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GREY FOX ROADLEXINGTON AVENUE9309309309289289299299299299299319319319329329329329329329329329329339339339339339331.41%0.36%2.04%1.32%1.75%1.40%0.34%2.06%1.40%4.80%4.22%3.29%5.01%50.0'25.0'CITY COMMENTS 11/16/2023 JFJThis document, together with the concepts and designs presented herein, as an instrument of service, is intended only for the specific purpose and client for which it was prepared. Reuse of and improper reliance on this document without written authorization and adaptation by Kimley-Horn and Associates, Inc. shall be without liability to Kimley-Horn and Associates, Inc.SHEET NUMBER 2023 KIMLEY-HORN AND ASSOCIATES, INC.767 EUSTIS STREET, SUITE 100, ST. PAUL, MN 55114PHONE: 651-645-4197WWW.KIMLEY-HORN.COMK:\TWC_LDEV\Crew Carwash\Arden Hills\3 Design\CAD\PlanSheets\C3-EROS PH1 PLAN.dwg November 16, 2023 - 3:09pmBYREVISIONSNo.DATEPRELIMINARY - NOT FOR CONSTRUCTION1. INSTALL PERIMETER EROSION CONTROL (I.E. SILT FENCE) AND INLET PROTECTION ATEXISTING STORMWATER INLETS.2. CONSTRUCT STABILIZED CONSTRUCTION ENTRANCE AND CONCRETE WASHOUT3. PREPARE TEMPORARY PARKING AND STORAGE AREA.4. CONSTRUCT AND STABILIZE DIVERSIONS AND TEMPORARY SEDIMENT BASINS.5. CLEAR AND GRUB THE SITE.6. BEGIN MASS SITE GRADING AND ROUGH GRADE SITE SUFFICIENTLY TO ESTABLISHPROPOSED DRAINAGE PATTERNS.7. START CONSTRUCTION OF THE BUILDING PAD AND STRUCTURES.8. TEMPORARILY SEED, THROUGHOUT CONSTRUCTION, DISTURBED AREAS THAT WILL BEINACTIVE FOR 14 DAYS OR MORE OR AS REQUIRED BY THE NPDES AND/OR CITYGRADING PERMIT(S).NOTE: THE SEQUENCE OF CONSTRUCTION IS INTENDED TO CONVEY THE GENERAL CONCEPTSOF THE EROSION CONTROL DESIGN AND SHOULD NOT BE RELIED UPON FOR CONSTRUCTIONPURPOSES. THE CONTRACTOR IS SOLELY RESPONSIBLE FOR DETAILED PHASING ANDCONSTRUCTION SEQUENCING NECESSARY TO CONSTRUCT THE PROPOSED IMPROVEMENTS.THE CONTRACTOR SHALL NOTIFY THE ENGINEER IN WRITING IMMEDIATELY, PRIOR TO AND/ORDURING CONSTRUCTION IF ANY ADDITIONAL INFORMATION ON THE CONSTRUCTION SEQUENCEIS NECESSARY.PHASE 1 SEQUENCE OF CONSTRUCTIONROCK ENTRANCEINLET PROTECTIONSILT FENCELIMITS OF DISTURBANCELEGEND1. THE STORM WATER POLLUTION PREVENTION PLAN ("SWPPP") IS COMPRISED OFTHE EROSION CONTROL PLAN, THE STANDARD DETAILS, THE PLAN NARRATIVE,ATTACHMENTS INCLUDED IN THE SPECIFICATIONS OF THE SWPPP, PLUS THEPERMIT AND ALL SUBSEQUENT REPORTS AND RELATED DOCUMENTS.2. ALL CONTRACTORS AND SUBCONTRACTORS INVOLVED WITH LAND DISTURBINGACTIVITIES SHALL OBTAIN A COPY OF THE SWPPP AND NATIONAL POLLUTANTDISCHARGE ELIMINATION SYSTEM (NPDES) GENERAL PERMIT, AND BECOMEFAMILIAR WITH THEIR CONTENTS.3. BEST MANAGEMENT PRACTICES (BMP'S) AND CONTROLS SHALL CONFORM TOFEDERAL, STATE AND LOCAL REQUIREMENTS, AS APPLICABLE. THE CONTRACTORSHALL IMPLEMENT ADDITIONAL CONTROLS AS DIRECTED BY THE PERMITTINGAGENCY, ENGINEER OR OWNER.4. SITE ENTRY AND EXIT LOCATIONS SHALL BE MAINTAINED IN A CONDITION THATWILL PREVENT THE TRACKING OR FLOWING OF SEDIMENT ONTO PUBLICROADWAYS. SEDIMENT SPILLED, DROPPED, WASHED, OR TRACKED ONTO APUBLIC ROADWAY FROM THE CONSTRUCTION SITE MUST BE REMOVED AS SOONAS PRACTICABLE. WHEN WASHING IS REQUIRED TO REMOVE SEDIMENT PRIOR TOENTRANCE ONTO A PUBLIC ROADWAY, IT SHALL BE DONE IN AN AREA STABILIZEDWITH CRUSHED STONE WHICH DRAINS INTO AN APPROVED SEDIMENT BASIN. ANYFINES IMPOSED FOR DISCHARGING SEDIMENT ONTO A PUBLIC RIGHT OF WAYSHALL BE PAID BY THE CONTRACTOR.5. TEMPORARY SEEDING OR OTHER APPROVED METHODS OF STABILIZATION SHALLBE INITIATED WITHIN 7 DAYS OF THE LAST DISTURBANCE ON ANY AREA OF THESITE.6. THE CONTRACTOR SHALL MINIMIZE LAND DISTURBANCE AND CLEARING TO THEMAXIMUM EXTENT PRACTICAL OR AS REQUIRED BY THE GENERAL PERMIT.7. CONTRACTOR SHALL DENOTE ON THE PLAN THE TEMPORARY PARKING ANDSTORAGE AREA WHICH SHALL ALSO BE USED AS THE EQUIPMENT MAINTENANCEAND CLEANING AREA, EMPLOYEE PARKING AREA, AND AREA FOR LOCATINGPORTABLE FACILITIES, OFFICE TRAILERS, AND TOILET FACILITIES.8. ALL WASH WATER FROM THE CONSTRUCTION SITE (CONCRETE TRUCKS, VEHICLECLEANING, EQUIPMENT CLEANING, ETC.) SHALL BE DETAINED AND PROPERLYTREATED BEFORE DISPOSAL.9. SUFFICIENT OIL AND GREASE ABSORBING MATERIALS AND FLOTATION BOOMSSHALL BE MAINTAINED ON SITE OR READILY AVAILABLE TO CONTAIN ANDCLEAN-UP FUEL OR CHEMICAL SPILLS AND LEAKS.10. THE CONTRACTOR SHALL BE RESPONSIBLE FOR DUST CONTROL ON SITE. THE USEOF MOTOR OILS AND OTHER PETROLEUM BASED OR TOXIC LIQUIDS FOR DUSTSUPPRESSION OPERATIONS IS PROHIBITED.11. RUBBISH, TRASH, GARBAGE, LITTER, OR OTHER SUCH MATERIALS SHALL BEDEPOSITED INTO SEALED CONTAINERS. MATERIALS SHALL BE PREVENTED FROMLEAVING THE PREMISES THROUGH THE ACTION OF WIND OR STORM WATERDISCHARGE INTO DRAINAGE DITCHES OR WATERS OF THE STATE.12. STAGING AREAS, STOCKPILES, SPOILS, ETC. SHALL BE LOCATED OUTSIDE OFDRAINAGE WAYS SUCH THAT STORM WATER RUNOFF WILL NOT BE ADVERSELYAFFECTED. PROVIDE STABILIZATION MEASURES SUCH AS PERIMETER EROSIONCONTROL BMP'S, SEEDING, OR OTHER COVERING AS NECESSARY TO PREVENTEROSION.13. CONTRACTOR SHALL BE RESPONSIBLE FOR RE-ESTABLISHING ANY EROSIONCONTROL BMP DISTURBED DURING CONSTRUCTION OPERATIONS. NOTIFY THEOWNER'S REPRESENTATIVE OF ANY DEFICIENCIES IN THE ESTABLISHED EROSIONCONTROL MEASURES THAT MAY LEAD TO UNAUTHORIZED DISCHARGE OF STORMWATER POLLUTANTS. UNAUTHORIZED POLLUTANTS INCLUDE (BUT ARE NOTLIMITED TO) EXCESS CONCRETE DUMPING, CONCRETE RESIDUE, PAINTS,SOLVENTS, GREASES, FUELS, LUBRICANT OILS, PESTICIDES, AND SOLID WASTEMATERIALS.14. EROSION CONTROL BMP'S SHOWN ON THESE PLANS SHALL BE INSTALLED PRIORTO THE START OF LAND-DISTURBING ACTIVITIES ON THE PROJECT, AND INITIATEDAS SOON AS PRACTICABLE.15. THE CONTRACTOR IS SOLELY RESPONSIBLE FOR COMPLYING WITH THEREQUIREMENTS OF THE AUTHORITIES HAVING JURISDICTION, AND SHALLMAINTAIN COMPLIANCE WITH APPLICABLE LAWS AND REGULATIONS FOR THEDURATION OF CONSTRUCTION.16. THE CONTRACTOR SHALL FIELD ADJUST AND/OR PROVIDE ADDITIONAL EROSIONCONTROL BMP'S AS NEEDED TO PREVENT EROSION AND OFF-SITE SEDIMENTDISCHARGE FROM THE CONSTRUCTION SITE. LOG AND RECORD ANYADJUSTMENTS AND DEVIATIONS FROM THE APPROVED EROSION CONTROL PLANSWITHIN THE SWPPP DOCUMENTS STORED IN THE JOB SITE TRAILER.EROSION CONTROL PLAN NOTESTHE CONTRACTOR MUST UPDATE THE SWPPP BY NOTING ON THE SITE MAPS IN THE JOB SITEBINDER TO REFLECT THE PROGRESS OF CONSTRUCTION ACTIVITIES AND GENERAL CHANGESTO THE PROJECT SITE FOR THE DURATION OF LAND DISTURBING ACTIVITIES. AT A MINIMUM,UPDATES SHALL BE MADE DAILY TO TRACK CONSTRUCTION PROGRESS DESCRIBED IN THESEQUENCE OF CONSTRUCTION. THE CONTRACTOR IS RESPONSIBLE FOR NOTING THELOCATION OF THE JOB SITE TRAILER, TEMPORARY PARKING & LAYDOWN AREAS, PORTA-POTTY,WHEEL WASH, CONCRETE WASHOUT, FUEL & MATERIAL STORAGE, SOLID WASTE CONTAINERS,AND OTHER CONSTRUCTION RELATED FACILITIES THAT MAY IMPACT STORMWATER RUNOFF.SWPPP UPDATES & AMENDMENTSPREPARED FOREROSION ANDSEDIMENTCONTROL PLAN -PHASE 1C300CREW CAR WASH ARDEN HILLSCREW CAR WASHARDEN HILLSMNNORTHPHASE I BMP QUANTITIESSILT FENCE±1,321 LFINLET PROTECTION 7 EAROCK CONSTRUCTION ENTRANCE 1 EAAREA SUMMARYTOTAL PROPERTY AREA2.50 AC / 108,900 SFDISTURBED AREA2.71 AC / 118,389 SFEXISTING IMPERVIOUS AREA2.48 AC / 108,233 SFEXISTING PERVIOUS AREA 0.02 AC / 667 SFPROPOSED IMPERVIOUS AREA1.36 AC / 59,522 SFPROPOSED PERVIOUS AREA1.14 AC / 49,378 SF
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