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_�,- ., �. _ . . .. . _ , _ .� . <br /> Design Storm Peak Storage Time ':�ax;mum Storage Volu:ne (Ft3/AC) <br /> (Minutes) <br /> 10 Y R T = -25 + 2254 VS = 35�7T - 40 QoT <br /> �o �- <br /> 25 YR T =-25 + 2706 VS = 4329T - 40 Qo'f <br /> V �o � <br /> 50 YR T =-20 + 2160 V = 4329T - 40 QoT - -. .. - <br /> Qo 5 T+20 <br /> 100YR I T -20 + 2� VS = 48��.. 40Qoi . <br /> ; .• , . <br /> How to use table: ' _ ' " =""'-'`"'"' <br /> ' . :�b 'k:- .'.�C_�".` :y-'��.::.- <br /> �A. _ <br /> Example: Qallow = 0.9 cfs . - -- . - -�`" "`'-"'. <br /> ��:a+c -.�-,i�_= <br /> Design Storm = 25 Yr. ...,:.;;� : - -.• - '��.1��: _ - <br /> �. - _- '= <br /> A = !0 acres " ' '. ' .... . >_t:.c:`-'.:� <br /> Cdev = 0.9 - . � -- .. <br /> Qo = ( allow) = 0.9 = 0.1 <br /> A Cdev (l0it.9 . <br /> T - -25+ 2706 = 139.5 <br /> 0.1 <br /> VS = 4329 (139.5) - 40(0.l)(139.5) _ <br /> 139.5 + 25 <br /> YS - 3i:3 cf/acre impervious <br /> T46/� Z. <br /> �_ - --..,_ _ : ......_..: ._._...____.�._. .�----:�_.�-�._..�.. . _ ....._ ._ _. <br /> . ,,�.�cn,s::.�,:p . .. ..._1. ...t-.. � .. . . . -. . <br /> Y :`:. <br /> .. � . y . . � ' ._ .. - . L . <br /> � .w '• .. . .-. ' .. <br /> ./w P <br /> .4✓� ' C:1ti11x" t �ll . ...X�...1 .�.L'.:'�cY�.l1.. � _ . . ' .. . . . . . . -. - . <br />