HomeMy WebLinkAboutC405 - SWPP DETAILSSCALE: NONEROCK CHUTE OUTLET PROTECTIONMAINTENANCE1. INSPECT PERIODICALLY AND AFTER EACH STORM EVENT FOR STONE DISPLACEMENT ANDEROSION AT THE SIDES AND ENDS OF THE APRON.2. MAKE REPAIRS IMMEDIATELY; USE APPROPRIATE SIZE STONE, AND DO NOT PLACE THEMABOVE FINISHED GRADE.MAINTENANCE1. INSPECT ROCK CHUTES AFTER STORM EVENTS FOR STONE DISPLACEMENT AND FOREROSION AT THE SIDES AND ENDS OF THE APRON.NOTE:1. EROSION CONTROL BLANKET SHALL BENORTH AMERICAN GREEN SC150 BN ORAPPROVED EQUAL.2. TURF REINFORCEMENT MAT SHALL BENORTH AMERICAN GREEN SC250 ORAPPROVED EQUAL.SCALE: N/AEROSION CONTROL BLANKET FOR SWALE18095Project Number:Drawing Number:Certified By:Checked ByDrawn ByIssue DateRevisions:PROJECT:Scope Drawings:CARMEL, INDIANA
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CARMEL ELEMENTARY SCHOOLSDrawing Title:06-21-19SOMKRev. #RevisionDescriptionIssueDate1ADDENDUM7/9/20193ASI #18/28/2019SCALE: NONESEASONAL SOIL PROTECTION CHARTOTHER THAN IN THE SHADED AREAS USE MULCHIRRIGATION NEEDED DURING THIS PERIOD TO CONTROL EROSION AT TIMES** INCREASE SEEDING APPLICATION BY 50%* LATE SUMMER SEEDING DATES MAY BE EXTENDED 5 DAYS IF MULCH IS APPLIEDNOV.DEC.NOV.DEC.OCT.SEP.JUL.AUG.OCT.SEP.JUL.AUG.MAYFEB.MAR.APR.MAYFEB.MAR.APR.JAN.OATSJAN.TEMPORARY SEEDING DATESPERMANENT SEEDING DATESWHEET OR RYEANNUAL RYEGRASSNON-IRRIGATED*DORMANT SEEDING**IRRIGATEDJUN.JUN.REMARKSACRE150 LB.100 LB.40 LB.1 LB.SPRING OATS1,000 SF3.5 LBS.2.3 LBS.TYPE OF SEEDWHEET OR RYEANNUAL RYEGRASSTEMPORARY SEEDING RATECOVER SEED 1"-1 1/2" DEEPCOVER SEED 1" DEEPCOVER SEED 1/4" DEEPSEEDED AND SOD AREA PREPARATIONAPPLY A MINIMUM OF 4" OF TOPSOIL TO ALL DISTURBED AREAS TO BE SEEDED (NOT IN SODAREAS). SCARIFY THE SEEDING AND SODDING AREAS TO A MINIMUM DEPTH OF 6 INCHES.APPLY LIME TO RAISE THE pH TO THE LEVEL NEEDED IF TEST RESULTS INDICATE IT ISNEEDED FOR SPECIES BEING SEEDED. APPLY 10 POUNDS OF 12-0-12 ANALYSIS FERTILIZER(OR EQUIVALENT) PER 1000 SF (APPROXIMATELY 450 POUNDS PER ACRE) OR FERTILIZEACCORDING TO TEST. WORK THE FERTILIZER AND LIME INTO THE SOIL TO A DEPTH OF 2-4INCHES WITH A HARROW, DISK OR RAKE OPERATED ACROSS THE SLOPE AS MUCH ASPOSSIBLE.DO NOT USE PHOSPHOROUS CONTAINING FERTILIZERS (12-12-12) UNLESS SOIL TESTSSHOW A DEFICIENCY IN PHOSPHOROUS.SEEDINGSEED SHALL BE APPLIED WITH MECHANICAL SPREADER OR SEED DRILL AT RATESSPECIFIED. APPLY SEED 12 IN ONE DIRECTION AND 12 PERPENDICULAR TO THE FIRST.LIGHTLY RAKE AND ROLL WITH 200 LB ROLLER (UNLESS DRILLED). APPLY STRAW MULCHOR EROSION CONTROL BLANKET AS SPECIFIED ON PLANS. STRAW MULCH SHALL BEAPPLIED AT A RATE OF 2 TONS PER ACRE AND AT LEAST 80 PERCENT OF THE SOILSURFACE SHALL BE COVERED.MULCHMULCH SHALL BE INSTALLED WITHIN 24 HOURS OF SEEDING.MULCH SHALL BE PUNCHED IN 4"-6" AND MACHINERY SHALL RUN ALONG THE SLOPECONTOUR. STRAW STRANDS SHALL BE 6"-8" LONG ON AVERAGE.WETDROUGHTYSITE SUITABILITY*WELLDRAINEDLBS/1,000 SFSEEDING RATELBS/ACRESPECIESLEVEL AND SLOPING, OPEN AREASPERMANENT SEEDING MIXTURESSUITABLE pH1212.51.563MUSTANG II - Turf Type Tall Fescue 4-WAY PERENNIAL RYEGRASS BLEND(TWO Species Blend)5.8-7.0111TOTAL4.0174SEE LANDSCAPE PLANS FOR SPECS.5.6-7.01C405SWPPDETAILS2:1 REVETMENT RIPRAPSCALE: NONEROCK CHECK DAMMAINTENANCE:INSPECT CHECK DAMS AND THE CHANNEL AFTER EACH STORM EVENT, AND REPAIR ANY DAMAGEIMMEDIATELY. IF SIGNIFICANT EROSION OCCURS BETWEEN DAMS, INSTALL A RIPRAP LINER IN THATPORTION OF THE CHANNEL. REMOVE SEDIMENT ACCUMULATED BEHIND EACH DAM AS NEEDED TOMAINTAIN CHANNEL CAPACITY, TO ALLOW DRAINAGE THROUGH THE DAM, AND TO PREVENT LARGEFLOWS FROM DISPLACING SEDIMENT. ADD ROCK TO THE DAMS AS NEEDED TO MAINTAIN DESIGN HEIGHTAND CROSS SECTION. WHEN THE DAMS ARE NO LONGER NEDDED, REMOVE THE ROCK AND STABILIZECHANNEL, USING AND EROSION-RESISTANT LINING IF NECESSARY.FILTER FABRICFILTER FABRIC2456SCALE: NONE* POST TO BESLOPEDDO NOT MOW SIGN DETAIL12"PRE-PAINTED GALVANIZED STEEL18"CONCRETE4"4"* CHANNEL POST(2#/Ft.) 8'-10" LONGDOFACEMATERIALAlum.80 Ga.MOW ORREFLECTIVEWHITE6' - 0"FINISHEDmin.
18"GREEN12"FINISH AND CONTRAST THE CHARACTERS, SYMBOLS ANDBACKGROUND OF SIGN SHALL BE EGGSHELL, MATTE, OROTHER NON-GLARE FINISH. CHARACTERS AND SYMBOLSSHALL CONTRAST WITH THEIR BACKGROUND, WITH EITHERLIGHT CHARACTERS ON A DARK BACKGROUND OR DARKCHARACTERS ON A LIGHT BACKGROUND.GRADENOTNATIVEVEGETATIONSPRAY2TAC COMMENTS8/12/20199ASI #901/09/202099