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<br />Data for Arden Hills <br />TYPE II 24-HOUR RAINFALL= 3.50 IN <br />Prepared by Short Elliott Hendrickson Inc, <br />HvdroCAD 5,11 001264 (cl 1986-1999 Applied Microcomputer Systems <br /> <br />Page 49 <br /> <br />17 Jul 01 <br /> <br />POND 11 Pond 11 <br />Qin = 40.87 CFS @ 12,09 HRS, VOLUME = 2.91 AF <br />Qout= 5,65 CFS @ 12.84 HRS, VOLUME = 2,17 AF, ATTEN= 86%', LAG= 44,9 MIN <br />ELEVATION AREA INC.STOR CUM,STOR STOR-IOO METHOD <br /> (FT) (AC) (AF) (AF) PEAK STORAGE = 7,60 AF <br /> 871.3 ,83 0.00 0.00 PEAK ELEVATION= 878,3 FT <br /> 876.3 1.13 4,90 4.90 FLOOD ELEVATION~ 880.3 FT <br /> 877.3 1.35 1.24 6,14 START ELEVATION= 877,3 FT <br /> 879,3 1.49 2,84 8,98 SPAN= 10-20 HRS, dt=,l HRS <br /> 880,3 1.64 1.57 10.55 <br /> <br /># ROUTE <br />1 P <br /> <br />INVERT <br />877.3' <br /> <br />OUTLET DEVICES <br />24. CULVERT <br />n=,012 L=100' S=,Ol'/' <br /> <br />Cc=,9 <br /> <br />Cd=,6 <br /> <br />Ke=.5 <br /> <br />POND I 1 INFLOW & OUTFLOW <br />Pond 11 <br /> <br /> 4. <br /> 35 <br /> J8 <br />~ <br />. 25 <br />4- <br />U <br />~ 20 <br />:3 <br />0 15 <br />..J <br />LL 18 <br /> 5 <br /> 13.\ <br /> <br />STDR-IND METHOD <br />PEAK STDR= 7.60 AF <br />PEAK ElEU= 878.3 FT <br /> <br />Gin= 48,87 CFS <br />Oout= 5.65 CfS <br />LAG= 44.9 MIN <br /> <br />, --- --- <br />I ------ --- -- <br />I -------- <br />~ ':' :: ~ ~ c: ~ ~ '" <br /> N <br /> <br />TIME (hQur~) <br /> <br />I <br /> <br />~ <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br />I <br /> <br />I <br /> <br />II <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br />I <br />I <br /> <br /> <br />I <br />