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STORM WATER POLLUTION PREVENTION PLAN (SWPPP) NARRATIVE <br /> 11. IT IS NOT ANTICIPATED THAT POLYMERS, FLOCCULANTS OR OTHER SEDIMENTATION TREATMENT CHEMICALS SHALL BE USED. HOWEVER, IF THE USE OF SUCH CHEMICALS BECOMES NECESSARY TO COMPLY WITH PERMIT SRF <br /> PROJECT DESCRIPTION/LOCATION AND SCOPE REQUIREMENTS, IT SHALL BE IN ACCORDANCE WITH THE NPDES PERMIT. <br /> 3701 WAYZATA BOULEVARD <br /> SEE COVER SHEET FOR LOCATION MAP AND PROJECT NUMBERS. SEE BELOW FOR OVERVIEW MAP AND CONSTRUCTION LIMITS. PERMANENT STORMWATER BEST MANAGEMENT PRACTICES(BMPS) UTILIZED ON THE PROJECT INCLUDE POLLUTION PREVENTION NOTES SUITE 100 <br /> POROUS PAVEMENT. MINNEAPOLIS, MN 55416-3791 <br /> 1. THE CONTRACTOR SHALL COMPLY WITH THE REQUIREMENTS REGARDING POLLUTION PREVENTION MANAGEMENT DURING CONSTRUCTION,WHICH SHALL INCLUDE, BUT NOT BE LIMITED TO, PROVIDING THE FOLLOWING (ITEMS PH: 763-475-0010 <br /> SPECIAL AND IMPAIRED WATERS LISTED ARE INCIDENTAL): www.srfconsulting.com <br /> THERE ARE NO SPECIAL/IMPAIRED WATERS LOCATED WITHIN ONE MILE OF THE PROJECT LIMITS AND RECEIVE RUNOFF FROM THE PROJECT SITE. <br /> A. WASHOUT AREAS FOR CONCRETE,STUCCO, PAINT, FORM RELEASE OILS,CURING COMPOUNDS AND OTHER CONSTRUCTION MATERIALS FOR USE BY ALL SUBCONTRACTORS AND MATERIAL TESTING PERSONNEL. LOCATION PREPARED FOR <br /> ENVIRONMENTALLY SENSITIVE AREAS OF WASHOUT AREAS SHALL BE IDENTIFIED BY SIGNAGE AND SHALL BE AT LEAST 200 FT. FROM SITE MANAGEMENT PLAN REQUIREMENT AREAS(IF APPLICABLE)OR ENVIRONMENTALLY SENSITIVE AREAS,AND UTILIZE A 1 --, <br /> ALL ENVIRONMENTALLY SENSITIVE AREAS, INCLUDING WETLANDS,ARE LABELED AS"ENVIRONMENTALLY SENSITIVE AREAS" IN THE PLANS. LEAK PROOF CONTAINMENT FACILITY OR IMPERMEABLE LINER THAT PREVENTS RUNOFF ONTO ADJACENT SOILS.AN ENGINEERED COLLECTION SYSTEM CAN ALSO BE USED IF IT IS APPROVED BY THE PROJECT ENGINEER. �)[�Lfll� ,[ � <br /> LONG TERM MAINTENANCE AND OPERATION B. THE CONTRACTOR SHALL OBTAIN APPROVAL FROM THE PROJECT ENGINEER FOR A CHEMICAL STORAGE AREA AND SHALL DESIGNATE AN AREA FOR FUELING AND MINOR MAINTENANCE OF CONSTRUCTION VEHICLES prope-rtics <br /> LONG TERM MAINTENANCE AND OPERATION OF BMPS WILL BE PERFORMED BY THE OWNER. (INCLUDING WASHING)WITH MEANS TO CAPTURE ANY FUEL SPILLS. RUNOFF SHALL BE CONTAINED IN A TEMPORARY SEDIMENT BASIN OR OTHER EFFECTIVE CONTROL AND ALL WASTE GENERATED SHALL BE PROPERLY <br /> SWPPP DEVELOPMENT AND MAINTENANCE DISPOSED OF. NO ENGINE DEGREASING IS ALLOWED ON SITE. DENNIS PROPERTIES <br /> THIS SWPPP WAS PREPARED BY PERSONNEL WHO ARE CERTIFIED IN THE DESIGN OF CONSTRUCTION SWPPPS.COPIES OF THE CERTIFICATIONS ARE AVAILABLE UPON REQUEST. C. SOLID WASTE COLLECTION AND REMOVAL. 2214 FIFTH STREET, UNIT 3, <br /> THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING A CERTIFIED EROSION AND SEDIMENT CONTROL SUPERVISOR WHO SHALL BE RESPONSIBLE FOR FINALIZING,CERTIFYING,AND MAINTAINING THE SWPPP DOCUMENT AND D. SECONDARY CONTAINMENT FOR STORAGE OF HAZARDOUS MATERIALS. WHITE BEAR LAKE, MN 55110 <br /> OVERSEEING THE IMPLEMENTATION OF THE SWPPP. SEE BELOW FOR ADDITIONAL REQUIREMENTS. CERTIFIED SWPPP DESIGNER CONTACT:SRF-LISA BREU 763-452-4707. 651-247-7007 <br /> E. SECURED HAZARDOUS WASTE STORAGE CONTAINERS <br /> IN ADDITION, EACH CONTRACTOR OR SUBCONTRACTOR THAT PLACES EROSION OR SEDIMENT CONTROL DEVICES AS LISTED IN MNDOT SPECIFICATION 2573 SHALL PROVIDE AT LEAST ONE CERTIFIED INSTALLER AS INDICATED IN THE <br /> MNDOT SPECIFICATION. F. CHEMICAL SPILL KITS(SHALL BE PROVIDED AT EACH LOCATION WHERE CHEMICALS ARE USED OR STORED AND ANY LOCATION WHERE VEHICLES ARE FUELED OR MAINTAINED). PROJECT <br /> SWPPP AMENDMENTS G. PORTABLE RESTROOM FACILITIES THAT ARE ANCHORED TO PREVENT TIPPING <br /> THE SWPPP SHALL BE AMENDED WHEN: <br /> 2. CHEMICALS SHALL BE KEPT IN A SECURE STORAGE AREA WITH RESTRICTED ACCESS IN SEALED CONTAINERS WHEN NOT IN USE. RETURN ALL CHEMICALS TO THE DESIGNATED STORAGE AREA BY THE END OF THE DAY UNLESS <br /> A. THERE IS A CHANGE IN DESIGN, CONSTRUCTION, OPERATION, MAINTENANCE,WEATHER OR SEASON HAVING A SIGNIFICANT EFFECT ON DISCHARGE OF POLLUTANTS. INFEASIBLE. CHEMICAL STORAGE CONTAINERS SHALL HAVE SECONDARY CONTAINMENT WHEN BEING USED OR STORED ON THE PROJECT SITE,AND PRODUCTS OR CHEMICALS THAT MAY LEACH POLLUTANTS SHALL BE UNDER z <br /> COVER(PLASTIC SHEETING OR TEMPORARY ROOF).CHEMICAL SPILLS OF ANY KIND(OIL, FUEL, FERTILIZER, ETC.)SHALL BE CLEANED UP AND REMOVED FROM THE SITE IMMEDIATELY.THE CONTRACTOR SHALL HAVE A SPILL KIT ON <br /> B. INSPECTIONS INDICATE THE SWPPP IS NOT EFFECTIVE. SITE AT ALL TIMES. W <br /> C. A WATER QUALITY STANDARD CHANGES AND THE MPCA DETERMINES THE SWPPP SHALL BE AMENDED TO COMPLY. W <br /> A DESCRIPTION OF ANY CHANGE TO THE SWPPP,ALONG WITH THE DATE AND NAME OF THE REVISION SHALL BE RECORDED AND INCLUDED WITH THE SWPPP AND RETAINED ON SITE. THE OWNER SHALL RETAIN ALL RECORDS AFTER <br /> COMPLETION OF THE PROJECT. <br /> SITE PLANS <br /> THE CONTRACTOR SHALL PREPARE AND SUBMIT A SITE MANAGEMENT PLAN FOR CONCRETE MANAGEMENT,CONCRETE SLURRY APPLICATION AREAS,WORK IN AND NEAR AREAS OF ENVIRONMENTAL SENSITIVITY, DEWATERING lD <br /> AREAS, AREAS IDENTIFIED AS"SITE MANAGEMENT PLAN AREAS"AND AS REQUESTED BY THE PROJECT ENGINEER. SUBMIT ALL SITE MANAGEMENT PLANS IN WRITING AND ALLOW A MINIMUM OF 7 DAYS FOR REVIEW BY THE PROJECT <br /> ENGINEER. WORK SHALL NOT BE ALLOWED TO COMMENCE IF A SITE MANAGEMENT PLAN IS REQUIRED UNTIL ACCEPTANCE HAS BEEN GRANTED BY THE PROJECT ENGINEER. O <br /> ENVIRONMENTAL REVIEW <br /> THE REQUIREMENTS OF RICE CREEK WATERSHED DISTRICT AND THE CITY OF HUGO ARE SATISFIED BY THE PERMANENT BMPS LISTED ABOVE AND THE TEMPORARY MEASURES INCLUDED. THERE ARE NO ADDITIONAL STORMWATER <br /> MITIGATION MEASURES REQUIRED AS A RESULT OF AN ENVIRONMENTAL,ARCHAEOLOGICAL OR AGENCY REVIEW. <br /> DRINKING WATER SOURCE MANAGEMENT AREA(DWSMA), EMERGENCY RESPONSE AREA(ERA),AND KARST REGIONS Q <br /> THE PROJECT IS NOT LOCATED IN A ERA OR KARST AREA.THE PROJECT IS LOCATED IN A DWSMA WITH HIGH VULNERABILITY,THOUGH GROUNDWATER IS CONNECTED TO EGG LAKE. <br /> SOIL TYPES <br /> SOIL TYPES FOUND ON THIS PROJECT CAN BE CHARACTERIZED AS POORLY GRADED SAND, POORLY GRADED SAND WITH SILT,AND SILTY SAND. (D <br /> SEE SPECIAL PROVISIONS FOR ADDITIONAL WATER RELATED PERMITS SUCH AS WATERSHED DISTRICT PERMITS,WETLAND PERMITS,CITY PERMITS OR DNR PERMITS. Z <br /> LL <br /> LAND FEATURE CHANGE O <br /> LAND FEATURE CHANGES ARE ANTICIPATED WITH THIS PROJECT TO ACCOMMODATE THE PROPOSED BUILDINGS,ADJACENT DRIVEWAYS AND PARKING AREAS. <br /> TOTAL DISTURBED AREA= 3.88 AC <br /> EXISTING IMPERVIOUS AREA= 0.00 AC (PRE-DEMOLITION IMPERVIOUS AREA= 1.88 AC) W <br /> PROPOSED IMPERVIOUS AREA= 3.45 AC O z 00 <br /> INCREASED IMPERVIOUS AREA= 3.45 AC (INCREASE FROM PREVIOUS DEVELOPMENT= 1.57 AC, PERMEABLE PAVEMENT=1.58 AC) I= M <br /> PROJECT CONTACTS O <br /> THE OWNER AND CONTRACTOR ARE RESPONSIBLE FOR THE IMPLEMENTATION OF THE SWPPP AND INSTALLATION, INSPECTION,AND MAINTENANCE OF THE EROSION PREVENTION AND SEDIMENT CONTROL BMPS BEFORE, DURING U Lin <br /> AND AFTER CONSTRUCTION UNTIL THE NOTICE OF TERMINATION HAS BEEN FILED. z <br /> 5� Z `rt N Oneka - • z <br /> ORGANIZATION CONTACT NAME PHONE _ �'c a j 121 , Lake a Q <br /> SRF CONSULTING GROUP(CONSULTANT) MIKE AARON 763-475-0010 N Z< <br /> MINNESOTA DNR PETER LEETE 651-366-3634 a - 1oa <br /> MPCA DUTY OFFICER 24 HOUR EMERGENCY NOTIFICATION: 651-649-5451 e e`L fh NO <br /> 800-422-0798 �Qa "� Heri[a eP O am° 15"hW. � /� O L.f_ <br /> �,eritage P KW Y N ^ry a<nh �3. .J O <br /> kWY N O 6 Ta e° yy <br /> LOCATION OF SWPPP REQUIREMENTS 114 20 ta z o- emm D� R ; �_ <br /> THE REQUIRED SWPPP ELEMENTS MAY BE LOCATED IN MANY PLACES WITHIN THE PLAN SET AS WELL AS IN THE SPECIAL PROVISIONS CONSTRUCTION DIARIES ARE ON FILE WITH THE PROJECT OWNER. THERE MAY BE ADDITIONAL _ ,Empire DR m s m F ya = <br /> REQUIRED SWPPP ELEMENTS INCLUDED ON THE PROJECT THAT ARE NOT LISTED ON THIS SHEET. IN ADDITION,THE MINNESOTA NPDES/SDS CONSTRUCTION STORMWATER PERMIT SHOULD BE REVIEWED AND CONSULTED BY THE ; E E mp ess a °p� O" z \"- �p � g °�WTrcmaa <br /> EROSION AND SEDIMENT CONTROL SUPERVISOR. ! ` p :LLB F-�E CERTIFICATION <br /> SITE MAPS AND DESIGN CALCULATIONS ,�• w Fe°°ho I hereby certify that this plan, specification, or <br /> .�• report was prepared by me or under my direct <br /> IN ADDITION TO WHAT IS LOCATED WITHIN THIS PLAN,SITE MAPS AND BMP DESIGN CALCULATIONS ARE AVAILABLE UPON REQUEST. PLEASE CONTACT THE ENGINEER OF RECORD WITH ANY QUESTIONS REGARDING THE SITE MAPS i' 7. supervision and that I am a dulyLicensed <br /> 6.Farnham DR N - � o <br /> OR CALCULATIONS. 8.Empr-sFomst IDRN m Professional Engineer under the laws of the <br /> 9.Farnham Ave <br /> 10. E= sAVEN A m = State of Minnesota. <br /> 11. Rose"mar `NAY <br /> 2.Mercantile DR N <br /> GENERAL SWPPP NOTES FOR CONSTRUCTION ACTIVITY . 1_ 18 1`1142rd St Fa It Dr <br /> 2 19„�v ' 1�9, 11811 <br /> 7 I a �JON <br /> 15011 o I I -y 119120 If N1 afa0 104 <br /> 1. THE GENERAL CONTRACTOR SHALL BE RESPONSIBLE TO COMPLY WITH ALL ASPECTS OF THE NPDES CONSTRUCTION STORMWATER PERMIT AT ALL TIMES UNTIL THE NOTICE OF TERMINATION (NOT) HAS BEEN FILED WITH THE obinLn I 10ate DR ❑ 3 era HUG® <br /> MPCA(FORM IS AVAILABLE FROM MPCA WEBSITE). THE CONTRACTOR SHALL DEVELOP A CHAIN OF COMMAND WITH ALL OPERATORS ON THE SITE TO ENSURE THAT THE SWPPP SHALL BE IMPLEMENTED AND STAY IN EFFECT er-1,Av.N ma 1� ,I n 19 l 149th Sty g n <br /> ate DR nW°odAVE i s v m d Signature Name: <br /> UNTIL THE CONSTRUCTION PROJECT IS COMPLETE,THE ENTIRE SITE HAS UNDERGONE FINAL STABILIZATION,AND THE NOTICE OF TERMINATION (NOT) HAS BEEN SUBMITTED TO THE MPCA. v �e " e"a wA� CONSTRUCTION LIMITS- y <br /> n St � - •• $ CONSTRUCTION PLANS FOR o � <br /> P MEABLE PAVEMENT BMPS <br /> 4 MICHAEL C. AARON <br /> 2. THE CONTRACTOR SHALL PREPARE A WRITTEN, NOT ORAL,WEEKLY SCHEDULE OF PROPOSED EROSION CONTROL ACTIVITIES FOR THE PROJECT ENGINEER'S APPROVAL AS PER MNDOT SPEC. 1717.2C. ISt Main St 11E ._.._.._.. 147thStN Q�e --------- Print Name: <br /> =84 ch^'an Rry <br /> " IF- Date: XXXXX Lic. No.: 25721 <br /> 3. IT IS NOTANTICIPATED THATTHE CONTRACTOR WILL BE REQUIRED TO PERFORM BURNING OF ANY MATERIAL WITHIN PROJECT BOUNDARY. <br /> A <br /> o,pa� - Rice ISSUE RECORD <br /> 4. THE CONTRACTOR SHALL PLACE STABILIZED CONSTRUCTION EXITS,AS NECESSARY,TO PREVENTTRACKING OF SEDIMENT ONTO PAVED SURFACES AND IN COMPLIANCE WITH PART IV.C. OF THE NPDES PERMIT.STABILIZED ° Z '� Lake <br /> 25 125 113 <br /> CONSTRUCTION EXITS SHALL BE SUFFICIENTLY SIZED AND MAINTAINED TO PREVENT TRACK OUT.STABILIZED CONSTRUCTION EXITS SHALL BE INCIDENTAL. a L113 145th St N c o` �y� T 145thStN �, co QS N0. DATE DESCRIPTION <br /> o <br /> 5. ALL TOPSOIL IN DISTURBED AREAS SHALL BE REMOVED AND STOCKPILED FOR LATER PLACEMENT. AVOID COMPACTION AS MUCH AS IS FEASIBLE IN ALL AREAS WHERE COMPACTION IS NOT REQUIRED FOR CONSTRUCTION. _X .N 0 10-22-2021 CITY SUBMITTAL <br /> a 9 �o <br /> COMPACTION SHALL BE AVOIDED IN ALL AREAS DESIGNATED FOR INFILTRATION. I m�� a _ " °'� m RECEIVING WATER:EGG LAKE 1 03-18-2022 CITY RESUBMITTAL <br /> 'an e7', <br /> 6. DO NOT DISTURB AREAS OUTSIDE OF THE CONSTRUCTION LIMITS. DELINEATE AREAS NOT TO BE DISTURBED PRIOR TO STARTING GROUND DISTURBING ACTIVITIES. IF IT BECOMES NECESSARY TO DISTURB AREAS OUTSIDE OF THE I ¢ ar an n 124 » \ 3 <br /> CONSTRUCTION LIMITS OBTAIN WRITTEN PERMISSION PRIOR TO PROCEEDING. PRESERVE ALL BUFFERS(IF ANY)SHOWN ON THE PLANS. I ? ,\" Egg <br /> m St N aY 0 <br /> 7. DIRECT DISCHARGES FROM BMPS TO VEGETATED AREAS AND ROUTE STORMWATER AROUND UNSTABILIZED AREAS OF THE SITE WHENEVER POSSIBLE. PROVIDE EROSION CONTROL AND VELOCITY DISSIPATION DEVICES AS VILLE 3 LL \ Lake <br /> NEEDED TO PREVENT EROSION AND NUISANCE CONDITIONS. St <br /> 25130 1 1201 h St N 2 1 21 pvE <br /> 8. PROVIDE STABILIZATION IN ANY TRENCHES CUT FOR DEWATERING OR SITE DRAINING PURPOSES. Q44 108 2 8 282 <br /> a th <br /> C <br /> 9. TEMPORARY DEWATERING ACTIVITIES MAY BE REQUIRED.THEREFORE, IT IS POSSIBLE THAT A PERMIT FOR THE TEMPORARY APPROPRIATION OF WATERS OF THE STATE FROM MNDNR SHALL BE REQUIRED FOR THIS PROJECT.THE Egg Lake RD <br /> CONTRACTOR SHALL BE RESPONSIBLE FOR OBTAINING THIS PERMIT(FORMS ARE AVAILABLE FROM THE MNDNR WEBSITE).ALL TEMPORARY DEWATERING SHALL BE DISCHARGED TO AN APPROVED LOCATION FOR TREATMENT <br /> PRIOR TO DISCHARGE TO THE RECEIVING WATER.THE CONTRACTOR SHALL BE REQUIRED TO SUBMIT SITE MANAGEMENT PLANS TO THE PROJECT ENGINEER FOR APPROVAL PRIOR TO COMMENCING WORK ACCORDING TO SPEC [ Jody AVE N ,iy i00 <br /> N <br /> 1717.2D. TEMPORARY DEWATERING SHALL BE INCIDENTAL. <br /> PROJECT INFO <br /> 10. BASIN DRAINING ACTIVITIES OF TURBID OR SEDIMENT LADEN WATER SHALL BE DISCHARGED TO TEMPORARY SEDIMENT BASINS WHENEVER POSSIBLE. IN THE EVENT THAT IT IS NOT POSSIBLE TO DISCHARGE THE SEDIMENT LADEN DRAWN: N. SCHAUFENBUEL <br /> WATER TO A TEMPORARY SEDIMENT BASIN THE WATER SHALL BE TREATED SO THAT IT DOES NOT CAUSE A NUISANCE CONDITION IN THE RECEIVING WATERS OR TO DOWNSTREAM LANDOWNERS. <br /> SCALE DESIGNED: N. SCHAUFENBUEL <br /> 0.3 0.15 0 0.3 0.6 0.9 1.2 CHECKED: P. SCHROEDER <br /> Miles PROJECT NO: 14356.00 <br /> 0 0.225 0.45 0.9 1.35 1.8 <br /> rEETE <br /> Kilometers <br /> 1 in = 1 ,600 ft <br /> PHASE 1 - <br /> 2020 SWPPP NOTES <br /> Projection: N <br /> Transverse Mercator North American Datum <br /> NAD 1986 W E of 1986 <br /> UTM Zone 15 SHEET <br /> S C33 <br />