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±5,800 S.F.FFE= 933.00EXTERIOR WASH BUILDINGINTERIOR WASH BUILDING±5,300 S.F.FFE= 933.00GREY FOX ROADLEXINGTON AVENUE930930930928928929929929929929931931931932932932932932932932932932933933933933933933932933933933933934934934934932932932933933931932G:932.15G:932.23G:932.27G:932.38G:932.38G:932.64G:932.75G:932.87G:932.73G:932.70G:932.50G:932.50G:932.50G:932.48G:932.45G:932.51G:931.50G:931.27HP:931.58G:931.27G:931.37G:931.13G:931.48G:931.35G:932.15G:932.01G:931.75G:932.24G:932.50G:932.45G:932.56G:932.62G:932.85G:932.50HP:934.31G:933.83G:933.48G:933.11G:932.80G:933.06HP:933.20G:933.05G:933.44G:933.90G:932.98G:933.28FFE = 932.9FFE = 933.0FFE = 933.0FFE = 933.0FFE = 933.0ME:929.06ME:929.14ME:929.08ME:930.37ME:929.20G:931.10G:930.88G:931.28G:932.15G:931.68G:932.32G:931.82931.901.62%0.95%1.76%1.94%1.67%3.44%3.04%1.82%3.00%2.07%1.30%1.04%1.45%1.26%0.80%1.17%0.78%0.46%0.94%1.81%1.16%1.86%1.40%929.31ME:929.25ME:929.66ME:930.94ME:???G:932.37G:932.30932.41932.481.06%0.50%0.78%0.80%0.59%0.93%0.57%1.17%1.07%931932932933FFE = 932.8FFE = 933.0FFE = 933.0FFE = 933.0CITY COMMENTS 11/16/2023 JFJThis 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 2023 KIMLEY-HORN AND ASSOCIATES, INC.767 EUSTIS STREET, SUITE 100, ST. PAUL, MN 55114PHONE: 651-645-4197WWW.KIMLEY-HORN.COMK:\TWC_LDEV\Crew Carwash\Arden Hills\3 Design\CAD\PlanSheets\C5-GRADING PLAN.dwg November 16, 2023 - 3:11pm©BYREVISIONSNo.DATEPRELIMINARY - NOT FOR CONSTRUCTIONGRADING PLAN NOTES1. PERFORM GRADING WORK IN ACCORDANCE WITH APPLICABLE CITY SPECIFICATIONSAND BUILDING PERMIT REQUIREMENTS.2. CONTACT STATE 811 CALL-BEFORE-YOU-DIG LOCATING SERVICE AT LEAST TWOWORKING DAYS PRIOR TO EXCAVATION FOR UNDERGROUND UTILITY LOCATIONS.3. CONTRACTOR SHALL BE RESPONSIBLE FOR ALL HORIZONTAL AND VERTICAL CONTROL.4. FIELD VERIFY THE LOCATIONS AND ELEVATIONS OF EXISTING UTILITIES ANDTOPOGRAPHIC FEATURES PRIOR TO THE START OF LAND DISTURBING ACTIVITIES.NOTIFY THE PROJECT ENGINEER OF ANY DISCREPANCIES OR VARIATIONS IMPACTINGTHE PROPOSED DESIGN OF THE PROJECT.5. IN PAVED AREAS, ROUGH GRADE TO SUBGRADE ELEVATION AND LEAVE THE SITE READYFOR SUB-BASE.6. 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.7. ELEVATIONS SHOWN REPRESENT FINISHED SURFACE GRADES. SPOT ELEVATIONSALONG CURB & GUTTER REPRESENT THE FLOW LINE UNLESS OTHERWISE NOTED8. EXCESS MATERIAL, BITUMINOUS SURFACING, CONCRETE ITEMS, ABANDONED UTILITYITEMS, AND OTHER UNSTABLE MATERIALS SHALL BECOME THE PROPERTY OF THECONTRACTOR AND SHALL BE DISPOSED OF OFF THE CONSTRUCTION SITE.9. CONTRACTOR IS RESPONSIBLE FOR CONSTRUCTION OF PAVEMENTS AND CURB ANDGUTTER WITH SMOOTH UNIFORM SLOPES THAT PROVIDE POSITIVE DRAINAGE TOCOLLECTION POINTS. MAINTAIN A MINIMUM SLOPE OF 1.25% IN ASPHALT PAVEMENTAREAS AND A MINIMUM SLOPE OF 0.50% IN CONCRETE PAVEMENT AREAS.10. MAINTAIN A MINIMUM SLOPE OF 0.50% ALONG CURB & GUTTER. REVIEW PAVEMENTGRADIENT AND CONSTRUCT "INFALL" CURB WHERE PAVEMENT DRAINS TOWARD THEGUTTER, AND "OUTFALL" CURB WHERE PAVEMENT DRAINS AWAY FROM THE GUTTER.11. INSTALL A MINIMUM OF 4-INCHES OF AGGREGATE BASE MATERIAL UNDER PROPOSEDCONCRETE CURB & GUTTER, SIDEWALKS, AND TRAILS UNLESS OTHERWISE DETAILED.12. GRADING FOR SIDEWALKS AND ACCESSIBLE ROUTES, INCLUDING CROSSINGDRIVEWAYS, SHALL CONFORM TO CURRENT STATE & NATIONAL ADA STANDARDS:ACCESSIBLE RAMP SLOPES SHALL NOT EXCEED 8.3% (1:12).SIDEWALK CROSS-SLOPES SHALL NOT EXCEED 2.0%.LONGITUDINAL SIDEWALK SLOPES SHALL NOT EXCEED 5.0%.ACCESSIBLE PARKING STALLS AND ACCESS AISLES SHALL NOT EXCEED 2.0% IN ANYDIRECTION. A MAXIMUM SLOPE OF 1.50% IS PREFERRED.SIDEWALK ACCESS TO EXTERNAL BUILDING DOORS AND GATES SHALL BE ADACOMPLIANT. NOTIFY ENGINEER IMMEDIATELY IF ADA CRITERIA CANNOT BE MET IN ANYLOCATION PRIOR TO PAVEMENT INSTALLATION. CHANGE ORDERS WILL NOT BEACCEPTED FOR ADA COMPLIANCE ISSUES.13. UPON COMPLETION OF LAND DISTURBING ACTIVITIES, RESTORE ADJACENT OFFSITEAREAS DISTURBED BY CONSTRUCTION TO MATCH OR EXCEED THE ORIGINALCONDITION. LANDSCAPE AREAS SHALL BE RE-VEGETATED WITH A MINIMUM OF 4-INCHESOF TOPSOIL.14. EXCAVATE DRAINAGE TRENCHES TO FOLLOW PROPOSED STORM SEWER ALIGNMENTS.REFER TO THE UTILITY PLANS FOR LAYOUT AND ELEVATIONS FOR PROPOSED SANITARYSEWER, WATER MAIN, AND OTHER BUILDING UTILITY SERVICE CONNECTIONS.PROPOSED 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 ELEVATIONT/G:0.0EOF:0.00.0%PROPOSED DRAINAGE DIRECTION 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 SECTIONCODPROPOSED RIDGE LINEPROPOSED SWALEPROPOSED TOP/BOTTOM OF WALL ELEVATION TW:0.0BW:0.0INFILTRATION BMP NOTES1. TO THE EXTENT PRACTICABLE, LIMIT USE OF HEAVY CONSTRUCTION EQUIPMENT WITHINTHE BOUNDARIES OF THE PROPOSED INFILTRATION BMP. UTILIZE AN EXCAVATOR WITHA TOOTHED BUCKET TO AVOID COMPACTING OR SMEARING OF SOILS.2. AFTER INITIAL EXCAVATION AND ROUGH GRADING, PROVIDE A MINIMUM OF TWO (2)DOUBLE RING INFILTROMETER TESTS WITHIN THE INFILTRATION AREA AT THEELEVATION OF THE BASIN BOTTOM. PROVIDE THE RESULTS TO THE ENGINEER OFRECORD FOR REVIEW AND APPROVAL PRIOR TO COMPLETING INSTALLATION OF THEBASIN OR UNDERGROUND SYSTEM.3. IF CLAY SOILS ARE ENCOUNTERED, OVER-EXCAVATE AS NECESSARY TO REACH NATIVESANDY/SILTY SOIL. BACKFILL THE ADDITIONAL EXCAVATION WITH SUITABLEENGINEERED FILL MATERIAL.4. IF NATIVE SUBGRADE SOILS AT THE BOTTOM OF THE PROPOSED INFILTRATION AREAARE DETERMINED TO NOT BE CONDUCIVE TO THE DESIGN INFILTRATIONREQUIREMENTS, REMOVE AND REPLACE THE POORLY INFILTRATION SOILS TO A DEPTHWHERE THE EXISTING NATIVE SUBGRADE SOILS MEET OR EXCEED THE DESIGNINFILTRATION REQUIREMENTS AS REVIEWED BY THE ENGINEER.5. FINAL EXCAVATION OF THE INFILTRATION AREA AND INSTALLATION OF ANY ENGINEEREDSOIL MUST OCCUR IN DRY CONDITIONS TO PREVENT SMEARING AND COMPACTION.6. REMOVE ANY EXCESS SOILS THAT ENTER THE INFILTRATION BASIN PRIOR TO FINALSTABILIZATION.7. UPON COMPLETION OF THE INFILTRATION/FILTRATION SYSTEM INSTALLATION AND FINALSTABILIZATION OF THE TRIBUTARY AREA, PROVIDE DOCUMENTATION THAT THE BMPDRAINS DOWN WITHIN 48 HOURS.PREPARED FORGRADING ANDDRAINAGE PLANC500CREW CAR WASH ARDEN HILLSCREW CAR WASHARDEN HILLSMNRNORTH