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� % <br /> TABLE 1 � <br /> RU�OFF F„CTORS FOR STORM SEtVERS . ( <br /> J 1 <br /> � FLAT ROLLTNG � <br /> 0-S$ :�51 <br /> UYDEVELOPED LAND � : � t <br /> f . 0.05 0,10 l <br /> lVood $ Fo:est . . • • • • • • • • . <br /> Sparse Trees $ �Ground Cover . . . _. . . 0.10 0.15 • _ : <br /> Light Grass to Bare Ground . . . . . . 0 .15 �- 0.20 -' .: � .- f <br /> t <br /> / DEVEI.OPED AREA '. . . - - " .. --._ t <br /> ' :.:• F <br /> . , 0.90 - ,�.90. � : r <br /> Pavement �, Roofs . . . • ; . 0.75 - -�'' - -- — - <br /> Gravel Roads �, Parking�Lots . : - � =51..$0.-sn _ _ <br /> City Business . . . . . . :' 0.85 �-0:90 - _ _:1 <br /> Apartment Dwelling•A.reas . . . . 0.80 :0.85 _ _1 <br /> ' Industrial Areas (Heavy) . . . . �0.70 0.80 . . <br /> Industrial Areas (Light) . ' : 0.60 0:70 - �'; � <br /> Earth Shoulder . . . . . . . � . 0.50 � 0:�0 - _ <br /> Playground . . . . . . . . . . . 0.25 - 0.30 — _ <br /> Lawns , Meadows.6.Pastures . . . _ . . 0.20 ' 0.25 , ' , � <br /> Parks $ Cemetery . . . . . . . . . . 0.15 `0.20 . _ <br /> j . <br /> SINGLE FAMILY RESIDENTIAL. � <br /> (Dwelling Unit!Gross Acre) <br /> 1 .0-1 . 5 DU/GA . . . . . . . . . . . . . . . 0.30 '; <br /> b 1 .5- 3.0 DU/GA . . . . . . . . . . . . . . . 0.35 _ . � <br /> 3.0-3.5 DU/GA . . . . . . . . . . . . . . . 0.40 <br /> 3. 5-4. 0 DU;GA . . . . . . . . . . . . . . . 0.45 <br /> 4.0-6. 0 DU/GA . . . . . . . . . . . . . . . 0.50 <br /> 6 .0-9 .0 DU/GA . . . . . . . . . . . . . . 0.60 . � <br /> S .0-15 .0 GU/GA .� . . . . . . . . . . . . . . U.70 <br /> i <br /> � <br /> i , - ' � <br /> - ..... ,. . . ... .. . � <br /> ► • '°` ' -. . . . <br /> . . p <br /> �` <br /> .�� � � . ....._.. . .-`�.: . ..- - . � <br /> . .� . . . . _ . . . .:r -°'-�- . <br /> ;s ;, . x,.s i - <br /> � -- :R.i_ } � r-.` .. r �� i . . � <br /> . . . � .:r..�e.-r .v_':k � . . . _ ' . .. . .. x� r - ._'. . <br /> a _ ._ . ,:: �.�_.. .. _. . <br /> . ._ <br />