
nSD anla Mi•n• 1
:OA
PROPOSED
DRAINAGE
BOUNDARY
PROPOSED , J?R
PROPOSED DRAINAGE TO REAR YARD (10.033SE)
Q= CIA
C = (1,755/43,560).9 + (8,278/43,560).4
0.23 0.49 1*,= 14 min.
I = 4.9 in/hr
Q= 0.49x 4.9 x 0.23
/
*
MMV.I.MMENVINIML.=VI.M.-,==0.4,1 11/1.1n1,.1n111,41M/1.1 11:
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4.0446, -Nrk •
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EXISTING
DRAINAGE
BOUNDARY
SCALE IN FEET
0 20' 40'
1 inch = 20 feet
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OT 5
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