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61 <br /> Time of Concentration Calculations <br /> 2-year,24-hour rainfall depth(in.) 3.54 <br /> Land Start End Average Hydraulic Time <br /> Catchment Flow Regime Length Cover Roughness Elev. Elev. Slope Radius (min) ' j /1 1 <br /> 1 Sheet Flow 100 Woods 0.4 536.00 524.00 0.12 9.97 <br /> 1 Shallow Concentrated Flow 763 Unpaved 524.00 502.00 0.03 4.64 <br /> TOTAL 1 14.61 /'/'i / ®""° / _/ 1 I 7­1 IN° Z <br /> 154 <br /> ov(nf <br /> j 100 SHEET h� <br /> / / FLOW 012% n =n N <br /> _ \ <br /> Ib <br /> w <br /> / �Zi /'�' -r �/ O .� \ / / l I V/ /// �� • <br /> � <br /> /�O'���1�/ I`A�j err(�J6 ��kd4r �'� I <br /> �i' /''/'' /' /i' i' ''ism.' —�'''�/ ' 'J 32 /1`�J / / . 1 1 I I j / / l S �■ w <br /> _ � - Y Jr H <br /> / J / ��^/ // ///// ii/� / //� /// � / / / / a� X -\ � � / /� � I(n� ��� ,J20 52Q �h�/ I✓l \\� 11 1 ;�I /' I �// / O �� S <br /> a� �� � <br /> /� � tlLN.w / \ ' /I / I/ O It'. 3 M <br /> Ch <br /> ID i —��sv /' �/� .� �� 1�•� / f rw \ <br /> '�i'', '////�� Y / ''JCL/ �..� / �� "�' ( •�� � s / // i/l�' / q i / \"V �^ \/ /.�/—�� /� <br /> 50 <br /> 1" 117 <br /> / E`;ISTING ♦' I! / / /' <br /> GRAVEL ♦ \ —_1' \ / / ��V.]pc .mil / / 3 y / / / <br /> 00 ,DRIVE <br /> 1015' ..�:�. - � /"/ ���' � �f" / 16 763' SHALLOW <br /> ='� ? 1 ( , /. r CONCENTRATED <br /> , <br /> .. 1 FLOW ® 3% <br /> r � <br /> l <br /> GRAVEL <br /> 6�5,U 1 1 1� ' /yam\ 1 �•\ �• ��`O/X0 I-- ,/� I 'j I (J <br /> —' --- <br /> r _ <br /> 1 ,�' ��—' —/ `� °Iry: ---/Jj \I / DATE: <br /> 2024 <br /> APPRO)GIIATE STREAM N T_ "��_'�\-.\\ ^/-----'— �� _ —___ ''— _—' Jj I /—�•/ HORIZ.SCALE: <br /> DIRECTION '' '�'' / \ 1"=100' <br /> o % or now \�_— / ,�1 �/—`! �` ✓' j I 1 r���/^` VERT.SCALE: <br /> Z •r _" �� 1 C' I N/Aa STING <br /> DRAINAGE ,TO E%ISTINc z <br /> WAY STREAM <br /> O N PRO J.MANAGER: <br /> \ <br /> \�J\`"\- _ -\ ` \�`\ '�\ `-�\ \ \` �y " _ 1 �\ �_� Curve Number Calculations DRAWN BY: <br /> \� d <br /> O —t \ \ �— \ — —\_ �� / W z PROJECT NO: <br /> a —�_ �� �) `��� ��� \�� \r\�_ \ Catchment Area(ac.) LandCover HSG Curve Number Composite CN A <br /> w \ ' \\ j `^\ r `^�—` �\�\ — `�_\ �\ \ 1 0.01 Impervious B 98 1.0 GW'r A DRAWING NAME: <br /> 1 0.29 Gravel,Fair B 85 24.7 a SWM-30015.DWG <br /> —\ \ <br /> 1 6.34 Woods Fair B 60 <br /> O I \ \ 380.4 SHEET NO. <br /> ¢ I \ \— 1 _ 1 0.98 Open Space,Fair B 69 67.6 <br /> \/-�\ \\ (r It4 ----' '\__\�\ \\\ — `— _ ---_` �\ `�TOTAL 1 1 7.621 62.16 EX-1 <br /> N I i \1 �'/ /�\—�/\ �� \� • ----'"'_/1� `��� `� \� Rounded CN 62 <br />