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5.01.2019SITE PLANNING& ENGINEERINGSUITE 1106776 LAKE DRIVELINO LAKES, MN 55014PHONE: (651) 361-8210FAX: (651) 361-8701STORM WATER POLLUTION
<br />PREVENTION PLANENGINEERING, INC.PLOWEC6.2HUGO, MINNESOTA
<br />LIC. NO.DATE:
<br />I hereby certify that this plan was prepared by me
<br />or under my direct supervision and that I am a
<br />duly Licensed Professional Engineer under the
<br />laws of the State of Minnesota.ORIGINAL DATE:PROJ. NO.DESIGN BY:CHCKD BY:DRAWN BY:A.AC.W.P.19-1828A.Q.AFEBRUARY 09, 2019PREPARED FOR:PRE
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<br />YCLASSICCONSTRUCTIONCHARLES W. PLOWE
<br />18227STORM WATER POLLUTION PREVENTION PLANAPPLE ACADEMY DAY CAREREVISION DESCRIPTIONDATE
<br />S:\plowe\cad\19proj\19-1828 APPLE ACADEMY DAY CARE\19-1828 CAD\19-1828 BASE 8 (AA).dwg 5/1/2019 18.1 WET SEDIMENTATION BASIN. [MINN. R. 7090]18.2 PERMITTEES USING A WET SEDIMENTATION BASIN TO MEET THE PERMANENT STORMWATER TREATMENT REQUIREMENTSOF THIS PERMIT MUST INCORPORATE THE DESIGN PARAMETERS IN ITEM 18.3 THROUGH 18.10. [MINN. R. 7090]18.3 PERMITTEES MUST DESIGN THE BASIN TO HAVE A PERMANENT VOLUME OF 1,800 CUBIC FEET OF STORAGE BELOW THEOUTLET PIPE FOR EACH ACRE THAT DRAINS TO THE BASIN. THE BASIN'S PERMANENT VOLUME MUST REACH A MINIMUM DEPTHOF AT LEAST THREE (3) FEET AND MUST HAVE NO DEPTH GREATER THAN 10 FEET. PERMITTEES MUST CONFIGURE THE BASINTO MINIMIZE SCOUR OR RESUSPENSION OF SOLIDS. [MINN. R. 7090]18.4 PERMITTEES MUST DESIGN THE BASIN TO PROVIDE LIVE STORAGE FOR A WATER QUALITY VOLUME (CALCULATED AS ANINSTANTANEOUS VOLUME) OF ONE (1) INCH OF RUNOFF, OR ONE (1) INCH MINUS THE VOLUME OF STORMWATER TREATED BYANOTHER SYSTEM ON THE SITE, FROM THE NET INCREASE IN IMPERVIOUS SURFACES CREATED BY THE PROJECT. [MINN. R.7090]18.5 PERMITTEES MUST DESIGN BASIN OUTLETS SO THE WATER QUALITY VOLUME DISCHARGES AT NO MORE THAN 5.66 CUBICFEET PER SECOND (CFS) PER ACRE OF SURFACE AREA OF THE BASIN. [MINN. R. 7090]18.6 PERMITTEES MUST DESIGN BASIN OUTLETS TO PREVENT SHORT-CIRCUITING AND THE DISCHARGE OF FLOATING DEBRIS.BASIN OUTLETS MUST HAVE ENERGY DISSIPATION. [MINN. R. 7090]18.7 PERMITTEES MUST DESIGN THE BASIN TO INCLUDE A STABILIZED EMERGENCY OVERFLOW TO ACCOMMODATE STORMEVENTS IN EXCESS OF THE BASIN'S HYDRAULIC DESIGN. [MINN. R. 7090]18.8 PERMITTEES MUST DESIGN A MAINTENANCE ACCESS, TYPICALLY EIGHT (8) FEET WIDE, FOR THE BASIN. [MINN. R. 7090]18.9 PERMITTEES MUST LOCATE BASINS OUTSIDE OF SURFACE WATERS AND ANY BUFFER ZONE REQUIRED IN ITEM 23.11.PERMITTEES MUST DESIGN BASINS TO AVOID DRAINING WATER FROM WETLANDS UNLESS THE IMPACT TO THE WETLANDCOMPLIES WITH THE REQUIREMENTS OF SECTION 22. [MINN. R. 7090]18.10 PERMITTEES MUST DESIGN BASINS USING AN IMPERMEABLE LINER IF LOCATED WITHIN ACTIVE KARST TERRAIN. [MINN. R.7090]19.1 REGIONAL WET SEDIMENTATION BASINS. [MINN. R. 7090]19.2 WHEN THE ENTIRE WATER QUALITY VOLUME CANNOT BE RETAINED ONSITE, PERMITTEES CAN USE OR CREATE REGIONALWET SEDIMENTATION BASINS PROVIDED THEY ARE CONSTRUCTED BASINS, NOT A NATURAL WETLAND OR WATER BODY,(WETLANDS USED AS REGIONAL BASINS MUST BE MITIGATED FOR, SEE SECTION 22). THE OWNER MUST ENSURE THE REGIONALBASIN CONFORMS TO ALL REQUIREMENTS FOR A WET SEDIMENTATION BASIN AS DESCRIBED IN ITEMS 18.3 THROUGH 18.10AND MUST BE LARGE ENOUGH TO ACCOUNT FOR THE ENTIRE AREA THAT DRAINS TO THE REGIONAL BASIN. PERMITTEES MUSTVERIFY THAT THE REGIONAL BASIN WILL DISCHARGE AT NO MORE THAN 5.66 CFS PER ACRE OF SURFACE AREA OF THE BASINAND MUST PROVIDE A LIVE STORAGE VOLUME OF ONE INCH TIMES ALL THE IMPERVIOUS AREA DRAINING TO THE BASIN.PERMITTEES CANNOT SIGNIFICANTLY DEGRADE WATERWAYS BETWEEN THE PROJECT AND THE REGIONAL BASIN. THE OWNERMUST OBTAIN WRITTEN AUTHORIZATION FROM THE APPLICABLE LGU OR PRIVATE ENTITY THAT OWNS AND MAINTAINS THEREGIONAL BASIN. [MINN. R. 7090]20.1 SWPPP AVAILABILITY. [MINN. R. 7090]20.2 PERMITTEES MUST KEEP THE SWPPP, INCLUDING ALL CHANGES TO IT, AND INSPECTIONS AND MAINTENANCE RECORDS ATTHE SITE DURING NORMAL WORKING HOURS BY PERMITTEES WHO HAVE OPERATIONAL CONTROL OF THAT PORTION OF THESITE. [MINN. R. 7090]21.1 TRAINING REQUIREMENTS. [MINN. R. 7090]21.2 PERMITTEES MUST ENSURE ALL OF THE FOLLOWING INDIVIDUALS RECEIVE TRAINING AND THE CONTENT AND EXTENT OFTHE TRAINING IS COMMENSURATE WITH THE INDIVIDUAL'S JOB DUTIES AND RESPONSIBILITIES WITH REGARD TO ACTIVITIESCOVERED UNDER THIS PERMIT:A. INDIVIDUALS PREPARING THE SWPPP FOR THE PROJECT.B. INDIVIDUALS OVERSEEING IMPLEMENTATION OF, REVISING AND/OR AMENDING THE SWPPP AND INDIVIDUALS PERFORMINGINSPECTIONS FOR THE PROJECT. ONE OF THESE INDIVIDUALS MUST BE AVAILABLE FOR AN ONSITE INSPECTION WITHIN 72HOURS UPON REQUEST BY THE MPCA.C. INDIVIDUALS PERFORMING OR SUPERVISING THE INSTALLATION, MAINTENANCE AND REPAIR OF BMPS. [MINN. R. 7090]21.3 PERMITTEES MUST ENSURE INDIVIDUALS IDENTIFIED IN SECTION 21 RECEIVE TRAINING FROM LOCAL, STATE, FEDERALAGENCIES, PROFESSIONAL ORGANIZATIONS, OR OTHER ENTITIES WITH EXPERTISE IN EROSION PREVENTION, SEDIMENTCONTROL, PERMANENT STORMWATER TREATMENT AND THE MINNESOTA NPDES/SDS CONSTRUCTION STORMWATER PERMIT.PERMITTEES MUST ENSURE THESE INDIVIDUALS ATTEND A REFRESHER-TRAINING COURSE EVERY THREE (3) YEARS. [MINN. R.7090]23.1 ADDITIONAL REQUIREMENTS FOR DISCHARGES TO SPECIAL (PROHIBITED, RESTRICTED, OTHER)AND IMPARIED WATERS. [MINN. R. 7090]23.6 DISCHARGES TO THE TROUT STREAMS (OTHER SPECIAL WATER) LISTED IN MINN. R. 6264.0050,SUBP. 4 MUST INCORPORATETHE BMPS OUTLINED IN ITEMS 23.9, 23.10, 23.11, AND 23.12. [MINN.R.6264.0050, SUBP. 4]23.9 PERMITTEES MUST IMMEDIATELY INITIATE STABILIZATION OF EXPOSED SOIL AREAS, AS DESCRIBED IN ITEM 8.4 ANDCOMPLETE STABILIZATION WITHIN SEVEN (7) CALENDAR DAYS AFTER THE CONSTRUCTION ACTIVITY IN THAT PORTION OF THESITE TEMPORARILY OR PERMANENTLY CEASES. [MINN. R. 7090]23.10 PERMITTEES MUST PROVIDE A TEMPORARY SEDIMENT BASIN AS DESCRIBED IN SECTION 14 FOR COMMON DRAINAGELOCATIONS THAT SERVE AN AREA WITH FIVE (5) OR MORE ACRES DISTURBED AT ONE TIME. [MINN.R. 7090]23.11 PERMITTEES MUST INCLUDE AN UNDISTURBED BUFFER ZONE OF NOT LESS THAN 100 LINEAR FEET FROM A SPECIALWATER (NOT INCLUDING TRIBUTARIES) AND MUST MAINTAIN THIS BUFFER ZONE AT ALL TIMES, BOTH DURING CONSTRUCTIONAND AS A PERMANENT FEATURE POST CONSTRUCTION, EXCEPT WHERE A WATER CROSSING OR OTHER ENCROACHMENT ISNECESSARY TO COMPLETE THE PROJECT. PERMITTEES MUST FULLY DOCUMENT THE CIRCUMSTANCE AND REASONS THEBUFFER ENCROACHMENT IS NECESSARY IN THE SWPPP AND INCLUDE RESTORATION ACTIVITIES. THIS PERMIT ALLOWSREPLACEMENT OF EXISTING IMPERVIOUS SURFACE WITHIN THE BUFFER. PERMITTEES MUST MINIMIZE ALL POTENTIAL WATERQUALITY, SCENIC AND OTHER ENVIRONMENTAL IMPACTS OF THESE EXCEPTIONS BY THE USE OF ADDITIONAL OR REDUNDANT(DOUBLE) BMPS AND MUST DOCUMENT THIS IN THE SWPPP FOR THE PROJECT. [ MINN. R. 7090]23.12 PERMITTEES MUST DESIGN THE PERMANENT STORMWATER TREATMENT SYSTEM SO THE DISCHARGE FROM THE PROJECTMINIMIZES ANY INCREASE IN THE TEMPERATURE OF TROUT STREAMS RESULTING FROM THE ONE (1) AND TWO (2) YEAR 24-HOURPRECIPITATION EVENTS. THIS INCLUDES ALL TRIBUTARIES OF DESIGNATED TROUT STREAMS LOCATED WITHIN THE SAME PUBLICLAND SURVEY SYSTEM (PLSS) SECTION. PERMITTEES MUST INCORPORATE ONE OR MORE OF THE FOLLOWING MEASURES, INORDER OF PREFERENCE;a. PROVIDE STORMWATER INFILTRATION OR OTHER VOLUME REDUCTION PRACTICES AS DESCRIBED IN ITEM 15.4 AND 15.5, TOREDUCE RUNOFF. INFILTRATION SYSTEMS MUST DISCHARGE ALL STORMWATER ROUTED TO THE SYSTEM WITHIN 24 HOURS.b. PROVIDE STORMWATER FILTRATION AS DESCRIBED IN SECTION 17. FILTRATION SYSTEMS MUST DISCHARGE ALLSTORMWATER ROUTED TO THE SYSTEM WITHIN 24 HOURS.c. MINIMIZE THE DISCHARGE FROM CONNECTED IMPERVIOUS SURFACED BY DISCHARGING TO VEGETATED AREAS, OR GRASSSWALES, AND THROUGH THE USE OF NON-STRUCTURAL CONTROLS.d. IF PONDING IS USED, THE DESIGN MUST INCLUDE AN APPROPRIATE COMBINATION OF MEASURES SUCH AS SHADING,VEGETATED SWALE DISCHARGES OR CONSTRUCTED WETLAND TREATMENT CELLS THAT LIMIT TEMPERATURE INCREASES . THEPOND MUST BE DESIGNED AS A DRY POND AND SHOULD DRAW DOWN IN 24 HOURS OR LESS.e. OTHER METHODS THAT MINIMIZE ANY INCREASE IN THE TEMPERATURE OF THE TROUT STREAM. [MINN. R. 7090]24.1 GENERAL PROVISIONS. [MINN. R. 7090]24.2 IF THE MPCA DETERMINES THAT AN INDIVIDUAL PERMIT WOULD MORE APPROPRIATELY REGULATE THE CONSTRUCTIONACTIVITY, THE MPCA MAY REQUIRE AN INDIVIDUAL PERMIT TO CONTINUE THE CONSTRUCTION ACTIVITY. COVERAGE UNDERTHIS GENERAL PERMIT WILL REMAIN IN EFFECT UNTIL THE MPCA ISSUES AN INDIVIDUAL PERMIT. [MINN. R. 7001.0210, SUBP. 6]24.3 IF THE PERMITTEE CANNOT MEET THE TERMS AND CONDITIONS OF THIS GENERAL PERMIT, AN OWNER MAY REQUEST ANINDIVIDUAL PERMIT, IN ACCORDANCE WITH MINN. R. 7001.0210 SUBP. 6. [MINN. R. 7001.0210, SUBP. 6]24.4 ANY INTERESTED PERSON MAY PETITION THE MPCA TO REQUIRE AN INDIVIDUAL NPDES/SDS PERMIT IN ACCORDANCEWITH 40 CFR 122.28(B)(3). [40 CFR 122.29(B)(3)]24.5 PERMITTEES MUST MAKE THE SWPPP, INCLUDING ALL INSPECTION REPORTS, MAINTENANCE RECORDS, TRAININGRECORDS AND OTHER INFORMATION REQUIRED BY THIS PERMIT, AVAILABLE TO FEDERAL, STATE, AND LOCAL OFFICIALSWITHIN THREE (3) DAYS UPON REQUEST FOR THE DURATION OF THE PERMIT AND FOR THREE (3) YEARS FOLLOWING THE NOT.[MINN. R. 7090]24.6 PERMITTEES MAY NOT ASSIGN OR TRANSFER THIS PERMIT EXCEPT WHEN THE TRANSFER OCCURS IN ACCORDANCE WITHTHE APPLICABLE REQUIREMENTS OF ITEM 3.7 AND 3.8. [MINN. R. 7090]24.7 NOTHING IN THIS PERMIT MUST BE CONSTRUED TO RELIEVE THE PERMITTEES FROM CIVIL OR CRIMINAL PENALTIES FORNONCOMPLIANCE WITH THE TERMS AND CONDITIONS PROVIDED HEREIN. NOTHING IN THIS PERMIT MUST BE CONSTRUED TOPRECLUDE THE INITIATION OF ANY LEGAL ACTION OR RELIEVE THE PERMITTEES FROM ANY RESPONSIBILITIES, LIABILITIES, ORPENALTIES TO WHICH THE PERMITTEES IS/ARE OR MAY BE SUBJECT TO UNDER SECTION 311 OF THE CLEAN WATER ACT ANDMINN. STAT. SECT. 115 AND 116, AS AMENDED. PERMITTEES ARE NOT LIABLE FOR PERMIT REQUIREMENTS FOR ACTIVITIESOCCURRING ON THOSE PORTIONS OF A SITE WHERE THE PERMIT HAS BEEN TRANSFERRED TO ANOTHER PARTY AS REQUIREDIN ITEM 3.7 OR THE PERMITTEES HAVE SUBMITTED THE NOT AS REQUIRED IN SECTION 4. [MINN. R. 7090]24.8 THE PROVISIONS OF THIS PERMIT ARE SEVERABLE. IF ANY PROVISION OF THIS PERMIT OR THE APPLICATION OF ANYPROVISION OF THIS PERMIT TO ANY CIRCUMSTANCES IS HELD INVALID, THE APPLICATION OF SUCH PROVISION TO OTHERCIRCUMSTANCES, AND THE REMAINDER OF THIS PERMIT MUST NOT BE AFFECTED THEREBY. [MINN. R. 7090]24.9 THE PERMITTEES MUST COMPLY WITH THE PROVISIONS OF MINN. R. 7001.0150, SUBP. 3 AND MINN. R. 7001.1090, SUBP. 1(A),1(B), 1(C), 1(H), 1(I), 1(J), 1(K), AND 1(L). [MINN. R. 7090]24.10 THE PERMITTEES MUST ALLOW ACCESS AS PROVIDED IN 40 CFR 122.41(I) AND MINN. STAT. SECT. 115.04. THE PERMITTEESMUST ALLOW REPRESENTATIVES OF THE MPCA OR ANY MEMBER, EMPLOYEE OR AGENT THEREOF, WHEN AUTHORIZED BY IT,UPON PRESENTATION OF CREDENTIALS, TO ENTER UPON ANY PROPERTY, PUBLIC OR PRIVATE, FOR THE PURPOSE OFOBTAINING INFORMATION OR EXAMINATION OF RECORDS OR CONDUCTING SURVEYS OR INVESTIGATIONS. [40 CFR 122.41(I)]24.11 FOR THE PURPOSES OF MINN. R. 7090 AND OTHER DOCUMENTS THAT REFERENCE SPECIFIC SECTIONS OF THIS PERMIT,"STORMWATER DISCHARGE DESIGN REQUIREMENTS" CORRESPONDS TO SECTIONS 5, 6 AND 14 THROUGH 21; "CONSTRUCTIONACTIVITY REQUIREMENTS" CORRESPONDS TO SECTIONS 7 THROUGH 13; AND "APPENDIX A" CORRESPONDS TO SECTIONS 22AND 23. [MINN. R. 7090]A.INDIVIDUAL WHO PREPARED THE SWPPP:B.INDIVIDUAL(S) OVERSEEING IMPLEMENTATION OF, REVISING AND/OR AMENDING THESWPPP AND INDIVIDUALS PERFORMING INSPECTIONS FOR THE PROJECT. ONE OFTHESE INDIVIDUALS MUST BE AVAILABLE FOR AN ONSITE INSPECTION WITHIN 72HOURS UPON REQUEST BY THE MPCA. [MINN. R. 7090]C.INDIVIDUAL(S) PERFORMING OR SUPERVISING THE INSTALLATION, MAINTENANCE ANDREPAIR OF BMPS. [MINN. R. 7090]NAME_______________________________________COMPANY_______________________________________ADDRESS 1_______________________________________ADDRESS 2_______________________________________PHONE_______________________________________EMAIL_______________________________________CHARLES W. PLOWEPLOWE ENGINEERING, INC.6776 LAKE DRIVELINO LAKES MN 55014(651) 361-8234chuck@plowe.comDOCUMENTATION OF TRAINED INDIVIDUALS""OPERATOR" MEANS THE PERSON (USUALLY THE GENERAL CONTRACTOR), FIRM,GOVERNMENTAL AGENCY, OR OTHER ENTITY DESIGNATED BY THE OWNER WHO HAS DAYTO DAY OPERATIONAL CONTROL AND/OR THE ABILITY TO MODIFY PROJECT PLANS ANDSPECIFICATIONS RELATED TO THE SWPPP. THE PERMIT APPLICATION MUST LIST THEOPERATOR AS A PERMITTEE. SUBCONTRACTORS HIRED BY AND UNDER SUPERVISION OFTHE GENERAL CONTRACTOR ARE NOT OPERATORS. [MINN. R. 7090]"OWNER" MEANS THE PERSON, FIRM, GOVERNMENTAL AGENCY, OR OTHER ENTITYPOSSESSING THE TITLE OF THE LAND ON WHICH THE CONSTRUCTION ACTIVITIES WILLOCCUR OR, IF THE CONSTRUCTION ACTIVITY IS FOR A LEASE, EASEMENT, OR MINERALRIGHTS LICENSE HOLDER, THE PARTY OR INDIVIDUAL IDENTIFIED AS THE LEASE,EASEMENT OR MINERAL RIGHTS LICENSE HOLDER; OR THE CONTRACTING GOVERNMENTAGENCY RESPONSIBLE FOR THE CONSTRUCTION ACTIVITY. [MINN. R. 7090]"PERMANENT COVER" MEANS SURFACE TYPES THAT WILL PREVENT SOIL FAILURE UNDEREROSIVE CONDITIONS. EXAMPLES INCLUDE: GRAVEL, CONCRETE, PERENNIAL COVER, OROTHER LANDSCAPED MATERIAL THAT WILL PERMANENTLY ARREST SOIL EROSION.PERMITTEES MUST ESTABLISH A UNIFORM PERENNIAL VEGETATIVE COVER (I.E., EVENLYDISTRIBUTED, WITHOUT LARGE BARE AREAS) WITH A DENSITY OF 70 PERCENT OF THENATIVE BACKGROUND VEGETATIVE COVER ON ALL AREAS NOT COVERED BY PERMANENTSTRUCTURES, OR EQUIVALENT PERMANENT STABILIZATION MEASURES. PERMANENTCOVER DOES NOT INCLUDE TEMPORARY BMPS SUCH AS WOOD FIBER BLANKET, MULCH,AND ROLLED EROSION CONTROL PRODUCTS. [MINN. R. 7090]"PERMITTEES" MEANS THE PERSONS, FIRM, GOVERNMENTAL AGENCY, OR OTHER ENTITYIDENTIFIED AS THE OWNER AND OPERATOR ON THE APPLICATION SUBMITTED TO THEMPCA AND ARE RESPONSIBLE FOR COMPLIANCE WITH THE TERMS AND CONDITIONS OFTHIS PERMIT. [MINN. R. 7090]"PROJECT(S)" MEANS ALL CONSTRUCTION ACTIVITY PLANNED AND/OR CONDUCTED UNDERA PARTICULAR PERMIT. THE PROJECT OCCURS ON THE SITE OR SITES DESCRIBED IN THEPERMIT APPLICATION, THE SWPPP AND IN THE ASSOCIATED PLANS, SPECIFICATIONS ANDCONTRACT DOCUMENTS. [MINN. R. 7090]"PUBLIC WATERS" MEANS ALL WATER BASINS AND WATERCOURSES DESCRIBED IN MINN.STAT. SECT. 103G.005 SUBP. 15. [MINN. R. 7090]"SEDIMENT CONTROL" MEANS METHODS EMPLOYED TO PREVENT SUSPENDED SEDIMENTIN STORMWATER FROM LEAVING THE SITE (E.G. SILT FENCES, COMPOST LOGS AND STORMDRAIN INLET PROTECTION). [MINN. R. 7090]"STABILIZE", "STABILIZED", "STABILIZATION" MEANS THE EXPOSED GROUND SURFACE HASBEEN COVERED BY APPROPRIATE MATERIALS SUCH AS MULCH, STAKED SOD, RIPRAP,EROSION CONTROL BLANKET, MATS OR OTHER MATERIAL THAT PREVENTS EROSION FROMOCCURRING. GRASS SEEDING, AGRICULTURAL CROP SEEDING OR OTHER SEEDING ALONEIS NOT STABILIZATION. MULCH MATERIALS MUST ACHIEVE APPROXIMATELY 90 PERCENTGROUND COVERAGE (TYPICALLY 2 TON/ACRE). [MINN. R. 7090]"STORMWATER" MEANS PRECIPITATION RUNOFF, STORMWATER RUNOFF, SNOWMELTRUNOFF, AND ANY OTHER SURFACE RUNOFF AND DRAINAGE. [MINN. R. 7090]"STEEP SLOPES" MEANS SLOPES THAT ARE 1:3 (V:H) (33.3 PERCENT) OR STEEPER INGRADE. [MINN. R. 7090]"STORM WATER POLLUTION PREVENTION PLAN (SWPPP)" MEANS A PLAN FORSTORMWATER DISCHARGE THAT INCLUDES ALL REQUIRED CONTENT UNDER IN SECTION 5THAT DESCRIBES THE EROSION PREVENTION, SEDIMENT CONTROL AND WASTE CONTROLBMPS AND PERMANENT STORMWATER TREATMENT SYSTEMS. [MINN. R. 7090]"SURFACE WATER OR WATERS" MEANS ALL STREAMS, LAKES, PONDS, MARSHES,WETLANDS, RESERVOIRS, SPRINGS, RIVERS, DRAINAGE SYSTEMS, WATERWAYS,WATERCOURSES, AND IRRIGATION SYSTEMS WHETHER NATURAL OR ARTIFICIAL, PUBLICOR PRIVATE, EXCEPT THAT SURFACE WATERS DO NOT INCLUDE STORMWATERTREATMENT SYSTEMS CONSTRUCTED FROM UPLAND. THIS PERMIT DOES NOT CONSIDERSTORMWATER TREATMENT SYSTEMS CONSTRUCTED IN WETLANDS AND MITIGATED INACCORDANCE WITH SECTION 22 AS SURFACE WATERS. [MINN. R. 7090]"WATERS OF THE STATE" (AS DEFINED IN MINN. STAT. SECT. 115.01, SUBP. 22) MEANS ALLSTREAMS, LAKES, PONDS, MARSHES, WATERCOURSES, WATERWAYS, WELLS, SPRINGS,RESERVOIRS, AQUIFERS, IRRIGATION SYSTEMS, DRAINAGE SYSTEMS AND ALL OTHERBODIES OR ACCUMULATIONS OF WATER, SURFACE OR UNDERGROUND, NATURAL ORARTIFICIAL, PUBLIC OR PRIVATE, WHICH ARE CONTAINED WITHIN, FLOW THROUGH, ORBORDER UPON THE STATE OR ANY PORTION THEREOF. [MINN. STAT. 115.01, SUBP. 22]"WATER QUALITY VOLUME" MEANS ONE (1) INCH OF RUNOFF FROM THE NET INCREASE INIMPERVIOUS SURFACES CREATED BY THE PROJECT (CALCULATED AS AN INSTANTANEOUSVOLUME). [MINN. R. 7090]"WETLANDS" (AS DEFINED IN MINN. R. 7050.0186, SUBP. 1A.B.) MEANS THOSE AREAS THATARE INUNDATED OR SATURATED BY SURFACE WATER OR GROUNDWATER AT AFREQUENCY AND DURATION SUFFICIENT TO SUPPORT, AND UNDER NORMALCIRCUMSTANCES DO SUPPORT, A PREVALENCE OF VEGETATION TYPICALLY ADAPTED FORLIFE IN SATURATED SOIL CONDITIONS. WETLANDS GENERALLY INCLUDE SWAMPS,MARSHES, BOGS, AND SIMILAR AREAS. CONSTRUCTED WETLANDS DESIGNED FORWASTEWATER TREATMENT ARE NOT WATERS OF THE STATE. WETLANDS MUST HAVE THEFOLLOWING ATTRIBUTES:1.A PREDOMINANCE OF HYDRIC SOILS; AND2.INUNDATED OR SATURATED BY SURFACE WATER OR GROUNDWATER AT AFREQUENCY AND DURATION SUFFICIENT TO SUPPORT A PREVALENCE OFHYDROPHYTIC VEGETATION TYPICALLY ADAPTED FOR LIFE IN A SATURATED SOILCONDITION; AND3.UNDER NORMAL CIRCUMSTANCES SUPPORT A PREVALENCE OF SUCH VEGETATION.[MINN. R. 7050.0186, SUBP. 1A.B]NAME_______________________________________COMPANY_______________________________________ADDRESS 1_______________________________________ADDRESS 2_______________________________________PHONE_______________________________________EMAIL_______________________________________MAP OF SURFACE WATERS1
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<br />SITENPDES DEFINITIONS"BEST MANAGEMENT PRACTICES (BMPS)" MEANS THE MOST EFFECTIVE AND PRACTICABLEMEANS OF EROSION PREVENTION AND SEDIMENT CONTROL, AND WATER QUALITYMANAGEMENT PRACTICES THAT ARE THE MOST EFFECTIVE AND PRACTICABLE MEANS OFTO CONTROL, PREVENT, AND MINIMIZE DEGRADATION OF SURFACE WATER, INCLUDINGAVOIDANCE OF IMPACTS, CONSTRUCTION-PHASING, MINIMIZING THE LENGTH OF TIME SOILAREAS ARE EXPOSED, PROHIBITIONS, POLLUTION PREVENTION THROUGH GOODHOUSEKEEPING, AND OTHER MANAGEMENT PRACTICES PUBLISHED BY STATE ORDESIGNATED AREA-WIDE PLANNING AGENCIES. [MINN. R. 7090]"CONSTRUCTION ACTIVITY" MEANS ACTIVITIES INCLUDING CLEARING, GRADING, ANDEXCAVATING, THAT RESULT IN LAND DISTURBANCE OF EQUAL TO OR GREATER THAN ONEACRE, INCLUDING THE DISTURBANCE OF LESS THAN ONE ACRE OF TOTAL LAND AREA THATIS PART OF A LARGER COMMON PLAN OF DEVELOPMENT OR SALE IF THE LARGER COMMONPLAN WILL ULTIMATELY DISTURB EQUAL TO OR GREATER THAN ONE ACRE. THIS INCLUDESA DISTURBANCE TO THE LAND THAT RESULTS IN A CHANGE IN THE TOPOGRAPHY, EXISTINGSOIL COVER, BOTH VEGETATIVE AND NONVEGETATIVE, OR THE EXISTING SOILTOPOGRAPHY THAT MAY RESULT IN ACCELERATED STORMWATER RUNOFF THAT MAYLEAD TO SOIL EROSION AND MOVEMENT OF SEDIMENT. CONSTRUCTION ACTIVITY DOESNOT INCLUDE A DISTURBANCE TO THE LAND OF LESS THAN FIVE ACRES FOR THE PURPOSEOF ROUTINE MAINTENANCE PERFORMED TO MAINTAIN THE ORIGINAL LINE AND GRADE,HYDRAULIC CAPACITY, AND ORIGINAL PURPOSE OF THE FACILITY. ROUTINE MAINTENANCEDOES NOT INCLUDE ACTIVITIES SUCH AS REPAIRS, REPLACEMENT AND OTHER TYPES OFNON-ROUTINE MAINTENANCE. PAVEMENT REHABILITATION THAT DOES NOT DISTURB THEUNDERLYING SOILS (E.G., MILL AND OVERLAY PROJECTS) IS NOT CONSTRUCTION ACTIVITY.[MINN. R. 7090]"DEWATERING" MEANS THE REMOVAL OF SURFACE OR GROUND WATER TO DRY AND/ORSOLIDIFY A CONSTRUCTION SITE TO ENABLE CONSTRUCTION ACTIVITY. DEWATERING MAYREQUIRE A MINNESOTA DEPARTMENT OF NATURAL RESOURCES WATER APPROPRIATIONPERMIT AND, IF DEWATERING WATER IS CONTAMINATED, DISCHARGE OF SUCH WATERMAY REQUIRE AN INDIVIDUAL MPCA NPDES/SDS PERMIT. [MINN. R. 7090]"EROSION PREVENTION" MEANS MEASURES EMPLOYED TO PREVENT EROSION SUCH ASSOIL STABILIZATION PRACTICES, PERMANENT COVER OR CONSTRUCTION PHASING. [MINN.R. 7090]"GENERAL CONTRACTOR" MEANS THE PARTY WHO SIGNS THE CONSTRUCTION CONTRACTWITH THE OWNER TO CONSTRUCT THE ENTIRE PROJECT DESCRIBED IN THE FINAL PLANSAND SPECIFICATIONS. WHERE THE CONSTRUCTION PROJECT INVOLVES MORE THAN ONECONTRACTOR, THE GENERAL CONTRACTOR IS THE PARTY RESPONSIBLE FOR MANAGINGTHE ENTIRE PROJECT ON BEHALF OF THE OWNER. IN SOME CASES, THE OWNER IS THEGENERAL CONTRACTOR. IN THESE CASES, THE OWNER SIGNS THE PERMIT APPLICATIONAS THE OPERATOR AND BECOMES THE SOLE PERMITTEE. [MINN. R. 7090]"GROUNDWATER" MEANS THE WATER CONTAINED BELOW THE SURFACE OF THE EARTH INTHE SATURATED ZONE INCLUDING, WITHOUT LIMITATION, ALL WATERS WHETHER UNDERCONFINED, UNCONFINED, OR PERCHED CONDITIONS, IN NEAR SURFACE UNCONSOLIDATEDSEDIMENT OR REGOLITH, OR IN ROCK FORMATIONS DEEPER UNDERGROUND. [MINN. R.7060]"HOMEOWNER FACT SHEET" MEANS AN MPCA FACT SHEET AVAILABLE ON THE MPCACONSTRUCTION STORMWATER WEBSITE FOR PERMITTEES TO GIVE TO HOMEOWNERS ATTHE TIME OF SALE. [MINN. R. 7090]"INFEASIBLE" MEANS NOT TECHNOLOGICALLY POSSIBLE OR NOT ECONOMICALLYPRACTICABLE AND ACHIEVABLE IN LIGHT OF THE BEST INDUSTRY PRACTICES. [MINN. R.7090]"INITIATED IMMEDIATELY" MEANS TAKING AN ACTION TO COMMENCE SOIL STABILIZATIONAS SOON AS PRACTICABLE, BUT NO LATER THAN THE END OF THE WORK DAY, FOLLOWINGTHE DAY WHEN THE LAND-DISTURBING ACTIVITIES TEMPORARILY OR PERMANENTLYCEASE, IF THE PERMITTEES KNOW THAT CONSTRUCTION WORK ON THAT PORTION OF THESITE WILL BE TEMPORARILY CEASED FOR 14 OR MORE ADDITIONAL CALENDAR DAYS OR 7CALENDAR DAYS WHERE ITEM 23.9 APPLIES. PERMITTEES CAN INITIATE STABILIZATION BY:A. PREPPING THE SOIL FOR VEGETATIVE OR NON-VEGETATIVE STABILIZATION; ORB. APPLYING MULCH OR OTHER NON-VEGETATIVE PRODUCT TO THE EXPOSED SOIL AREA;ORC. SEEDING OR PLANTING THE EXPOSED AREA; ORD. STARTING ANY OF THE ACTIVITIES IN A - C ON A PORTION OF THE AREA TO BESTABILIZED, BUT NOT ON THE ENTIRE AREA; ORE. FINALIZING ARRANGEMENTS TO HAVE STABILIZATION PRODUCT FULLY INSTALLED INCOMPLIANCE WITH THE APPLICABLEDEADLINE FOR COMPLETING STABILIZATION. [MINN. R. 7090]"IMPERVIOUS SURFACE" MEANS A CONSTRUCTED HARD SURFACE THAT EITHER PREVENTSOR RETARDS THE ENTRY OF WATER INTO THE SOIL AND CAUSES WATER TO RUN OFF THESURFACE IN GREATER QUANTITIES AND AT AN INCREASED RATE OF FLOW THAN PRIOR TODEVELOPMENT. EXAMPLES INCLUDE ROOFTOPS, SIDEWALKS, DRIVEWAYS, PARKING LOTS,AND CONCRETE, ASPHALT, OR GRAVEL ROADS. BRIDGES OVER SURFACE WATERS ARECONSIDERED IMPERVIOUS SURFACES. [MINN. R. 7090]"NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (NPDES)" MEANS THE PROGRAMFOR ISSUING, MODIFYING, REVOKING, REISSUING, TERMINATING, MONITORING, ANDENFORCING PERMITS UNDER THE CLEAN WATER ACT, AS AMENDED (33 U.S.C. 1251 ET SEQ.SECTION 1342 AND 40 CFR PARTS 122, 123, 124 AND 450). [MINN. R. 7090]"NATURAL BUFFER" MEANS AN AREA OF UNDISTURBED COVER SURROUNDING SURFACEWATERS WITHIN WHICH CONSTRUCTION ACTIVITIES ARE RESTRICTED. NATURAL BUFFERINCLUDES THE VEGETATION, EXPOSED ROCK, OR BARREN GROUND THAT EXISTS PRIORTO COMMENCEMENT OF EARTH-DISTURBING ACTIVITIES. [MINN. R. 7090]"NOTICE OF TERMINATION (NOT)" MEANS THE FORM (ELECTRONIC OR PAPER) REQUIREDFOR TERMINATING COVERAGE UNDER THE CONSTRUCTION GENERAL PERMIT. [MINN. R.7090]NARRATIVE - TIMING FOR INSTALLATION OF EROSION AND SEDIMENT CONTROL MEASURESSEE "STORMWATER DRAINAGE REPORT" FOR EXISTING AND PROPOSED AREA MAPS,DENOTING DRAINAGE AREA BOUNDARIES, DIRECTIONS OF FLOW, AND DISCHARGE POINTSWHERE STORMWATER LEAVES THE SITE.BUFFER TO SURFACE WATERTEMPORARY SEDIMENTATION BASINSINFILTRATION FEASIBILITYYESNOYESNOYESNON/A3881FERTILIZER3882 (TYPE 1 - DISC ANCHORED)* FOR TURF ESTABLISHMENTITEMSEED **SODMNDOT SPECIFICATION/NOTESMNDOT MIX 25-131 (220 LBS/ACRE)MNDOT MIX 25-131 (120 LBS/ACRE)TEMPORARYMNDOT MIX 21-112 (100 LBS/ACRE)MNDOT MIX 21-111 (100 LBS/ACRE)SPRING/SUMMERMNDOT MIX 22-112 (40 LBS/ACRE)RESIDENTIAL TURFREVEGETATION SPECIFICATIONSCREEKYESTHE PROJECT CONSISTS OF THE CONSTRUCTION OF A ONE-STORY BUILDING DAY CAREFACILITY, A NEW PARKING LOT, A PLAYGROUND AREA, AND A WET POND.PERMANENT STORMWATER MANAGEMENT TREATMENT SYSTEMS PER MPCA RULES AREREQUIRED FOR THIS PROJECT.PID: 2903121220008 2903121220006APPLE ACADEMY DAY CARESITE IMPERVIOUS AREASPROJECT NAMEPROJECT LOCATIONNARRATIVE - PERMANENT STORMWATER TREATMENT SYSTEMSRECEIVING WATERS WITHIN ONE MILEWATERWATERNAME OF WATER BODYSPECIALIMPAIREDTYPE OFWATER BODY3.03 ACRESTOTAL ESTIMATED PERVIOUS1.20 ACRESTOTAL ESTIMATED IMPERVIOUS4.23 ACRESTOTAL SITE AREAAFTERBEFORECONSTRUCTIONDEVELOPERCLASSIC CONSTRUCTION, INC.18542 ULYSSES ST NEEAST BETHEL, MN 55011CONTACT NAME:CURT STRANDLUNDCONTACT PHONE:(612) 653-1011CONTACT E-MAIL:CURT@CLASSICCONSTRUCTIONINC.COM2.06 ACRESTOTAL DISTURBED AREA1.90 ACRES1.A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN AND SWPPPMUST BE AVAILABLE ON THE PROJECT SITE AT ALL TIMES.2.CONTRACTOR SHALL INSTALL SILT FENCE AS SHOWN ON PLAN.2.1.ADDITIONAL SILT FENCE MAY BE NECESSARY IF LOCAL CONDITIONS REQUIRE.2.2.THE CONTRACTOR SHALL MAINTAIN SILT FENCE, INCLUDING THE REMOVAL OFACCUMULATED SEDIMENT, THROUGH COMPLETION OF BUILDING CONSTRUCTION.2.3.SILT FENCE SHALL REMAIN IN-PLACE UNTIL SITE HAS BEEN STABILIZED.3.CONTRACTOR SHALL INSTALL THE ROCK CONSTRUCTION ENTRANCE WHEREVERCONSTRUCTION TRAFFIC ENTERS ONTO EXISTING PAVED SURFACES.4.CONTRACTOR TO INSTALL TREE PROTECTION FENCING AS APPLICABLE5.CONTRACTOR SHALL PERFORM SITE GRADING ON AN AREA-BY-AREA BASIS TOMINIMIZE UNSTABILIZED AREAS.5.1.CONTRACTOR MUST IMMEDIATELY INITIATE STABILIZATION OF EXPOSED SOILAREAS, AS DESCRIBED IN ITEM 8.4 OF THE PERMIT, AND COMPLETE THESTABILIZATION WITHIN SEVEN (7) CALENDAR DAYS AFTER THE CONSTRUCTIONACTIVITY IN THAT PORTION OF THE SITE TEMPORARILY OR PERMANENTLYCEASES.6.CONTRACTOR TO PROTECT PERMANENT STORMWATER MANAGEMENT FACILITIESFROM CONSTRUCTION RUN-OFF.6.1.INFILTRATION SYSTEMS MUST NOT BE EXCAVATED TO FINAL GRADE UNTIL THECONTRIBUTING DRAINAGE AREA HAS BEEN CONSTRUCTED AND FULLYSTABILIZED.7.CONTRACTOR TO SHALL PAY SPECIAL ATTENTION TO ADJACENT PROPERTY LINES TOENSURE THE EROSION CONTROL PRACTICES INPLACE IN THOSE AREAS PREVENTMIGRATION OF SEDIMENT ONTO ADJACENT PROPERTIES.8.ALL EROSION AND SEDIMENT CONTROL MEASURES SHOWN ON THE PLANS ORIMPLEMENTED IN THE FIELD SHALL BE IN ACCORDANCE WITH THE CITY AND NPDESPHASE II PERMIT REQUIREMENTS.9.CONTRACTOR TO PROVIDE ADDITIONAL SILT FENCE, BIOROLLS, EROSION CONTROLBLANKET, OR OTHER APPROVED EQUAL FOR ANY SLOPES THAT APPEAR TO BEFAILING10.CONTRACTOR TO STABILIZE SOIL STOCKPILES; STABILIZATION SHALL BE INITIATEDIMMEDIATELY11.CONTRACTOR SHALL FINAL GRADE SWALE AREAS UPON STABILIZATION OF UPSTREAMAREAS.12.CONTRACTOR SHALL BE RESPONSIBLE TO SWEEP/SCRAPE ADJACENT STREETS WHENMATERIALS OR DEBRIS HAVE WASHED/FLOWED ONTO ADJACENT STREETS OR ASDIRECTED BY CITY13.COORDINATE SMALL UTILITIES INSTALLATIONS (GAS, PHONE, ELECTRIC, GAS, ETC.)AFTER CURB & GUTTER INSTALLATION.CONSTRUCTIONLATITUDE:LONGITUDE:45.1502-92.9946APPROX. 0.86 ACRE INCREASE IN IMPERVIOUSEGG LAKELAKENONOSILT FENCELINEAR FEETRIP-RAP W. GEO-FABRICCUBIC YARDSTURF REINFORCEMENT MAT (ENKAMAT)SQUARE YARDSSEED & MULCH (GENERAL)ACRETYPEUNITQTY12682.17 ACRES-1.025ROCK CONSTRUCTION ENTRANCEEACH1QUANTITIES - ESTIMATED QUANTITIES FOR EROSION AND SEDIMENT CONTROL MEASURESSITE MAP W/ EXISTING AND FINAL GRADES AND DESIGN CALCULATIONSIF THE SITE DRAINS TO A SURFACE WATER, IS A 50-FT NATURAL BUFFER ADJACENT TOTHE SURFACE WATER PRESERVED?NOTE: NATURAL BUFFERS ARE NOT REQUIRED ADJACENT TO ROAD DITCHES,JUDICIAL DITCHES, COUNTY DITCHES, STORMWATER CONVEYANCE CHANNELS,STORM DRAIN INLETS, AND SEDIMENT BASINS.YESNOIF FIVE (5) OR MORE ACRES OF DISTURBED SOIL DRAIN TO A COMMONLOCATION, IS A TEMPORARY SEDIMENT BASIN PROVIDED FOR TREATMENT OFTHE RUNOFF BEFORE IT LEAVES THE CONSTRUCTION SITE OR ENTERSSURFACE WATERS?ARE THERE ANY INFILTRATION RESTRICTIONS FOR THE SITE (SEE 16.14THROUGH 16.21?ADDITIONAL STORMWATER MITIGATION MEASURESARE THERE ANY STORMWATER MITIGATION MEASURES PER:·ENVIRONMENTAL REVIEW DOCUMENT?·ENDANGERED SPECIES REVIEW?·ARCHAEOLOGICAL REVIEW?·OTHER LOCAL, STATE OR FEDERAL REVIEW?IF YES TO ANY OF THE ABOVE, DESCRIBE THE MITIGATION MEASURES. FORPURPOSES OF THIS PERMIT, MITIGATION MEASURES MEANS ACTIONSNECESSARY TO AVOID, MINIMIZE, OR MITIGATE FOR IMPACTS RELATED TOEROSION PREVENTION, SEDIMENT CONTROL, THE PERMANENT STORMWATERTREATMENT SYSTEM, POLLUTION PREVENTION MANAGEMENT MEASURES ANDDISCHARGES ASSOCIATED WITH THE PROJECT'S CONSTRUCTION ACTIVITY.[MINN. R. 7090]N/AN/ALONG TERM OPERATION AND MAINTENANCE OF PERMANENT STORMWATER FACILITIESTHE PERMANENT STORMWATER MANAGEMENT FACILITIES ARE PRIVATELY OWNEDAND THE LONG-TERM OPERATIONS AND MAINTENANCE WILL BE PROVIDED BY THE OWNER.THE CITY OF HUGO SHALL NOT BE RESPONSIBLE FOR LONG-TERM OPERATIONS ANDMAINTENANCE OF THE STORMWATER MANAGEMENT FACILITIES.** SEEDED AREAS SHALL BE EITHER MULCHED OR COVERED BY FIBROUS BLANKETSTO PROTECT SEEDS AND LIMIT EROSION.* MOW A MINIMUM OF: RESIDENTIAL TURF - ONCE PER 2 WEEKS COMMERCIAL TURF - ONCE PER 4 WEEKS3885 (CATEGORY 0)WOOD FIBER BLANKETMULCH38763878FALL COVERMNDOT MIX 22-111 (30.5 LBS/ACRE)1-2 YEARS COVER2-5 YEARS COVERCOMMERCIAL TURFMNDOT MIX 21-113 (110 LBS/ACRE)SOIL-BUILDING COVERCLEARWATER CREEKNOSODSQUARE YARDSEROSION CONTROL BLANKETSQUARE YARDS--INLET PROTECTIONEACH2LIST OF IMPAIRED WATERS:CLEARWATER CREEK:THIS RIVER HAS AN EPA-APPROVED IMPAIRMENT FOR FISHESBIOASSESSMENTS & BENTHIC MACROINVERTEBRATE BIOASSESSMENTS.THESE IMPAIRMENTS ARE CONSIDERED TO BE CONSTRUCTION RELATEDPARAMETERS AND REQUIRE THE ADDITIONAL BEST MANAGEMENT PRACTICESFOUND IN ITEMS 23.9 & 23.10.HARDWOOD CREEK:THIS RIVER HAS AN EPA-APPROVED IMPAIRMENT FOR DISSOLVED OXYGEN.THESE IMPAIRMENTS ARE CONSIDERED TO BE CONSTRUCTION RELATEDPARAMETERS AND REQUIRE THE ADDITIONAL BEST MANAGEMENT PRACTICESFOUND IN ITEMS 23.9 & 23.10.ON-SITE INFILTRATION BASINSHARDWOOD CREEKCREEKYESNOPONDNONOSITE PLAN REVISION3/28/19APPLE ACADEMY DAY CARE
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