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STORM WATER POLLUTION PREVENTION PLAN NARRATIVE - PAGE 1 OF 2
<br /> PROJECT DESCRIPTION/LOCATION DISCOVERY.
<br /> PROJECT PERSONNEL AND TRAINING E. REMOVE ALL DELTAS AND SEDIMENT DEPOSITED IN SURFACE WATER INCLUDING DRAINAGE WAYS, JIM
<br /> ONEKA PRAIRIE IS LOCATED IN THE CITY OF HUGO IN WASHINGTON COUNTY, BOUNDED BY EMPRESS AVE CATCH BASINS, AND OTHER DRAINAGE SYSTEMS. RESTABILIZED ANY AREAS THAT ARE DISTURBED
<br /> N, EVERTON AVE N AND 165TH ST N. THE PROPERTY IS LOCATED IN RICE CREEK WATERSHED, AND THIS SWPPP WAS PREPARED BY PERSONNEL THAT ARE CERTIFIED IN THE DESIGN OF CONSTRUCTION BY SEDIMENT REMOVAL OPERATION. SEDIMENT REMOVAL AND STABILIZATION MUST BE A N D E R S 0 N
<br /> ENCOMPASSES 24.8 ACRES. SWPPP. COPIES OF THE CERTIFICATIONS ARE ON FILE WITH THE ENGINEER. COMPLETED WITHIN 7 DAYS OF DISCOVERY. PREPARE AND SUBMIT A SITE MANAGEMENT PLAN
<br /> FOR WORKING IN SURFACE WATERS.
<br /> THE PLANNED SCOPE OF THE PROJECT INCLUDES: PROVIDE A CERTIFIED EROSION CONTROL SUPERVISOR IN GOOD STANDING WHO IS KNOWLEDGEABLE F. REMOVE TRACKED SEDIMENT FROM PAVED SURFACES BOTH ON AND OFF SITE WITHIN 24 HOURS 1 3 6 0 5 1st Avenue N . # 1 0 0
<br /> AND EXPERIENCED IN THE APPLICATION OF EROSION PREVENTION AND SEDIMENT CONTROL BEST OF DISCOVERY. STREET SWEEPING MAY HAVE TO OCCUR MORE OFTEN TO MINIMIZE OFF SITE Plymouth, MN 55441 1 ae-mn.com
<br /> • THE INSTALLATION OF EROSION CONTROL MEASURES AS REQUIRED FOR THE MASS GRADING OF MANAGEMENT PRACTICES. THE EROSION CONTROL SUPERVISOR WILL WORK WITH THE PROJECT IMPACTS. LIGHTLY WET THE PAVEMENT PRIOR TO SWEEPING P 763.412.4000 1 F 763.412.4090
<br /> THE SITE FOR THE CONSTRUCTION OF NEW ROADS, AND HOUSES. ENGINEER / SWPPP DESIGNER TO OVERSEE THE IMPLEMENTATION OF THE SWPPP AND THE G. MAINTAIN ALL BMPS UNTIL WORK HAS BEEN COMPLETED, SITE HAS GONE UNDER FINAL Anderson Engineering of Minnesota, LLC
<br /> • GRADING AS REQUIRED FOR THE INSTALLATION OF THE NEW HOUSES, SIDEWALKS, ROADS, AND INSTALLATION, INSPECTION, AND MAINTENANCE OF THE EROSION PREVENTION AND SEDIMENT CONTROL STABILIZATION, AND THE NOTICE OF TERMINATION (NOT) HAS BEEN SUBMITTED TO THE MPCA.
<br /> STORMWATER PONDS. BMPS BEFORE, DURING, AND AFTER CONSTRUCTION UNTIL THE NOTICE OF TERMINATION (NOT) HAS BEEN AREA SUMMARY
<br /> • THE CONSTRUCTION OF 4 STORMWATER PONDS. FILED WITH THE MPCA. PROVIDE PROOF OF CERTIFICATION AT THE PRECONSTRUCTION MEETING. WORK
<br /> • INSTALLATION OF SANITARY SEWER, WATERMAIN, AND STORM SEWER. WILL NOT BE ALLOWED TO COMMENCE UNTIL PROOF OF CERTIFICATION HAS BEEN PROVIDED TO THE ACREAGE SUMMARY
<br /> • PLACEMENT OF CONCRETE AS REQUIRED TO ESTABLISH CURB, GUTTER, AND SIDEWALKS PROJECT ENGINEER.
<br /> THROUGHOUT THE SITE. AREA ACRES
<br /> • CONSTRUCTION OF NEW ROADS. PROVIDE AT LEAST ONE CERTIFIED INSTALLER FOR EACH CONTRACTOR OR SUBCONTRACTOR THAT PROPERTY 24.8
<br /> INSTALLS THE PRODUCTS LISTED IN SPECIFICATION SECTION 2573.3.A.2 CERTIFIED INSTALLERS. PROVIDE ONEKA PRAIRIE
<br /> RECEIVING WATERS PROOF OF CERTIFICATION AT THE PRECONSTRUCTION MEETING. WORK WILL NOT BE ALLOWED TO DISTURBED 21.3
<br /> COMMENCE UNTIL PROOF OF CERTIFICATION HAS BEEN PROVIDED TO THE PROJECT ENGINEER. IMP. PRE-CONSTRUCTION 1 .06
<br /> THESE WATERS ARE LOCATED WITHIN ONE MILE (AERIAL RADIUS) OF THE PROJECT LIMITS AND RECEIVE IMP. POST-CONSTRUCTION 10.06
<br /> RUNOFF FROM THE PROJECT SITE. DUE TO THE PROXIMITY OF THE RECEIVING WATERS, THE BMPS CHAIN OF RESPONSIBILITY NEW IMP. 9.0
<br /> DESCRIBED IN APPENDIX A OF THE NPDES PERMIT MAY APPLY TO ALL AREAS OF THE SITE.
<br /> THE OWNER AND CONTRACTOR ARE CO-PERMITTEES FOR THE NATIONAL POLLUTANT DISCHARGE PERVIOUS AT COMPLETION 14.74
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<br /> ELIMINATION SYSTEM (NPDES) CONSTRUCTION PERMIT. THE CONTRACTOR IS RESPONSIBLE TO COMPLY SPECIAL SITE NOTES
<br /> WITH ALL ASPECTS OF THE NPDES CONSTRUCTION PERMIT AT ALL TIMES UNTIL THE NOTICE OF
<br /> 1-MILE TERMINATION (NOT) HAS BEEN FILED WITH THE MPCA THE CONTRACTOR WILL DEVELOP A CHAIN OF
<br /> RADIUS COMMAND WITH ALL OPERATORS ON THE SITE TO ENSURE THAT THE SWPPP WILL BE IMPLEMENTED AND IF SITE REQUIRES PERMANENT STORMWATER MANAGEMENT HYDROLOGIC AND WATER QUALITY
<br /> HARDWOOD AROUND STAY IN EFFECT UNTIL THE CONSTRUCTION PROJECT IS COMPLETE, THE ENTIRE SITE HAS UNDERGONE MODELING DATA IS AVAILABLE UPON REQUEST.
<br /> CREEK PROJECT '' � FINAL STABILIZATION, AND A NOTICE OF TERMINATION (NOT) HAS BEEN SUBMITTED TO THE MPCA.
<br /> THE SWPPP COORDINATOR MUST BE AVAILABLE FOR AN ONSITE INSPECTION WITHIN 72 HOURS UPON
<br /> PROJECT CONTACTS REQUEST BY THE MPCA AND SHALL BE RESPONSIBLE FOR THE FOLLOWING: SOUTHWIND HOLDINGS, LLC
<br /> PROJE T THE CONTRACTOR IS RESPONSIBLE FOR IMPLEMENTATION OF THE SWPPP AND INSTALLATION, : SUBMIT THE NPDES PERMIT APPLICATION AND COMPLY WITH ALL REQUIREMENTS
<br /> INSPECTION, AND MAINTENANCE OF THE EROSION PREVENTION AND SEDIMENT CONTROL BMPS BEFORE, IMPLEMENT THE SWPPP.
<br /> SITE ONEKA DURING, AND AFTER CONSTRUCTION UNTIL THE NOTICE OF TERMINATION (NOT) HAS BEEN FILED. • OVERSEE INSTALLATION AND MAINTENANCE PRACTICES AND REPAIRS IDENTIFIED IN THE SWPPP.
<br /> LAKE • IMPLEMENT AND OVERSEE EMPLOYEE TRAINING AND RECORD IN OR WITH THE SWPPP.
<br /> CONTACT INFORMATION • CONDUCT OR PROVIDE FOR INSPECTION AND MONITORING ACTIVITIES AND MAINTAIN LOGS AS
<br /> ORGANIZATION CONTACT NAME PHONE PERMIT REQUIRES. I HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR
<br /> • IDENTIFY OTHER POTENTIAL POLLUTANT SOURCES NOT LISTED IN THE SWPPP AND ADD THEM. REPORT WAS PREPARED BY ME OR UNDER MY DIRECT
<br /> SOUTHWIND HOLDINGS LARRY ALM • IDENTIFY ANY DEFICIENCIES IN THE SWPPP AND CORRECT THEM. SUPERVISION AND THAT AM A DULY LICENSED
<br /> n PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE
<br /> ANDERSON ENGINEERING (SWPPP DESIGN) JARED RICHNER* 763-412-4000 • ENSURE THAT CHANGES TO CONSTRUCTION PLANS ARE ADDRESSED IN THE SWPPP. of MINNESOTA.
<br /> �I • FILE THE NOTICE OF TERMINATION UPON PROJECT COMPLETION.[CONTRACTOR] PRINT NAME: ADAM THIELE, PE
<br /> �I
<br /> o *CERTIFIED FOR DESIGN OF CONSTRUCTION SWPPP BY UNIVERSITY OF MINNESOTA, EXPIRES 5/31/23 AFTER THE NOTICE OF TERMINATION HAS BEEN FILED, THE OWNER SHALL BE RESPONSIBLE FOR
<br /> ASSIGNING RESPONSIBILITY FOR PERMANENT MAINTENANCE MEASURES.
<br /> i o SIGNATURE:
<br /> w �o gie 1 - MPCA DUTY OFFICER 24 HOUR EMERGENCY NOTIFICATION:
<br /> _ l' '°""'n 651-649-5451 OR 800-422-0798 PERMITS DATE: 08/09/2022 LICENSE N0. 51317
<br /> �I SITE INSPECTION AND MAINTENANCE THE FOLLOWING PERMITS APPLY TO THIS PROJECT: REVISION LOG
<br /> i HARDWOOD CREEK HAS AN APPROVED TMDL FOR DISSOLVED OXYGEN AND FISHES BIO, NOT FOR
<br /> CONSTRUCTION RELATED ACTIVITIES AGENCY TYPE OF PERMIT PERMIT # AND DATES NO. DATE DESCRIPTION OF REVISIONS
<br /> CONTRACTOR SHALL PROVIDE NAME, CONTACT INFO, AND TRAINING DOCUMENTATION FOR THE PERSON
<br /> 1 8/19/22 REVISED PER CITY COMMENTS
<br /> WATERS WITHIN 1 MILE RADIUS RESPONSIBLE FOR SWPPP IMPLEMENTATION AND INSPECTION/MAINTENANCE OF BMPS. MINNESOTA POLLUTION NPDES CONSTRUCTION
<br /> CONTROL AGENCY (MPCA) PERMIT 2 10/31/22 REVISED PER UPDATED DELINEATION
<br /> OI TYPE LAKE, IMPAIRED INSPECT THE ENTIRE CONSTRUCTION SITE A MINIMUM OF ONCE EVERY SEVEN DAYS DURING ACTIVE 3 11/18/22 REVISED PER CITY COMMENTS
<br /> TYPE (LAKE, A WATER WITHIN 1 RECEIVING CITY OF HUGO GRADING PERMIT
<br /> NAME OF WATER RIVER APPROVED CONSTRUCTION AND WITHIN 24 HOURS AFTER A RAINFALL EVENT GREATER THAN 0.5 INCHES WITHIN A 24 4 11/21/22 STORM SEWER REVISIONS
<br /> BODY WETLAND, SPECIAL WATER MILE OF TMDLTMDL WATERS HOUR TIME FRAME. INSPECT ALL TEMPORARY AND PERMANENT WATER QUALITY MANAGEMENT, EROSION CITY OF HUGO BUILDING PERMIT
<br /> r- (YES OR NO) PR OJ C S (YES OR NO) PREVENTION AND SEDIMENT CONTROL BMPS UNTIL THE SITE HAS UNDERGONE FINAL STABILIZATION AND
<br /> oDITCH, ETC) (YES OR NO) THE N.O.T. HAS BEEN SUBMITTED. INSPECT SURFACE WATER INCLUDING DRAINAGE DITCHES FOR SIGNS NOTE: IF THE 25' BUFFERS ARE MAINTAINED FORM THE WETLANDS, ADDITIONAL PERMITS WILL NOT BE
<br /> HARDWOOD CREEK NO YES YES YES OF EROSION AND SEDIMENT DEPOSITION. INSPECT CONSTRUCTION SITE VEHICLE EXIT LOCATIONS FOR REQUIRED.
<br /> = EVIDENCE OF TRACKING ONTO PAVED SURFACES. INSPECT SURROUNDING PROPERTIES FOR EVIDENCE
<br /> OF OFF SITE SEDIMENT ACCUMULATION. LOCATION OF SWPPP REQUIREMENTS PRELIMINARY PLAT
<br /> SOIL TYPES
<br /> � RECORD ALL INSPECTIONS AND MAINTENANCE ACTIVITIES IN WRITING WITHIN 24 HOURS. SUBMIT THE REQUIRED SWPPP ELEMENTS MAY BE LOCATED IN MANY PLACES 08/09/2022
<br /> n SOIL TYPES TYPICALLY FOUND ON THIS PROJECT ARE SANDY LEAN CLAY AND CLAYEY LEAN SAND INSPECTION REPORTS IN A FORMAT THAT IS ACCEPTABLE TO THE PROJECT ENGINEER. WITHIN THE PLAN SET. PLAN VIEW OF THE GRADING PLAN MEASURES CAN BE FOUND ON C5 - GRADING DESIGNED: DRAWN: CHECKED BY:
<br /> o (GENERALLY TYPE B SOILS), WITH LESSER AMOUNTS OF POORLY GRADED SAND WITH SILT AND SILTY PLAN AT JR AT
<br /> o SAND (GENERALLY TYPE C SOILS), PER GEOTECHNICAL REPORT DATED 06/06/2022 GEOTECHNICAL FOR PROJECTS THAT DISCHARGE TO PROHIBITED WATERS, CONDUCT ROUTINE SITE INSPECTIONS AT A
<br /> REPORT IS TO BE KEPT ON SITE AS PART OF THE SWPPP AND IS TO BE MADE AVAILABLE UPON REQUEST. MINIMUM OF ONCE EVERY 72 HOURS (3 DAYS). SWPPP AMENDMENTS DRAWING TITLE
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<br /> LONG TERM MAINTENANCE AND OPERATION INCLUDE THE FOLLOWING IN THE RECORDS OF EACH INSPECTION AND MAINTENANCE ACTIVITY: A QUALIFIED INDIVIDUAL MUST COMPLETE ALL SWPPP CHANGES. CHANGES INVOLVING THE USE OF A
<br /> LESS STRINGENT BMP MUST INCLUDE A JUSTIFICATION DESCRIBING HOW THE REPLACEMENT BMP IS
<br /> o SOUTHWIND HOLDINGS HAS ENTERED INTO A MAINTENANCE AGREEMENT WITH THE CITY OF HUGO THAT A. DATE AND TIME OF INSPECTIONS EFFECTIVE FOR THE SITE CHARACTERISTICS.
<br /> o IDENTIFIES THE AGENCY THAT IS RESPONSIBLE FOR ONGOING MAINTENANCE, AND HOW RESPONSIBILITY B. NAME OF PERSONS CONDUCTING INSPECTIONS
<br /> o-, WILL BE TRANSFERRED TO OTHER AGENTS, OR PRIVATELY MAINTAINED. C. FINDINGS OF INSPECTIONS, INCLUDING RECOMMENDATIONS FOR CORRECTIVE ACTIONS PERMITTEES MUST AMEND THE SWPPP TO INCLUDE ADDITIONAL OR MODIFIED BMPS AS NECESSARY TO SWPPP - PG 1
<br /> 0 o D. CORRECTIVE ACTION TAKEN, INCLUDING DATES, TIMES, AND PARTY COMPLETING MAINTENANCE CORRECT PROBLEMS IDENTIFIED OF ADDRESS SITUATIONS WHENEVER THERE IS A CHANGE IN DESIGN,
<br /> OM
<br /> ACTIVITIES CONSTRUCTION OPERATION, MAINTENANCE, WEATHER, OR SEASONAL CONDITIONS HAVING A
<br /> E. DATE AND AMOUNT OF ALL RAINFALL EVENTS GREATER THAN 0.5 INCH IN 24 HOURS SIGNIFICANT EFFECT ON THE DISCHARGE OF POLLUTANTS TO SURFACE WATERS OR GROUNDWATER.
<br /> } o F. DOCUMENTS AND CHANGES MADE TO THE SWPPP
<br /> PERMITTEES MUST AMEND THE SWPPP TO INCLUDE ADDITIONAL OR MODIFIED BMPS AS NECESSARY TO
<br /> E REPLACE, REPAIR OR SUPPLEMENT ALL NONFUNCTIONAL BMPS BY IN THE TIME PROVIDED BELOW: CORRECT PROBLEMS IDENTIFIED OR ADDRESS SITUATIONS WHENEVER INSPECTIONS OR
<br /> c° INVESTIGATIONS BY THE SITE OWNER OR OPERATOR, USEPA OR MPCA OFFICIALS INDICATE THE SWPPP
<br /> z w A. REPAIR, REPLACE, OR SUPPLEMENT PERIMETER CONTROL DEVICES WHEN IT BECOMES IS NOT EFFECTIVE IN ELIMINATING OR SIGNIFICANTLY MINIMIZING THE DISCHARGE OF POLLUTANTS TO DRAWING NO.
<br /> Q NONFUNCTIONAL OR SEDIMENT REACHES Y2 THE HEIGHT OF THE DEVICE. COMPLETE REPAIRS BY SURFACE WATERS OR GROUNDWATER OR THE DISCHARGES ARE CAUSING WATER QUALITY STANDARD
<br /> X B. THE END OF THE NEXT BUSINESS DAY FOLLOWING DISCOVERY. EXCEEDANCES OR THE SWPPP IS NOT CONSISTENT WITH THE OBJECTIVES OF A USEPA APPROVED TMDL.
<br /> E N C. REPAIR OR REPLACE INLET PROTECTION DEVICES WHEN THEY BECOME NONFUNCTIONAL OR
<br /> 0 o SEDIMENT REACHES Y2 THE HEIGHT AND/OR DEPTH OF THE DEVICE. COMPLETE REPAIRS BY THE
<br /> N END OF THE NEXT BUSINESS DAY FOLLOWING DISCOVER. C9
<br /> i D. DRAIN AND REMOVE SEDIMENT FROM TEMPORARY AND PERMANENT SEDIMENT BASINS ONCE THE
<br /> N SEDIMENT HAS REACHED Y2 THE STORAGE VOLUME. COMPLETE WORK WITHIN 72 HOURS OF
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