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<br />Data for Arden Hills <br />TYPE II 24-HOUR RAINFALL= 4,15 IN <br />Prepared by Short Elliott Hendrickson Inc, <br />HvdroCAD 5,11 001264 tcl 1986-1999 Applied Microcomputer Systems <br /> <br />Page 72 <br /> <br />17 Jul 01 <br /> <br />POND 9 Pond 9 <br />Qin = 83.99 CFS @ 12,22 HRS, VOLUME= 7.63 AF <br />Qout= 11. 05 CFS @ 13 ,41 HRS, VOLUME= 5,15 AF, ATTEN= 87%, LAG= 71. 6 MIN <br />ELEVATION AREA INC,STOR CUM,STOR STOR-IND METHOD <br /> (FT) (AC) (AF) (AF) PEAK STORAGE = 16.70 AF <br /> 901. 2 1.83 0.00 0,00 PEAK ELEVATION= 908,7 FT <br /> 906,2 2.25 10,20 10.20 FLOOD ELEVATION= 911. 2 FT <br /> 907.2 2.55 2.40 12.60 START ELEVATION= 907.2 FT <br /> 909,2 2.74 5,29 17,89 SPAN= 10-20 HRS, dt=.l HRS <br /> 911,2 2,94 5.68 23.57 <br /> <br /># ROUTE <br />1 P <br /> <br />INVERT <br />907,2' <br /> <br />OUTLET DEVICES <br />24" CULVERT <br />n=.012 L=100' S=,Ol'I' Ke=.5 <br /> <br />CC=,9 <br /> <br />Cd=,6 <br /> <br />PONO 9 INFLOW & OUTFLOW <br />Pond 9 <br /> <br />8a <br />75 <br />7a <br />65 <br />68 <br />~ 55 <br />~ 58 <br />u 45 <br />~ 48 <br />'" 35 <br />o 38 <br />~ 25 <br />28 <br />'5 <br />'8 <br />5 <br />8" <br /> <br />STCft-IND METHOD <br />PEAK STOR= 15.70 AF <br />PEAK ELEU~ 98e.7 FT <br /> <br />aln:::: 63.99 CFS <br />Oout.= t I . 05 CFS <br />LAG= 71.6 MIN <br /> <br />------- <br /> <br />r <br />, <br />/ <br />N ':' <br /> <br />---- -- <br /> <br />:': <br /> <br />" <br /> <br />~ !::: ~ ~ <br /> <br />" <br />N <br /> <br />TIME (hDur~) <br /> <br />1 <br /> <br />J <br />I <br /> <br />I <br /> <br />1 <br /> <br />I <br /> <br />I <br /> <br />I <br />I <br /> <br />. <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />1 <br /> <br />I <br /> <br />I <br /> <br />I <br />, <br /> <br />I <br />