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l l l l l 873.0875.0 <br />874.0 <br />875.0 <br />874.0 <br />873.0 <br />874.0 874.0874.0 <br />875.0 <br />876.0 <br />8 <br />7 <br />4 <br />. <br />0 <br />874.0 <br />875.0 <br />877.44 <br />876.33 <br />876.55 <br />875.36 <br />874.65 <br />874.79 <br />874.18 <br />872.93 <br />874.20 <br />872.70 <br />873.34 <br />873.31 <br />873.50 <br />873.82 <br />875.61 <br />875.63 <br />875.40 <br />875.65 <br />875.61 <br />875.89 <br />>> <br />>> <br />>> <br />>> <br />>> <br />>>>>>>>>>>>>>>>>>> <br />>> <br />>> <br />>> <br />>> <br />>> <br />>> <br />>>0.41 DEPTH <br />0.29 DEPTH <br />0.05 DEPTH <br />0.52 DEPTH <br />0.19 DEPTH <br />0.10 DEPTH 0.03 DEPTH <br />0.07 DEPTH <br />0.25 DEPTH <br />0.23 DEPTH <br />0.03 DEPTH <br />0.02 DEPTH <br />0.17 DEPTH <br />0.17 DEPTH <br />>>873.35 <br />875.65 <br />875.28 <br />875.41 <br />875.45 <br />874.49 <br />873.59 <br />873.69 <br />873.02 <br />873.43 <br />873.12 <br />873.26 <br />873.55 <br />873.11 <br />873.53 <br />873.29 <br />873.12 <br />873.03 <br />875.41 <br />875.38 <br />875.49 <br />875.33 <br />875.26 <br />875.10 <br />H:\LTCANADA_CI_MN\0N1125241\CAD\C3D\MISC-125241-Stanke Drainage Analysis - 1b.dwg 9/21/2023 12:25:19 PMR <br />209 Ryan Drive - Drainage Concerns <br />Little Canada, MN <br />Figure 5 - Roger's Request - Place Berm Across Western Driveway (1 of 2) <br />September 2023 <br />R <br />873.50 <br />EOF EL. <br />873.60 <br />EST. SPILLWAY HEIGHT <br />ASSUMES .10' WEIR HEIGHT <br />THE ROAD IS FLAT AND THIS ELEVATION IS LOW. <br />3" OF WATER WOULD POOL HERE IF A BERM OR CURB WAS INSTALLED. <br />WHEREVER THE CURB ENDS THE WATER WOULD ENTER THE PROPERTY. <br />IF CURB EXTENDED PAST THE EAST DRIVEWAY THERE WOULD BE 3" OF STANDING WATER IN THE ROAD AFTER ANY RAIN EVENT OR WINTER SNOW. <br />ROGER'S PROPERTY WOULD CONTINUE TO TAKE WATER FROM THE WEST - THE CURB DOES NOT HELP THE ON-SITE PONDING ISSUE