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Resolution No. 7207 <br />SWPPP NOTES <br />1. THE NATURE OF THIS PROJECT WILL CONSIST OF CONSTRUCTING A 48 UNIT APARTMENT <br />BUILDING AND ASSOCIATED UTILITIES. <br />2. THE INTENDED SEQUENCING OF MAJOR CONSTRUCTION ACTIVITIES ARE AS FOLLOWS: <br />1. INSTALL VEHICLE TRACKING BMP <br />2. INSTALL SILT FENCE & BIO ROLLS AROUND SITE <br />3. CLEAR AND GRUB SITE <br />4. STRIP AND STOCKPILE TOPSOIL <br />5. REMOVE PAVEMENTS AND UTILITIES <br />6. CONSTRUCT STORMWATER MANAGEMENT FACILITIES <br />7. INSTALL SILT FENCE AROUND STORM WATER MANAGEMENT FACILITIES <br />8. ROUGH GRADE SITE <br />9. IMPORT CLEAN FILL FOR REPLACEMENT AND/OR BALANCE AS NEEDED <br />10. INSTALL UTILITIES <br />11. INSTALL BUILDING FOUNDATIONS <br />12. INSTALL CURB AND GUTTER <br />13. INSTALL PAVEMENTS AND WALKS <br />14. FINAL GRADE SITE <br />15. REMOVE ACCUMULATED SEDIMENT FROM STORMWATER FACILITIES AND STRUCTURES <br />16. SEED AND MULCH <br />17. WHEN ALL CONSTRUCTION ACTIVITY IS COMPLETE AND THE SITE IS STABILIZED, REMOVE SILT <br />FENCE AND BIO ROLLS AND RESEED ANY AREAS DISTURBED BY THE REMOVAL. <br />3. SITE DATA: <br />AREA OF DISTURBANCE / PROPERTY AREA: 2.63 AC <br />PRE -CONSTRUCTION IMPERVIOUS AREA: 1.85 AC <br />POST -CONSTRUCTION IMPERVIOUS AREA: 1.60 AC <br />GENERAL SOIL TYPE: SEE GEOTECHNICAL EVALUATION REPORT <br />4. THE LOCATION OF AREAS NOT TO BE DISTURBED MUST BE IDENTIFIED WITH FLAGS, STAKES, <br />SIGNS, SILT FENCE, ETC. BEFORE CONSTRUCTION BEGINS. <br />5. PERIMETER EROSION CONTROL MEASURES TO BE INSTALLED BY CONTRACTOR & INSPECTED BY <br />CITY PRIOR TO ANY WORK. CONTRACTOR MUST PROVIDE MINIMUM 24-HOUR NOTICE PRIOR TO <br />INSPECTION. <br />6. ALL DISTURBED GROUND LEFT INACTIVE MUST BE IMMEDIATELY STABILIZED BY SEEDING OR <br />SODDING (ONLY AVAILABLE PRIOR TO SEPTEMBER 15) OR BY MULCHING OR COVERING OR <br />OTHER EQUIVALENT CONTROL MEASURE. STABILIZATION MUST BE COMPLETED WITHIN SEVEN <br />(7) CALENDAR DAYS AFTER CONSTRUCTION ACTIVITY IN THAT PORTION OF THE SITE <br />TEMPORARILY OR PERMANENTLY CEASES. <br />7. ON SLOPES 3:1 OR GREATER MAINTAIN SHEET FLOW AND MINIMIZE RILLS AND/OR GULLIES, <br />SLOPE LENGTHS CAN NOT BE GREATER THAN 75 FEET. <br />DENOTES SLOPES GREATER THAN 3:1. ALL 3:1 SLOPES TO BE STABILIZED WITH EROSION <br />CONTROL BLANKET <br />8. ALL STORM DRAINS AND INLETS MUST BE PROTECTED UNTIL ALL SOURCES OF POTENTIAL <br />DISCHARGE ARE STABILIZED. <br />9. TEMPORARY SOIL STOCKPILES MUST HAVE EFFECTIVE SEDIMENT CONTROL AND CAN NOT BE <br />PLACED IN SURFACE WATERS OR STORM WATER CONVEYANCE SYSTEMS. TEMPORARY <br />STOCKPILES WITHOUT SIGNIFICANT AMOUNT OF SILT, CLAY, OR ORGANIC COMPOUNDS ARE <br />EXEPMT EX: CLEAN AGGREGATE STOCK PILES, DEMOLITION CONCRETE STOCKPILES, SAND <br />STOCKPILES. <br />10. SEDIMENT LADEN WATER MUST BE DISCHARGED TO A SEDIMENTATION BASIN WHENEVER <br />POSSIBLE. IF NOT POSSIBLE, IT MUST BE TREATED WITH THE APPROPRIATE BMP'S. <br />11. IF THE INFILTRATION BASIN IS TO BE USED DURING CONSTRUCTION, THE CONTRACTOR SHALL <br />ONLY PARTIALLY EXCAVATE AND LEAVE THE BASIN 2 FEET ABOVE FINISHED ELEVATION. <br />12. SOLID WASTE MUST BE DISPOSED OF PROPERLY AND MUST COMPLY WITH WDNR DISPOSAL <br />REQUIREMENTS. <br />13. EXTERNAL WASHING OF CONSTRUCTION VEHICLES MUST BE LIMITED TO A DEFINED AREA OF THE <br />SITE. RUNOFF MUST BE PROPERLY CONTAINED. <br />14. NO ENGINE DEGREASING IS ALLOWED ON SITE. <br />15. THE OWNER WHO SIGNS THE NPDES PERMIT APPLICATION IS A PERMITTEE AND IS RESPONSIBLE <br />FOR COMPLIANCE WITH ALL TERMS AND CONDITIONS OF THE PERMIT. THE OPERATOR <br />(CONTRACTOR) WHO SIGNS THE NPDES PERMIT APPLICATION IS A PERMITTEE FOR PARTS II.B., <br />PART II.C, PART II.B-F, PART V, PART IV AND APPLICABLE CONSTRUCTION ACTIVITY <br />REQUIREMENTS FOUND IN APPENDIX A, PART C. OF THE NPDES PERMIT AND IS JOINTLY <br />RESPONSIBLE WITH THE OWNER FOR COMPLIANCE WITH THOSE PORTIONS OF THE PERMIT. <br />16. TERMINATION OF COVERAGE-PERMITTEE(S) WISHING TO TERMINATE COVERAGE MUST SUBMIT A <br />NOTICE OF TERMINATION (NOT) TO THE WDNR. ALL PERMITTEES) MUST SUBMIT A NOT WITHIN <br />30 DAYS AFTER ONE OR MORE OF THE FOLLOWING CONDITIONS HAVE BEEN MET: <br />A. FINAL STABILIZATION, PER NPDES PERMIT PART IV.G. HAS BEEN ACHIEVED ON ALL <br />PORTIONS OF THE SITE FOR WHICH THE PERMITTEE IS RESPONSIBLE. <br />B. TRANSFER OF OWNERSHIP AS DESCRIBED IN THE PERMIT. <br />CERTIFICATION <br />UNIVERSITY OF MINNESOTA <br />Val Anderson <br />Design of Construction SWPPP (May 31 2023) <br />ESTIMATED QUANTITIES <br />16. INSPECTIONS <br />A. INITIAL INSPECTION FOLLOWING SILT FENCE INSTALLATION BY CITY REPRESENTATIVE IS <br />REQUIRED. <br />B. EXPOSED SOIL AREAS: ONCE EVERY 7 DAYS AND WITHIN 24 HOURS FOLLOWING A 0.51- <br />OVER <br />.5"OVER 24 HOUR RAIN EVENT. <br />C. STABILIZED AREAS: ONCE EVERY 30 DAYS <br />D. FROZEN GROUND: AS SOON AS RUNOFF OCCURS OR PRIOR TO RESUMING <br />CONSTRUCTION. <br />E. INSPECTION AND MAINTENANCE RECORDS MUST BE RETAINED FOR 3 YEARS AFTER FILING <br />OF THE NOTICE OF TERMINATION AND MUST INCLUDE: DATE AND TIME OF ACTION, NAME <br />OF PERSON(S) CONDUCTING WORK, FINDING OF INSPECTIONS AND RECOMMENDATIONS <br />FOR CORRECTIVE ACTION, DATE AND AMOUNT OF RAINFALL EVENTS GREATER THAN 0.5 <br />INCHES IN A 24 HOUR PERIOD. <br />17. MINIMUM MAINTENANCE <br />A. SILT FENCE TO BE REPAIRED, REPLACED, SUPPLEMENTED WHEN NONFUNCTIONAL, OR 1/3 <br />FULL; WITHIN 24 HOURS <br />B. SEDIMENT BASINS DRAINED AND SEDIMENT REMOVED WHEN REACHES 1/2 STORAGE <br />VOLUME. REMOVAL MUST BE COMPLETE WITHIN 72 HOURS OF DISCOVERY. <br />C. SEDIMENT REMOVED FROM SURFACE WATERS WITHIN MSEVEN DAYS <br />D. CONSTRUCTION SITE EXITS INSPECTED, TRACKED SEDIMENT REMOVED WITH 24 HOURS. <br />E. PROVIDE COPIES OF EROSION INSPECTION RESULTS TO CITY ENGINEER FOR ALL EVENTS <br />GREATER THAN Y2" IN 24 HOURS <br />18. THE SWPPP, INCLUDING ALL CHANGES TO IT, AND INSPECTIONS AND MAINTENANCE RECORDS <br />MUST BE KEPT AT THE SITE DURING CONSTRUCTION ACTIVITY BY THE PERMITTEE(S) WHO HAVE <br />OPERATIONAL CONTROL OF THE SITE. <br />19. OWNER MUST KEEP RECORDS OF ALL PERMITS REQUIRED FOR THE PROJECT, THE SWPPP, ALL <br />INSPECTIONS AND MAINTENANCE, PERMANENT OPERATION AND MAINTENANCE AGREEMENTS, <br />AND REQUIRED CALCULATIONS FOR TEMPORARY AND PERMANENT STORM WATER <br />MANAGEMENT SYSTEMS. THESE RECORDS MUST BE RETAINED FOR THREE YEARS AFTER FILING <br />NPDES NOTICE OF TERMINATION. <br />20. SWPPP MUST BE AMENDED WHEN: <br />A. THERE IS A CHANGE IN DESIGN, OPERATION, MAINTENANCE, WEATHER OR SEASONAL <br />CONDITIONS THAT HAS A SIGNIFICANT EFFECT ON DISCHARGE <br />B. INSPECTIONS INDICATE THAT THE SWPPP IS NOT EFFECTIVE AND DISCHARGE IS EXCEEDING <br />WATER QUALITY STANDARDS. <br />C. THE BMP'S IN THE SWPPP ARE NOT CONTROLLING POLLUTANTS IN DISCHARGES OR IS NOT <br />CONSISTENT WITH THE TERMS AND CONDITIONS OF THE PERMIT. <br />21. CONCRETE WASHOUT AREA <br />A. CONTRACTOR TO PROVIDE PREFABRICATED CONCRETE WASH-OUT CONTAINER WITH RAIN <br />PROTECTION PER PLAN. <br />B. CONCRETE WASH-OUT TO BE IDENTIFIED WITH SIGNAGE STATING "CONCRETE WASHOUT <br />AREA DO NOT OVERFILL". <br />C. CONCRETE WASHOUT WATER NEEDS TO BE PUMPED WITHIN 24 HOURS OF STANDING <br />WATER IN WASHOUT AREA. <br />22. IN THE EVENT OF ENCOUNTERING A WELL OR SPRING DURING CONSTRUCTION CONTRACTOR <br />TO CEASE CONSTRUCTION ACTIVITY AND NOTIFY ENGINEER. <br />23. PIPE OULTETS MUST BE PROVIDED WITH TEMPORARY OR PERMANENT ENERGY DISSIPATION <br />WITHIN 24 HOURS AFTER CONNECTION TO A SURFACE WATER. <br />24. FINAL STABILIZATION <br />FINAL STABILIZATION REQUIRES THAT ALL SOIL DISTURBING ACVTIVITIES HAVE BEEN COMPLETED <br />AND THAT DISTURBED AREAS ARE STABILIZED BY A UNIFORM PERENNIAL VEGETATIVE COVER <br />WITH 70% OF THE EXPECTED FINAL DENSITY, AND THAT ALL PERMANENT PAVEMENTS HAVE BEEN <br />INSTALLED. ALL TEMPORARY BMP'S SHALL BE REMOVED, DITCHES STABILIZED, AND SEDIMENT <br />SHALL BE REMOVED FROM PERMANENT CONVEYANCES AND SEDIMENTATION BASINS IN ORDER <br />TO RETURN THE POND TO DESIGN CAPACITY. <br />25. RESPONSIBILITIES <br />A. THE OWNER MUST IDENTIFY A PERSON WHO WILL OVERSEE THE SWPPP IMPLEMENTATION <br />AND THE PERSON RESPONSIBLE FOR INSPECTION AND MAINTENANCE: <br />CONTACT: <br />COMPANY: <br />PHONE: <br />B. THE OWNER MUST IDENTIFY THE A PERSON WHO WILL BE RESPONSIBLE FOR LONG TERM <br />OPERATIONS AND MAINTENANCE OF THE PERMANENT STORMWATER MANAGEMENT <br />SYSTEM: <br />CONTACT: <br />COMPANY: <br />PHONE: <br />26. THE MINNESOTA DNR OR THE CITY MAY HAVE REQUIREMENTS FOR INSPECTIONS OR AS -BUILT <br />DRAWINGS VERIFYING PROPER CONSTRUCTION OF THE BMPS. <br />27. LIST OF CONTACTS <br />INLET SPECIFICATIONS AS PER THE <br />PLAN DIMENSION LENGTH AND <br />WIDTH TO MATCH FLAP POCKET <br />__ 1w, I/ <br />NOTES: <br />SEE SPECS. 2573, 3137, 3886 & 3891. <br />MANUFACTURED ALTERNATIVES LISTED ON Mn/DOT'S APPROVED PRODUCTS LIST MAY BE SUBSTITUTED. <br />1O ALL GEOTEXTILE USED FOR INLET PROTECTION SHALL BE MONOFILAMENT IN BOTH DIRECTIONS, <br />MEETING SPEC. 3886. <br />Q2 FINISHED SIZE, INCLUDING POCKETS WHERE REQUIRED SHALL EXTEND A MINIMUM OF 10 INCHES <br />AROUND THE PERIMETER TO FACILITATE MAINTENANCE OR REMOVAL. <br />3O INSTALLATION NOTES: <br />3.1. DO NOT INSTALL FILTER BAG INSERT IN INLETS SHALLOWER THAN 30 INCHES MEASURED FROM <br />THE BOTTOM OF THE INLET TO THE TOP OF THE GRATE. <br />3.2. THE INSTALLED BAG SHALL HAVE A MINIMUM SIDE CLEARANCE OF 3 INCHES BETWEEN THE <br />INLET WALLS AND THE BAG, MEASURED AT THE BOTTOM OF THE OVERFLOW HOLES. <br />3.3. WHERE NECESSARY THE CONTRACTOR SHALL CLINCH THE BAG, USING PLASTIC ZIP TIES, TO <br />ACHIEVE THE 3 INCH SIDE CLEARANCE. <br />® FLAP POCKETS SHALL BE LARGE ENOUGH TO ACCEPT WOOD 2 INCH X 4 INCH OR USE A ROCK SOCK <br />OR SAND BAGS IN PLACE OF THE FLAP POCKETS. <br />LOUCKS PLATE NO. <br />INLET PROTECTION - 3015 <br />00 FILTER BAG INSERT <br />DRAWN 2/2016 <br />TITLE <br />8" <br />MINIMUM DOUBLE <br />PHONE NUMBER <br />STITCHED SEAMS ALL <br />4 <br />4 <br />AROUND SIDE PIECES <br />612-708-6085 <br />AND ON FLAP POCKETS <br />12" OVERFLOW HOLES <br />LOUCKS <br />(2" X 4" HOLE SHALL <br />FRONT, BACK, AND <br />z, <br />BE HEAT CUT INTO <br />BOTTOM TO BE MADE <br />ALL FOUR SIDE <br />FROM SINGLE PIECE <br />7 PANELS) <br />OF FABRIC <br />10 <br />SITE MANGER <br />FILTER BAG INSERT <br />(CAN BE INSTALLED IN ANY INLET TYPE <br />Q WITH OR WITHOUT A CURB BOX) <br />NOTES: <br />SEE SPECS. 2573, 3137, 3886 & 3891. <br />MANUFACTURED ALTERNATIVES LISTED ON Mn/DOT'S APPROVED PRODUCTS LIST MAY BE SUBSTITUTED. <br />1O ALL GEOTEXTILE USED FOR INLET PROTECTION SHALL BE MONOFILAMENT IN BOTH DIRECTIONS, <br />MEETING SPEC. 3886. <br />Q2 FINISHED SIZE, INCLUDING POCKETS WHERE REQUIRED SHALL EXTEND A MINIMUM OF 10 INCHES <br />AROUND THE PERIMETER TO FACILITATE MAINTENANCE OR REMOVAL. <br />3O INSTALLATION NOTES: <br />3.1. DO NOT INSTALL FILTER BAG INSERT IN INLETS SHALLOWER THAN 30 INCHES MEASURED FROM <br />THE BOTTOM OF THE INLET TO THE TOP OF THE GRATE. <br />3.2. THE INSTALLED BAG SHALL HAVE A MINIMUM SIDE CLEARANCE OF 3 INCHES BETWEEN THE <br />INLET WALLS AND THE BAG, MEASURED AT THE BOTTOM OF THE OVERFLOW HOLES. <br />3.3. WHERE NECESSARY THE CONTRACTOR SHALL CLINCH THE BAG, USING PLASTIC ZIP TIES, TO <br />ACHIEVE THE 3 INCH SIDE CLEARANCE. <br />® FLAP POCKETS SHALL BE LARGE ENOUGH TO ACCEPT WOOD 2 INCH X 4 INCH OR USE A ROCK SOCK <br />OR SAND BAGS IN PLACE OF THE FLAP POCKETS. <br />LOUCKS PLATE NO. <br />INLET PROTECTION - 3015 <br />00 FILTER BAG INSERT <br />DRAWN 2/2016 <br />TITLE <br />NAME <br />COMPANY <br />PHONE NUMBER <br />OWNER <br />DALE RICHARDSON <br />CBS MN PROPERTIES, LLC <br />612-708-6085 <br />PROJECT MANAGER <br />JEFF SHOPEK <br />LOUCKS <br />763-496-6715 <br />ENGINEER SWPPP <br />VAL ANDERSON <br />LOUCKS <br />763-496-6728 <br />CONTRACTOR <br />PENDING <br />SEEDING <br />AC <br />SITE MANGER <br />PENDING <br />DESCRIPTION <br />UNIT <br />QUANTITY <br />TEMPORARY ROCK CONSTRUCTION ENTRANCE <br />EA <br />1 <br />PREFABRICATED CONCRETE WASHOUT <br />EA <br />0 <br />SILT FENCE (STANDARD) <br />LF <br />1,850 <br />ROCK FILTER LOG <br />LF <br />0 <br />INLET PROTECTION <br />EA <br />20 <br />SEEDING <br />AC <br />1.25± <br />N <br />N <br />CD <br />N <br />O, <br />O <br />10 <br />CD <br />N <br />O <br />CL <br />STEEL FENCE POST (T -POST), <br />MINIMUM 5' LONG, ATTACH FABRIC TO POSTS <br />6' MAXIMUM SPACING. WITH MINIMUM 3 ZIP TIES <br />(50 LB. TENSILE) PER POST <br />IN TOP 8". <br />WOVEN MONOFILAMENT GEOTEXTILE <br />FABRIC PER MNDOT 3886-1 <br />(36" WIDTH) - OVERLAP TOP 6" OF <br />FABRIC AND FASTEN AT 2' INTERVALS <br />MACHINE SLICE <br />8"-12" DEPTH (PLUS 6" FLAP) <br />TRENCH MUST BE COMPACTED BY <br />LIGHT EQUIPMENT PRIOR TO <br />PLACEMENT OF STEEL POSTS. <br />O;REC704 OF RUNOFF / <br />24" MINIMUM <br />POST EMBEDMENT <br />NOTE: <br />THE MACHINE SLICED METHOD (THIS DETAIL) IS THE STANDARD SILT <br />FENCE INSTALLATION METHOD. HEAVY-DUTY ER0-1B OR <br />STANDARD (ERO-1C) SILT FENCE INSTALLATION METHODS SHOULD <br />ONLY BE USED WHEN APPROVED OR DIRECTED BY THE CITY. <br />©� Bonestroo STANDARD DETAILS Last Revision: <br />JAN, 2006 <br />Rosene <br />Anderlik& SILT FENCE <br />Associates MACHINE SLICED <br />Enginoers & Architects 0 R 0 N 0, MINNESOTA City Plots No. <br />St. Paul, Minnesota ERO-1 <br />l <br />139_ER0-1.DWG <br />SPECIAL & IMPAIRED WATERS <br />6" MINIMUM <br />tijjN7 oU0U0000 <br />2" WASHED ROCK �G,�,C 00. OO <br />F,y�T 0 N <br />M�N�M <br />18" MINIMUM CUT OFF BERM 2p <br />TO MINIMIZE RUNOFF FROM SITE <br />FILTER FABRIC SHALL BE PLACED UNDER ROCK <br />TO STOP MUD MIGRATION THROUGH ROCK. <br />©� Bonestroo STANDARD DETAILS Last Revision: <br />JAN. 2006 <br />0 Rosene Anderlik & ROCK CONSTRUCTION ENTRANCE <br />" Associates <br />Engineers s Architects <br />St. Pa O R O N 0, MINNESOTA <br />cFRRnte . <br />W, Minnesota <br />S9_ER0-2.DWG <br />RECEIVING WATERSIIIIIIIIIII ■ <br />NAME OF WATER BODY <br />TYPE OF <br />WATER <br />BODY <br />SPECIAL <br />WATER <br />IMPAIRED <br />WATER <br />TYPE OF <br />SPECIAL <br />WATER <br />LONG <br />LAKE <br />NO <br />YES <br />MERCURY, NUTRIENTS <br />WOLSFLED <br />LAKE <br />NO <br />YES <br />NUTRIENTS <br />WOLSFELD WOODS SNA <br />LAKE/OTHER <br />YES <br />NO <br />SCIENTIFIC & NATURAL <br />.. LOUCKS <br />PLANNING <br />CIVIL ENGINEERING <br />LAND SURVEYING <br />LANDSCAPE ARCHITECTURE <br />ENVIRONMENTAL <br />7200 Hemlock Lane, Suite 300 <br />Maple Grove, MN 55369 <br />763.424.5505 <br />www.loucksinc.com <br />CADD files prepared by the Consultant for this project are <br />instruments of the Consultant professional services for use solely <br />with respect to this project. These CADD files shall not be used <br />on other projects, for additions to this project, or for completion <br />of this project by others without written approval by the <br />Consultant. With the Consultant's approval, others may be <br />permitted to obtain copies of the CADD drawing files for <br />information and reference only. All intentional or unintentional <br />revisions, additions, or deletions to these CADD files shall be <br />made at the full risk of that party making such revisions, additions <br />or deletions and that party shall hold harmless and indemnify the <br />Consultant from any & all responsibilities, claims, and liabilities. <br />05-19-21 CITY SUBMITTAL <br />06-14-21 CITY COMMENTS <br />I hereby certify that this plan, specification or report was <br />prepared by me or under my direct supervision and that <br />I am a duly Licensed Professional Engineer under the <br />laws of the State of Minnesota. <br />Jeffrey A. Shopek - PE <br />License No. <br />19624 <br />Date <br />06-14-21 <br />M QUALITY <br />CONTROL <br />Loucks Project No. <br />19767 <br />Project Lead <br />JAS <br />Drawn By <br />TRG <br />Checked By <br />VMA <br />Review Date <br />06-14-21 <br />C1-1 EXISTING CONDITIONS PLAN <br />C1-2 <br />DEMOLITION PLAN <br />C2-1 <br />SITE PLAN <br />C3-1 <br />GRADING & DRAINAGE PLAN <br />C3-2 <br />SWPP PLAN <br />C3-3 <br />SWPP NOTES & DETAILS <br />C4-1 <br />UTILITY PLAN <br />C8-1 <br />DETAIL SHEETS <br />L1-1 <br />LANDSCAPE PLAN <br />L2-1 <br />LANDSCAPE DETAILS <br />