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<br />- ... ':,.. !f~'. <br /> <br />'. j~' ,:~'t;~; .-1,:(:~,L " <br /> <br />TR-55 CURVE NUMBER COMPUTATION <br /> <br />VERSION 1.11 <br /> <br />Project: rosedale corfì. p]::¡za User: dIp <br />County ramsey ~tate: MN Checked: <br />Subtitle: bldg 9 proposed DIRECT TO STORM SEWER <br /> <br />Date: 06-20-91 <br />Date: ___ <br /> <br />---------------------------------------.------.------------------------------------ <br /> <br />COVER DESCRIPTION <br /> <br />A <br /> <br />Hydrologic Soil Group <br />B C <br />Acres (CN) <br /> <br />D <br /> <br />--------------------------------~----------------------------------------------- <br /> <br />.-,,-----.,".-. <br /> <br />FULLY DEVELOPED URBAN AREAS (Ve0 Estab.) <br />Open space (Lawns,parks etc,) <br />Good condition; grass cover )·75% <br /> <br />0.90(61) <br /> <br />Impervious Areas <br />Paved parking lots, roofs, driveways <br /> <br />2.74(98) <br /> <br />Total Area (by Hydro]ogic Soil Group) <br /> <br />3.64 <br /> <br />---- <br /> <br />I <br /> <br />------------------------------------------------------------------------------- <br /> <br />TOTAL DRAINAGE AREA: 3.64 Acres <br /> <br />WEIGHTED CURVE NUMBER:89* <br /> <br />------------------------------------------------------------------------------- <br /> <br />* - Generated for use by GRAPHI.C method <br /> <br />,.. <br /> <br />i <br />" <br /> <br />, . <br />