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� <br /> a . � � <br /> TABLE 1 �j <br /> . RUNOFF FACTORS FOR STORM SENERS � , � <br /> � <br /> FLAT ROLLING <br /> �-s� >5� k7 <br /> UNDEVELOPED LAND . _ <br /> � . - - � <br /> Wood E Forest . . . . . . . . . 0.05 0.10 <br /> Sparse Trees $�Ground Cover . . . . . . 0.10 0.15 � , <br /> Light Grass to IIare Ground . . . . . . 0.15 - 0.20 - -.- � <br /> 1 DEVELOPED AREA '. . - • ` �' <br /> Pavement �, Roofs . . . fl.90 A,.90 - ` +� <br /> Gravel Roads £, Parking�Lots . : . :�� - -., 0.75 - •�9..$0_s;;_;::.,-c_- = ; <br /> City Business . . . . . . . -0.85 0:90 -_� <br /> Apartmant Dwelling•Areas . . . . .. 0.80 0:85 = <br /> � Industrial Areas (Heavy) . . . . . . . : �0.70 ;0.80 _; ,_ _ - _ . <br /> Industrial Areas (Light) . . . . : 0.60 • 0.70 - <br /> Earth Shoulder . . . . . . . . . . . 0.50 - 0:50 _ _ ' -� <br /> Playground . . . . . . . . . . . . 0.25 ' 0.30 <br /> Laians , Meadows�F, �Pastures . . . . 0.20 ~ 0.25 �- _ _ -, ; - <br /> j Parks $ Cemetery . . . . . . . . . . 0.15 0.20 . _ � <br /> SINGI.E FAMILY RESIDEN�IAL. {� <br /> (Dwelling llnit/Gross Acre) p <br /> � <br /> l .u-1 . 5 ➢U/GA . . . . . . . . . . . . . . . 0 .30 '� <br /> � 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 Dl'/GA . . . . . . . . . . . . . . . 0.50 � <br /> 6 .0-9.0 DU/GA . . . . . . . . . . . . . . 0.60 , <br /> � 9 .0-15.0 DU/GA .� . . . . . . . . . . . . . . 0 .70 ; <br /> � f <br /> � <br /> 1 ( <br /> - ,� <br /> _ . ..•. .. .. � <br /> 1 , ",_- - '. <br /> • .: �I ' 1 5(�� .._' . ., . . . � <br /> . ... . . . . .._ . . . r �.a�t. �ii �}`.:-.Y . �.,. ........ . . �.�sai"F+M.`� .i�¢ 2.. - . <br /> j tik. � <br /> . . ` t .��f� ,� �r '' s �F�y;`'S+' 1'i' f " s <br /> � � I�i. ' . �.�i_ trv���',��A�S`�({y'Ya-w.:<�ti. 4.��l�Lr� : . ' ._ .'�i+n��S . . . . . <br />