20030728 Ver 1_Site Plan_20030616

~RMANENT BERM SEEDING SCHEDULE TEMPORARY BERM SEEDING SCHEDULE BERM SEEDBED PREPARATION ofeservfceaannd ae such remain a 10 (MIN.) the propperty of the englneer,
_ No cop(ee or reproductions of TOP OF BERM ELEV. - 448.25
SEEDING DATE SEEDING MIXTURE APPLICATION RATE SEEDING DATE SEEDING MIXTURE APPLICATION RATE 1.) CHISEL COMPACTED AREAS AND SPREAD TOPSOIL 3 INCHES DEEP OVER ADVERSE SOIL CONDITIONS, R AVAILABLE, these drawings are permitted
AUG 25 -OCT. (BEST) K31 TAU. FESCUE 200 LBS/AC JAN 1 -MAY 1 RYE (GRAIN) 120 LBS/AC 100 YEAR WSE = 447.98 without consent of the engineer. 10 YEAR WSE = 447.57 a~l dr win elgexce tf thee contract 9l P
FEB. -APR 15 (POSSIBLE) KOBE LESPEDEZA 50 LBS AC 2.) RIP THE ENTIRE AREA TO S INCHES DEPTH. EMERGENCY SP / 3. REMOVE ALL LOSE ROCK, ROOrs, AND OTHER OBSTRUCTIONS LEAVING SURFACE TOP OF RISER ELEV. = 447.00 EMERGENCY SPILLWAY ELEV. = 447.5 copiea~ are to be roturned to D - - - the engineer.
MAY i - AUG 13 GERMAN MILLET 40 LBS AC ) REASONABLY SMOOTH ANO UNIFORM. 1 YEAR WSE =446,51 SOIL AMENDMENTS / Copyright © 2003
APPLY LIME AND FERTILIZER ACCORDING TO SOIL TESTS, OR APPLY 4000 lB/ACRE AUG 15 -DEC 30 RYE (GRAIN) 120 LBS/AC 4.) APPLY AGRICULTURAL LIME, FERTILIZER, AND SUPERPHOSPHATE UNIFORMLY AND Mix WITH OUTLET STRUCTURE NCDOT STD. 838.01
GROUND AGRICULTURAL LIMESTONE AND 1000 l8/ACRE 10-1D-10 FERTILIZER. SOIL (SEE BELOW+). BERM ENDWALL (SEE DETAIL) SEE DETAIL SECTION
MULCH SOIL AMENDMENTS 5.) CONTINUE TILLAGE UNTiI AWELL-PULVERIZED, FlRM REASONABLY UNIFORM SEEDBED IS APPLY 4000 LB/AC STRAW. ANCHOR STRAW BY TACKNG WITH ASPHALT, NETTING, OR A FOLLOW RECOMMENDATIONS OF SOIL TESTS OR APPLY 2,000 LB/AC GROUND PREPARED 4 TO 6 INCHES DEEP.
MULCH ANCHORING TOOL A DISK WITH BLADES SET NEARLY STRWGHi CAN BE USED AS AGRICUWRE LIMESTONE AND 750 LB/AC 10-10-10 FERTILIZER (FROM AUG 15 - A MULCH ANCHORING TOOL DEC 30, INCREASE 10-10-10 FERTILIZER TO 1000 LB/AG). 8.) SEED ON A FRESHLY PREPARED SEEDBED AND COVER NON-WOVEN GEOTEXTILE FABRIC SHALL BARREL
WATER TIGHT ~ WATER TIGHT GASKET SEAL BE PLACED AROUND EACH JOINT OF INV. OUT = 442.38
MAINTENANCE MULCH 7.) MULCH IMMEDIATELY AFTER SEEDING AND ANCHOR MULCH, INSPECT AND REPNR MULCH FREQUENTLY. REFERTiLIZE IN LATE WINTER OF THE APPLY 4000 lB/AC STRAW. ANCHOR STRAW BY TACKING WITH ASPHALT, NETTING, OR " RCP BARREL ?N 2' WIDE STRIPS
FOLLOWING YEAR; USE SOIL TESTS OR APPLY 150 LB/ACRE 10-10-10. MOW 8.) INSPECT ALL SEEDED AREAS AND MAKE NECESSARY REPAIRS OR RESEEDINGS WTTHM 4 LF - 1.5 REGULARLY TO A HEIGHT OF 2-4 INCHES, A MULCH ANCHORING TOOL A DISK WITH BLADES SEf NEARLY STRAIGHT CAN BE USED THE PLANTING SEASON, IF POSSIBLE. IF STAND SHOULD BE OVER SOX DAMAGED, 4 LF - 1.5" DIA. PVC CENTERED ON JOINT.
AS A MULCH ANCHORING TOOL REESTABLISH FOLLOWING ORIGINAL LIME, F-RTIUZER AND SEEaNG RATES. SEED LIGHTLY BARREL NCDOT CLASS 'B' RIP-RAP
NURSE PLANTS MIAINTENATJCF WITH SEEDING EQUIPMENT OR CULTIPACK AFTER SEEDING. 45' ELBO INV. IN = 443.00 28 Lxi 4 Wx18"THICK ~
BETWEEN MAY 1 MID AUG. 15, ADD 15 LB/ACRE SUDANGRASS OR 10 LB/ACRE GERMAN JAN 1 - AUG 15; REFERRLIZE IF CROWM IS NOT FULLY ADEQUATE. RESEED, g, CONSULT CONSERVATION INSPECTOR ON MNNTENANCE TREATMENT AND FERTIUZARON 1 LF - 1.5" DU MILLET. BEFORE MAY 1 OR AFTER AUG. 15 ADD 40 LB ACRE RYE GRNN . REFERRUZE, AND MULCH IMMEDIATELY FOLLOWING EROSION OR ~ AFTER PERMANENT COVER IS ESTABLISHED. 1 LF - 1.5" DIA. PVC ~ 62 LF - 15" 0-RING RCP ®1.OOX (CL. III RCP) ~
' / ( ) POND INV, ELEV, = 443.00 443.00 mss.
AUG 15 -DEC 3DREPAIR AND REFERTIUZE DAAIAGm AREAS IMMEDIATELY. TOP DRESS ~ WI1H 50 LB/AC OF NITROGEN IN MARCH. IF R IS NECESSARY TO • ~ I ~
ExTEND TEMPORARY COVER BEYOND JUNE 1S, OVERSEED WITH 60 a MICRO POOL ELEV. = 440.00 ti 1 1 a I
LB/AC KOBE LESPEDEZA IN LATE FEBRUARY OR EARLY MARCH. See seasonal applicotion schedule 1
o CONCRETE ANTI-FLOU uane tewart RETE ANTI-FLOTATION BLOCK ANTI-SEEP COLLAR (X2) SEEP COLLARS TO
~i ACCESS GATE N R ON (SEE OUTLET STRUCTI <i ~ (CE TE ED OUTLET STRUCTURE DETAIL) WATERTIGHT SEAL TO BE PROVIDED AT BE SPACED AT 20.67' O.C. (SEE DETAIL). & ASSOCIATES, 1~IC.
Mo~ ~ MANHOLE STEPS) END OF NOTES: T y elan ~e tNatarm ox PWII " • ACCESS GATE SHALL OVERLAP RISER BARREL INTERFACE COLLAR SHALL BE PLACED A MINIMUM OF 2 ~ FEET FROM PIPE JOINTS. CONSULTING ENGINEERS
m~~i " s eeu xo P PtPe ° i"/ _ ON TOP OF 6.3' DIA. REBAR 1.BASIN IS TO USED AS A SEDIMENT BASIN FOR EROSION CONTROL IOSION CONTROL. BASIN IS TO BE
~°n ~ ro PM.E or tvu i~~ ~ 4.1 DIA. REBAR RING RING CLEANED OF SEDIMENT AN TABILIZ IMME LATELY AFT R APPROV < D S ED D E f AFTER APPROVAL HAS BEEN GIVEN TO KEY TRENCH (SEE BERM MIN.
?M ~ ° n~ i~W REMOVE THE SEDIMENT BASIN, 8" ~ ~ -T ~ ~ ~ ~ ~a rn~ SOIL AND COMPACTION
i ' ' _ _ - ~ ' _ _ e s 3.2 RAD. <M ~ ~ P° K• a, ~a ~M 2. INTERIOR OF BASIN AND ENTIRE BERM TO BE COVERED WITH 2- SPECIFICATIONS Civil Sanitary • Environmental " ) Planning • Design ~ Survey DVERED WITH 2-3 LAYER OF TOPSOIL
~ ~ ~ _ ~ ~ _ ~ PRIOR TO SEEDING. SEE PERMANENT AND TEMPORARY BERM SEED ARY BERM SEEDING SCHEDULE AND BERM
SEEDBED PREPARATION. REMAINDER OF BASIN INTERIOR (EXCLUDIN A ~ WITH A WET MEADOW SEED MIXTURE (120 Ib./ACRE). BASIN TO R! :RIOR (EXCLUDING BERM) TO BE COVERED BASIN TO REMAIN UNMOWN AFTER N.T.S.
PLAN a 1Y" SEEDING. Poottxe 3715 University Drive Durham, N.C. 27707
C UP carer. aolNr to ueEOl DOWEL" ~ [phone]
N~~ m s e e END ELEVATION x P N T T TR T R N o o:~ O D OU LE S UC U E OTES. LL fax [phone] e-mail: info0dksa-tsi.com
~ ~ 6.3 DIA. REBAR RING = m ~ P ~ ~ H FABRICATED HINGE 1. 15" RCP OUTLET BARREL SHALL BE CLASS III RCP MEETING THE ~ ~ = WAEU tN ExaeALL ettx AE]NP°AC[D aNa,En to ~ ~ OO JOINTS SHALL BE CONFINED 0-RING RUBBER GASKET JOINTS MEET CP MEETING THE REQUIREMENTS OF ASTM C76. THE PIPE www.dksa-tsi.com
C ~ N PIPE etM°LE PIn 00UL! PIPo ~ W .ET JOINT'S MEETING ASTM C-443 AND ASTM C-361.
r = 1 ( II I I II I I I otA, +a^ +e^ e~^ ao^ ae^ +e^ w• +a^ +e^ a• eo^ ae" w^ b^ ~ HATCH DETAIL , • m ~ ( I ~ ~ ~ euro "z^ ^z• ^x" ^x^ ^x" ^x• r• ^x^ r ^z" ^z^ ^x^ ^z^ "x^ "x^ r• "x" r• J W to 2. THE MANHOLE OUTLET RISER SHALL BE 4 I.D., MEETING ASTM MEETING ASTM C-478R dt, AASHTO M-199 MONOLITHIC 2.33' MIN. PROJECTION
9 o _ a m. a E a a x~ a E e a a e e a ,JM N BASE. THE MANHOLE JOINTS SHAH. BE ASTM C-443 RUBBER GF p,, M~ Ay a Olr. s s , 1 e 4 s e 1 a s d ' 443 RUBBER GASKET JOINTS. MANHOLE JOINTS SHALL BE 6"
m ~ r ° ~ ooeE~ ° mr, : E a a e a e s E a a e ° ~ 6.3 DIA. REBAR RING SECURELY ANCHORED TOGETHER TO PREVENT SEPARATION. CONT m o roru ue, a a u u a ee +E +e ra n n F = J ~ 4.1' DIA. REBAR RING THE MANHOLE SECTION ANCHORING SYSTEM. ARATION. CONTRACTOR IS RESPONSIBLE FOR DESIGN OF 1•IQTES; SEAL
O O ~ oPrtaw. ooxerN°c,toN ,rotxr ~ W m , g C ~ " oterertoNe coxoae,E auvmnEe ~ 3. OUTLET STRUCTURES SHALL BE PROVIDED WITH STEPS 1'-2" OI 1• CONCRETE FOR COLLARS SHALL BE 3000 PSI MIN. 28 DAY ~ • ( ) STRENGTH .
r ~ ELEVATION UIMe aoxcNEre RPE STEPS 1'-2" ON CENTER. STEPS SHALL BE IN ,Iona, " ~11d /j4,
y ~ M ~ axea, oteoela,e etxeu Pt oaee.E Pne ~ " " " ACCORDANCE WITH NCDOT STD. 840.66. x ~ _ ~ o x s e T ° ~ ,w r I ro• $ ~ p ~ 6.3 LF 2x2 x1/4 ANGLE 0.5 2. COLLARS SHALL BE CONNECTED TO 15 RCP WITH A WATER ' ~~.1 CARD /p~ TIGHT JOINT. ~
~ rn ~ a'•a^ E'•e" a4^ d!^ e'•e^ a,r a'•e^ v.e" ,,o w z ~ ~ 4, CONCRETE ANTI-FLOTATION BLOCK SHALL BE INTEGRALLY ATTACI r" ,e" a'a" +'•,s^ a'•s• stY w" e'-~^ s'•r^ e'•n" ,.a O ' p ~ ~ n fEGRALLY ATTACHED TO RISER BASE TO PREVENT ; r` ~ ~,~FE /
m ae^ r•e^ a'•," a•o^ a^ ro^ r.o^ +.e a'.e^ ,+'•e^ a.a r, O 5' RISER/BLOCK SEPERATION, OR PRECAST AS THE EXTENDED BASE ao" e'.o^ e'•e^ ~'a^ ate" ,+k e'•e• e.a a.a" ,a'•e^ a., ELEV. = 290.00 THE CONCRETE ANTI-FLOTATION BLOCK IS CAST SEPERATE FROM T (TENDED BASE OF THE MANHOLE DURING FABRICATION. IF 3• COLLAR SHALL BE SPACED ALONG BARREL AT 20.67 O.C. 15" DIA. 15" DIA. RCP 00 ~ : ~ ;PERAIE FROM THE MANHOLE ASSEMBLY THE CONTRACTOR ~~.;.r.: 0-RING RCP : Q
ae• e'.e^ r•e" e'.e• 4 ^ +,tit^ ++'•o^ a.~ e'•o^ +e'.o" ~,e (TOP OF RISER) , SHALL 8E RESPONSIBLE FOR ANCHORING THE ANTI-FLOTATION BLOT es" e'•E^ s'•r e'•e^ e,1" nst"+s'•e^ ~.e s'•,o"+e'•e^ e.o 0.5 -FLOTATION BLOCK TO THE MANHOLE RISER ASSEMBLY. 4. _ II r ANTI SEEP COLLARS SHALL BE PLACED A MINIMUM OF 2 2 630 ,
u^ e'•a' s'•e^ r•e^ eM" „ e.o e'~e^ Er•o^ e.o oP a •eee exEEr s eNEer , oP s 4 REBAR FR M PIP IN ° i 0 E JO TS. ty •.•F v ;
sae"oi r~e.oi ~ T T T R MAT R A P I I TI N~ TIN ' ~ ~ . •;•y• r.. /q ~QP .
` ~4 REBAR 1. ALL POURED CONCRETE SHALL BE MINIMUM 3000 PSI (28 DAY) ~ : ; M ~ 0 PSI (28 DAY) UNLESS OTHERWISE NO1~D. ,.'..~;.:.•a;, T. /111
~'r /11111111 ,.a4
2. GEOTEXTILE FABRIC FOR THE 15 INCH OUTLET BARREL JOINTS 0.73 POLYPROPYLENE NON-WOVEN NEEDLE PUNCHED OR APPROVED EOI BARREL JOINTS SHALL BE AMOCO STYLE 4553 lZ'~ Z APPROVED EQUAL (NON-WOVEN FABRIC)
•
.BERM SOIL AND COMPACTION SPECIFICATIONS IFIC CATIONS;
NCDOT STD. 1, ALL FlLL SOILS FOR BERM SECTION SHALL 8E CLEAN, IMPERME 838.01 HEADWALL , , ELEVATION VIEW LEAST 95~ STANDARD PROCTOR MAXIMUM DRY DENSITY, AT OPTIMi CLEAN, IMPERMEABLE MATERIAL AND COMPACTED TO AT REVISIONS NSITY, AT OPTIMUM MOISTURE CONTENT. NO BLASTED 11-22-04 PER CITY COMMENTS
CDOT CLASS GRIP-RAP MATERIALS SHALL BE USED IN THE EMBANKMENT CONSTRUCTION, ' CONSTRUCTION. SOILS SHALL NOT EXHIBIT SIGNIFICANT 12-21-04 PER CITY COMMENTS
15" RC 28'Lx14'WxiB"THICK 6.3 LF 2"x2"xi 4" ANGLE ~ SHRINK/SWELL OR DISPERSIVE CHARACTERISTICS. ON-SITE GEOTE / 4 DIAMETER SOILS FOR PLACEMENT WITHIN THE BERM SECTION. THE GEOTECF ON-SITE GEOTECHNICAL ENGINEER SHALL APPROVE THE CONCRETE ANTI-SEEP COLLAR
A MANHOLE RISER METHODS TO BE USED FOR PLACEMENT OF F1LL. IF ADDITIONAL . THE GEOTECHNICAL ENGINEER SHALL ALSO SPECIFY THE N.T.S. IF ADDITIONAL USES PLANNED UPON THE BERM SECTION
A (BUILDINGS, ETC.), THE GEOTECHNICAL ENGINEER SHALL SPECIFY ~ SHALL SPECIFY SOILS SUITABLE FOR THAT ADDITIONAL USE.
2. IN ALL FILL AREAS OF THE BERM, A SOILS COMPACTION TEST --CITY OF DURHAM STORM i MPACTION TEST SHALL BE CONDUCTED EACH 2500 SQUARE DRAINAGE EASEMENT ~
FEET PER VERTICAL FOOT OF F1LL. i 45
~ t 3. A KEY TRENCH IS TO BE PROV1DED IN ALL FILL AREAS. TRENC ~ VARIABLE W TH CITY ~
BELOW EXISTING GRADE. SOILS AND COMPACTION FOR KEY TRENCI L AREAS. TRENCH TO EXTEND A MINIMUM OF FIVE FEET DURHAM ORM DRAINAG ~ FOR KEY TRENCH SHALL MEET ALL REQUIREMENT OF ~1 ~
10' TYP. ABOVE. ( ) EASEM FOLLOWING LOT LI / r
4. NO TREES OF ANY TYPE MAY BE LOCATED ON THE BERM SEC1 ~ ~ / i N THE BERM SECTIO .
5. FILL PLACEMENT SHALL NOT EXCEED A MAXIMUM 8" LIFT. EA( NCDOT STD. 28' ~4 REBAR WELDED ENTIRE LENGTH OF EMBANKMENT. BEFORE PLACEMENT OF FILL F M 8" LIFT. EACH LIFT SHALL BE CONTINUOUS FOR THE ~ ~ MENT OF FILL FOR THE BERM SECTION, ALL UNSUITABLE i ,1v
838.01 HEADWALL (TYP.) (SEE NOTES) MATERIAL SHALL BE REMOVED AND THE SURFACE PROPERLY PREP PROPERLY PREPARED FOR FILL PLACEMENT.
P~1N
• STATEMENT OF RESPONSIBILITY; ~ 20 CITY OF DURN STORM RAINAGE EASEME
4.1' DIA. REBAR RING ALL REQUIRED MAINTENANCE AND INSPECTIONS OF THIS FACILITY S \ ~ , THIS FACILITY SHALL BE THE RESPONSIBILITI' OF THE ?,2
15" RCP ELLERBEE CREEK PRESERVE HOMEOWNER'S ASSOCIATION PER THE , o ~S ATION, PER THE EXECUTED OPERATION AND MAINTENANCE
AGREEMENT FOR THIS FACILITY. ' , - ~ ~ ~ ~ 18" LAYER OF 3,15 ~1 . ~ i Sp ~ ~
- _ _ - CLASS 'B' RIP-RAP 6.3' DIA. REBAR RING ~ I g 8 ~ I
_ _ - "FILTER BLANKET P N VI W B~ INeTALL wI srero PIIetMpIM 4" Peas INII°E reaE aP flleICllAIE'MLE. LA E N• nff°~NeiN~AE ~TM"o°Er~°xa 4xEC0raoPOe o e~rlPS°Awo~wa x~al~vEO ~,tPP~wari ai npet txoiw wr etto to ullo nanom ne axnttcron wr tetto ~ ~ i ;vto tnlrrlt ~ntova Itdl txt txtttett ~ ne uet rr eua s~. I g
~I~lI~1~J~, - ~ - q~~ NOTES: "~"~s y,M \ I O S= I
TIN -A g ~ ~ t" ~ ` \ , ~ < w \ / I
FILTER BLANKET 1, ALL REBAR TO BE ~4 REBAR, =8 ~ r " IA ~ I OM I
A FILTER BLANKET IS TO BE INSTALLED (SEE NOTE) 2. ALL REBAR AND ANGLES TO BE GALVANIZED WITH A BITUMINOUS COAI1NG. P a~ BETWEEN THE RIPRAP AND SOIL FOUNDATION. H~ £ 1 I
H FITR N I F - ~ T E L E BLA KE? W LL CONSIST 0 A 3. THE HOT DIPPED, GALVANIZED 2x2 x1 /4 ANGLES SHALL BE WELDED TO THE REBAR TRASH 0 I ~ 1 ~ I
MINIMUM 4" THICK LAYER OF STONE (NCDOT RACK. ONCE WELDED, THE ENTIRE ASSEMBLY SHALL BE PLACED ONTO THE MANHOLE RISER WITH-`~ I- row e~ei ~ ~ , FOREBAY I I
#57) UNDERLAIN WITH MIRAFI FILTER WEAVE 700 ANGLES SITTING DIRECTLY ON TOP OF THE RISER. PLAN BIDE OR APPROVED EQUIVALENT ELEVATION ~ / ~ I
4. HATCH TO ALIGN WITH RISER STEPS AND RISING STEM OF PLUG VALVE. i ~Ir ~ ~ ~ I
C 5. HATCH TO BE CHAINED AND LOCKED. KEY TO BE HELD IN POSSESSION OF PARTY RESPONSIBLE " ~ L ,'•e' I L- L ~ J RET WALL
FOR MAINTENANCE OF WETLAND. ~ ELEVATION I~ I e~ ~ c~sT InoN ~ DE IGNED BY H RS EV TION ( ) \
OUTLET BARREL VELOCITY DISSIPATOR TRASH RACK DETAIL ~ ~
, g N.T.S. N.T.S. I \ I N ~ pl lS 7~
o k ~ I a~wo. I VARIA LE WIDTH TTY OF
~ In ~ ? ~ I DURH M STORM RAINAGE I 4 ~S I EASE .ENT F~OLLO ING STREA„ ~
~ ~4 REBAR TRASH RACK (ABOVE) ~ ~ T I 3 n~ ~ ~ I BUFF R
ANCHOR TRASH RACK TO MANHOLE WALL WITH FOUR EQUALLY SPACED .P1,dB_ EL v~~ i „ ~ ~ aloe " I ~ I vox e~ ATI CI` I 4:1 MI .SPILLWAY ~
HOT-DIPPED GALVANIZED STEEL CLAMPS. EACH CLAMP ATTACHED TO MANHOLE ' ~ ~ ~1N0°`ro TRASH RACK RISER BY 3-1/4" CONCRETE ANCHOR BOLTS EACH CLAMP TO BE COATED CF ~ SIDESL PES (TYP. MICRO ~ I
SEE DETAIL W A BITUMINOUS COATING. ^ N ( ) / tE11f0A01Nt amp r POOL I T, ~
N ELEVATION N I. It^ toNDTEiui alt It I ~ N ~ rwaln, ` I MxnNrv ttwt \ I F
' r, 840,6e SECTION A-A 1RASH RACK _ e4p•~ I I MEAS RE FROM Tpp OF
(SEE DETAIL) I 1 BANI I ~ I I BUIL ZON
rB ELEV. = 447.0 I I I E li \ II
(TOP OF RISER) \ I
3 l0 I I 4 DIA. RECAST RI ER ~ ~ p OF \ I I CREST LEV. = 44 .00
~ 5 9 \ I I 4 ~ FRM I 3.00
448 \ I 30' WI EMER ENCY SPIL AY ~?s ~ I I ELEV. 447.5
4' I Wip f I I
4 MANHOLE RISER (PRE-CAST SECTIONS) " 5 (T1'P,) \ M/H LINE RE EM LLWAy , ~ ~ I ~ 1 AND DOWN STREAM BERM TH ~
V ABLE WDTH CITY 0 ~ ~X I SYN ETIC INDU TRIES "P MAT"
~ MANHOLE RISER I HAM ST E ~ ~ APP INS TION ~ T
BARREL INV. IN = 443.00 (PRE-CAST SECTIONS) EASEMENT LLOWING S~'REAM BE ERfORMED ITH A ~ BUFFER MAN FACTURER' REPRE ENTATIVI~ ~
ON ITE. Q_~. " I DATE: 10-12-2004
o t o U 6 F - -RING RCP
4 LF - 1.5" DIA PVC ~ L 5 0 i Qc ~ 1.oox SCALE: SEE SHEET
" o , I I 6 ~ I
" ' ~ 15 DIA. RCP 1,5 DIA. PVC ~ ~ ~ ~ NCDOT S D. 0838.01 ~ JOB N0. 1061-02.30
~ - ENDWALL (EE DETAIL) ~ ~ z I
~ PVC INV. - - _ 15" DIA. RCP I ~ f
\ ~ ~ ~ _ _ _ _ 1 i NC~OT CI A. S 'R' P-RAP
LLLV = 44,),UU T 28'Lx14'Wx1"THICK I
d d ~ ` CHECKED BY. WTO
d 4 N d d M ~ II I i
ry I 1
o d 4 AIL o of 15
0 6d Q 4 M CIRCULAR CONCRETE CIRCULAR CONCRETE Q d 0.1 SHEET II
ANTI-FLOTATION BLOCK SIDE VIEW ANTI-FLOTATION BLOCK
m FRONT VIEW GRAPHIC SCALE PD 1
0 20 0 10 20 40 WETLAND BASIN - GRADING PLAN
DRY POND OUTLET STRUCTURE AI DRY POND OUT ET STRUCTURE AI g N.T.S. N.T.S. 1°=zo'
1 inch = 20 f FINAL DRAWING NOT RELEASED FOR CONSTRUCTION

These drawings are instruments
of service and as such remain the pro~arty of the eng9ineer,
No copies or roproductione of LEG ND these drawin a are permitted
without consent of the engineer. U Upon completion of the work
all drowinga{except the contract ZONE 1 -WETLAND EMERGENT HERBACEOUS SPECIES (3-12 INCHES OF WATER) copies) are to be roturned to
~ ~ the engineer.
~ Copyright © 2003
ZONE 2 -WETLAND SHALLOW LAND SPECIES
- ~ \ ~~o / / ZONE 3 -FLOATING SPECIES FOR DEEP POOLS AND FOREBAYS
/ ~
/ ~ ~ ~
/
/
~ ~ ~ \ \ / ~
uane tewart
~ & ASSOCIATES, INC.
/ ~
CONSULTING ENGINEERS
\ ~ ~ ~ / ~ ~ ~ ~
Civil Sanitary • Environmental ~ Plonning • Design • Survey
i'
3715 University Drive
Durham N.C. 27707 [phone]
fax [phone]
i" a-mail: info0dksa-t~.com
www•dksa-tsi.com
~ ~ ~ / SEAL
I
~ I. ~ STORMWATER WETLAND PLANT LIST ~ CARp
~i ~ DESCRIPTION QUANTITY 04,.•'•~S ti
' ZONE 1 PICKEREL WEED PONDTEDERIA CORDATA 80-100 ~ ~ ( ) ~ ;
3,585 S.F. DUCK POTATO (SAGITTARI LATIOLIA) 100-120 Q ~ ; ~ 80-100 A BULRUSH
• 22630 BLUE FLAG IRIS IRIS VIRGINIANA 50-60 ~ / ( )
' LIZARDS TAIL (SAURURUS CERMUS) 120-140 ; ~y':,F Q~,:' v; ~ Q ••NG I NE~:••
~ P~~~. ~ ~~q ZONE 2 CARDINAL FLOWER (LOBELIA CARDINALIS) 40-50 M T p4
~ 1,717 S.F. MARSH MALLOW (HIBISCUS SP.) 50-80 .0~
40-50 ~ INKBERRY (ILEX GLABRA) ~ti
~ SWEET PEPPERBUSH (CLETHRA ALNIFOLIA) 30-40 VIRGININA SWEETSPIRE (ITEA VIRGINICA) 60-BO
~ ~ ~ ~ 1 I
ZONE 3 AMERICAN LOTUS NELUMBO LUTEA 10-20 REVISIONS i ( )
1,406 S.F. WATER LILY (NYMPHAEA ODORATA) 20-30 ~ ~ 20-30 11-22-04 PER CITY COMMENTS COW LILY (NUPHUR LUTEUM)
~ 12-21-04 PER CITY COMMENTS
/ ~
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NOTE:
STORMWATER WETLANDS ARE DESIGNED TO RETAIN AND IMPROVE THE QUALITY OF
STORMWATER RUNOFF• TO FULFlLL THE WATER RETENTION FUNCTION, THE TEMPTATION
~ ~ ~ ~ IS TO DESIGN STORMWATER WETLANDS WITH EXCESSIVE STORAGE AREAS WITH DEEP WATER, PREVENTING THE ESTABLISHMENT OF EMERGENT HERBACEOUS SPECIES WHICH
r / N P IES WI L CAN BEST SLOW AND TREAT STORMWATER RUNOFF. MANY EMERGE T S EC L
PERFORM WELL IN 3-6 INCHES OF WATER• TO ENCOURAGE COLONIZATION BY NATIVE
~ ~ ANNUAL AND PERENNIAL WETLAND SPECIES, A SMALL QUANTITY OF SOIL (SEED BANK) CAN BE COLLECTED FROM NEARBY NATURAL WETLANDS AND DISTRIBUTED OVER THE W
CONSTRUCTED WETLAND. CATTAILS (TYPHA SP.) CAN BE INTRODUCED WITH SEED
BANKS OR NATURAL MEANS AND CAN QUICKLY CHOKE OUT THE OTHER VEGETATION IN THE WETLAND. CA CAN BE CONTROLLED IN THE EARLY PHASES OF
~ COLONIZATION IPIN .WITH AQUATIC FORMULATIONS OF THE SYSTEMIC HERBICIDE
GLYPHOSATE• AIN A STORMWATER WETLAND IN A DENSE, HERBACEOUS, VEGETATIVE STATE, AVOID PLANTING, OR CONTROL LARGE SHRUBS OR TREES THAT
\ \ ~ COULD SHADE OUT HERBACEOUS SPECIES. DATE: 10-12-2004
SCALE: 1 " = 10'
1 1- .30 JOB N0. 06 02
~ DRAWN BY: DLP ~ ~ «r~
_~t ~
\ ~ ! ' ' CHECKED BY; WTO
i
\ ~ ~ ~ _ - i
O I
\ ~ I GRAPHIC SCALE SHEET
I 10 o s 10 so
PD~
, 1 inch = 10 tt.
0 OF 15 FINAL DRAWING - NOT RELEASED FOR CONSTRUCTION

of eiervlceaond as sucks remaints
PERMANENT BERM SEEDING SCHEDULE TEMPORARY BERM SEEDING SCHEDULE BERM SEEDBED PREPARATION , 10 (MIN.) the property of the engineer, - No copies or reproductions of
1, CHISEL COMPACTED AREAS AND SPREAD TOP501L 3 INCHES BEEP ovER ADVERSE SOIL TOP OF BERM ELEV. = 448,; I ELEV. - 448.25 these drawings are permitted without consent of the engineer.
SEEDING DATE SEEDING MIXTURE APPLICATION RATE SEEDING DATE SEEDING MIXTURE APPLICATION RATE ) coNOmoNS, IF avaLABLE. 100 YEAR WSE = 447.98 iE = 447.98 Upon completion of the work
AUC 25 - OCf, (BEST) K31 TALL FESCUE 200 L85/AC JAN 1 -MAY 1 RYE (GRAIN) 120 LBS/AG 2,) RIP THE ENTIRE AREA TO 8 INCHES DEPTH. 1O YEAR WSE = 447,57 afl drawinga(except the contract ' = 447.57 copies) are to be rotumed to
FEB. -APR 15 (POSSIBLE) KOBE LESPEDEZA 50 LBS/A,C 3.) REMOVE ALL LOSE ROCK, ROOTS, MID OTHER oesTRUCTK>NS LEAVING SURFACE EMERGENCY SPILLWAY ELEV, the engineer. iPILLWAY ELEV. = 447.50
SOIL AMENDMENTS MAY 1 - AUG 15 GERMAN MILLET 40 LBS/AC REASONABLY SMOOTH AND UNIFORM, - - - - - Copyright © 2003 = 446.51 R R NCDOT STD. 838.01
APPLY LIME MID FERTILIZER ACCORDING TO SOIL TESTS, OR APPLY 4000 LB/ACRE _ 4.) APPLY AGRICULTURAL LIME, FERnUZER, AND SUPERPHOSPHATE UNIFORMLY AND MIX WRH 1 YEAR WSE = 446.51 GROUND AGRICULTURAL LIMESTONE AND 1000 LB/ACRE 10-10-10 FERTILIZER. ~ 15 DEC 30 RYE (GRAIN) 120 LBS/AC SOIL (sEE BELOw•). TOP OF RISER ELEV. = 446,1 OUTLET ST UCTU E BERM ENDWALL (SEE DETAIL) 3 ELEV. = 446.50 SEE DETAIL SECTION
MULCH SOIL AMENDMENTS 5.) CONTINUE TILLAGE UFTTIL a WELT.-PULVERIZED, FIRM REASONABLY UNIFORM SEEDBED IS
APPLY 4D00 LB/AC STRAW. ANCHOR STRAW BY TACKING WRH ASPHALT, NETTING, OR A FALLOW RECOMMENQATIDrIS OF SOIL TESTS OR APPLY 2,000 LB/AC GROUND PREPARED 4 TO 8 INCHES DEEP.
MULCH ANCHORING TOOL. A DISK WRH BLADES SET NEARLY STRAIGHT CAN BE USED AS AGRICULTURE LIMESTONE AND 750 LB/AC 10-10-10 FERTILIZER (FROM AUG 15 - A MULCH ANCHORING TOOL. DEC 30, INCREASE 10-t0-10 FERTILIZER TO 1000 LB/AC). 6.) SEED ON A FRESHLY PREPARED SEEDBED AND COVER WATEF NON-WOVEN GEOTEXTILE FABRIC SHALL BARREL WATER TIGHT GASKET SEAL BE PLACED AROUND EACH JOINT OF INV. OUT = 442.69
MAINTENANCE 7,) MULCH IMMEDIATELY AFTER SEEDING AND ANCHOR MULCH. RCP BARREL IN 2' WIDE STRIPS ~
INSPECT AND REPAIR MULCH FREQUENTLY. REFERTIUZE IN LATE WINTER OF THE APPLY 4000 LB/AC STRAW. ANCHOR STRAW BY TACKING WRH ASPHALT, NETTING, OR " CENTERED ON JOINT. ~ 4 LF - 1.5 DIA. PVC
FOLLOWING YEAR; USE SOIL TESTS OR APPLY 150 LB/ACRE 10-10-10, MOW A MULCH ANCHORING TOOL A DISK WITH BLADES SET NEARLY STRAIGHT CAN BE USED B.) INSPECT ALL SEEDED AREAS AND MAKE NECESSARY REPAIRS OR RESEEDINGS WITHIN 4 LF REGULARLY TO A HEIGHT Of 2-4 INCHES, AS A MULCH ANCHORING TOOL THE PLANTING SEASON, IF POSSIBLE, IF STAND SHOULD BE OVER BOX DAMAGED, REESTABLISH FOLLOWING ORIGINAL LIME, FERTILIZER MID SEEDING RATES, SEED LIGHTLY R NCDOT CLASS 'B' RIP-RAP BAR EL
WITH SEEDk1C EQUIPMENT OR CULTIPACK AFTER SEEDING, INV. IN = 443.00 28'Lx14Wxi8"iHICK 45' ELBOW
NURSE PLANTS MAINTENANCE BEtWEEN MAY 1 AND AUG, 15, ADD 15 LB/ACRE SUDANCRASS OR 10 LB/ACRE GERMAN JAN 1 - AUG 15: REFERTIUZE IF GROWM IS NOT FULLY ADEQUATE RESEED, g,) CONSULT CONSERVATION INSPECTOR ON MNNTENANCE TREATMENT AND FERTILIZATION 1 LF - " 1 LF - 1.5 DIA. PVC
MILLET. BEFORE MAY 1, OR AFTER AUG. 15, ADD 40 LB/ACRE RYE (GRAIN). REFERRUZE, AND MULCH OMEDATELY FOLLOWING EROSION OR AFTER PERMANENT COVER IS ESTABLISHED. OTHER DAMAGE POND INV, ELEV. = 443,00 62 LF - 15" 0-RING RCP ®0.5076 (CL. III RCP) ~ LEV. = 443.00 a~
AUC iS -DEC 30REPAIR MID REFERIIUZE DAMAGED AREAS IMMEDUTELY, TOP DRESS 2 • ~ rl~ '
WITH 50 l8/AC OF NITROGEN IN MARCH, IF R IS NECESSARY TO ~ 1 1
EXTEND TEMPORARt' COYER BEYOND JUNE 15, OVERSEED WITH 50 MICRO POOL ELEV. = 440.00 LB/AC KOBE LESPEDEZA IN LATE FEBRUARY OR EARLY MARCH. • See aeoaonal application schedule ti - 1
uane tewart CONCRETE ANTI-FLOTATION BLOCK ANTI-SEEP COLLAR (X2) SEEP COLLARS TO
o CONCRETE A~ SEE OUTLET STRUCTURE DETAIL BE SPACED AT 20.67 O.C• (SEE DETAIL). ASSOCIATES, (INC. ( ) WATERTIGHT SEAL TO BE PROVIDED AT COLLAR SHALL BE PLACED A MINIMUM OF 2
M9 CCESS GATE CENTERED ON (SEE OUTLET ~,r ( RISER/BARREL INTERFACE FEET FROM PIPE JOINTS. CONSULTING ENGINEERS
yo ~ MANHOLE STEPS) END OF NOTES: r ~ ACCES V RLAP ~ ~y core Ae [eolGieO ax LAeI H S GATE SHALL 0 E m -t ~ z ,
Mg-+=a BELL Etu DF nrE ¢ ~ vr= ~ ON TOP OF 6.3 DIA. REBAR 1,BASIN IS TO USED AS A SEDIMENT BASIN FOR EROSION i 0 1 LL 4.1 DIA, REBAR RING g„~~m io FACE of MLLE o~ RING CLEANED OF SEDIMENT AND STABILIZED IMMEDIATELY AFTER FOR EROSION CONTROL. BASIN IS TO BE ~EDIATELY AFTER APPROVAL HAS BEEN GIVEN TO KEY TRENCH SEE BERM MIN•
=,z,NO° \ _ a ~"w REMOVE THE SEDIMENT BASIN, ( SOIL AND COMPACTION Civil Sanitary • Environmental
~ ,y I I y., ~ I I I I ~ H , ~ ~ ~ ~ ~ s ~ ,N 3,2 RAD" " SPECIFICATIONS) Planning • Design • Surrey
1 , , oo¢c, ~M 2. INTERIOR OF BASIN AND ENTIRE BERM TO BE COVERED N„ s" 1 PIP! M.eMa c PRIOR TO SEEDING. SEE PERMANENT AND TEMPORARY BEI '0 BE COVERED WITH 2-3 LAYER OF TOPSOIL TEMPORARY BERM SEEDING SCHEDULE AND BERM
1~ F SEEDBED PREPARATION. REMAINDER OF BASIN INTERIOR (E SIN INTERIOR (EXCLUDING BERM) TO BE COVERED
WITH A WET MEADOW SEED MIXTURE (120 Ib./ACRE). BAS PLAN , - SEEDING, Ib./ACRE). BASIN TO REMAIN UNMOWN AFTER N.T.S. 3715 University Drive
Faaillla Durham, N.C• 27701 [phone]
IIF caar, voter to ue¢D> DOWEL" J ~ _ ~ m ¢ , ® END ELEVATION X 5 = ~ POND OUTLET STRUCTURE NOTES: fax [phone]
a O LL ~ Sz >D ~ ~ v, 6.3 DIA. REBAR RING " OTES: a-mail: info0dksa-tsi•com www.dksD-tsi.com
pm ~ ~ FABRICATED HINGE 1. 15 RCP OUTLET BARREL SHALL BE CLASS III RCP MEE ~ O ~ i DaELe to e,oeuL tnn+ trctxroeceo caxdtere nre ~ o ASS III RCP MEETING THE REQUIREMENTS OF ASTM C76• THE PIPE 'ER GASKET JOINTS MEETING ASTM C-443 AND ASTM C-361 •
o c PIPE eIIgLF IIFE oaune rtre ~ D $ JOINTS SHALL BE CONFINED 0-RING RUBBER GASKET JOIN A r m ~ I I ~ I I I I I I I ou. ,e" n• s~^ aa^ ee^ xe^ u• te° w^ ao^ 7e" x¢^ a• ~ v HATCH DETAIL ,
m m = ~ ~ ~ ~ ~ ~ ~ I aura ^x^ ^x^ ^x" "x" •z• r• •z" r• ^z" ^x" ^x^ ^x" ^x" "X" r^ ^x" r• J yI ' 2. THE MANHOLE OUTLET RISER SHALL BE 4 I,D„ MEETIP e e arr. ¢ e a s a a a a a a x a J d BASE. THE MANHOLE JOINTS SHALL BE ASTM C-443 RU ' IN -478R do AASHTO M-199 MONOLITHIC 2.33' MIN• PROJECTION 4 I•D•, MEET G ASTM C 6» 4STM C-443 RUBBER GASKET JOINTS. MANHOLE JOINTS SHALL BE
N M ~ e Orr. ¢ ¢ + t ¢ ¢ ¢ e ¢ a ¢ {L 4 ' 'ENT SEPARATION. CONTRACTOR IS RESPONSIBLE FOR DESIGN OF NOTES, . SEAL
m ~ r- o ~ ousel ¢ arr. ¢ e a . ¢ ~ e e e a ¢ ¢ < a 6.3 DIA, REBAR RING SECURELY ANCHORED TOGETHER TO PREVENT SEPARATION r' L » to » » a n ee ~ W THE MANHOLE SECTION ANCHORING SYSTEM. m T°'"` "e' ' a " " ~ 1° ~ _ ~ 4.1' DIA. REBAR RING 1• CONCRETE FOR COLLARS SHALL BE 3000 PSI MIN• 28 DAY j=' • ( )
' ~ ~ arr[aaL aear¢uertoe ,roles to W m g ~ ~ Dle¢enoee we oaetDUrE auwer[T[p ~ ~ ~ 3. OUTLET STRUCTURES SHALL BE PROVIDED WITH STEPS " STRENGTH :D WITH STEPS 1 -2 ON CENTER. STEPS SHALL BE IN +a"""'~~~
W $ ELEVATION D xar<rE oouL¢ nrE N 8 ~ ACCORDANCE WITH NCDOT STD. 840,66. 2. WAT R CA COLLARS SHALL BE CONNECTED TO 15 RCP WITH A E Rp , C
N ~ DDrroe tees e[eau r[ ~ e "x "x1 4" 0,5 ao D e e o r e ~ ro~ e L ro~ ~ p o 6.3 LF 2 2 / ANGLE ~ ~ $ ,e^ a'•s^ ,'•e" ¢u" ¢k^ e'•e" o,r r•e" ,.o w = ~ ~ 4, CONCRETE ANTI-FLOTATION BLOCK SHALL BE INTEGRALL TIGHT JOINT. Q~•,. .L BE INTEGRALLY ATTACHED TO RISER BASE TO PREVENT • : ' ~ ~ 0 ;
m te^ a'.1^ r.,o^ a'.:^ ¢k" to^ e'•+^ ,.a s'a" r•tt" ,,a w RISER/BLOCK SEPERATION, OR PRECAST AS THE EXTENDEC >M^ a•,^ ~'•a^ s^ to^ e'•o^ t.e a'•e" n'-a^ ¢.0 0.5' THE CONCRETE ANTI-FLOTATION BLOCK IS CAST SEPERATE A F THE MANHOLE DURING FABRICATION. IF 3~ COLLAR SHALL BE SPACED ALONG BARREL AT 20.67 O.C. " I R P 00 i THE EXTENDED B SE 0 15 DIA. 15 D A. C ; Q ;
aa" e'•o" ¢'•e• 1'-1^ ~u" +tk" ¢.a ~'.a" ,a'•e^ s., ELEV. 290,00 ae^ e'•e^ ¢'•e^ e'•e" +1e^ nk",r•o" a.+ e'•o" te'•a" a,e (TOP OF RISER) 0 5' SHALL BE RESPONSIBLE FOR ANCHORING THE ANTI-FLOTAT CAST SEPERATE FROM THE MANHOLE ASSEMBLY THE CONTRACTOR 0-RING RCP = ~ L II ' 'HE ANTI-FLOTATION BLOCK TO THE MANHOLE RISER ASSEMBLY. ~
as• e'•¢" a'•,^ e'•~" eu" „k"t¢'-e" +.e a'•to" »'•e" e.o 4• ANTI-SEEP COLLARS SHALL BE PLACED A MINIMUM OF 2 ~ 22630 FROM PIPE JOINTS, ~ ~ , ' ~ 1
b° e'•e^ a'•e• r•¢^ e1e" n ^ u'•e" e.o e'•e" ¢P-o^ e.o EET 1 aF 9 •e!! eeeEr a 838 of #4 REBAR OUTLET STRUCTURE MATERIAL SPECIFICI FI ATI N . ~ .,c I NE,.
838.01 #4 REBAR p I SPEC C 0 S' ~i • , P
1, ALL POURED CONCRETE SHALL BE MINIMUM 3000 S I ~IUM 3000 PSI (28 DAY) UNLESS OTHERWISE NOTED.
' 2, GEOTEXTILE FABRIC FOR THE t5 INCH OUTLET BARREL 0.73 POLYPROPYLENE NON-WOVEN NEEDLE PUNCHED OR APPRf OUTLET BARREL JOINTS SHALL BE AMOCO STYLE 4553 1D
p• a ICHED OR APPROVED EQUAL (NON-WOVEN FABRIC)
BERM SOIL AND COMPACTION SPECIFICI J P IFI ATI N '
NCDOT STD. 1, ALL FILL SOILS FOR BERM SECTION SHALL BE CLEAN, REVISIONS TALL BE CLEAN, IMPERMEABLE MATERIAL AND COMPACTED TO AT
836.01 HEADWALL , , ELEVATION VIEW LEAST 95X STANDARD PROCTOR MAXIMUM DRY DENSITY, I DRY DENSITY, AT OPTIMUM MOISTURE CONTENT. NO BLASTED
CDOT CLASS B RIP-RAP MATERIALS SHALL BE USED IN THE EMBANKMENT CONSTRI 15" RC 28'Lx14'Wx1B"THICK 6,3 LF 2"x2"x1 4" ANGLE 4' DIAMETER SHRINK/SWELL OR DISPERSIVE CHARACTERISTICS. ON-SIl JKMENT CONSTRUCTION, SOILS SHALL NOT EXHIBIT SIGNIFICANT tIST1CS. ON-SITE GEOTECHNICAL ENGINEER SHALL APPROVE THE CONCRETE ANTI-SEEP COLLAR
/ SOILS FOR PLACEMENT WITHIN THE BERM SECTION. THE MANHOLE RISER METHODS TO BE USED FOR PLACEMENT OF FILL. IF ADC SECTION. THE GEOTECHNICAL ENGINEER SHALL ALSO SPECIFY THE N•T.S•
A A (BUILDINGS, ETC.), THE GEOTECHNICAL ENGINEER SHALL S )F FILL, IF ADDITIONAL USES PLANNED UPON THE BERM SECTION GINEER SHALL SPECIFY 501LS SUITABLE FOR THAT ADDITIONAL USE.
, i _ ~
2. IN ALL FlLL AREAS OF THE BERM, A SOILS COMPACTIC FEET PER VERTICAL FOOT OF FILL. 101LS COMPACTION TEST SHALL BE CONDUCTED EACH 2500 SQUARE ~ 44
~ ~ ~ t i 45
3, A KEY TRENCH IS TO BE PROVIDED IN ALL FILL AREA. INIM M F FlVE FE VARIABLE W TH CITY ~ ALL FILL AREAS. TRENCH TO EXTEND A M U 0 ET ~ ~ ~
BELOW EXISTING GRADE. SOILS AND COMPACTION FOR KE: F. 'ACTION FOR KEY TRENCH SHALL MEET ALL REQUIREMENT OF #1 . DURHAM ORM DRAINAG (y I ~ EASEMENT FOLLOWING LOT LI / r.-.
10' (TYP.) ABOVE. . ° ~ i ~ ~ i
4. NO TREES OF ANY TYPE MAY BE LOCATED ON THE BE 1TED ON THE BERM SECTION. I i 1 ~
5. fiLL PLACEMENT SHALL NOT EXCEED A MAXIMUM 8" L v MAXIMUM 8" LIFT. EACH LIFT SHALL BE CONTINUOUS FOR THE ~
NCDOT STD. 28' ~4 REBAR WELDED ENTIRE LENGTH OF EMBANKMENT. BEFORE PLACEMENT 0 E PLACEMENT OF FILL FOR THE BERM SECTION, ALL UNSUITABLE i ;
838.01 HEADWALL TYP. SEE NOTES MATERIAL SHALL BE REMOVED AND THE SURFACE PROPEF ( ) ( ) P,~AN SURFACE PROPERLY PREPARED FOR FILL PLACEMENT. \ ~
~ 20 CITY OF DURH STORM g
STAT M NT F P N I I ITY• 4.1' DIA, REBAR RING ALL REQUIRED MAINTENANCE AND INSPECTIONS OF THIS F, TY' DRAINAGE EASEME i IONS OF THIS FACILITY SHALL BE THE RESPONSIBILITY OF THE ~
15" RCP ELLERBEE CREEK PRESERVE HOMEOWNER'S ASSOCIATION, I i ASSOCIATION, PER THE EXECUTED OPERATION AND MAINTENANCE 1
AGREEMENT FOR THIS FACILITY, I
_ _ I ~ I=1 I 18" LAYER OF 3.15 f~ , I ~
CLASS 'B' RIP-RAP 6.3' DIA. REBAR RING ~ - - - - - n t~„ INBTAIA N.L /TEPa PROIMlD[ea fR011 IN¢IDE FADE Of ITMIaIURE 'MLL. - - FILTER BLANKET PLAN VIEW 5~ ~ ENAINEEA IITXNDETA~t~ 1HE~Iq~EDIe°NrEre uwm I~'416uRECEFIVED EI ~ I ~ `g Of E7AUCIURE 'MLL. M I WIEIIULB FRpI TNO/E elOElll WY ALSO IAEO PADNEDED 711E OON7AACT011 IIAI T~[8NE0 I
' NOTES: ~s AND 141E RECEIVED NAIITEN APIROVAL FAOM THE E4g3NEEA ROR TIIF UEE OF EUIRI E I - - ~ I !
g ~ x~ ~ SECTION A A R ART 4 R AR ~ ~ ~ I__ ~ I ,
~ FILTER BLANKET i. ALL EB 0 BE ~ EB :M ~ I- ~ ~W ~ I =
A FILTER BLANKET IS TO BE INSTALLED (SEE NOTE) 2. ALL REBAR AND ANGLES TO BE GALVANIZED WITH A BITUMINOUS COATING, p~~,~ = a " ~WR ~ G I I " ~ 'N ~ .I
e`DO ~ BETWEEN THE RIPRAP AND SOIL FOUNDATION. 1 I ~ I
THE FILTER BLANKET WILL CONSIST OF A 3. THE HOT-DIPPED, GALVANIZED 2"x2"x1/4" ANGLES SHALL BE WELDED TO THE REBAR TRASH rr , I ~ pLAN BIDE I
MINIMUM 4" THICK LAYER OF STONE (NCDOT RACK. ONCE WELDED, THE ENTIRE ASSEMBLY SHALL BE PLACED ONTO THE MANHOLE RISER WITH ~ X57) UNDERLAIN WITH MIRAFI FILTER WEAVE 700 ANGLES SITTING DIRECTLY ON TOP OF THE RISER, PuN ELEVATION DE ELEYATION ~ I 1TION ~ ~ I
OR APPROVED EQUIVALENT 4, HATCH TO ALIGN WITH RISER STEPS AND RISING STEM OF PLUG VALVE, ate,, r
m ~i I
5, HATCH TO BE CHAINED AND LOCKED. KEY TO BE HELD IN POSSESSION OF PARTY RESPONSIBLE G ~ In r~o^ _I ~ I~ Ir t4k' _I / CABT IKON CART IAON ~ ~ ~ \
FOR MAINTENANCE OF WETLAND. ~ EL.EYATION ELEVATION ~ ~ RETAINING WALL
V I I SIPAT R TRA H RA K I ~ " OUTLET BARREL ELOC TY D S 0 DETA L , (DESIGNED BY OTHERS) ~ I NEAR oR \ I
N.T.S. N.T.S. :1, ak" , I VARI LE WIDTH ITY OF
e ~ ~ I DURH STORM DRAINAGE ~ ~ i NT F ING. STR I ~
m X14 REBAR TRASH RACK (ABOVE) ~ J a 3 ~ I BUFFER
p " 31~L BIDE ANCHOR TRASH RACK TO MANHOLE WALL WITH FOUR EQUALLY SPACED ~ ~ k• eLEVATION JM \ I I I
HOT-DIPPED GALVANIZED STEEL CLAMPS. EACH CLAMP ATTACHED TO MANHOLE ~ ~rPOe"a N " PLAN ELE ANION ~ I ~ I _
TRASH RACK RISER BY 3-1/4 CONCRETE ANCHOR BOLTS EACH CLAMP TO BE COATED a REINFdIC71q ET~t ~ f ~ i I I
g SEE DETAIL W/ A BITUMINOUS COATING, ELEVATION N ( ) Rmc: ICR r ~ ~ ~ I I . 7E• N xm UN INR 00 ~ I TY F _ I
E T uN~ ARr EEAE Ee ¦ur 10? i I j I M H BEOTION A-A - 84p,~ I i EAS RE FROM T P
o` RA K 840.86 SECTION A-A TRASH C c (SEE DETAIL) I I OF BANK \ I '
ELEV. = 446,50 _ \ I I I BUIL , 20NE I I I I ~
(TOP OF RISER) \ I I i - 4' DIA. PRECAST RI ER I I
d Tpp \ I I pF \ I I CREST LEV, = 446.50
3 9 I - 43.00 \ FRM \ I ~
5" TYP. ~ ( ) 4q~ \ I 30' WI , EMER ENCY SPI AY
~ 4' I M R \ 2g I I ELEV• ` 447.5 (10 \ I ~ I I \ W/p I 1
S MANHOLE RISER 0 \ EMI I LINE IRE EM LLWAy i +V . I
(PRE-CAST SECTIONS) 5" (TYP ~ ~ , \ ~ ~ AND DOWN STR M BERM TH I V W TH CITY 0 ~ \ I SYN ETIC INDU TRIES "P AT" ABLE D ~ ` I APP INST TION I T
AM - 6 ~ MANHOLE RISER HAM 5T E r \ ~ ,
M (PRE-CAST SECTIONS) EASEMENT - LLOWING SIfREAM BE PERFORMED ITH A • i
BARREL INV. IN = 443.00 BUFFER MAN~IFACTURER' REPRE ENTATIV~ I 4 ON-151TE• , 0 \ _
in . n I DATE: 10-12 2004
o M o v 6 LF - 5" 0-RING RCP ~ ~ i o•5ox SCALE: SEE SHEET
~ 4 LF - 1.5" DIA PVC 0~ I .I 6 ~ ,
15" DIA, RCP 1,5" DIA, PVC ~ ~ ~ ~ NCDOT D• 0838.01 i I JOB N0. 1061-02.30
i~ ~ ENDWALL EE DETAIL) ~ I
I I N BY: LP DRAW D
MM 1\Il/ •eM n,a nnn ~ ` ~ ~ I ~ urnnT r1 e c 'a' a D-RLP
p rv%l Illy. _ I~ UIN. RUr V ELEV. = 443.00 28'Lxl4'Wxl!8'THICK° I
CHECKED BY: WTO
d C O d d Q ~ i I I
d
N 4 Q' a o AIL
%D 6' d Q ° M 0.1 SHEET II
CIRCULAR CONCRETE CIRCULAR CONCRETE a d
ANTI-FLOTATION BLOCK "SIDE VIEW" ANTI-FLOTATION BLOCK GRAPHIC SCALE PD~l
"FRONT VIEW" m 0 20 0 10 20 40 WETLAND BASIN - GRADING PLAN
DRY POND OUTLET STRUCTURE DETAIL DRY POND OUTLET STRUCTURE DETAIL 1 °=20' OF 15
o N.T.S. N.T.S. 1 inch = 20 ft. FINAL DRAWING - NOT RELEASED FOR CONSTRUCTION

These drawings aro instruments of service and ae such remain
the property of the engineer, No copies or reproductions of
these drawings are permitted ~ without consent of the engineer•
~ Upon completion of the work all dr wings(except the contract
ZONE 1 -WETLAND EMERGENT HERBACEOUS SPECIES (3-12 INCHES OF WATER) coples~ are to be returned to
~ the engineer.
\ ~ • • • • • • Copyright ZONE 2 -WETLAND SHALLOW LAND SPECIES
\ , /
/ ZONE 3 -FLOATING SPECIES FOR DEEP POOLS AND FOREBAYS
/ _
- ~ ~ ~ r~
. ~ \ ~
/ ~
/ ~
~ ~ ~ _ i ~ ~ ~ ~ ~ i
vane tewart
& ASSC~IATES, INC. ~ ~
I CONSULTING ENGINEERS
Civil SanRory • Environmental
Planning • Design • Survey
~ ~ ~
3115 University Drive Durham, N.C. 21707
~ ~ ~ ~ / [phone]
fax [phone] e-mail: info0dkso-tsi•com
I ~ ~ www,dksa-tsi•com
I
\ I \ / II I
~ v i
I SEAL
I
~ \ I ++puui,q,~ STORMWATER WETLAND PLANT LIST
oARO
I DESCRIPTION Q 0 ~g
I ~ ~ 80-100 ~'OF . 9 , I s ZONE 1 PICKEREL WEED (PONDTEDERIA CORDATA) ~ ~ ~ DUCK POTATO (SAGITTARI LATIOLIA) 100-120 ; 4
I / I eo-1oo - - AL BULRUSH 22630 - ~
~ BLUE FLAG IRIS IRIS VIRGINIANA 50 60 ( ) ~ ~ 3 I ~ : V
' ~ I~__-__ LIZARDS TAIL (SAURURUS CERMUS) 120-140 ~ ~ ,FN ~ . ~ I NE . .
ZONE 2 CARDINAL FLOWER LOBELIA CARDINALIS 40 50 4qM 0'Q
I I MARSH MALLOW (HIBISCUS SP.) 50-80
INKBERRY (ILEX GLABRA} 40-50 ~0' I SWEET PEPPERBUSH (CLETHRA ALNIFOLIA) 3D-40
~ i i ~ ~ VIRGININA SWEETSPIRE ITEA VIRGINICA 60-80 ( )
I ~...,..-..T.... ZONE 3 AMERICAN LOTUS (NELUMBO LUTEA) 10-20 REVISIONS
I ~ WATER LILY NYMPHAEA ODORATA) 20-30 '
~ I I ~ ~ I ( glg COW LILY (NUPHUR LUTEUM) 20-30
I I
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NOTE:
STORMWATER WETLANDS ARE DESIGNED TO RETAIN AND IMPROVE THE QUALITY OF
~ ~ ~ STORMWATER RUNOFF. TO FULFILL THE WATER RETENTION FUNCTION, THE TEMPTATION IS TO DESIGN STORMWATER WETLANDS WITH EXCESSIVE STORAGE AREAS WITH DEEP z
WAT R PR NTING THE ESTABLISHMENT OF EMERGENT HERBACEOUS SPECIES WHICH f E ~ ~ J
~ ~ ~ I CAN BEST SLOW AND TREAT STORMWATER RUNOFF. MANY EMERGENT SPECIES WILL
~ ~ ~ ~ I i g PERFORM WELL IN 3-6 INCHES OF WATER, TO ENCOURAGE COLONIZATION BY NATIVE I I ANNUAL AND PERENNIAL WETLAND SPECIES, A SMALL QUANTITY OS SOIL (SEED BANK)
f CAN BE COLLECTED FROM NEARBY NATURAL WETLANDS AND DISTRIBUTED OVER THE W 4
g ~ ~ E ~ ~ \ ~ j CONSTRUCTED WETLAND. CATTALS (TYPHA SP,) CAN BE INTRODUCED WITH SEED BANKS OR NATURAL MEANS AND CAN QUICKLY CHOKE OUT THE OTHER VEGETATION IN
r ~ THE WETLAND, CATTAILS CAN BE CONTROLLED IN THE EARLY PHASES OF x
I RITE COLONIZATION BY WIPING WITH AQUATIC FORMULATIONS OF THE SYSTEM C HE B C D GLYPHOSATE. TO MAINTAIN A STORMWATER WETLAND IN A DENSE, HERBACEOUS,
~ ~ ~ ~ ~ ~ ~8 VEGETATIVE STATE, AVOID PLANTING, OR CONTROL LARGE SHRUBS OR TREES THAT
' I COULD SHADE OUT HERBACEOUS SPECIES. DATE: 10-12-2004
~ SCALE: 1" = 10'
~ ....._._..~.~.~I 1 JOB N0. 1061-02.30
I l
I i ~ DRAWN BY: DLP
i r
CHECKED BY: WTO
R s V ~ - - I
SHEET GRAPHIC SCALE
10 o s 10 so
4 s o P'n PD~ I 1 inch = 10 ft.
i OF 15
0 FINAL DRAPING - NOT RELEASED FOR CONSTRUCTION

These drawings are instruments
of service and os such remain the property of the engineer,
EX. LOT TABLE Na copies or reproductions of ~ these drawings are permitted
,i ~ 1 ~ i / / 17 ~ ~ ~ without consent of the engineer. LOT OWNER DEED BOOK PLAT BOOK TAX MAP PIN U~on completion of the work
- ~ ~ _ - ~ , - e~ ~ ~ I ~ I ~ - - ~ ~ w~~- ~ / / ~ I ~ ~ i ~ G a~ ~ l 9 LISA SHPRITZ 2671 891 6A 83 755-01-022 0813-03-31-4747 all drawings(except the contract
~ ~ ~ c5° H ORY ~ 2 ~ h 25" H ORV / \ 11 RANDALL BRADY 1804/756 6 83 755-01-020 0813-03-31-4810 copies) .are to be returned to 13 EXCELNAMICS, INC. 2313/703 6/83 755-O1-006 0813-03-31-2865 tha engineer.
~ ~ ~ "5 ~gI ,P~'~S / 1 „MAP ~ / / 1 x' , - 8 LE / ~ / ~ ~ ~ -22 p ~ ~ / \ 17 RAY TILLY 1374/386 108/103 755-01-079 0813-03-32-0155 Copyright © 2003
i 486 ~ ~ ~ P ~5,0~ ~ ~ / / ~ ~ - - - - ~ ~ 18 BRIAN GOOCH 2255/298 6/83 755 01 005 0813 03 31-2934 ~ , 21 SOUTHERN REPAIR SERVICE 1207/787 755_01_004 0813_03_32_2065
~ ~ y ~ ~ F ~ - ~ ~ / / ~ - ' ~Q~ ~ ~ ~ , ~ 486 ~,a~ 1, S~~ % ~ ~ I 1207 787 755 01 003 0813 03 32 2130 1 23 SOUTHERN REPAIR SERV CE /
~ ~ 39 TALLY HO FARMS, INC. 2979/610 755-01-021 0813-03-31-2645 \ / 41 RANDALL BRADY 2037/240 6/83 755-01-019 0813-03-31-2609
~ - , ' ~ / i \ 2" SWEET GU ~ ~ i ~ ~ 43 RANDALL BRADY 2037 240 6 83 755-01-019 0813-03-31-2609 / ` / /
_ __4___~~ FRAME \ - _ _ - . ' ~ l ~ GARAGE ~ ~ \ 44 EXCELNAMICS, INC. 2313/703 6/83 755-01-006 0813-03-31-2865 ~ 46 BRIAN GOOCH 2255/298 6/83 755-01-005 0813-03-31-2934
- ~ , a84 ~11` BU LDING \ I ~ ~ / \ 50 SOUTHERN REPAIR SERVICE 6 83 755-01-007 0813-03-32-1001 / ~
~ \ 51 JACK LVELY 2285/853 6/83 755-01-0078 0813-03-31-0922 / 2~ o \ 53 JACK LIVELY 1321/624 6/83 755-01-007A 0813-03-21-9997
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These drawings are instruments
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- - ~ ~ 1~-~~ j i ~l ~ ' ~ ii ~ ~ i / ~ 17 ~ ~ ~ ~ ~ i E~' ~ ~I EX. LOT TABLE the property of the engineer, ~ No copies or reproductions of these drawings are permitted
i v ~ ~ r ~ l ( I i~ \ ,a i ~ ~ ~ I LOT OWNER D ED BOOK PLAT BOOK TAX MAP PIN without consent of the engineer. 9 LISA SHPRITZ 2671 891 6A 83 755-01-022 0813-03-31-4747 Upon completion of the work
~ ORY / \ 11 RANDALL BRADY all drawings except the contract 1804/758 6 83 755-01-020 0813-03-31-4810 copies) are to be returned to
e~ ~ ~ ~ I ~ / ~ ~ / ~ ~ 0~ ~ 2 ~ 18' MAPLE I / \ i / \ 13 EXCELNAMICS, INC. 2313/703 6/83 755-01-006 0813-03-31-2865 the engineer. 17 RAY TILLY 1374/386 108/103 755-01-079 0813-03-32-0155
_ - _ / ~ - I A86 ~ ~ ~ ,00 ~ ~ / I ~ ~ i ~ ` 18 BRIAN GOOCH 2255 298 - - _ _ Cop ri ht c 2003 / 6/83 755 01 005 0813-03 31 2934 y g ~
~ i ~ - 466 G~ ~ ~ I ~ 1 21 SOUTHERN REPAIR SERVICE 1207/787 755-Ot-004 0813-03-32-2065 ~ ~ 23 SOUTHERN REPAIR SERVICE 1207/787 755-01-003 0813-03-32-2130
y'"~~ ~ - i . - ~ i ~ 39 TALLY HO FARMS, INC. 2979/610 755-01-021 0813-03-31-2645
~ ~ / ~ ~ \ 2" SWEET GU I ~ ~~1~ ~ ~ i ~ 41 RANDALL BRADY 2037/240 6 83 755-01-019 081 - - - ` / 3 03 31 2609 1 1 43 RANOALL BRADY _ ~ ~ 2037/240 6/83 755-01 019 0813-03-31-2609
- - 4---~ ~ ~ ( FRAME \ I I _ , r ~ - a "i BU LDING ~ ~ 1 \ GARA~ E f I ~ 44 EXCELNAMICS, INC. 2313/703 6/83 755-01-006 0813-03-31-2865
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~ ~ / ~ \ l <v~ ~ ' ~ ' 46~- - _0-- / I ~ / 2~ ~ 51 JACK LIVELY 2285/853 6/83 755-01-0078 0813-03-31-0922 ~
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