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DocuSign Envelope ID: 72E7BD50- E5C5- 4BEA- B4AA- FCA907469BF8
<br />MOVE FENCE OR
<br />REMOVE TREE IF
<br />MORE THAN 20%
<br />OF A TREE'S MOVE FENCE OR
<br />CRITICAL ROOT REMOVE TREE
<br />ZONE IS
<br />UNPROTECTED ,
<br />TREE
<br />PROTECTION -
<br />FENCE TIE ED A
<br />CRiTIC'AL RV L�JP�`r, C
<br />CONSTRUCTION AREA
<br />RETAIN
<br />1
<br />I 1
<br />A PRE - CONSTRUCTION CONFERENCE MUST
<br />BE HELD WITH THE ENGINEER BEFORE ANY
<br />SITE WORK BEGINS. A LANDSCAPE
<br />PROTECTION SUPERVISOR WHO IS
<br />REGISTERED MUST BE PRESENT ON SITE AT
<br />ALL TIMES WHEN THE FOLLOWING ACTIVITIES
<br />ARE TAKING PLACE: CLEARING, GRUBBING,
<br />EXCAVATION, GRADING, TRENCHING, MOVING
<br />OF SOIL, INSTALLATION AND REMOVAL OF
<br />TREE PROTECTION FENCING, AND THE
<br />DELIVERY, TRANSPORTING AND PLACEMENT
<br />OF CONSTRUCTION MATERIALS AND
<br />EQUIPMENT.
<br />TREE PROTECTION NOTES:
<br />1. ANY TREE ROOTS EXPOSED BY
<br />CONSTRUCTION SHALL BE SEVERED CLEANLY
<br />WITH A PRUNING TOOL.
<br />2. DO NOT DISPOSE OF ANY CHEMICALS
<br />OR REMOVE SOIL OUTSIDE THE AREA OF
<br />WORK.
<br />3. WHEN INSTALLING NEW LANDSCAPE
<br />PLANTS, DO NOT DRIVE EQUIPMENT UPON
<br />OR WITHIN THE CRITICAL ROOT ZONE OF
<br />EXISTING TREES.
<br />CONSTRUCTION SEQUENCE:
<br />1. OBTAIN APPROPRIATE PERMITS.
<br />2. HOLD PRE - CONSTRUCTION CONFERENCE
<br />WITH LANDSCAPE PROTECTION
<br />SUPERVISOR, ARCHITECT OR ENGINEER.
<br />3. ERECT TREE PROTECTION FENCING.
<br />4. CLEAR AND GRUB TREES AND SHRUBS
<br />TO BE REMOVED.
<br />5. INSTALL SOIL AND EROSION CONTROL
<br />MEASURES.
<br />6. ROUGH GRADE SITE.
<br />7. EXCAVATE FOR FOOTINGS AND INSTALL
<br />UTILITIES.
<br />8. CONSTRUCT BUILDING.
<br />R 00A
<br />9. FINISH FINAL GRADING AND PAVING.
<br />10. REMOVE TREE PROTECTION FENCING.
<br />Elm LVA
<br />TREE PROTECTION FENCING
<br />SCALE: N.T.S.
<br />11. INSTALL LANDSCAPING (TO BE SHOWN
<br />ON LANDSCAPE PLAN).
<br />7 CONCRETE FLUME SECTION
<br />03.1 SCALE: N.T.S. 0000 /DIV- 02 /02520A13.DWG
<br />0000 /DIV- 02/02800A01.DWG
<br />w
<br />V)
<br />VARIES(SEE PROPOSED SPOT ELEVATIONS)
<br />VARES(SEE PROPOSED
<br />SPOT ELEVATIONS)
<br />FINISHED GRATE, SEE a_ w STANDARD REINFORCED CONCRETE GRADE pPE GRADE
<br />GRADE NOTES BELOW 7" FLANGE SEAT, o � w w FLARED END SECTION, SIZED SAME P SL
<br />SEE NOTES BELOW N 1.5:1 SLOPE DIAMETER AS PIPE w
<br />i
<br />/r
<br />3 3/4" 0 �p Z OR FLATTER, TYP. 0 o
<br />11= III =11 III- III -II. Do !Z JUTE THATCHING
<br />4 'FILTER GRASS LINED SWALE
<br />FABRIC FILTER I
<br />l l °
<br />6„ 2' -0" } SECTION A -A FABRIC SECTION B -B }
<br />3" IN B B C3�1 SCALE: N.T.S. 0000 /DIV- 02/02270Al2.DWG
<br />"WAFFLE" LO
<br />�' °•'� 3 -0 PANELS Al2' MIN.) -Lo DRAIN BASINS TO BE MADE CAST IRON No I r I I (12' M�IN.�
<br />V -11 1/2" 6„ `-` RESISTANT PVC CORROSION SLOTTED GRATE
<br />b I o I i o 0 EARTH
<br />3' -0" ° '� ° WITH WATERTIGHT ADAPTERS
<br />J
<br />MIN. GRADE I I o II o o AND FITTINGS. GRATES TO
<br />SEE NOTE 2 ° �° ,° � ° BE MADE OF CAST IRON. TOP SOIL
<br />3„ °° I GRASSED SLOPE SLOPE GRASSED
<br />GRADE TO DR DRAIN GRADE
<br />R.C.P. A
<br />° GROUT PLAN PLAN 4! I , I \
<br />:.° ;. 6" WALL 1' -11 1 /2" MAXIMUM TAILWATER CONDITION MINIMUM TAILWATER CONDITON - - -
<br />'' THICKNESS
<br />r. (Tw >= O.5Do) (Tw < 0.5Do) -
<br />3000 PSI TOP VIEW NOES:
<br />CONCRETE ° a 6" 1. SEE PLANS FOR DIMENSIONS. -
<br />a. ° NOTES: 2. La IS THE LENGTH OF THE RIP -RAP APRON.
<br />1. IN AREAS OF PEDESTRIAN TRAFFIC, USE 3. W IS THE WIDTH OF THE DOWNSTREAM END OF THE RIP -RAP APRON. 8" DIA. CORRUGATED��Y'>
<br />NEENAH FOUNDRY PEDESTIAN TYPE FRAME 4. DEPTH OF RIP -RAP SHALL BE 1.5 TIMES THE MAXIMUM STONE DIAMETER BUT NOT LESS '
<br />6" AND GRATE, No: R- 3210 -Q OR AN APPROVED THAN 6 INCHES. POLYETHYLENE PIPE
<br />EQUAL FROM ENGINEER OF RECORD. 5. Do IS THE DIAMETER OF THE PIPE OUTLET. END CAP INSTALLED AFTER
<br />4' -0" 6. IN WELL- DEFINED CHANNELS, EXTEND THE APRON UP THE CHANNEL BANKS TO AN HIGHEST INVERTS OF DROP
<br />2. USE DEWEY BRCS. MANHOLE STEPS MH -ST -5 ELEVATION OF AT LEAST 6" HIGHER THAN THE MAXIMUM TAILWATER DEPTH OR TO THE
<br />SIDE VIEW 3. 1ST STEP IS
<br />SHOP'DRAWINGQP 7. AOFIL ER BLANKET OR FILER FABRIC SHALL BE INSTALLED BETWEEN THE RIP -RAP AND INLETS, OR AT END OF LINE. 8" DIA. CORRUGATED
<br />TO THE ENGINEER FOR APPROVAL. SOIL FOUNDATION. POLYETHYLENE PIPE
<br />NOTE: FROM PRECEEDING DI
<br />2 CONCRETE DROP INLET - TOP VIEW AND SIDE VIEW 3 FLARED END SECTION 2. FOLLOW BASIN
<br />ALL MANUFACTURERS OCURRENT INSTALLATION SPECIFICATIONS.
<br />03.1 SCALE: N.T.S. 0000 /DIV- 02/02000A24.DWG C3�1 SCALE: N.T.S. 0000 /DIV- 02/02712A13.DWG 5 1211 DRAIN BASIN
<br />C3.1
<br />OVERALL CLEAR DIMENSION OF
<br />LANDING SHALL BE 50% 60 ", MIN. CONCRETE PRECAST CONCRETE
<br />(SEE SITE PLAN FOR LANDING DIMENSIONS) EXTEND 12" MIN. GUTTER MAY BE USED
<br />PARALLAL WITH BITUMINOUS (3000 PSI) INSTEAD OF BRICK
<br />SURFACE FROM SURFACE
<br />OVERALL RAMP WIDTH --I END OF RAMP
<br />SHALL BE 5',MIN. I 5.0' O -C•- -I TREATMENT
<br />MAX f 1 -1/2
<br />I 6" OVERLAP
<br />EXTEND 12" MIN. -t o a. .v.........o.... a a ao MAXIMUM
<br />PARALLAL WITH a � to .....a.� r... a PER BRICK
<br />12' SURFACE FROM o ° N
<br />END OF RAMP -------- ;....:; <...... �......... iv
<br />--� 'll ... °
<br />MAXIMUM q•••• °• ••••
<br />SLOPE =8.33% III` lu'I NC SH #7 a ... o........�. . , .
<br />1 ro Z III[ = , III lL i.� C. A.B.C. o
<br />u CONCRETE
<br />t LANDING 18" x 18" MESH }
<br />CONCRETE RAM 1 -1/2" I.D. PIPE SCREEN (THIS N
<br />RAIL WITH POST AT END OF PIPE). 4" C. 1. SOIL
<br />CONCRETE RAMP 3" DIA. CORE BORED
<br />\i1
<br />HANDRAILS AND EDGE
<br />LANDING TO
<br />MATCH
<br />HOLE FILLED WITH 5.0 O.C. MAX PAINTED.
<br />SHALL BE PIPE BASE
<br />ENGINEERED SOLUTIONS
<br />Design in NC
<br />II' 911
<br />Design Engineer:
<br />LRS
<br />Blue Cells = Input
<br />PROTECTION NOT SHOWN.
<br />�
<br />EXIST SURFACE
<br />Black Cells = Calculation
<br />3000 P.S.I. NON- SHRINK COLOR BY ARCH.
<br />COPPER DRAIN IN STONE
<br />I I I
<br />Project Name
<br />Hillsborough Sportsplex REV1
<br />Project State
<br />North Carolina
<br />I 1I
<br />Ik
<br />I
<br />MINIMUM CLEAR WIDTH FtP�
<br />G
<br />ELEVATIONS,
<br />TYP.
<br />GROUT, TYP.
<br />FILLED DITCH
<br />Impervious Area, Ai
<br />SEE NOTE 3
<br />1/2
<br />Pervious Area, AID
<br />0.04
<br />l-
<br />BETWEEN EXTERIOR
<br />93%
<br />WZ)
<br />Runoff Coefficient, Rv
<br />0.89
<br />=0.05 +0.9 *(Ai /Ad)
<br />2' -6"
<br />SEE NOTE 2
<br />Y
<br />o w
<br />1.0 in
<br />HANDRAILS, 4' -0"
<br />g PIPE
<br />RAIL FOR
<br />RAMP
<br />Storage Component Calculations
<br />STRUCTURE (LIFTING CLUTCHES PROVIDED),
<br />GROUT INVERT
<br />Capture 75% of WQV
<br />1453.8 ft'
<br />Z
<br />Pretreatment credit (estimated or calculated), %pre
<br />/
<br />THICKNESS
<br />Mass loading calculations
<br />° a
<br />TOP VIEW
<br />Mean Annual Rainfall, P
<br />46 in
<br />NOTES:
<br />Agency required % removal
<br />85%
<br />1. IN AREAS OF PEDESTRIAN TRAFFIC, USE
<br />Percent Runoff Capture (% capture)
<br />C3.1 SCALE: N.T.S.
<br />0000 /DIV- 02/02895A1 9.DWG
<br />Mean Annual Runoff,Vt
<br />80,251 ft'
<br />= P *Ad *Rv *(43560 /12) *%capture
<br />Event Mean Concentration of Pollutant, EMC
<br />70.0 mg /I
<br />(Suggestion: Use 60 for residential, 70 far Commercial. 100 for Induslna
<br />NOTE:
<br />1. ALL ACCESSIBLE RAMPS SHALL COMPLY WITH LATEST VERSION OF
<br />e EMC *Vt *(28.3) *(0.000001) *(2.2046)
<br />Filter System
<br />PROJFCTNn
<br />15" ON CENTER. 1ST STEP IS 2' FROM TOP.
<br />Filtration brand
<br />StormFilter
<br />3. CONTRACTOR SHALL SUBMIT SHOP DRAWING
<br />Cartridge height
<br />27 in
<br />TO THE ENGINEER FOR APPROVAL.
<br />N.C. STATE BUILDING ACCESSIBILITY CODE, VOLUME 1 -C.
<br />SUMP - TOP VIEW AND SIDE VIEW
<br />Mass removed by pretreatment system, Mpre
<br />CONCRETE
<br />_\
<br />= Mtotal * %removal
<br />Mass load to filters after pretreatment, Mpassl
<br />245 Ibs
<br />= Mtotal - Mpre
<br />Estimate the required filter efficiency, Etlter
<br />79 °Io
<br />2. RAILS ON RAMPS WITH INDIVIDUAL LANDING SHALL BE CONTINUOUS
<br />Mass to be captured by filters, Mf,d1er
<br />193 Ibs
<br />=Mpassl ' Efilter
<br />3000 PSI
<br />7.5 gpm
<br />=q * (7.5 ft2 1cartridge)
<br />Mass load per cartridge, Mart (Ibs)
<br />54 Ibs
<br />= lookup mass load per cartridge
<br />Number of Cartridges required, Nrroass
<br />TO BUILDING EXTERIOR WALLS.
<br />= ROUNDLIP(Mfilter /Mcart,O)
<br />Maximum Treatment Capacity
<br />0.07
<br />= Nmass *(Qcart/449)
<br />°.
<br />.° a °. ° a
<br />}
<br />g
<br />ACCESSIBLE RAMP DETAIL
<br />00
<br />AQ d°
<br />}
<br />,3.1
<br />SCALE: N.T.S. 0000 /DIV- 02/02895A18.DWG
<br />8'
<br />_8"
<br />NOTES:
<br />3' -10"
<br />1. NO STORM DRAIN UNDER 3. DEWEY BROS. MH -ST -5
<br />CITY MAINTAINED STREETS LESS (MANHOLE STEPS OR APPROVED
<br />THAN 15" R.C.P. EQUAL). 1ST STEP IS 2' FROM
<br />2. NO CORRUGATED METAL TOP.
<br />PIPE WITHOUT PERMISSION FROM 4. IF PRE -CAST STRUCTURE
<br />TOWN ENGINEER. TO BE USED, SHOP DRAWINGS
<br />MUST BE SUBMITTED TO THE
<br />ENGINEER FOR APPROVAL.
<br />10 CURB INLET - SIDE VIEW
<br />\i1
<br />Determining Number
<br />of
<br />C54UlFNTECH`
<br />Cartrid es for
<br />Volume -Based
<br />ENGINEERED SOLUTIONS
<br />Design in NC
<br />II' 911
<br />Design Engineer:
<br />LRS
<br />Blue Cells = Input
<br />Date
<br />111612018
<br />Black Cells = Calculation
<br />Site Information
<br />08" STUB
<br />I I I
<br />Project Name
<br />Hillsborough Sportsplex REV1
<br />Project State
<br />North Carolina
<br />I 1I
<br />Ik
<br />I
<br />Project Location
<br />Hillsborough Sportsplex
<br />Drainage Area, Ad
<br />0.60 ac
<br />1 II
<br />} r JL-
<br />=c-
<br />Impervious Area, Ai
<br />0.56 ac
<br />1/2
<br />Pervious Area, AID
<br />0.04
<br />l-
<br />% Impervious
<br />93%
<br />WZ)
<br />Runoff Coefficient, Rv
<br />0.89
<br />=0.05 +0.9 *(Ai /Ad)
<br />Water Quality Volume Calculations
<br />SEE NOTE 2
<br />Y
<br />Design storm rainfall depth, Rd
<br />1.0 in
<br />- -- I\
<br />Water quality volume, WQV
<br />1938.4 ft3
<br />=Ad *Rv *Rd *(43560/12)
<br />Storage Component Calculations
<br />STRUCTURE (LIFTING CLUTCHES PROVIDED),
<br />► W 9
<br />Capture 75% of WQV
<br />1453.8 ft'
<br />= 0.75 *WQV
<br />Pretreatment credit (estimated or calculated), %pre
<br />30%
<br />THICKNESS
<br />Mass loading calculations
<br />° a
<br />TOP VIEW
<br />Mean Annual Rainfall, P
<br />46 in
<br />NOTES:
<br />Agency required % removal
<br />85%
<br />1. IN AREAS OF PEDESTRIAN TRAFFIC, USE
<br />Percent Runoff Capture (% capture)
<br />90%
<br />NEENAH FOUNDRY PEDESTIAN TYPE FRAME
<br />Mean Annual Runoff,Vt
<br />80,251 ft'
<br />= P *Ad *Rv *(43560 /12) *%capture
<br />Event Mean Concentration of Pollutant, EMC
<br />70.0 mg /I
<br />(Suggestion: Use 60 for residential, 70 far Commercial. 100 for Induslna
<br />Annual Mass Load, Mt °tai
<br />350.48 Ibs
<br />e EMC *Vt *(28.3) *(0.000001) *(2.2046)
<br />Filter System
<br />PROJFCTNn
<br />15" ON CENTER. 1ST STEP IS 2' FROM TOP.
<br />Filtration brand
<br />StormFilter
<br />3. CONTRACTOR SHALL SUBMIT SHOP DRAWING
<br />Cartridge height
<br />27 in
<br />TO THE ENGINEER FOR APPROVAL.
<br />Cartridge Quantity Calculation
<br />SUMP - TOP VIEW AND SIDE VIEW
<br />Mass removed by pretreatment system, Mpre
<br />105 Ibs
<br />= Mtotal * %removal
<br />Mass load to filters after pretreatment, Mpassl
<br />245 Ibs
<br />= Mtotal - Mpre
<br />Estimate the required filter efficiency, Etlter
<br />79 °Io
<br />= 1 +( °forelnoval - 1)I(1 - °/ °pre)
<br />Mass to be captured by filters, Mf,d1er
<br />193 Ibs
<br />=Mpassl ' Efilter
<br />Maximum Cartridge Flow rate, Qcart
<br />7.5 gpm
<br />=q * (7.5 ft2 1cartridge)
<br />Mass load per cartridge, Mart (Ibs)
<br />54 Ibs
<br />= lookup mass load per cartridge
<br />Number of Cartridges required, Nrroass
<br />4
<br />= ROUNDLIP(Mfilter /Mcart,O)
<br />Maximum Treatment Capacity
<br />0.07
<br />= Nmass *(Qcart/449)
<br />SUMMARY
<br />Maximum Treatment Flow Rate, cfs 0.07
<br />Cartridge Flow Rate, gpm 7.5
<br />Number of Cartridges 4
<br />@2008 CONTECH Stormwater Solutions
<br />co ntech storm wate r. com
<br />13 STORM FILTER
<br />:� SCALE;�N.T„$.
<br />•®
<br />Z.
<br />36"x 36"
<br />HATCH
<br />CAST -IN (FLUSH MOUNT) --
<br />> >>>\ > > > >
<br />> > % > > > > > > >> > > > > > > > >
<br />> > > > > � > > > > >> >>>
<br />�t I
<br />_
<br />INLET 1 �. f�� 05' I.D.
<br />0610.0.
<br />PLAN VIEW
<br />CARTRIDGES AND FLOW KIT NOT SHOWN
<br />CONTECH TO CAST -IN
<br />FRAME AND COVER
<br />OUTLET 1
<br />RIM ELEV. 617.75'
<br />TOP OF SYSTEM
<br />ELEV. 617.72'
<br />w
<br />INLET 1 INVERT
<br />ELEV. 613.70'
<br />OUTLET 1 INVERT
<br />ELEV. 613.20'
<br />FLOW KIT ,, OUTSIDE BOTTOM
<br />ELEV. 612.38'
<br />06-0" SEE OUTLET DETAIL
<br />ELEVATION VIEW (THIS SHEET)
<br />SEALED OUTLET
<br />RISER
<br />SCALE: N.T.S.
<br />SECTION A -A
<br />SITE DESIGN DATA
<br />WATER QUALITY
<br />VOLUME
<br />rT - - - ------ - - - - -- 71
<br />OUT LET
<br />I - I
<br />I
<br />r �__,w nil
<br />N/A CFS
<br />RETURN PERIOD OF
<br />I I ���
<br />II' 911
<br />c g
<br />FILTER MEDIA TYPE
<br />A
<br />V I II
<br />II� dl1
<br />STUB A
<br />FLOW
<br />08" STUB
<br />I I I
<br />III I
<br />,
<br />INLET 1 PIPE
<br />012" CMP
<br />__
<br />`
<br />I 1I
<br />Ik
<br />I
<br />I 111
<br />111
<br />I I "WAFFLE„
<br />(016" OPENING)
<br />°
<br />1 II
<br />} r JL-
<br />=c-
<br />1 -11
<br />1/2
<br />io
<br />--
<br />l-
<br />"
<br />3'- 0
<br />RIM ELEV. 617.75'
<br />TOP OF SYSTEM
<br />ELEV. 617.72'
<br />w
<br />INLET 1 INVERT
<br />ELEV. 613.70'
<br />OUTLET 1 INVERT
<br />ELEV. 613.20'
<br />FLOW KIT ,, OUTSIDE BOTTOM
<br />ELEV. 612.38'
<br />06-0" SEE OUTLET DETAIL
<br />ELEVATION VIEW (THIS SHEET)
<br />SEALED OUTLET
<br />RISER
<br />SCALE: N.T.S.
<br />SECTION A -A
<br />SITE DESIGN DATA
<br />WATER QUALITY
<br />VOLUME
<br />FLOW RATE
<br />GRATE, SEE
<br />PEAK FLOW RATE
<br />N/A CFS
<br />RETURN PERIOD OF
<br />NIA YRS
<br />PEAK FLOW
<br />c g
<br />FILTER MEDIA TYPE
<br />PHOSPHOSORB
<br />0000/ D I V -02/02 000A02. D W G
<br />SCALE: N.T.S.
<br />0000/ D I V -02/02 725A04. D W G
<br />I 8 I
<br />IIIIIIIIIIIIII
<br />CAST IRON GRATES
<br />8.5" 4„ AVAILABLE: PERFORATED,
<br />SOLID, LOCKING, DOMED.
<br />+ y 4 "TO 6"
<br />8" AND 10" DRAINS
<br />INLINE INLINE
<br />DRAIN, -' DRAIN
<br />INLINE y ,..
<br />It, DRAIN`
<br />nun utn,
<br />DRAIN
<br />BASIN
<br />TYPICAL INSTALLATIONS
<br />NOTE:
<br />1. ALL BASIN GRATES TO BE SLOTTED CAST IRON.
<br />2. FOLLOW ALL MANUFACTURERS CURRENT INSTALLATION SPECIFICATIONS.
<br />HIGH DENSITY POLYETHYLENE NOTE: SEE SITE PLAN FOR LENGTH,
<br />INLINE DRAIN AND INSTALLATION
<br />03.1 SCALE: N.T.S.
<br />0000 /DIV- 02 /02725A06.DWG
<br />FINISHED
<br />GRATE, SEE
<br />OUTLET RISER
<br />GRADE
<br />NOTES BELOW
<br />FLANGE SEAT
<br />- SAND COLLAR OR BOOT
<br />c g
<br />SEE NOTES BELOW
<br />= III =III 11= III =''
<br />. I I- III -I I
<br />'' -III III = III =III=
<br />- III - III -I I
<br />3 3/4"
<br />CONTECH
<br />11 L'6
<br />08" STUB
<br />CONTECH
<br />=a�
<br />llg,
<br />$
<br />,
<br />'
<br />2-Off -�
<br />I
<br />-
<br />3" IN
<br />�-
<br />3, -0„ _4:
<br />I I "WAFFLE„
<br />4
<br />°
<br />I I PANELS
<br />1 -11
<br />1/2
<br />_
<br />--
<br />I 6„
<br />"
<br />3'- 0
<br />WZ)
<br />R.C.P.
<br />MIN. GRADE
<br />0 r-
<br />"s_
<br />*'
<br />SEE NOTE 2
<br />Y
<br />n
<br />3„
<br />- -- I\
<br />1.2
<br />B. CONTRACTOR TO PROVIDE EQUIPMENT WITH SUFFICIENT LIFTING AND REACH CAPACITY TO LIFT AND SET THE STORMFILTER
<br />12" SEDIMENT
<br />STRUCTURE (LIFTING CLUTCHES PROVIDED),
<br />► W 9
<br />STORAGE SUM
<br />-
<br />GROUT e
<br />-" -
<br />6" WALL 1' -11 1/2" --
<br />°
<br />D. CONTRACTOR TO PROVIDE, INSTALL, AND GROUT INLET PIPE(S). ALL PIPE CENTERLINES TO MATCH PIPE OPENING CENTERLINES.
<br />THICKNESS
<br />°
<br />° a
<br />TOP VIEW
<br />3000 PSI
<br />4.. ° 6"
<br />°
<br />NOTES:
<br />CONCRETE
<br />'
<br />1. IN AREAS OF PEDESTRIAN TRAFFIC, USE
<br />318" = 1' -0"
<br />F. CONTRACTOR TO TAKE APPROPRIATE MEASURES TO PROTECT CARTRIDGES FROM CONSTRUCTION - RELATED EROSION RUNOFF.
<br />NEENAH FOUNDRY PEDESTIAN TYPE FRAME
<br />-r 6"
<br />►--
<br />AND GRATE, No: R- 3210 -Q OR AN APPROVED
<br />KMR
<br />4' -0"
<br />EQUAL FROM ENGINEER OF RECORD.
<br />APPROVED:
<br />STRUCTURE WEIGHT
<br />CONTECH
<br />2. USE DEWEY BROS. MANHOLE STEPS MH -ST -5
<br />PROJFCTNn
<br />15" ON CENTER. 1ST STEP IS 2' FROM TOP.
<br />APPROXIMATE HEAVIEST PICK = 507 LRS, OF 2 PIECES KN86293
<br />SIDE VIEW
<br />3. CONTRACTOR SHALL SUBMIT SHOP DRAWING
<br />BASE SECTION SHIPPED WITH CARTRIDGES INSTALLED PROPOSAL LAYOUT 1A
<br />TO THE ENGINEER FOR APPROVAL.
<br />%14� CONCRETE DROP INLET WITH SEDIMENT
<br />SUMP - TOP VIEW AND SIDE VIEW
<br />C3.1/ SCALETS.
<br />625.00' CENTER OF FIELD
<br />2,5' FIELD
<br />TURF
<br />0.5% 0.5%
<br />SLOPE SLOPE
<br />1x12 FLAT DRA
<br />@ 30' 0. C.
<br />NDISTURBED GE ❑TEXTILE
<br />SUBGRADE FABRIC- MIRAFI
<br />2" #89
<br />CAP STONE
<br />PROPOSED 6"x12"
<br />�IIICONCRETE CURB
<br />IN 182A MWON,
<br />4" #57 FREE
<br />DRAINING BASE
<br />AGGREGATE
<br />11 \ATHLETIC FIELD SUB DRAINAGE SYSTEM WITH CURB DETAIL
<br />SCALE: N.T.S.
<br />DESCRIPTION
<br />INSTALLED BY
<br />4
<br />OUTLET RISER
<br />g
<br />$ €
<br />VOLUME GPM RESTRICTOR DISK (PRP)
<br />- SAND COLLAR OR BOOT
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<br />012 " STUB
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<br />CONTECH
<br />11 L'6
<br />08" STUB
<br />CONTECH
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<br />SEALANT FOR JOINTS (BY PRECASTER)
<br />CONTRACTOR
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<br />CONTECH
<br />4. STRUCTURE SHALL MEET AASHTO HS -20 LOAD RATING, ASSUMING EARTH COVER OF 0'- 5', AND GROUNDWATER ELEVATION AT, OIR
<br />- 5
<br />4
<br />SHALL MEET AASHTO M306 LOAD RATING AND BE CAST WITH THE CONTECH LOGO.
<br />C -M /
<br />(ILLUSTRATION ONLY)
<br />MATERIAL LIST (PROVIDED BY CONTECH)
<br />MOLDED -IN CUT LINE
<br />(SEE INSTALLATION NOTE E)
<br />ROUT (BY CONTECH)
<br />COUNT
<br />DESCRIPTION
<br />INSTALLED BY
<br />4
<br />27" PHOSPHOSORB CARTRIDGE
<br />CONTECH
<br />4
<br />VOLUME GPM RESTRICTOR DISK (PRP)
<br />CONTECH
<br />1
<br />41A FLOWKIT
<br />CONTECH
<br />1
<br />SEALED OUTLET RISER
<br />CONTECH
<br />3
<br />STEPS. P10CTS, LANE LADDER, OR EQUIV.
<br />CONTECH
<br />1
<br />SEALANT FOR JOINTS (BY PRECASTER)
<br />CONTRACTOR
<br />1
<br />36" x 36" STANDARD HATCH, EJ #00819761 B01, OR EQUIV.
<br />CONTECH
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<br />GENERAL NOTES
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<br />1. CONTECH To PROVIDE ALL MATERIALS UNLESS NOTED OTHERWISE.
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<br />2. FOR FABRICATION DRAWINGS WITH DETAILED STRUCTURE DIMENSIONS AND WEIGHT, PLEASE CONTACT YOUR CONTECH ENGINEERED
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<br />xNOT IN CONTRACT, FOR
<br />COORDINATION ONLY
<br />EXISTING
<br />TRASH RACK
<br />TO REMAIN
<br />\54' CORRUGATED
<br />PLAN VIEW METAL STANDPIPE
<br />54' CORRUGATED
<br />4L PIPE W/ COLLAR
<br />/ERLAP
<br />ING 54'
<br />1GATED
<br />STANDPIPE
<br />lJ I PR ❑FILE VIEW
<br />7
<br />('1_2"'
<br />CMP STANDPIPE WITH TRASH RACK DETAIL
<br />7 C3.1 SCALE: N.T.S.
<br />222 cloister court
<br />chapel hill, nc 27514
<br />919.401 .8586
<br />www.cro- ae.com
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<br />ADDENDUM #2
<br />PERFORMANCE SPECIFICATION
<br />120
<br />FILTER CARTRIDGES SHALL BE MEDIA- FILLED, PASSIVE, SIPHON ACTUATED. RADIAL FLOW, AND SELF CLEANING. RADIAL MEDIA DEPTH
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<br />SHALL BE 7- INCHES. FILTER MEDIA CONTACT TIME SHALL BE AT LEAST 38 SECONDS.
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<br />SPECIFIC FLOW RATE SHALL BE 1 GPM/SF (MAXIMUM). SPECIFIC FLOW RATE IS THE MEASURE OF THE FLOW (GPM) DIVIDED BY THE MEDIA
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<br />SURFACE CONTACT AREA (SF). MEDIA VOLUMETRIC FLOW RATE SHALL BE 6 GPMICF OF MEDIA (MAXIMUM).
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<br />GENERAL NOTES
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<br />1. CONTECH To PROVIDE ALL MATERIALS UNLESS NOTED OTHERWISE.
<br />COMMENT 01/02/18
<br />2. FOR FABRICATION DRAWINGS WITH DETAILED STRUCTURE DIMENSIONS AND WEIGHT, PLEASE CONTACT YOUR CONTECH ENGINEERED
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<br />SOLUTIONS LLC REPRESENTATIVE. www.ContechES.com
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<br />3. STORMFILTER WATER QUALITY STRUCTURE SHALL BE IN ACCORDANCE WITH ALL DESIGN DATA AND INFORMATION CONTAINED IN THIS
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<br />DRAWING. CONTRACTOR TO CONFIRM STRUCTURE MEETS REQUIREMENTS OF PROJECT.
<br />4. STRUCTURE SHALL MEET AASHTO HS -20 LOAD RATING, ASSUMING EARTH COVER OF 0'- 5', AND GROUNDWATER ELEVATION AT, OIR
<br />BELOW, THE OUTLET PIPE INVERT ELEVATION. ENGINEER OF RECORD TO CONFIRM ACTUAL GROUNDWATER ELEVATION. CASTINGS
<br />SHALL MEET AASHTO M306 LOAD RATING AND BE CAST WITH THE CONTECH LOGO.
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<br />5. STORMFILTER STRUCTURE SHALL BE PRECAST CONCRETE CONFORMING TO ASTM C -478 AND AASHTO LOAD FACTOR DESIGN METHOD.
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<br />INSTALLATION NOTES
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<br />A. ANY SUB -BASE, BACKFILL DEPTH, ANDIOR ANTI - FLOTATION PROVISIONS ARE SITE - SPECIFIC DESIGN CONSIDERATIONS AND SHALL BE
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<br />B. CONTRACTOR TO PROVIDE EQUIPMENT WITH SUFFICIENT LIFTING AND REACH CAPACITY TO LIFT AND SET THE STORMFILTER
<br />STRUCTURE (LIFTING CLUTCHES PROVIDED),
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<br />C. CONTRACTOR TO INSTALL JOINT SEALANT BETWEEN ALL STRUCTURE SECTIONS AND ASSEMBLE STRUCTURE.
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<br />D. CONTRACTOR TO PROVIDE, INSTALL, AND GROUT INLET PIPE(S). ALL PIPE CENTERLINES TO MATCH PIPE OPENING CENTERLINES.
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<br />E. CONTRACTOR TO PROVIDE AND INSTALL CONNECTOR TO THE OUTLET RISER STUB. STORMFILTER EQUIPPED WITH A DUAL DIAMETER
<br />HDPE OUTLET STUB. IF OUTLET PIPE IS LARGER THAN 8 INCHES, CONTRACTOR TO REMOVE THE 8 INCH OUTLET STUB AT MOLDED IN
<br />DATE:
<br />SCALE.
<br />CUT LINE. COUPLING BY FERNCO OR EOUAL AND PROVIDED BY CONTRACTOR.
<br />01117/18
<br />318" = 1' -0"
<br />F. CONTRACTOR TO TAKE APPROPRIATE MEASURES TO PROTECT CARTRIDGES FROM CONSTRUCTION - RELATED EROSION RUNOFF.
<br />DESIGNED:
<br />DRAWN:
<br />G. CONTRACTOR TO INSTALL SUPPLIED PLUG IN CONSTRUCTION FLOW BYPASS WHEN SYSTEM IS BROUGHT ON LINE (PRESSURE FIT ONLY
<br />KMR
<br />KMR
<br />DO NOT GLUE)'
<br />CHECKED
<br />APPROVED:
<br />STRUCTURE WEIGHT
<br />CONTECH
<br />PROJFCTNn
<br />$EQUENCE NP.:
<br />APPROXIMATE HEAVIEST PICK = 507 LRS, OF 2 PIECES KN86293
<br />878254
<br />10
<br />BASE SECTION SHIPPED WITH CARTRIDGES INSTALLED PROPOSAL LAYOUT 1A
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<br />1 OF 1
<br />MAX FOOTPRINT m 06' DRAWING 5814 1 KNSC
<br />xNOT IN CONTRACT, FOR
<br />COORDINATION ONLY
<br />EXISTING
<br />TRASH RACK
<br />TO REMAIN
<br />\54' CORRUGATED
<br />PLAN VIEW METAL STANDPIPE
<br />54' CORRUGATED
<br />4L PIPE W/ COLLAR
<br />/ERLAP
<br />ING 54'
<br />1GATED
<br />STANDPIPE
<br />lJ I PR ❑FILE VIEW
<br />7
<br />('1_2"'
<br />CMP STANDPIPE WITH TRASH RACK DETAIL
<br />7 C3.1 SCALE: N.T.S.
<br />222 cloister court
<br />chapel hill, nc 27514
<br />919.401 .8586
<br />www.cro- ae.com
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<br />ADDENDUM #2
<br />07/26/17
<br />17
<br />NCDENR REVISI ❑N
<br />#3 09/26/17
<br />7
<br />TRC SUBMITTAL
<br />12/18/17
<br />STEIRMWATER
<br />COMMENT 01/02/18
<br />drawn checked
<br />ETS MLH
<br />GRADING AND
<br />STORM DRAINAGE
<br />DETAILS
<br />sheet
<br />C3ml
<br />date project no.
<br />12/15/2017 1613
<br />
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