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,... / . .._ _ ._ � <br /> TABLE 1 � <br /> RUNOFF FACTORS FOR STORM SEIVERS <br /> D � <br /> FLAT ROLLINS <br /> 0-5$ �5� � <br /> UNDEVELOPED LAND <br /> � _ . <br /> Wood f� Forest . „ . . . . . 0.05 0.10 � <br /> Sparse Trees $ Gs-ound Cover . . . . . . 0.10 0.15 <br /> Light Grass to Bzire Grnund . . . . . . 0.15 0. 20 ` <br /> � DEVELOYED AREA • . .� .;� <br /> � . . � . .. . __ . . . . . . . •r <br /> . Pavement $ Roofs ' , , ' � 0.90 . 0.90 -• � $ <br /> . GraveY � ?toads $ Parking�Lots . . . . . . 0.75 0.80 � <br /> � City Business . . . . . . 0.85 0.90 '' <br /> � Apartmenti Dwellirig�Asea� . . . , , ., p,gp 0.85 � <br /> _ Industrial Areas (Heavy) . . . C.70 0.80 <br /> :ndustrial Areas �Light) . . . . . . 0�60 tl,�70 t <br /> Earth Shoulder . . , . . . . . . 0.50 . 0.50 � <br /> � Playground . . . . . . 0.25 0.30 <br /> Lawns, Meadows�F, Pastures � p.2p �.ZS " <br /> � .l Parks F, Cemete;y . . . . . � . . . . 0.15 0. 20 � <br /> J� <br /> S;A'GLE FAMILY RESIDENTIAL. <br /> (Dwelling Unit/Gross Acre) � <br /> i ; 1.0-1. 5 DLI/GA . . . : . . . . 0.30 �.! <br /> 1 .5-3.0 DU/GA . . . < . , . . ' . . . . . Q.35 fF <br /> 3.0-3.5 DCl/GA . . . . . . � � � � � � 0.40 <br /> 3. 5-4.0 DU/GA . . . . . . . . . . . . . . • p.45 > <br /> 4 .0-6.0 DL!/GA . . . . . . . � � � � � � � � '' <br /> 6 .0-9.0 Dif/GA . . . . . , . . . . . . . 0.50 � <br /> 9.0-15.0 DCf/GA . . . . , a , : ' ' ' ' • - . 0.60 . <br /> - . . . . . . 0 .70 . <br /> � <br /> � <br /> � <br /> • . '.. ( <br /> . . � � .� <br /> � • _ ' :; � <br /> . � <br /> 5/79 18 � <br />