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2512 <br />999100010011002100 <br />0 <br />100 <br />1 <br />100 <br />2 <br />100 <br />3 <br />999 <br />998 10031 <br />0 <br />0 <br />4 <br />10 <br />0 <br />5 <br />1006 <br />1007 <br />1008 <br />1006 <br />100 <br />5 <br />1 <br />0 <br />0 <br />4 <br />1003 <br />1002 <br />-17.10%-21.84% <br />-2. <br />4 <br />3 <br />%-1.42% <br />- <br />1 <br />. <br />9 <br />4%-4.45%-0.50%-1.56%-0.50%-0.50%-1.18% <br />1003.00 <br />1002.01 <br />1009.46 <br />1009.39 <br />1009.92 <br />1009.00 <br />1010.00 <br />1009.60 <br />1008.81 <br />1009.90 <br />1006.80 <br />1006.36 <br />1006.10 <br />1006.71 <br />1006.84 <br />1007.25 <br />1010.26 <br />1008.85 <br />1008.99 <br />1009.19 <br />1009.32 <br />1009.46 <br />1009.25 <br />1010.57 <br />1009.79 1009.87 <br />1008.42 <br />1011.77 <br />1008.41 <br />1010.601011.52 <br />1012.37 1011.62 <br />1011.62 <br />1010.77 <br />1010.88 <br />1011.12 <br />1007.32 <br />1008.00 <br />1008.08 <br />1008.61 <br />1009.09 <br />1008.71 <br />1008.51 <br />1009.12 <br />1008.48 <br />??? <br />???100 YR <br /> HWL <br /> = <br /> 1000 <br />.31 <br />1010.50 <br />-32.51% <br />1009.89 <br />1010.15 <br />1010.37 <br />1010.15 <br />1010.741010.66 <br />1010.67 <br />1010.721010.64 <br />1010.68 1010.76 <br />1011.05 <br />1011.10 <br />1011.101 <br />0 <br />0 <br />5 <br />10031 <br />0 <br />0 <br />4 <br />1 <br />0 <br />0 <br />6 <br />1 <br />0 <br />0 <br />7 <br />1 <br />0 <br />0 <br />8 <br />1 <br />0 <br />0 <br />9 <br />990995 <br />1000 <br />991 <br />992 <br />993 <br />994 <br />996 <br />997 <br />998 <br />999 <br />1001100110021003 101099510001005991992993994996997998999100110021003100410111005100210021003100410061007 10081005100210031004100610071008100910091005100610079909959951000 <br />1005 <br />1 <br />0 <br />0 <br />5 <br />1 <br />0 <br />1 <br />0 101010111011100010059989991001100210031004100610071010101199899999099510009919929939949969979989991001100210031011100 <br />810059909951000 100510041006100710081009101 <br />0 <br />10 <br />0 <br />7 <br />100 <br />8 <br />100 <br />9 10091010RCPHWL: 1000.3NWLBOTSTORMWATER POND <br />BOT=989.5 <br />NWL=997.0 <br />HWL=1000.30 <br />ADDITIONAL STORAGE <br />CAPACITY = 42,976 CU FT <br />SCALE IN FEET <br />0 4020 <br />NORTH <br />902.5 <br />X <br />902 <br />SPOT ELEVATION <br />CONTOUR <br />RIP RAP <br />OVERFLOW ELEV. <br />CURB & GUTTER <br />BUILDING <br />RETAINING WALL <br />PROPERTY LIMIT <br />EXISTINGPROPOSED <br />LEGEND <br />WETLAND LIMITS <br />TREELINE <br />STORM SEWER <br />SOIL BORINGS <br />DRAINTILE <br />EOF <br />902.5 <br />D <br />POND CLAY NOTES: <br />1.In-Place Permeability: 1 x 10-7 cm/sec or less. <br />2.Grain Size: P200 content 50 percent by weight or greater, maximum <br />gravel content 5 percent by weight. Maximum particle size of 2.5 inch in <br />any dimension. <br />3.Clay Content: 25 percent by weight or greater (.002 mm). <br />4.Liquid Limit: 25 percent or greater. <br />5.Plasticity Index: 12 percent or greater. <br />6.Compaction: 95 percent Standard Proctor density or greater depending on <br />Contractor source testing results. <br />7.Source Testing: The Contractor shall supply test results from an <br />independent testing lab for a sample taken at the clay source to verify the <br />above specifications are met. Testing shall include compaction, grain size, <br />Atterberg limits, and permeability using a relatively undisturbed thin wall <br />sample (Shelby tube). The in-place testing frequency shall be sample <br />tested every 1,000 CY of clay placed. <br />8.Clay liner shall be placed to NWL. <br />WEST DETENTION POND EXPANSION PLAN C8.04 <br />59 <br />NO DATE BY CKD APPR SHEET <br />OF <br />Date License # <br />Print Name: <br />I hereby certify that this plan, specification, or report <br />was prepared by me or under my direct supervision and <br />that I am a duly Licensed Professional Engineer under <br />the laws of the State of Minnesota. <br />DRAWN BY <br />DESIGNED BY <br />CHECKED BY <br />PROJECT NO. <br />PRELIMINARY <br />DESIGN REVIEW <br />PERMIT SUBMITTAL <br />CONSTRUCTION DOCUMENTS REV. <br />COMMENT <br />Engineering | Surveying | Planning | Environmental© 2021 Sambatek24.1S (LMS TECH) | JOSEPH BAILEY | 8/1/2024 2:53:36 PML:\PROJECTS\53062\CAD\CIVIL\SHEETS-MUNI\53062-MUNI-C8.04-POND.DWG:C8.04 WEST DETENTION POND EXPANSION PLANROERS COMPANIES <br />ROERS LAKE ELMO MULTIFAMILY <br />LAKE ELMO, MN <br />X <br />53062 <br />12/02/2021 <br />04/18/2022 <br />09/13/2024 <br />EAB <br />JGP <br />JDB <br />MIKE NIELSON <br />09/13/2024 23623 <br />09/13/2024 TTP JDB MCA PERMIT SET <br />08/07/2024 TTP MCA JDB PUD SUBMITTAL