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_.., <br /> � <br /> ._�. ._.. <br /> , � <br /> TABLE 1 <br /> RUNOFF FACTORS FOR STORDI SEIVERS r� <br /> FLAT ROLLING <br /> 0- 5$ �5% <br /> UNDEVELOPED LAND <br /> IVood F� forest . . . . . . . . . . . . . 0 . 05 0 . 10 <br /> . 0 . 10 0 . 15 ; <br /> Sparse Trees F, Ground Cover • • • : : p , 15 0 . 2G i <br /> Light Grass to Dare Ground . • • <br /> DEVELOPEll AREA <br /> . 0 . 90 0 .90 <br /> Pavement �, Roofs . . • • • • • • ' p �S p , 80 <br /> Gravel Roads f, Parking Lots . . . • : � 85 p , 90 <br /> City Business . . . . . . . . . • • � $� p , 85 <br /> Apartment Dwelling Areas • • • • • � �� p , 80 <br /> � Industrial Areas (lleavy) • : : : ; � 6� 0 .70 <br /> Industrial Areas (Light) • , 0 . 50 0 . 50 <br /> Larth Slioulder . . . . . . . . . . • 0 25 p , �0 <br /> Playground . . • • • • • • • ' ' ' : Q Zp p , 25 <br /> La,ans , Meadows F� Pastures . • • ' ' � . 0 . 15 0 . 20 <br /> Parks f, Cemetery . . . . . . . . . . <br /> SINGLE PAh1ILY RI:SIDL•N7'7A1. <br /> (Dweliing Unit/Gross Acre) <br /> . 0 . 30 <br /> 1 . 0-1 . 5 DU/GA . . . . . . • • • • ' ' ' � , p . 35 <br /> 1 . 5-3 . 0 DU/GA . . . . . . • � • • ' ' � ; . p ,40 <br /> 3. 0-3 . 5 DU/GA . . . . . . . . . . . . . . 0 . 45 <br /> 3 . 5 -4 . 0 DU/GA . . . . . . . . . . . . . . 0 . 50 <br /> 4 . 0-6 . 0 DU/GA . . . . . • • • • ' ' ' ' , p ,60 <br /> 6 . 0-9 . 0 DU/GA . . . . . . • • • . . • • . 0 . i 0 <br /> 9 . 0- 15 . 0 DU/GA . . . . . . . . . . . . . <br /> " ' <br /> 1S <br /> 5/79 <br /> i i <br /> _..� <br />