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3524 Labore RoadWhite Bear Lake, MN 55110651.481.9120 (f) 651.481.9201www.larsonengr.comC 2020 Larson Engineering, Inc. All rights reserved.P:\Projects\Projects - 2019\12196171 - WBL School New Bus Facility\C. Design\Drawing Files\Archive Files\2020.09.29 - Before Stormwater Revisions\12196171 - C600-602 Details.dwg3524 Labore RoadWhite Bear Lake, MN 55110651.481.9120 (f) 651.481.9201www.larsonengr.comLarsonEngineering, Inc.MNNorthCheck:Drawn:Date:Comm:Greg A. Buchal, P.E.Date: Lic. No.:I hereby certify that this plan, specifications or reportwas prepared by me or under my direct supervisionand that I am a duly licensed Professional Engineerunder the laws of the state of Minnesota.FEDCBA12345678INDEPENDENT SCHOOLDISTRICT #624WBLTRANSPORTATIONFACILITY4855 Bloom AvenueWhite Bear Lake, MN 5511013411 Fenway Blvd NHugo, MN 55038GABMTH08.14.202012196171RevisionsDescriptionDateNum08.14.2023793Addendum 1August 26, 20201Addendum 2September 1, 20202City CommentsSeptember 30, 20203NOT TO SCALEBASIN CROSS SECTIONINFILTRATION7C601VARIES(PER PLAN)SLOPE PER PLAN(3:1 MAX)6" MINSLOPE PER PLAN(3:1 MAX)NOTES:1.THE EXISTING SOILS SHALL BE PROTECTED FROM COMPACTION DUE TO CONSTRUCTION TRAFFIC.AREAS SHALL BE STAKED AND MARKED OFF, WITH ONLY LOW IMPACT EQUIPMENT (TRACKED ORSIMILAR) ALLOWED.MNDOT SEED MIX: 33-261OR AS SPECIFIED ON LANDSCAPE PLANEXTEND MODIFIED SOIL UP SLOPESTO POND OUTLET ELEVATIONEXISTING SOILSPRE-MIXED PLANTING MEDIUM: PLAISTED'S RAIN GARDENPEAT MIX (80% SAND, 20% PEAT),OR EQUAL. PLANTINGMEDIUM SHALL PROVIDE 0.8"/HR TO 1.6"/HR INFILTRATIONRATE AT SPECIFIED COMPACTION, VERIFY W/SUPPLIER.EXCAVATE POND BOTTOM TO EXISTING PERMEABLESOILS. REMOVE AND DISPOSE OF EXISTING TOPSOILAND ANY SOILS NON-CONDUCIVE TO INFILTRATION.SEE GEOTECH REPORT.18" MINLOOSEN/DECOMPACT SOIL BELOWBASIN BOTTOM, 18" MINIMUM DEPTH.C601DETAILSNOT TO SCALERIP-RAP AT OUTLETS1C601D5D (10' MIN.)41412'2'MN/DOT CLASS IIIRIP-RAPAAMN/DOT CLASS IIIRIP-RAP2'PLANSECTION A-ANOTE:FW300 MIRAFI FABRIC OR EQUAL5D (10' MIN.)2'2'2'WOVEN FILTERFABRIC6"14 DWOVEN FILTERFABRICStaples/Anchors:The type of anchors used to secure the blanket to theground shall be Steel wire11 Gauge 1” wide x 8” long.NOT TO SCALEEROSION CONTROL BLANKET11C601Category 4 Erosion Control Blanket:North American Green S150 erosion control blanketor approved equal.Top NetPolypropylene1.5 lbs/1,000 ft2(0.73 kg/100 m2) approx. wt.Straw Fiber0.50 LBS/YD2(0.27 KG/M2)SLOPE INSTALLATIONNOTE: WHEN USING CELL-O-SEED DO NOT SEED PREPARED AREA. CELL-O-SEED MUST BE INSTALLED WITH PAPER SIDE DOWN.3" (7.5 CM) OVERLAP. STAPLE THROUGH OVERLAPPED AREA, APPROXIMATELY 12" (30 CM) APART ACROSS ENTIRE*IN LOOSE SOIL CONDITIONS, THE USE OF STAPLE OR STAKE LENGTHS GREATER THAN 6" (15 CM) MAY BE NECESSARY TOBACKFILL AND COMPACT THE TRENCH AFTER STAPLING. APPLY SEED TO COMPACTED SOIL AND FOLD REMAINING 12" (30 CM) IN APPROPRIATE LOCATIONS AS SHOWN IN THE STAPLE PATTERN GUIDE. WHEN USING THE DOT SYSTEM , STAPLES/STAKES SHOULD BE PLACED THROUGH EACH OF THE COLORED DOTS CORRESPONDING TO THE APPROPRIATE STAPLE PATTERN.1. PREPARE SOIL BEFORE INSTALLING ROLLED EROSION CONTROL PRODUCTS (RECP's), INCLUDING ANY NECESSARY APPLICATION 3. ROLL THE RECP's (A.) DOWN OR (B.) HORIZONTALLY ACROSS THE SLOPE. RECP's WILL UNROLL WITH APPROPRIATE SIDE 4. THE EDGES OF PARALLEL RECP's MUST BE STAPLED WITH APPROXIMATELY 2" - 5" (5 CM - 12.5 CM) OVERLAP DEPENDING5. CONSECUTIVE RECP's SPLICED DOWN THE SLOPE MUST BE PLACED END OVER END (SHINGLE STYLE) WITH AN APPROXIMATE AGAINST THE SOIL SURFACE. ALL RECP's MUST BE SECURELY FASTENED TO SOIL SURFACE BY PLACING STAPLES/STAKES2. BEGIN AT THE TOP OF THE SLOPE BY ANCHORING THE RECP's IN A 6" (15 CM) DEEP X 6" (15 CM) WIDE TRENCHWITH APPROXIMATELY 12" (30cm) OF RECP's EXTENDED BEYOND THE UP-SLOPE PORTION OF THE TRENCH. ANCHOR THERECP's WITH A ROW OF STAPLES/STAKES APPROXIMATELY 12" (30 CM) APART IN THE BOTTOM OF THE TRENCH.PORTION OF RECP's BACK OVER SEED AND COMPACTED SOIL. SECURE RECP's OVER COMPACTED SOIL WITH A ROW OFSTAPLES/STAKES SPACED APPROXIMATELY 12" (30 CM) APART ACROSS THE WIDTH OF THE RECP's. OF LIME, FERTILIZER, AND SEED.PROPERLY SECURE THE RECP's.EVANSVILLE, IN 4772514649 HIGHWAY 41 NORTHAMERICANGuaranteedEROSION CONTROL 800-772-2040www.nagreen.comGREENNORTHSOLUTIONSProducts1.3B.12"(30 cm)(15 cm)6"3A.2"-5"4.(5cm-12.5cm)(7.5cm)3"2.(15 cm)6"Bottom NetPolypropylene1.5 lbs/1,000 ft2(0.73 kg/100 m2) approx. wt.ThreadPhotodegradableENGINEERING FABRICWIRE MESH REINFORCEMENTHIGH FLOW AREASNATURAL SOILDIRECTIONOF RUNOFFNOT TO SCALEINSTALLATION DETAILSILT FENCE9C601NOTE: DEPENDING UPON CONFIGURATION, ATTACH FABRIC TO WIRE MESHWITH HOG RINGS, STEEL POSTS WITH WIRES, OR WOOD POSTS WITH STAPLES.FABRIC ANCHORAGETRENCH. BACKFILL WITHTAMPED NATURAL SOILGEOTEXTILE FABRIC50' MINIMUM6" MINIMUM1"-2" WASHED ROCKNOT TO SCALEROCK CONSTRUCTION ENTRANCE8C601AS REQUIREDPUBLIC ROADHARD SURFACE/NOT TO SCALEDEVICE (OR APPROVED EQ.)INFRASAFE INLET PROTECTION 6C601400 MICRON FILTERBAG IN EACH BASKET2 BASKETS WITH 400 MICRON FILTERBAGS. TO BE CHECKED PERIODICALLY ANDCLEANED OUT AFTER EACH RAIN EVENTFITS NEENAH 1642 AND1733 FRAMES OR EQUALPLANPROFILEFLOW8" CURLEX SEDIMENT LOGSWOOD STAKE OR SAND BAG24" MIN.WOOD STAKE TO ONLYPENETRATE NETTING,NOT CURLEX MATERIALRRGROUNDNOTES:1. STAKE OR SAND BAG SPACING SHALL BE 2 FEET O.C.NOT TO SCALESEDIMENT ROLL DETAIL10C601METAL, WOOD POST, OR STAKE.8' MAX. SPACING, 2' INTO GROUND.27"VARIABLEADJUST CASTING TO 1/2" BELOW FINISHBLACKTOP GRADE.MANHOLE FRAME & COVER: NEENAH R-1642,TYPE B LID, WITH MACHINED BEARING SURFACES &LETTERED "SANITARY SEWER" WITH TWO CONCEALEDPICK HOLES, OR APPROVED EQUAL.1'-4"4'-0"48"5" MIN.1'-8"MAX.1'-0" MAX.16"20" TOSPRING LINEMAXPIPE SHALL BE CUT OUTFLUSH WITH INSIDE FACEOF WALL.WATERTIGHT CONNECTION(BOOT, TYPICAL)CL. II REINFORCEDCONCRETE PIPE.ALL BUTTED JOINTS BETWEEN SECTIONSSHALL HAVE 'O' RING RUBBER GASKETS.FLOWCOMPACT TO TOPOF PIPE, TO FIRSTJOINT.NOT TO SCALESEWER MANHOLE DETAILSANITARY5C601AABB8"2/3 DIA. (I.D.)OF PIPESLOPE: 2"/FTNOTES:1.) GROUT BOTTOM OF MANHOLE TO 1/2OR 2/3 DIAMETER OF PIPE AND SLOPEGROUT 2" PER FOOT.2.) 1/4" TO 1/2" IS MAX. MORTAR THICKNESSWITH USED FOR CASTING ADJUSTMENT.3.) COPOLYMER POLYPROPYLENE PLASTIC,WITH GRADE 60 STEEL REINFORCEMENTOR APPROVED EQUAL, STEPS 16" O.C.DOWNSTREAM SIDE.4.) KOR-N-SEAL MANHOLE OR EQUALCONSIDERED ACCEPTABLE ALTERNATE.SECTION A-ASECTION B-BFULL MORTAR BED BETWEEN CASTING, RINGS, ANDMANHOLE STRUCTURE. MORTAR THE OUTSIDE OF THERINGS WITH NON-SHRINK GROUT. NO SHIMS OF ANYMATERIAL ARE ALLOWED. INSTALL EXTERNAL CHIMNEY SEAL.2" ADJUSTING RINGS AS REQUIRED (MIN. 3" HEIGHT,MAX. 12" HEIGHT) INCLUDES MORTAR.NOT TO SCALE (OR APPROVED EQ.)RAIN GUARDIAN DETAIL12C601NOT TO SCALECATCH BASIN MANHOLE DETAIL3C601VARIABLEMANHOLE FRAME & COVER:NEENAH R-1642, TYPE B LID (STMH, SOLID CLOSED, CIRCLE)NEENAH R-3501-TB, TYPE L GRATE (CB, SURMOUNTABLE)NEENAH R-3067, TYPE L GRATE (CB, BARRIER)NEENAH R-2501, TYPE C GRATE (PAVEMENT AREAS)*UNLESS OTHERWISE NOTED1'-4"48"5" MIN.8" MINIMUM SLAB THICKNESS,6' MINIMUM DIAMETER PRECASTCONCRETE SLAB, REINFORCEDWITH #4 REBAR @ 8" E.W.GROUT BOTTOMPRECAST CONCRETE SECTION8" PRECAST SEGMENTAL CONCRETE BLOCKTO TOP OF THE PIPE SHALL BE USEDWITH SIZE AND DEPTH PROHIBIT THEFABRICATION OF PRECAST UNITS.SECTION8"PIPEDIA.ALL JOINTS IN MANHOLE TO HAVE'O' RING RUBBER GASKETS.SEAL WITH 2 BEADS OF RAM-NEK.6" PRECAST REINFORCED CONCRETE SLAB.MANHOLE STEPS, COPOLYMER POLYPROPYLENEPLASTIC, WITH 1/2" GRADE 60 STEELREINFORCEMENT OR EQUAL, 16" O.C.PLANPRECAST INVERT SHOULD BE 1/2DIAMETER OF PIPE AND BENCHESSLOPED 2" TOWARD INVERT.MANHOLE STEPS SHALL BE PLACEDSO THAT OFFSET HOLE IN TOP SLABIS FACING DOWNSTREAM.NO BLOCK STRUCTURES ARE ALLOWEDWATERTIGHT CONNECTION(BOOT, TYPICAL)MINIMUM OF 2, MAXIMUM OF 5CONCRETE ADJUSTMENT RINGS WITH FULLBED OF MORTAR BETWEEN EACH ANDA 4" COLLAR ON THE OUTSIDE. NO SHIMSOF ANY MATERIAL ALLOWED. INSTALL EXTERNALCHIMNEY SEAL"O"BOLTS5/8"3/4"1"4"6"12""O"BARS3/4"1"1-1/4"SIZE OF PIPE12" TO 18"21" TO 42"48" TO 72"6"MAX24"MAXTIE LAST 3 JOINTS ON INLET AND OUTLET.IF NO APRON IS USED TIE THE LAST 3 SECTIONSOF PIPE.USE 2 TIE BOLT FASTENERS PER JOINTINSTALLED AT 60 FROM TOP OR BOTTOMOF PIPE.USE 5/8" TIE FOR PIPE SIZES 12" TO 27".USE 3/4" TIE FOR PIPE SIZES 30" TO 66".USE 1" TIE FOR PIPE SIZES OVER 72".NUTS AND WASHERS ARE NOT REQUIRED ONPIPE SIZE LESS THAN 21".TRASH GUARDS WILL BE REQUIRED ON 18" ORLARGER PIPE.PROVIDE 3 CLIPS TO FASTEN TRASH GUARD TO F.E.S.HOT DIP GALVANIZE AFTER FABRICATION.NOT TO SCALESECTION DETAILFLARED END2C601NOT TO SCALESERVICE CLEANOUTSANITARY SEWER4C601PER PLANINSTALL METER BOX AND COVER (FORD A-1)OR APPROVED EQUAL OVER ALL PVC CLEANOUTSLOCATED IN PAVED AREAS
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