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PLOTTED:COMM. NO.DRAWING NO.---- 18065ELEGANT EVENTCENTERϭϯϲϬϱϭƐƚǀĞŶƵĞE͘ηϭϬϬWůLJŵŽƵƚŚ͕DEϱϱϰϰϭͮĂĞͲŵŶ͘ĐŽŵWϳϲϯ͘ϰϭϮ͘ϰϬϬϬͮ&ϳϲϯ͘ϰϭϮ͘ϰϬϵϬŶĚĞƌƐŽŶŶŐŝŶĞĞƌŝŶŐŽĨDŝŶŶĞƐŽƚĂ͕>>DRAWING TITLECHECKED BY:DRAWN:DESIGNED:IJWSLIJWMAY 30, 2024REVISION LOGDESCRIPTION OF REVISIONSNO. DATE3776 CONNELLY AVEARDEN HILLS MN, 55112VANNEY ASSOCIATES, INC.PLANNING COMMISSIONIAN J. WEBER, PE55502PRINT NAME:SIGNATURE:I HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, ORREPORT WAS PREPARED BY ME OR UNDER MY DIRECTSUPERVISION AND THAT I AM A DULY LICENSEDPROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATEOF MINNESOTA.DATE:LICENSE NO.05/30/2024NOT FOR CONSTRUCTIONEROSIONCONTROL PLANC40 20' 40'LEGENDPROPERTY LIMITSCONSTRUCTION LIMITSEXISTING MINOR CONTOUREXISTING MAJOR CONTOURDRAINAGE ARROWSILT FENCEINLET SEDIMENT PROTECTIONBIOROLLS966965NSTORM WATER POLLUTION PREVENTION PLAN NOTES:1. GRADING CONTRACTORS SHALL VERIFY LOCATIONS AND ELEVATIONS OF ALL UNDERGROUND UTILITIES WITHTHE RESPECTIVE UTILITY COMPANIES PRIOR TO CONSTRUCTION.2. ALL EROSION CONTROL MEASURES CALLED FOR ON THESE PLANS AND SPECIFICATIONS, WHICH MAYINCLUDE SILT FENCE, SEDIMENTATION BASINS OR TEMPORARY SEDIMENT TRAPS, SHALL BE CONSTRUCTEDAND SERVICEABLE IN THE FOLLOWING ORDER:A. ROCK CONSTRUCTION ENTRANCES A MINIMUM OF 50 FEETB. SILT FENCEC. TEMPORARY CULVERTSD. TEMPORARY SEDIMENTATION BASINS AND OUTFALL FACILITIESE. SORMWATER POND CONSTRUCTIONF. COMMON EXCAVATION AND EMBANKMENT (GRADING)G. SEED AND MULCH OR SODH. BIO-ROLL BARRIERS IN FINISHED GRADED AREASI. INLET AND OUTLET FACILITIES SUBSEQUENT TO STORM SEWER WORK3. GRADING CONTRACTOR SHALL PROVIDE AND MAINTAIN ALL EROSION CONTROL MEASURES IN ACCORDANCEWITH CITY AND NPDES PHASE II PERMITTING REQUIREMENTS AS WELL AS EROSION CONTROL MEASURES ASMAY BE SHOWN ON THESE PLANS OR SPECIFICATIONS. GRADING CONTRACTOR SHALL IMPLEMENT ANYADDITIONAL EROSION CONTROL MEASURES AS MAY BE REQUIRED TO PROTECT ADJACENT PROPERTY.4. ALL EROSION CONTROL FACILITIES SHALL BE MAINTAINED BY THE CONTRACTOR DURING GRADINGOPERATIONS. ANY TEMPORARY FACILITIES WHICH ARE TO BE REMOVED AS CALLED FOR ON THESE PLANSAND SPECIFICATIONS SHALL BE REMOVED BY THE GRADING CONTRACTOR WHEN DIRECTED BY THEENGINEER. THE GRADING CONTRACTOR SHALL RESTORE THE SUBSEQUENTLY DISTURBED AREA INACCORDANCE WITH THESE PLANS AND SPECIFICATIONS.5. THE GRADING CONTRACTOR SHALL SCHEDULE THE SOILS ENGINEER SO THAT CERTIFICATION OF ALLCONTROLLED FILLS WILL BE FURNISHED TO THE OWNER DURING AND UPON COMPLETION OF THE PROJECT.6. ALL DISTURBED AREAS, EXCEPT AREAS TO BE PAVED AND/OR SPECIFICALLY DESIGNED BY A LANDSCAPEPLAN, SHALL BE COVERED WITH A MINIMUM 6" OF TOP SOIL OR AS INDICATED IN SPECIFICATIONS ORLANDSCAPING PLAN. ALL DISTURBED AREAS SHALL BE SEEDED & MULCHED AT THE PRESCRIBED RATESWITHIN 72 HOURS OF FINAL GRADING UNLESS OTHERWISE NOTED.SEED MIX: MNDOT NO. 25-141 59# / ACREMULCH: TYPE 1 2 TONS / ACRE (DISK ANCHORED)FERTILIZER: TYPE 3 22-5-10 350# / ACREALL EXPOSED SOIL AREAS WITH A CONTINUOUS POSITIVE SLOPE WITHIN 200 LINEAL FEET OF ANY SURFACEWATER, MUST HAVE TEMPORARY EROSION PROTECTION OR PERMANENT COVER FOR THE EXPOSED SOILAREAS YEAR ROUND, ACCORDING TO THE FOLLOWING TABLE OF SLOPES AND TIME FRAMES:TYPE OF SLOPETIME (Maximum time an area can remain open when the area is not actively beingworked)STEEPER THAN 3:1 7 DAYS10:1 TO 3:1 4 DAYSFLATTER THAN 10:1 21 DAYS7. THE EXISTING TOPOGRAPHY AND CONTOUR ELEVATIONS SHOWN ON THE PLAN WERE TAKEN FROM A PLANFURNISHED BY OWNER.8. CONTRACTORS GRADING AND EROSION CONTROL OPERATIONS SHALL TAKE PLACE WITHIN THECONSTRUCTION LIMITS.9. IT IS REQUIRED THAT SOILS TRACKED FROM THE SITE BY MOTOR VEHICLES BE CLEANED DAILY FROM PAVEDROADWAY SURFACES THROUGHOUT THE DURATION OF CONSTRUCTION.10. PROVIDE TEMPORARY SEDIMENTATION BASINS AS DIRECTED BY THE ENGINEER.11. ALL REQUIREMENTS OF THE LOCAL WATERSHED DISTRICT SHALL BE SATISFIED PER THE APPROVED PERMIT.12. ALL EROSION & SEDIMENT CONTROL MEASURES SHOWN ON THIS PLAN AND IMPLEMENTED IN THE FIELD ASDIRECTED BY THE ENGINEER SHALL CONFORM TO THE MPCA'S "PROTECTING WATER QUALITY IN URBANAREAS: BEST MANAGEMENT PRACTICES FOR MINNESOTA".13. DEWATERING AND / OR BASIN DRAINING DISCHARGE SHALL BE DIRECTED TO SEDIMENTATION BASINSWHEREVER POSSIBLE. ALL DISCHARGE POINTS SHALL BE ADEQUATELY PROTECTED FROM EROSION &SCOUR THROUGH USE OF APPROVED ENERGY DISSIPATION DEVICES.14. ALL SOLID WASTE / CONSTRUCTION DEBRIS SHALL BE DISPOSED OF IN ACCORDANCE WITH MPCAREQUIREMENTS. HAZARDOUS MATERIALS SHALL BE STORED / DISPOSED OF IN COMPLIANCE WITH MPCAREGULATIONS.15. CONTRACTOR SHALL USE RAPID STABILIZATION METHODS PER MNDOT 2575 AS NEEDED DURING THE COURSEOF THE WORK TO MAINTAIN CONFORMANCE WITH THE CITY AND NPDES II PERMIT REQUIREMENTS. THISWORK SHALL CONSIST OF OPERATIONS NECESSARY TO RAPIDLY STABILIZE SMALL CRITICAL AREA, TOPREVENT OFF SITE SEDIMENTATION AND / OR TO COMPLY WITH PERMIT REQUIREMENTS. THE WORK MAY BEPERFORMED AT ANY TIME DURING THE CONTRACT AND DURING NORMAL WORKING HOURS. THIS WORK WILLBE CONDUCTED ON SMALL AREAS THAT MAY OR MAY NOT BE ACCESSIBLE WITH NORMAL EQUIPMENT. THISWORK SHALL BE DONE IN ACCORDANCE WITH THE APPLICABLE MNDOT STANDARDS SPECIFICATIONS, THEDETAILS SHOWN IN THE PLANS, AND THE FOLLOWING:THERE ARE FIVE STABILIZATION METHODS APPROVED FOR THESE OPERATIONS. THESE METHODS MAY BECONDUCTED INDEPENDENTLY OR IN COMBINATION.METHOD RAPID STABILIZATION1 TYPE 1 MULCH WITH DISC ANCHORING2 TYPE 3 MULCH WITH TYPE HYDRAULIC MULCH3 TYPE HYDRAULIC MULCH WITH SEED MIXTURE 22-114 CATEGORY 3 EROSION CONTROL BLANKET WITH SEED MIXTURE5 RIPRAP CLASS II WITH GEOTEXTILE TYPE IIITHESE EFFORTS WILL BE INCIDENTAL TO THE EROSION CONTROL BID ITEM.16. CHANGE OF COVERAGE: FOR STORM WATER DISCHARGES FROM CONSTRUCTION PROJECTS WHERE THEOWNER OR OPERATOR CHANGES, (E.G., AN ORIGINAL DEVELOPER SELLS PORTIONS OF THE PROPERTY TOVARIOUS BUILDERS) THE NEW OWNER OR OPERATOR MUST SUBMIT A SUBDIVISION REGISTRATION WITHIN 7DAYS OF ASSUMING TRANSFERS, SALE OR CLOSING ON THE PROPERTY.17. INDIVIDUAL SITE BUILDERS SHALL BE RESPONSIBLE FOR PROVIDING ANY AND ALL NECESSARY EROSIONCONTROL MEASURES AS MAY BE REQUIRED. REQUIRED ECM'S SHALL CONSIST OF BUT NOT BE LIMITED TOTHE FOLLOWING:A. STAKED FIBER LOG ROLLS AT BACK OF ALL CURB EXCEPT AT CONSTRUCTION / DRIVEWAY ENTRANCE.B. SILT FENCE ON ALL DOWN GRADIENT SLOPES FROM CONSTRUCTION AREA. SILT FENCE SHALL HAVETHE BOTTOM DUG IN WITH SOIL FIRMLY COMPACTED.C. ROCK CONSTRUCTION ENTRANCE HAVING 1" TO 2" CLEAR ROCK OVER GEOTEXTILE FABRIC.D. STREET CLEANING AS MAY BE REQUIRED SHOULD VEHICLE TRACKING OCCUR.INDIVIDUAL SITE BUILDERS ARE REQUIRED TO MAINTAIN ECM'S UNTIL SUCH TIME AS INDIVIDUALYARDS/VEGETATION ARE ESTABLISHED.18. CONTRACTOR SHALL PROVIDE A TEMPORARY SEDIMENTATION BASIN ON SITE FOR CONSTRUCTION WASHOUT USE. TEMPORARY BASIN SHALL BE LOCATED AS TO PROVIDE EASY ACCESS FOR CONSTRUCTIONVEHICLES AND CONCRETE TRUCKS AS NECESSARY.19. INLET SEDIMENTATION CONTROL IS TO BE PROVIDED TO ALL STORM SEWER CATCH BASIN THROUGHOUTCONSTRUCTION . MEASURES APPLIED SHALL COMPLY WITH BEST MANAGEMENT PRACTICES FOR MINNESOTAAND APPLICATION OF NPDES PHASE II AS APPROPRIATE FOR PHASE OF CONSTRUCTION.20. CONTRACTOR SHALL PREVENT SOIL LOSS DURING CONSTRUCTION DUE TO WIND EROSION THROUGHOUTCONSTRUCTION. DUST SHALL BE SUPPRESSED THOUGH THE APPLICATIONS OF WATER, AS DEEMEDNECESSARY BY THE CONTRACTOR, OR THROUGH EQUIVALENT BMP'S AS APPROVED BY THE ENGINEER.21. IF LEED ACCREDITATION IS APPLICABLE, CONTRACTOR SHALL DOCUMENT THE IMPLEMENTATION OF THEEROSION AND SEDIMENTATION CONTROL PLAN THROUGH DATE-STAMPED PHOTOS AND INSPECTION LOGS /REPORTS. REPORTS SHALL INCLUDE AT A MINIMUM DESCRIPTION OF ALL EMPLOYED BMP'S (INCLUDING BOTHMEASURES TO PREVENT SOIL LOSS DUE TO RUNOFF AND SOIL LOSS DUE TO WIND EROSION), BMP'S DEEMEDUNNECESSARY DUE TO SITE CONDITIONS, CORRECTIVE ACTIONS TAKEN IN RESPONSE TO PROBLEMS, ANDANY ADDITIONAL INFORMATION RELEVANT TO THE CONDITION OF THE EROSION AND SEDIMENT CONTROLPLAN AS IT WAS ESTABLISHED AT THE TIME OF CONSTRUCTION.STORMWATER POLLUTION PREVENTION PLAN SCHEDULE OF INSTALLATION & MAINTENANCEITEMINSTALLATIONINSPECTION & MAINTENANCEREMOVALSILT FENCEPRIOR TO COMMENCEMENT OFEARTHWORK OPERATIONS.INSPECT & MAINT. AFTER EACH RUN-OFFEVENT. REMOVE SEDIMENTS ASREQUIRED.AFTER TRIBUTARYDRAINAGE AREA ISRESTORED.ROCK CONST.ENTRANCEPRIOR TO COMMENCEMENT OFEARTHWORK OPERATIONS.INSPECT REGULARLY. MAINTAIN ASNEEDED.PRIOR TO PAVING.OUTLET SKIMMERSTRUCTUREAFTER POND GRADING IS COMPLETED.INSPECT REGULARLY. MAINTAIN ASNEEDED.PERMANENT.RIP-RAP &FILTERUPON COMPLETION OF POND GRADING,CONC. SWALE CONST. AND OUTLETINSTALLATION.INSPECT & MAINTAIN AT LEASTANNUALLY AND AFTER HEAVY RAINFALLEVENT.PERMANENT.DETENTION POND DURING EARTHWORK OPERATIONS.AFTER HEAVY RAINFALL EVENTS.REMOVE SEDIMENTS AS NEEDED.PERMANENT.SEED & MULCHAFTER POND GRADING IS COMPLETED.INSPECT & MAINTAIN AFTER HEAVYRAINS. REPLACE WASH-OUT AREASIMMEDIATELYNO REMOVAL NECESSARY.INLET PROTECTION UPON INLET CONSTRUCTING WHEN 1/3 CAPACITY OF BMP IS REACHEDAFTER TRIBUTARY AREASARE FULLY RESTORED1. ALL CONSTRUCTION SHALL COMPLY WITH THE 2020 EDITION OF MNDOT STANDARD CONSTRUCTION SPECIFICATIONS (INCLUDING ANYSUPPLEMENTS), AS APPLICABLE. ALL CONSTRUCTION SHALL COMPLY WITH CITY OF ARDEN HILLS, AND RICE CREEK WATERSHED DISTRICTPERMIT REQUIREMENTS.2. CONTRACTOR SHALL VERIFY ALL UNDERGROUND UTILITIES IN THE AREA OF CONSTRUCTION, PRIOR TO BEGINNING THE WORK.3. NEW CONSTRUCTION FEATURES SHALL MATCH IN TO EXISTING WHERE APPLICABLE (PAVEMENTS, CURBS, SIDEWALKS). PROVIDE SMOOTHTRANSITIONS AT MATCH-IN POINTS.4. THE CONTRACTOR IS RESPONSIBLE FOR MAINTAINING ALL HORIZONTAL AND VERTICAL CONTROLS.5. CONTRACTOR SHALL VERIFY ALL DIMENSIONS AND ELEVATIONS PRIOR TO CONSTRUCTION.6. THE CONTRACTOR SHALL OBTAIN ALL NECESSARY CONSTRUCTION PERMITS REQUIRED TO PERFORM ALL THE WORK. THE CONTRACTORSHALL POST ALL BONDS, PAY ALL FEES, PROVIDE PROOF OF INSURANCE, AND PROVIDE ANY NECESSARY TRAFFIC CONTROL FOR THEWORK.7. CONCRETE CURB AND GUTTER TO BE REMOVED SHALL BE SAW CUT IN FULL SECTIONS.8. PROTECT EXISTING UTILITIES UNLESS OTHERWISE NOTED.9. SUBSTITUTIONS FROM INFO. SHOWN HEREON SHALL BE REVIEWED AND APPROVED BY THE ENGINEER OF RECORD.10. VERIFY BUILDING DIMENSIONS WITH ARCHITECTURAL AND FOUNDATION PLAN.11. OWNER/CONTRACTOR TO HOLD PRE-CONSTRUCTION MEETING PRIOR TO CONSTRUCTION.12. ALL CONSTRUCTION ACTIVITIES SHALL MEET THE RECOMMENDATIONS OF THE GEOTECHNICAL REPORT.GENERAL NOTES:FURNISH, INSTALL, AND MAINTAINSILT FENCE ALONG ALL PROPERTYLINES DOWNSTREAM OF THEPROJECT AREA. (TYP.)FURNISH, INSTALL, AND MAINTAIN SILT FENCEALONG ALL PROPERTY LINES DOWNSTREAMOF THE PROJECT AREA. (TYP.)FURNISH, INSTALL, AND MAINTAINBIOROLLS ALONG ALL PROPERTYLINE DOWNSTREAM OF THEPROJECT AREA. (TYP.)FURNISH, INSTALL, AND MAINTAININLET PROTECTION AT PUBLICINLETS IMMEDIATELYDOWNSTREAM OF PROJECT. TWOANTICIPATED.2 ROCK/COMPOST BIOROLLNTSBUTT JOINTS. ENDS OF ROCK/COMPOSTLOG TO BE SECURELY CLOSED TOPREVENT LOSS OF OPEN GRADEDAGGREGATE FILL. SECURE WITH 50 PSI ZIPTIE. (TYP.)GEOTEXTILE SOCK BETWEEN 4-10 FEET LONGAND 4-6 INCHES IN DIAMETER. SEAM TO BEJOINED BY TWO ROWS OF STITCHING WITH APLASTIC MESH BACKING OR PROVIDE A HEATBONDED SEAM (OR APPROVED EQUIVALENT).FILL LOG WITH AN OPEN GRADED AGGREGATECONSISTING OF SOUND DURABLE PARTICLESOF COARSE AGGREGATE.1" (25 mm) REBAR FORBAG REMOVAL FROMINLETEXPANSION RESTRAINT[1/4" (6 mm) NYLON ROPE, 2"(51 mm) FLAT WASHERS]2 EACH DUMPSTRAPSDUMP STRAPSILT SACKEXISTING BUILDING1 INLET PROTECTIONNTSMINOR ADJUSTMENTS TO EXISTINGGRADES ARE ANTICIPATED WITH THE MILLAND OVERLAY OPERATION. EXISTINGGRADES ARE SHOWN FOR REFERENCE.MILL AND OVERLAY DESIGN BY OTHERS