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PLAYGROUNDLAWN BOWLINGCOURTYARDCOURTYARDDOG RUNEXISTING STORMWATERMANAGEMENT AREASNELLING AVE./COUNTY RD. E RAMPP R I V A T E D R I V EWET DETENTION BASINASSISTED LIVING113 UNITS33 MEMORY CARE UNITSPROPOSED PROPERTY LINEPROPOSED PROPERTY LINEEXISTING PROPERTY LINEEXISTING PROPERTY LINEWET DETENTION BASINTOP 920.50100 YEAR HWL 919.08NWL 915.50TOP 920.50BOTTOM 909.50926.76920.80921.21922.096.1%10:17:110:1ME:925.89ME:924.97928.50928.50LP:917.46LP:917.46921.89925.003:13:1TW:926.50BW:926.46TW:925.87TW:923.75TW:925.61BW:921.93BW:923.71921.55TW:921.90BW:921.22TW:922.16BW:920.04TW:917.94BW:917.11920.39926.04927.25LP:920.517.1%2.4%9.2%6.1%6.0%3.1%2.1%2.0%3.4%4.4%2.5%919.70919.19920.90926.21926.58926.70925.91925.88924.98924.78923.57923.45ME:920.35ME:919.925:13:1ME:929.31928.56929.46ME:929.55929.22925.76925.64926.52925.90926.02925.97926.09T/G:925.74T/G:925.69T/G:926.21T/G:926.34FFE = 928.5927.41928.00927.90927.33927.23FFE = 928.5922.20FFE = 928.5924.77FFE = 928.5928.00LL FFE = 917.5LL FFE = 917.5928.22927.18927.988.4%BW:922.051.9%927.05925.61TW:921.46BW:917.10TW:926.81BW:916.98TW:927.45BW:917.93926.34TW:927.13BW:918.66924.52925.14925.52TW:925.13BW:918.95928.50928.50LP:927.43LP:927.71LP:928.16927.96928.22927.83927.44927.54926.83926.91928.34928.42927.71927.69927.91928.03928.29928.50928.50926.01925.89923.88925.34925.22926.73TW:926.37BW:922.00926.40TW:926.58BW:921.46926.61926.53922.96922.88(6.0%)(23.3%)(6.7%)3.6%EOF:920.00926.564.5%11.9%(17.4%)ME:920.27ME:917.68ME:915.005.2%ME:915.98ME:915.99This document, together with the concepts and designs presented herein, as an instrument of service, is intended only for the specific purpose and client for which it was prepared. Reuse of and improper reliance on this document without written authorization and adaptation by Kimley-Horn and Associates, Inc. shall be without liability to Kimley-Horn and Associates, Inc.SHEET NUMBER 2018 KIMLEY-HORN AND ASSOCIATES, INC.767 EUSTIS STREET, SUITE 100, ST. PAUL, MN 55114PHONE: 651-645-4197WWW.KIMLEY-HORN.COMK:\TWC_LDEV\Boldt\arden hills senior living\3 Design\CAD\plansheets\C5-GRADING PLAN.dwg December 23, 2020 - 4:04pm©BYREVISIONSNo.DATEPRELIMINARY - NOT FOR CONSTRUCTIONPREPARED FORGRADING PLANC500ARDEN HILLS SENIORLIVINGNEW PERSPECTIVEARDEN HILLSMNNORTHGRADING PLAN NOTESPROPOSED STORM SEWERPROPOSED STORM SEWERPROPERTY LINEEXISTING CONTOURPROPOSED CONTOUR925PROPOSED SPOT ELEVATION100.00LEGENDPROPOSED HIGH POINT ELEVATION HP:0.0PROPOSED LOW POINT ELEVATION PROPOSED GUTTER ELEVATION PROPOSED TOP OF CURB ELEVATION PROPOSED FLUSH PAVEMENT ELEVATION LP:0.0G:0.00T:0.00PROPOSED EMERGENCY OVERFLOW T/G:0.0EOF:0.00.0%PROPOSED DRAINAGE DIRECTION 0.00%PROPOSED ADA SLOPE ME:0.0MATCH EXISTING ELEVATION PROPOSED STORM MANHOLE (SOLID CASTING)PROPOSED STORM MANHOLE (ROUND INLET CASTING)PROPOSED STORM MANHOLE/ CATCH BASIN (CURB INLET CASTING)PROPOSED STORM SEWER CLENOUTPROPOSED RIPRAPPROPOSED FLARED END SECTIONCOD1. ALL WORK SHALL BE PERFORMED IN ACCORDANCE WITH THE CITY OF ARDEN HILLS,SPECIFICATIONS AND BUILDING PERMIT REQUIREMENTS.2. CONTRACTOR TO CALL GOPHER STATE CALL ONE @ 1-800-252-1166 AT LEAST TWOWORKING DAYS PRIOR TO EXCAVATION/CONSTRUCTION FOR UTILITY LOCATIONS.3. STORM SEWER PIPE SHALL BE AS FOLLOWS:RCP PER ASTM C-76HDPE: 0" - 10" PER AASHTO M-252HDPE: 12" OR GREATER PER ASTM F-2306PVC SCH. 40 PER ASTM D-1785STORM SEWER FITTINGS SHALL BE AS FOLLOWS:RCP PER ASTM C-76, JOINTS PER ASTM C-361, C-990, AND C-443HDPE PER ASTM 3212PVC PER ASTM D-3034, JOINTS PER ASTM D-32124. CONTRACTOR TO FIELD VERIFY THE LOCATIONS AND ELEVATIONS OR EXISTINGUTILITIES AND TOPOGRAPHIC FEATURES PRIOR TO THE START OF SITE GRADING. THECONTRACTOR SHALL IMMEDIATELY NOTIFY THE PROJECT ENGINEER OF ANYDISCREPANCIES OR VARIATIONS.5. SUBGRADE EXCAVATION SHALL BE BACKFILLED IMMEDIATELY AFTER EXCAVATION TOHELP OFFSET ANY STABILITY PROBLEMS DUE TO WATER SEEPAGE OR STEEP SLOPES.WHEN PLACING NEW SURFACE MATERIAL ADJACENT TO EXISTING PAVEMENT, THEEXCAVATION SHALL BE BACKFILLED PROMPTLY TO AVOID UNDERMINING OF EXISTINGPAVEMENT.6. CONTRACTOR SHALL BE RESPONSIBLE FOR ALL HORIZONTAL AND VERTICAL CONTROL.7. CONTRACTOR SHALL EXCAVATE DRAINAGE TRENCHES TO FOLLOW PROPOSED STORMSEWER ALIGNMENTS.8. GRADES SHOWN ARE FINISHED GRADES. CONTRACTOR SHALL ROUGH GRADE TOSUBGRADE ELEVATION AND LEAVE STREET READY FOR SUBBASE.9. ALL EXCESS MATERIAL, BITUMINOUS SURFACING, CONCRETE ITEMS, ANY ABANDONEDUTILITY ITEMS, AND OTHER UNSTABLE MATERIALS SHALL BECOME THE PROPERTY OFTHE CONTRACTOR AND SHALL BE DISPOSED OF OFF THE CONSTRUCTION SITE.10. REFER TO THE UTILITY PLAN FOR SANITARY SEWER MAIN, WATER MAIN SERVICELAYOUT AND ELEVATIONS AND CASTING / STRUCTURE NOTATION.11. CONTRACTOR IS RESPONSIBLE FOR CONSTRUCTION OF PAVEMENTS AND CURB ANDGUTTER WITH SMOOTH UNIFORM SLOPES TO PROVIDE POSITIVE DRAINAGE.12. INSTALL A MINIMUM OF 4" CLASS 5 AGGREGATE BASE UNDER CURB AND GUTTER ANDCONCRETE SIDEWALKS.13. UPON COMPLETION OF EXCAVATION AND FILLING, CONTRACTOR SHALL RESTORE ALLSTREETS AND DISTURBED AREAS ON SITE. ALL DISTURBED AREAS SHALL BERE-VEGETATED WITH A MINIMUM OF 4" OF TOPSOIL.14. ALL SPOT ELEVATIONS/CONTOURS ARE TO GUTTER / FLOW LINE UNLESS OTHERWISENOTED.15. GRADING FOR ALL SIDEWALKS AND ACCESSIBLE ROUTES INCLUDING CROSSINGDRIVEWAYS SHALL CONFORM TO CURRENT ADA STATE/NATIONAL STANDARDS. IN NOCASE SHALL ACCESSIBLE RAMP SLOPES EXCEED 1 VERTICAL TO 12 HORIZONTAL. IN NOCASE SHALL SIDEWALK CROSS SLOPES EXCEED 2% . IN NO CASE SHALL LONGITUDINALSIDEWALK SLOPES EXCEED 5%. IN NO CASE SHALL ACCESSIBLE PARKING STALLS ORAISLES EXCEED 2% (1.5% TARGET) IN ALL DIRECTIONS. SIDEWALK ACCESS TO EXTERNALBUILDING DOORS AND GATES SHALL BE ADA COMPLIANT. CONTRACTOR SHALL NOTIFYENGINEER IMMEDIATELY IF ADA CRITERIA CANNOT BE MET IN ANY LOCATION PRIOR TOPAVING. NO CONTRACTOR CHANGE ORDERS WILL BE ACCEPTED FOR A.D.A COMPLIANCEISSUES.16. MAINTAIN A MINIMUM OF 0.5% GUTTER SLOPE TOWARDS LOW POINTS.17. CONTRACTOR TO PROVIDE 3" INSULATION BY 5' WIDE CENTERED ON STORM PIPE IFLESS THAN 4' OF COVER IN PAVEMENT AREAS AND LESS THAN 3' OF COVER INLANDSCAPE AREAS.18. ROOF DRAIN INVERT CONNECTIONS AT THE BUILDING SHALL BE VERIFIED PER MEPPLANS.19. ALL STORM SEWER CONNECTIONS SHALL BE GASKETED AND WATER TIGHT INCLUDINGMANHOLE CONNECTIONS.20. ALL STORM SEWER PIPE SHALL BE AIR TESTED IN ACCORDANCE WITH THE CURRENTPLUMBING CODE.21. MAINTAIN A MINIMUM OF 1.25% SLOPE IN BITUMINOUS PAVEMENT AREAS, 0.5% SLOPE INCONCRETE PAVEMENT AREAS.22. CONTRACTOR SHALL REVIEW PAVEMENT GRADIENT AND CONSTRUCT "INFALL CURB"WHERE PAVEMENT DRAINS TOWARD GUTTER, AND "OUTFALL" CURB WHERE PAVEMENTDRAINS AWAY FROM GUTTER.FLOWLINE MNDOT DITCH