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GRA I L1 <br />INSTALL SILT FENCE <br />CALL BEFORE YOU DIG <br />Know what's below. <br />CaII before you dig. <br />The subsurface utility information shown on this plan is utility <br />Quality Level D. This quality level was determined according to <br />the guidelines of Cl/ASCE 38-02, entitled "Standard Guideline <br />for the Collection and Depiction of Existing Subsurface Utility <br />Data." <br />01' <br />H <br />RIVENWICK <br />VILLAGE <br />1 <br />SB865.71 <br />r N <br />1 �NFILTR:71014 Ti` <br />gTM = g59 0 <br />V;\sOUT EL = g6 g6� .3 <br />1p0 YR HWL - 865.5 • <br />a <br />S6 3 _-o <br />O <br />\�• <br />)NSTRUCTION � v ° <br />ENTRANCE s `� \ ��� <br />v\ \ �� <br />I. \ c • <br />RETAINING \ \ JJ\�\ `\ vo <br />WALL #1 \ \ \ , \\ 'O°\ • <br />\ JJ\`\ \\‘Ooa• <br />\ A \ Ld �o o :• <br />INFILTRATION BAIN 40 \ \ <br />\ BTM = 860.5 \ V°o' <br />\ OUT EL = 860.8 �b \ O; <br />\100YRHWL=861.1 5p' <br />SMH\ <br />\ \/N <br />\ \ \NN <br />\ GJ U Lm <br />\ N <br />\ <br />\L9 <br />AFTER GRADING IS\ /� <br />COMPLETE \ <br />N <br />RETAINING <br />WALL #2 <br />1 <br />/ <br />— -874- <br />872— <br />�870 — <br />868— <br />OU TLOT A <br />C O N C E P T COMMERCIAL <br />C , /NUMBIER 1 / 2 <br />/ <br />RETAINING <br />WALL #3 <br />cs <br />1 <br />862 <br />5 <br />6 <br />/177-,9„, \ <br />ti <br />ti <br />H'Y \ <br />1 <br />69 <br />e \WI/ //,,/ //' \i? <br />Z ii,/ (--') ) i/ ' // / <br />ii <br />/ <br />AFTER GRADING IS / / <br />EX. INFILTRATION BASIN 19/j/ <br />BTM = 856.0 <br />INSTALL SILT FENCE / <br />/ // i/ OUT EL = 857.0 ibl6q14P, <br />COMPLETE <br />‘1) <br />/IR <br />86642 <br />RIVENWICK VILLAGE <br />GRADING, DEVELOPMENT & EROSION CONTROL PLAN <br />RAMSEY, MINNESOTA <br />1 <br />ZRIVENWICK <br />/4&/%*.1;?-41°</- <br />/ 7,e4tii, - , - <br />JJ <br />/// <br />41 <br />61*00 <br />59, <br />40 <br />44 <br />#71 p 45 <br />27/ <br />// <br />/ /257:4/ <br />/ <br />/ 26/ )- <br />GV <br />LOT TABULATION <br />VICINITY MAP <br />NOT TO SCALE <br />BI ock <br />Lot <br />House <br />Garage <br />Floor <br />Elevation <br />Proposed <br />Lowest <br />Lowest <br />opening <br />Elevation <br />EOF <br />100 Year <br />VVater <br />Co ntroli ng <br />Method <br />SHEET INDEX <br />1. GRADING DEVELOPMENT ac <br />EROSION CONTROL PLAN <br />2-3. DETAILS <br />PROPERTY LINE <br />EASEMENT LINE <br />CURB LINE <br />BITUMINOUS <br />CONCRETE <br />MAINTENANCE ACCESS <br />INFILTRATION BASIN <br />WATER MAIN <br />OVERHEAD UTILITY <br />STORM CATCH BASIN <br />STORM MANHOLE <br />OUTLET CONTROL STRUCTURE <br />MANHOLE 0 <br />HYDRANT MH <br />GATE VALVE <br />TV <br />TELEVISION BOX <br />TELEPHONE BOX <br />UTILITY POLE <br />RETAINING WALL <br />FENCE <br />10' CONTOUR <br />2' CONTOUR <br />SPECIFIED CONTOUR <br />FEMA FLOODPLAIN FP <br />100' BUFFER buffer <br />WETLAND LINE - - <br />LEGEND <br />EXISTING PROPOSED <br />ohe <br />SPOT ELEVATION <br />EMERGENCY OVERFLOW <br />SILT FENCE <br />TREE FENCE <br />GRADING LIMITS <br />TREELINE <br />SOIL BORING <br />WETLAND FILL SUMMARY <br />DENOTES INLET <br />PROTECTION <br />00.0 <br />000.0 <br />El CI CI El EllE CI CI EllE - <br />THERE ARE NO DELINEATED WETLAND ONSITE <br />0 25 50 <br />100 <br />BENCHMARK <br />1. Minnesota Department of Transportation <br />Geodetic GSID Station No. 781 (MnDot <br />Name F 257) - Elevation 864.76 ft. <br />2. Minnesota Department of Transportation <br />Geodetic GSID Station No. 93781 (MnDot <br />Name 0202 B) - Elevation 865.02 ft. <br />CCARLSON <br />II4 ENGINEERING <br />ENGINEERING <br />SURVEYING <br />PLANNING <br />3890 PHEASANT RIDGE DR NE <br />SUITE 100 <br />BLAINE, MN 55449 <br />TEL 763.489.7900 <br />FAX 763.489.7959 <br />CARLSON-ENGINEERING.COM <br />I hereby certify that this plan, specification <br />or report was prepared by me or under my <br />direct supervision and that I am a duly <br />Licensed Professional Engineer under <br />the laws of the State of Minnesota <br />Print Name: Brian J. Krystofiak, P.E. <br />Date: 12/6/22 License #: 25063 <br />Drawn: ADB <br />Designed: BJK <br />Date: 12/6/22 <br />Revisions: <br />1. 3/27/24 Revise to SOG per Owner <br />2. 4/29/25 Revise Building Plan per Owner <br />LGI HOMES — MINNESOTA, LLC <br />2850 Cutters Grove Ave., Suite 207 <br />Anoka, Minnesota 55303 <br />RIVENWICK VILLAGE <br />4TH ADDITION <br />Ramsey, Minnesota <br />GRADING, DEVELOPMENT <br />& EROSION CONTROL PLAN <br />1 <br />4 <br />7835-02 <br />