SW8040346_APPROVED PLANS_20061120

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW8 0403'410
DOC TYPE
❑ CURRENT PERMIT
&I APPROVED PLANS
❑ HISTORICAL FILE
❑ COMPLIANCE EVALUATION INSPECTION
DOC DATE
'Loo�g \\2o
YYYYMMDD

- WASTEWATER TREATMENT PLANT IMPROVEMENTS
TOWN OF SWANSBORO
ONSLOW COUNTY, NORTH CAROLINA
OCTOBER 2003
PROJECT FINANCING
HK3H UNIT GRANT COST PROJECT No. E-SRC-T-00-0105
NORTH CAROLINA RURAL ECONOMIC DEVELOPMENT CE
NORTH CAROLINA. CLEAN WATER MANAGEMENT TRUST
PHASE 2 - WASTEWATER
RECEIVED
MAR 3 0 2004
BY:�_
FACILITY UPGRADE
CONTRACT 1 -GENERAL CONSTRUCTION
----------=
CONTRACT 2 - SPRAY IRRIGATION FACILITY
CONTRACT 3 - RECLAIMED WATER MAIN EXTENSION
CONTRACT 4 - ELECTRICAL
MAYOR:
Paul Edgerton
MANAGER:
Edward L. Faison
PUBLIC UTILITIES SUPERINTENDENT:
Don Redfearn
COMMISSIONERS:
James G. Allen
Elbert Benton
David L. Russell
Phil Keagy
GREEN ENGINEERING
WATER WASTEWATER MRVEYNQ PLANW4Q PROJECT MANAOEMENi
3W (l OOLD®OFOO HT. P.O. BOX GM MOCK Mr— 271M
..TB (2521 W7-6M PAX (2s2J Y43--74e OFFM 6QFW8841c0m
'Kkk`r8b
MAR 2 9 2004
;reen Engineering, P.LLC.
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LOCATION MAP
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/y9 ' SWANSBORO wWTP
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GREEN ENGINEERING
INEF;.. WATM WASIEWATM SURVEYM PLAW0A POJ RECTMANACBABff SPRAY IRRIGATION
N
GREEN„•�' �+ K oo(.»eeoao sr. P.PO.eox SW wisoTa Iaa � TOWN OF SWANSBORO FACILITY
RRRRT % TE - (242) =7-& 8S FAX (2= 243-740 OFFICE 0CFE$B4000M IONSLOW COUNTY
NORTH CAROLNA
NOTE.
ALL CONSTRUCTION SHALL COMPLY WITH ALL APPLICABLE
SPECIFICATIONS OF THE LOCAL GOVERNING BODY.
UTILITIES SHOWN ON PLANS ARE LOCATED
APPROXIMATELY. CONTRACTOR SHALL BE RESPONSIBLE
FOR VERIFYING THE LOCATION OF ALL EXISTING UTILITIES
AND SERVICES WHETHER SHOWN ON PLANS OR NOT.
CONTRACTOR TO BE RESPONSIBLE FOR REMOVAL AND
REPLACEMENT OF THESE FACIUDES IF DAMAGED. ,
EROSION CONTROL NOTES
SEEDING AND MULCHING TO BE APPLIED WITHIN 15 DAYS
OF ALL LAND DISTURBING ACTIVITIES NOT PREVIOUSLY
STABILIZED.
SILT FENCE TO BE INSTALLED AS SHOWN OR AS DEEMED
NECESSARY BE VISUAL OBSERVATION.
SILT FENCE —.-- --- --.-- --
ROCK CHECK DAM C)
LEGEND
N
PROPOSED ZONE VALVE
1K.
PROPOSED 1AOf1UAL ORWN
VALVE ASSEMBLY
PROPOSED 2Y IRRIGATION UNE
PROPOSED 3'A IRRIGATION UNE
PROPOSED 4'0 IRfIX.ATXNI UNE
PROPOSED 6'* IRRK;AnON UNE
PROPOSED 6'0 IR TION UNE
PROPOSED 12'0 IRRIGATION UNE
®ZONE /
PROP 75.5•R SPRINKLER
ZONE /
PROPOSED W5'R SPRINKLER
61
SOIL EIORING SITE
W
WETLWDS
w
501ATED WETLmm
—:—rr
SITE FENCE
SOIL TYPES
H.
to Ponally
Lois
to seasonally high water table
high w
ot eboro/Lynchburg: 1 ft. to 2 ft.
ts
to seasonally high water table
Norfolk/Naboco: 2 ft. to 4 ft.
to seasonally high water table
BoYm/Blanton ft.
tseasonally high water table
NOTE:
FINAL LOCATION OF ALL ZONE VALVES (TYPICAL OF 10).
MANUAL DRAIN VALVE ASSEMBLIES (TYPICAL OF 10) AND
SYSTEM ISOLATION VALVES (TYPICAL OF 10) SHALL BE
FIELD VERIFIED PRIOR TO INSTALLATION.
BUFFERS - PROPERTY LINEAR - 0 FEET
WETLANDS - 25 FEET
SA WATERS — 100 FEET
— 25' WETLAND & 100' SA WATER BUFFERS
P m m we mo
wwwwl
%aT MTE NVON R�. m
affr1WX I-1 aP 10 � "aNA

C,
a
I

':`
PROPERTY LINE"
_-
NEW CHAYAN( FTNCE ARCIRD
PROPERTY LIE PERIMETER,
V-O' OFFSET, TYP -----
5—DAY HOLDING LAGOON
CLEAR AND GRUB AREA TO PROPERTY LINE FOR
CONSTRUCTION OF NEW STRUCTURES
SLUDGE LOADING STATION
DIN OLPROPOSED DRIVE
TANK H
TANK NEW OXIDATION DITgl I
-11 .F, x 1111�iwv
� IIII�O'
�Wa N
• .. � WIYNa
P N UI
�WWWaaaWTaa� . �T' ,C�
•L
100 YEAR FLOOD ELEVATION 10.00
i SITE PLAN
9) GREEN ENGINEERINQ
WATER WASTEWATE3k SURVEYM PLANW4 , PROJECT MANAOEMENT
GREEN eoo K OOLDBBCC R6T. PA. BOX am WLSOR KC. Zmw
�FIFFFFFF�"` TT3 CM 237-SM PAX C20.21 243,-7489 OFFICE•N7�cCIM ONSLOW COUNTY
D
EXISTING 12'/ RECLAIMED
WATER FORCE MAIN TO
SPRAY FIELD INSTALLED
UNDER PREVIOUS
CONTRACT
EXISTING 12'0 SENIOR
FORCE MAIN TO EO BASIN
INSTALLED UNDER
PREVIOUS CONTRACT
CONNECT PROPOSED 12'0
RECLAIMED WATER FORCE
MAIN TO EXISTING 12'0
FORCE MAIN INSTALLED
UNDER PREVIOUS CONTRACT
APPROX SURVEY COORDINATE
N 344683.76
E 2558430.34
NEW RELAIMED WATER
METER BOX
NEW 3—WAY CONTROL
VALVE
NEW RETREATED O
WATER METER BOX
ABREMTKJN LE IEP0
NOTES
CLARIFIER EFFLUENT
DECANT
CE
I. UNDERGROUND UTILITIES SHOWN W THESE PLANS ARE APPROXIMATE THE
DUCTILE IRON PIPE
DEC
CONTRACTOR SHALL FIELD VERIFY THE SRE AND LOCATION OF EXISTING UTILITIES
DIP
WITHIN THE PROJECT AREA. LOCATION AND VEWFICATICN OF UTUTES SHALL BE
DRAIN
FIANCE JOINT
ON
INCLUDED N LUMP AIM PRICE AND NO ADDITIONAL PAYMENT WILL BE MADE THE
FL
CONTRACTOR SHALL BE RESPONSIBLE FOR REPLACEMENT OR REPAIR OF ANY
FORCE MAIN
FM
DAMAGED UTILITIES DURING CONSTRUCTION AT NO ADDITIONAL COST TO OWNER.
MANHOLE
MECHANICAL JOINT
MJ
2. THE WASTEWATER PUNT MUST STAY N OPERATION DURING ALL CONSTRUCTION
MIXED LOUOR
ML
PHASES OF PROJECT. THE CONTRACTOR SHALL COORDINATE WITH THE PLANT
PLAIN END
PE
SUPERVISOR ON ANY SHUT DOWNS OR BYPASS OF STRUCTURES NEW STRUCTURES
RETURN ACTIVATED SLUDGE
RAS
SHALL BE CONSTRUCTED AND OPERATIONAL BEFORE EXISTING STRUCTURES ARE
SCUM LINE
SL
DEMOLISHED. THE OWNER IS RESPONSIBLE FOR THE CONTMIOUS OPERATION OF THE
TREATED EFFLUENT
TE
WASTEWATER TREATMENT PLANT. N NO SITUATION SHALL THE CONTRACTOR OPERATE
WASTE ACTIVATED SLUDGE
WAS
THE PLANT OR A PORTION OF THE PLANT.
SEE CONSTRUCTION SEQUENCE. SYMBOL L E<ASN L
EXISTING PROPOSED/NEw
GUY POST AND WIRE - — - — --.F
FIRE HYDRANT 4
WATER METER ❑ a
POWER POE O 0
VALVE oa N
YARD HYDRANT
WON PIPE Dv .�
SEWER MANHOLE O •
CHAIN -LINK FENCE —
STRUCTURE —
ROADWAY RS' 311'
SIDEWALK 0
PROCESS PIPE
DRAIN PIPE ----- _----
SLUDGE PIPE
CHEMICAL PIPE
POTABLE WATER PIPE —
OVERHEAD ELECTRIC
NEW CHANLIM FTNCE MWND
PROPERTY LINE N EIFN,
PROPERTY LINE - -
I -O OFFSET, IMP
NEW 20'-0• GTE AT
"I ENTRY ROAD
EMSTING
WASTEWATER
PLANT ACCESS
ROAD
_@— J ' //CO�UC11ON SEQUENCE
EXISTING, 1 I. INSTALL EROSION CONTROL MEASURES AS SHOWN ON THE DRAWINGS. NOTIFY
BUILDING tVPILDING I - / NCDENR LAND QUALITY 30 DAYS PRIOR TO LAND DISTURBING ACTIVITIES
I LAND {( 2. RELOCATE AND INSTALL NEW SITE FENCING AS SHOWN TO PROVIDE
SECURITY DURING CONSTRUCTION.
T TBM-CORNER OF 3. BEGIN ROUGH GRADING AT NEW STRUCTURES.
••.," LIGHT PULE EL 28.18
4. BEGIN CONSTRUCTION AC TI105E STRUCTURES THAT NOT IMPACT THE CURRENT
OPERATION ER THE FACILITY, THOSE STRUCTURES INCC LUDE: NEW OXIDATION,SLUDITON,
NEW CLARIFIER, SLUDGE ULTRAVIOLET DISINFECTION, FFL DENT PUMP STATION, SLUICE
I HOLDING TANK, SLUDGE LOADING STATION, EFFLUENT FORCE MAIN, HOLDING
I � LAC", 3-WAY VALVES AND METERS D ALL SPRAY IRRIGATION FACIU FACILITIES
I 5. ALL YARD PIPING MAY BE INSTALLED WITH THE EXCEPTION IC THE CONNECTION
J X�X-J TO ROSE TREATMENT UNITS AND PIPES THAT ARE IN SERVICE.
��� 6. UPON COMPLETION OF THE NEW TREATMENT UNITS AND ACCEPTANCE BY THE
ENGINEER, THE UNITS MAY BE PUT W SERVICE IN THE FOLLOWING ORDER:
/ G) DEMOLISH HEADWORKS STRUCTURES AND INSTALL ROW PACING METER AND
/ AND DISTRIBUTION BOX No 1 AND DISTRIBUTION BOX No 2.
b) DIVERT ALL THE FLOW TO THE NEW OXIDATION DITCH AND NEW CLARIFIER. PERFORM
DEMOLITION AND RETROFITS TO EXISTING OXIDATION DITCH AND EASTNG CLµIFERS.
EXISTING CHLORINE CONTACT C) INSTALL THE NEW SLUDGE RETURN PUMP STATION AND NEW PIPING LINE 48 AND
TANK 480 REMOVE OLD RAS PUMPS AND INSTALL NEW CHEMICAL FEED SYSTEM.
—EXISTING TERTIARY FILTERS o) WHEN NEW RAS PUMPS, SLUDGE HOLDING TANK AND DIGESTER BYPASS LINE (48o)
ARE COMPLETE, THE AEROBIC DIGESTER MAY BE TAKEN OUT OF SERVICE FOR
(INSTALLED UNDER PHASE 1) REHABILITATION.
—NEW UV AND WETWELL 7. WHEN ALL STRUCTURES ARE COMPLETED AND THE SPRAY IRRIGATION SYSTEM IS
(OLD BACKWASH BASIN) FULLY OPERATICNAL, THE FLOW MAY BE DIVERTED FROM THE CHLORINE CONTACT
CHAMBER TO THE NEW UV DISINFECTION UNITS. REMOVE TEMPORARY PVC PIPING
—NEW EFFLUENT FROM FILTERS AND DEMOLISH CHLORINE CONTACT CHAMBER.
PUMP STATION 8. THE FINAL GRADING AND INSTNUTICN OF SIDEWALKS AND DRIVES SHOULD BE
COMPLETED AT THIS TIME
B. THE SITE SHOULD BE SEEDED AND MULCHED IN ACCORDANCE WITIR THE
SPECIFICATIONS.
NOTE: PRIMARY TREATMENT AND DISINFECTION SHALL BE MAINTAINED AT ALL TIMES ANY CHANGES TO THE
ABOVE SEQUENCE MUST BE APPROVED BY THE ENGINEER, ANY REQUIRED SHUT-DOWIN OF THE FACILITIES
MUST BE COORDINATED WITH THE TOWN AND THE ENGINEER 48-HOURS PRIOR TO BEGINNING WORK.
ALL ABANDONED EQUIPMENT SHALL REMAIN THE PROPERTY OF THE TOWN.
THE TOWN SHALL BE RESPONSIBLE FOR DISPOSAL OF ALL SLUDGE.
TOWN OF SWANSBORO FACILITY UPGRADES
WASTEWATER TREATMENT PLANT OVERALL PLAN
IMPROVEMENTS NORTH CAROLM
KEY
XX EXISTING UNES 0 40• 80•
H EXISTING UNE ABANDONED 1'�80•-0'
XX PROPOSED LINES
.®T o CI H 6 �^ RACK

1'-0' OFFSET
FROM
PROPERTY
LINE, TYP---I:
Y
PROPOSED 3-WAY VAL�t- \\ \
/
/
AND EFFLUENT METER PIT
2+50 -
j
SILT FENCE, SEE \ \\
27- 2100 m4`
26.3P ?
/
STD DETAILS, TYP
\
16' WDE PAVED ROAD SECTION \
\\
)
WITH CURB AND GUTTER, SEE
STD DETAIL SHEET O6 pF 8, \
\
DISSIPATOR, FLOW SPREADER
AND NATURAL R"
" 7Y,�
p
FES No I (DETAIL SHEET D8 OF -
INV 19.00 \-
m
99
CARRY TO DAYLIGHT
\
CB No 2
TOP 24.07
-
n-150
--
INV 2050 .m
-�;
p
S7 +-
EXISTINGAO..
l
!1! 1 w
9
rc 24W
I EXISTING OXIDATION m ❑ I III /
DITCH
/ / b
--------� ' i II �� _`- r . EXISTING i
CONTROL BLDG
NEW
EXIST DI No 1 DISTRIBUTION
TOP 2975 BOX No 2jLLLLLjE
INV 21 85 EXISTING
p
LPr 6'-0" HIGH CHAINUNK
I 1 NEW � I - 1 FENCE WITH BARBED
2 # DISTR_IBUTIO_N 11
LP I ' WRE. SEE STD DETAILS
-30 "BOX No 1 �
/ TBM - CORNER OF
31 33 - - - ` �_ ''�. \i - LIGHT POLE El 28.18
I r
PROPOSED SLU EXIST\ - EXIST - '� CONNECT NEW FENCING
PUMPING STATION / - _ To30 Exlsnrlc aT J
/ CLARIFIER CLARIFIER
PROPOSED / LOCATION SHOWN _ CLARIFIER-
I
EXIST MANHOLE "o _ _______ -- - ,, __ _'
TOP 33.85 - - /
7 INV 26.41 __ ______ --- 5/
EXISTING SLUDGE i i 34 -__ - __________ LP _-__-______
)POSED SWALE DRYING BEDS r I 25 2> 28 -SILT FENCE, SEE
CB No t
TOP 22.75
INV 19.50
CEIVE
JUL 2 8 2004
RHADE 00.40R I / _______________-i__ / - __- STD OETAILS_TYP
$ETAIL SHEET i I I i ___ _. _ __ _ __ - _ 23 26------___ __ /+ NOTES PROD # -
�F 8) EX TING i --____--_-__ _ _ 24 ____ - - 1 UNDERGROUND UTILITIES SHOWN IN THESE PLANS ARE APPROXIMATE THE CONTRACTOR
2
WORK OP AND I I �_ -22-- i/ SHALL FIELD VERIFY THE SZE AND LOCATION OF EXISTING UTILITIES WITHIN THE PROJECT
Y \ SLUD PRESS l j I i i - -__--- ___-� - -- - _ -__ / AREA. LOCATION AND VERIFICATION OF MALES SHALL TR INCLUDED IN LUMP SUM PRICE
AND , L ADDITIONAL AN PAYMENT WILL BE MADE THE CONTRACTOR SHALL BE RESPONSIBLE
C / I /' / 2 _-' _ �Y0 FOR REPLACEMENT OR REPAIR OF ANY DAMAGED UTILITIES DURING CONSTRUCTION AT NO
/.'ri i r/i �' - ,_- _ ADDITIONAL COST TO OWNER
---------- ---_ ------ -_-------- k 2. CONTRACTOR SHALL CLEAR AND GRUB SHE OF ALL DENSE BRUSH AND TREES BACK TO
------- - / PROPERTY LINE. ALL AREAS INSIDE OF PROPERTY LINE SHALL BE GRADED AND SEEDED
ACCORDING TO SEEDING SCHEDULE.
EXIS 12"0 CMP /'� ' II,_ _ SYMBOL LEGEND
INV
\ INV 6.7? _ ---� i r r I i i _
i EXIpTIP{G,{I-f PROPOSED DRAINAGE SCHEDULE
TE TIA2 ALS \` I I I EXISTING PROPOSED,
I gNUNG I
EXISTING I I
I\ BUILDING /
L
6'-O'\HIGH \I II /
CHAINUNK FEND 1I
WTH BARBED WREN
SEE STU OIETAISI I
\I 1 I\
I
EXISTING
AEROBIC
DIGESTER
PROPOSED SLUDGE
HOLDING TANK AND
SLUDGE LOADING
STATION
DROP INLET
TOP 30.08
INV 27.00
\ SEE DRAWING C4
FENCE, SEE _
DETAILS, rw ` PROPOSED DRIVE
4+50 - \ 4+00 ' 3F50 3+00
+
9.90 / 29.19 - � - iL - 2e33 (20' B/C TO B/C) 27.57
� /
-29
29
-
x ,
i' '
-31-- - _______- _'
----------
J PROPOSED /
OXIDATION DITCH
FPROPOSED MANHOLE
TOP 3017
INV IN 27 25
INV OUT 27.00 1
CB No 5
TOP 300
INV 27.52
-12'0 RCP
-CB No 4
TOP 30 00
INV 27.57
I � /
N
SILT FENCE, SEE
STD DETAILS, TYP
-EXIST PAVEMENT - ..
EL 3091
O
REMOVE AND REPLACE
PAVEMENT AS SHOWN gaol
35 4 fE 1L
CWPLEDl
IVNDER PHA�E 1) I �I
f 1 /lI �i __ �_�x l 1 I I I I 1 /S
/70 -_____ I I I I I i 11 11 \
�20-� + I I I 1 1 / / I I I
INV 20:45 �> - - LP
-'_____-- + I I I I I I I \%
1III ii----' DSSPATOR; fCOW'SPREAOER-__ 11 1 1 I I II I�I
EXISTING /ClI D' ry / AN HA RAL AREA
I 1 c
STORAGE I ii1l Ii I1 �-(DETMCSHEET-D8-OF By--- _ I li J I ICY
CB No 1
TOP 22.75
INV 19.50
CB No 2
TOP 24.07
INV 20.50
CB No 4
TOP 30.00
INV 27.57
CO No 5
TOP 30.00
INV 27.52
FES No 2
INV 27.50
DI No 1
TOP 3008
INV 2700
MH No I
TOP 3017
INV IN 27 25
INV OUT 27.00
BLDG 1 11j. 1 \\ `' .` `
Ii11 v �X - :`Ia E LL[f�E�lT PIPE SCHEDULE
/I. 111 `\\I\I .\I \\\ -� ' 1 1 1 1 I yPUTM�(Rq,� 1 I
-
�� _____ +\� I I I Y-9 I \ II If
II
\ THERE ARE NO EXISTING "ND�ON $I \�\`'o �;\;\`\\\\ I ROCK CHECK DAM. \+ e I I 11 I-1 i ==
```� `�\ \��\ i SEESIU DETAILSI + I II II 1 I I `
RE�FERiJLT-SHEET-CS'OF 6 FOR EROSION CONTROL NOTES \ \ \ \ \ \\ �j{jADI� NG,PLAN ___-__
160 YEAR FLOOD ELEVATION = 1A:00 MSL
SL /
4495 IIUY f�rnn•AA = GREEN ENGINEERING TOWN OF SWANSBORO
WATER WASTEWATER SURVEYING, PL.ANNINa PROJECT MANAGEMENT
g5 --•••. N',�;.� WASTEWATER TREATMENT PLANT
••••••• 309 N OOLD9BOFi0 8T. P.O. BOX B08 tA�80N, NC. 27593
° IcREEo X4' TEL[phone] FAX (252)24a-7410 oIIFICE®cMISNIIE3+aCOM ONSLOW COUNTY IMPROVEMENTS
NE T
SIZE
ATEAI
FROM
To
REMAINS
29
9"¢
01
uH 1777
Mu 1624
DECANT ED S.BNAIE
30
8'.
DI
MH 1524
RAS PUMP 5iA➢ON
DECART ED SUBNATE
31
6 m
DI
EX OXIDATION DITCH
YN 11824
BASIN DRAIN
32
e 0
DI
Ex OXIDATION DITCH
DROP INLET 111556
SUB DRAIN
33
12 ¢
RCP
DROP IN1ET 1656
DROP INLEL llb55
STORM DRAIN
34
WO
RCP
DROP IMET 1655
MIT 11654
STORM DRAIN
35
12'm
RCP
MIT 11654
_MR [1653__
PROSED M,WHo
OP
UNE M
PROPOSD MANHO,E
STORM DRAIN REROUTE
55
56
64
8•e
8 0
6 0
DI
DI
DI
51 ODGE 04ERfEOw DECANT
SUIUGE LOADING DRNN
OADATION DITCH ONNN
MAN OR DECANT
MAN
ROTOR BOX DRAIN
65
8.0
DI
RROPDSED MANHO.E
EXISTING
SLUDGE DRAIN TO RA5
FACILITY UPGRADES
GRADING PLAN
NORTH CAROLINA
GUY POST AND WIRE
- - -I
- - -,
FIRE HYDRANT
Q
;
WATER METER
❑
■
POWER POLE
0
/
VALVE
Da
N
YARD HYDRANT
-1�
{
IRON PIPE
0
■NP
SEWER MANHOLE
0
CHAIN -LINK FENCE
-X-X-
-X-x x
STRUCTURE
ROADWAY
0
SIDEWALK
O
OVERHEAD ELECTRIC
- - -
- - -
PROPERTY LINE
- - -
-
SWALE DRAINAGE
AREA DELINEATION
0 20'
40'
1"=4O'-0"
Bf
DATE IX.TOBBI SOOO
SCALEI
PROJECT Na. E7-4722
PIDT W.T[: PMD
■ff w C
//••��4cfF C IMP NOD ASV
6 Il/'IM

I
m

\ PROPERTY LANE �� .off EROSION CONTROL NOTES
\ ��
\ PROPOSED D W HIGH CSTD DETAIL,
FENCE
PROP' OFFSET FROM \ WITH BARBED WIRE, SEE STD DETAIL, TYP I \ X�� K-�X \\ \ 1 j,aa2t�� u3o2[ 1. SEEDING AND MULCHING TO BE APPLIED WITHIN 15
PROPERTY UNE, TYP \ Ir `� yI�><� x� / \ namal---'�w H�mat �'— WORKING DAYS OR 30 CALENDAR DAYS,
WHICHEVER IS SHORTER, OF ALL LAND DISTURBING
ACTIBITIESROCK CHECK DAM, STANDARD NOT PREVIOUSLY STABILIZED. SEE
STANDARD DETAILS FOR SEEDING SCHEDULE.
�x / SEE STO DETAIL
III namat�—
'I namat 3 31 -__I 2 SILT FENCE TO BE INSTALLED AS SHOWN ON
-29- PLANS OR AS DEEMED NECESSARY BY VISUAL
'x namzt w�mzt 3 8 - - - OBSERVATIONS.
-�J �3 �^:
naa2` wJaZi I I - -_ `\ SILT FENCE
37 , / � \ � � � ROCK CHECK OAM O
ay x TDP,OF�N 37:50
I 37 �� �! �-_`____ _3,r 3 3 \wa I \ �� INLET PROTECTOR
3t 37 3 3 1
_ 2 �
4
--T RECEIVED
N I
I \
PROPOSED SUBDRAIN COLLECTION SUBDRAIN COLLECTION DITCH AT IJUL 2 8 201)<F
32 / DITCH, SEE DETAIL 1/C6 \ 113 POINTS, SEE DETAIL 1/C6 //i j^ N ` �\
p //o
PROJ #
I PROPOSED 5-DAY HOLDING LAGOON I LAGOON INFLUENT AND
r I / LAGOON SHALL BE UNED WITH 60 EFFLUENT STRUCTURE, SEE I \\�( �26/a \
--1 / MIL HOPE UNER, SEE DETAIL 1/C6 I DETAIL SHEET C6
I I 1 I 7 I \\\ /
12"0 FM PLANT INFLUENT FROM /
COLLECTION SYSTEM (INSTALLED
UNDER PREVIOUS CONTRACT) /
SILT FENCE, SEE I I 12"0 DIP PLANT EFFLUENT TO
I $ / \ `� I �� l I I iy \ SPRAY FIELD INSTALLED
STO DETAIL, TYP Ix m I \ t \ \ I i \ o °'� UNDER PREVIOUS CONTRACT)
_I I 7 [ W ^ \ 1 SILT FENCE, SEE
STD DETAIL, TYP I
7
j' CLEAN, OUT WITH 2'
THICK CCNCAEIE.PAQ AT
ROUTE
/
DISCHARGE FROM 3� \\ // I \� I .Z9'� m NOTES
PROPOSED i I INTOSUBDRAIN PUMP STATION \ \ /lr I ` \ /
i I INTO 5-DAY HOLDING 1. UNDERGROUND THE CON SHOWN IN THESE PLANS ARE
STATIONN PUMP " _ _ \ \ / I \ / I ��I�� _ SIZE AND
LOCATION
THE CONTRACTOR SHALL FIELD VERIFY THE
STATION. SEE - I POND, PROVIDE APR CAP 3 �� �� _ THE
DETAIL 2/C6 W n I _ ` ; /! IIl \ O� \ / I _ \�� PROJECT AREA. LOCATIONpSTING AND VERIFICATION OFUTIES NUTLITES
STALL BE INCLUDED IN LUMP SUM PRICE AND NO
I \ / 2j� " \ �� ADDITIONAL PAYMENT WILL BE MADE. THE CONTRACTOR
'� \\\ ANY SHALL BE RES ORI NSIBLE FOR REPLACEMENT
NG ORION REPAIR OF
ADDITIONAL COST TO OWNER.
I _ ____ ________________J______________________tSTALL CLEARn.___ _= 2. CONTRACTOR EAR AND GRUB SITE OF ALL
-TBe `` _ - n,=---- i/ i DENSE BRUSH AND TREES BACK TO PROPERTY LINE. ALL
2 2 - _- �-T-- � AREAS INSIDE OF PROPERTY LINE
ALL BE GRADED AND
I 31
SEEDED ACCORDING TO SEEDING SCHEDULE.
33 34 7
.4YAIB(I. LECiEHID
I F36 37 \L EMSTING PROPOSED/NEW
I \ -- PROPOSED 12'0 DIP
TOP OF BERM 3750 LAGOON EFFLUENT
\ x I WY POST AND WIRE
`\ �^ FIRE HYDRANT
36 37 OPOSED 12"0 DIP ,2m WATER METER ❑ ■
Ix
LAGOON INFLUENT POWER POE C X S 33 3 / VALVE
3-WAYPROPOSED VA oa H
/ YARD HYDRANT {
3-WAY
- AND METER/PITS IRON PIPE ov ■w
SEWER MANHOLE 0 0
PROPOSED SLUDGE I_ PROPOSEDRL�'E—+. - 1- -. / CHAIN-UNK FENCE
HOLDING TANK / STRUCTURE ROADWAY
/ -_-- / I 9- SIDEWALKaun n7n7fZ0\ / / ) - OVERHEAD ELECTRIC
e.
CAR 7q,, I PROPERTY LINE— - - —
SN". 'O/ SEE DRAWNGRADING PLAN
G C4 OF 6 FOR CONTINUATION THERE ARE NO E)JSTING WETLANDS ON SITE
0 '"?
Jq 100 YEAR FLOOD ELEVATION = 10.00 MSL 1"=40'-o" P
4495 ° E ITEV90N °ATE IOU oATr ocrol3a1 afro
�2Qba GREEN ENGINEERING scAlE ROPER „o.E97_477T
TOWN OF'SWANSBORO 5—DAY
wAT13i WAstEWATER suRverlNq PLIWMNCi PROJECT MANAGEMENT FAI WASTEWATER TREATMENT PLANT HOLDING LAGOON H°� � AM � "4"" m
303 NL OOLOSBORO 6F. P.O. BOX 808 WLBON, N.C.278M
%�foIIGREE ,.• „ ,a [phone] FAX [phone] o�, 0061 ONSLOW cour�n IMPROVEMENTS NORo-, CARouNA GRADING PLAN ""
9ffTN0. C5 oP 6 RACK

I
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L��.. . ,.' �.

91191ilD10]INS
L I'll'ILI\J11J1\ V VVL 1 W\
AND BRACKET
MTG. STAND, HANDWHEEL
& LINKAGE
M WALL MOUNTED HANDWHEEL BRACKET
' WEIR
Im
i
r
8'-4'
OPENING
ELEVATION
GASKETS
TYP
-1 [ GROUt
15' ,JI 2' 30'
(50' FOR SA CLASS WATERS)
C _ v Y V W � C
- BY OTHERS EVENLY DISTRIBUTED FLOW 50
30 FT. NATURAL AREA UNDISTURBED
v U AREA
OUTLET
PIPING
v � v
RIP RAP ENERGY
DISSIPATION PAD
�— FLOW SPREADER MECHANISM
(HALF —PIPE DESIGN)
/EIR
h�G
USE 24' DIAMETER PIPE FOR DESIGN
TEMPORARY LINER
STRAW W/NETTING
F
OUTLET
PLAN
PIPE DISSIPATOR
\�
/�
NATURAL AREA
/ UNDISTURBED
y�\/�/ /� AREA
\v%Z
5 5
SECTION C-C
GRASS LINED CHANNEL (PERMANENT)
INTING STRAW W/NETTING (TEMPORARY)
FLOW
SPREADER DETAIL
TYPICAL DRAINAGE
NO SCALE
SWALE SECTION
NO SCALE
BAFFLE & MTG.
WALL MOUNTED HANDWHEEL BRACKET
LL-Ar IT III 4 1 16
0 Ll
ra
J
w MAX. ATE
iY I
I I I \ \ I T— DESIGN
18.00
6
MIN, ° ' e' ° e •. ° �• �• e
SECTION 'A -A'
• JLf1L __
44952Y0�` GREEN ENGINEERING TOWN OF SWANSBORO --- ---
WASTEWATER TREATMENT PLANT
•. cINE.:: e;= WATER, WASTEWATER' SURVEMq PLANNUNq PROJECT MANAGEMENT
STANDARD DETAILS
�•"",� 3W R OCLD8130RO ST. P.O. BOX W9 W�80N, N.C. 27883
FO...... ,. TELWWW7-5365 FAX(=243-74M 0FFCE0CFVB0 ,C(W mooWCOUNTY IMPROVEMENTS NORTH CARouNA
LEVEL @ 14.8'
4TER LEVEL @ 9'
ECEIVED
JUL 2 8 2004
DWQ
PROJ # i5WR) `w 3¢(a
9)4]3-20!
A9LII i11E' 9]aR. M
nm w>E we
90
BffTNQ D8 � 8 RACK

t1
J2,
•
CB No 5
TOP 30 00
INV 27.52
—12"0 RCP
CB No
TOP 30.00
NV 27.57
/ PROPOSED DRIVE
/ I
D.A.
-- No.
2
_ \ 1
II
/ 16' WIDE PAVED ROAD SECTION \\
WITH CURB AND CUTTER, SEE \
STD DETAIL SHEET D6 OF 8 `\
INV 190 1
INV 1900,
\2 100 FT VEGETATED
\\ AREA TO DAYLIGHT
1 /
3
-
-
!
r , PROPOSED
SWALE
i / ,----
--
---
-
I
'-I GRADE'®040%
(DETAIL S
EEi
I I / i
______________
_____
_ __
_-_-
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\D8 OF 8
I
it
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-
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(DETAIL SH�T D8 OFF-_ 1
`� A
1
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T \� A`V
`AA A I --
V A
THERE ARE NO EXISTING WETLANDS ON SITE
,ARO
>Slpl
REFERENCE SHEET CS OF 6 FOR EROSION CONTROL NOTES �` \\
GRADING PLAN
100 YEAR �-��`: `��,
1"=50'
,GS� a
FLOOD ELEVATION = 10.00 MSL
�'
_
I
I �
I'
I
I
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_ I '
_ I
\ DISSIPATOR ROW SPREADER I
PE -
IN TO 100 FT. VEG. AREA \
(DETAIL MEET De OF 8)
f
15"0 CB No I
15
70CBP/N
b
x
/��-APP ���p���RNORTH CAROu� EWRQNWi 4 AL
MANAGEMENT COMMISSION'—
DMSION OF WATER QUAL]TY,
Z--JAoj--ZC05
.��"�� • •". _! yam. �•.1
CB No I
TOP 22.75
INV 19.50
CB No 2
TOP 24.07
INV 2050
CB No 4
TOP 30.00
INV 2Z57
CB N0 5
TOP 30.00
INV 27.52
FES No I
INV 1900
FES No 2
INV 27.50
GREEN ENGINEERING TOWN OF SWANSBORO DRAINAGE BASIN
IrsE�, s WATER WA3TEWATETi suAVEnN� w4NMN1C; PawecTMANA( MEMr WASTEWATER TREATMENT PLANT DELINEATION
GRE- - 303 N. oOLD8BOR0 ST. P.O. BOX 6W VVILSON, PLC. 27M
I I III,,,,\•� TEL [phone] PAX M2) 243-7489 OIFICe 0 Ql;r=ENENQCOM ONSLOW COUNTY IMPROVEMENTS M7Rrrl caaoL.INA
RECEIVED
DEC 2 2 2004
DWQ
PROJ # 2O�
cummc
PROPOSED/NEW
GUY POST AND WEE
- — -
- — -I
FIRE HYDRANT
Q
WATER METER
❑
■
POWER POLE
0
0
VALVE
oa
N
YARD HYDRANT
j
IRON PIPE
oo=
•�
SEWER MANHOLE
O
CHAIN -LINK FENCE
-Y _*
-9 X X
STRUCTURE
ROADWAY
0
SIDEWALK
OVERHEAD ELECTRIC
- — -
- — -
PROPERTY LINE
— - -
—
SWALE DRAINAGE
AREA DELINEATION
0 25
50'
1"=50'-0"�
e Na 1 of 1
No

4
9
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d'
a
F.
a
f
DIA!alc';a of tons orvniA
VIN":ealln-81COl:'fa;"c2U
viouH monviv Ew kida4 "dE uvr
V-91�0-50AM

d
/4,
0
WASTEWATER TREATMENT PLANT IMPROVEMENTS
TOWN OF SWANSSORO
ONSLOW COUNTY, NORTH CAROLINA
MAY 2006
PROJECT FINANCING
HW UMT GRANT COST PROJECT No. ESRG-T-00-=
NORTH CAROM RURAL ECONOMIC DEVE-OPMENT CeNTER
NORTH CAROL M CLEAN WATER MANAGEMENT TRUsT FUND
-•- • •
DALPI... �1 i -0= IA= LID
_CONTRACT-3 RECLAIMED WATER —MAIN- EXTENSION
CONTRACT 4 - LOW RATE INFILTRATION BASINS
MAYOR:
David L. Russell
MANAGER:
Edward L. Faison
PUBLIC UTILITIES SUPERINTENDENT:
Mark C. Young
%II COMMISSIONERS:
11
James G. Allen
Elbert Benton
WATER
n Is er
Phil Keagy '' APPROVED
NORTH CAROLINA ENVIRONMENTA
MANAGEMENT COMMISSION
DIVISION OF WATER QUALITY
7a- f.XJU -ZOCXo
GREEN ENGINEERING
WASTEWATER, SURVEYING, PLANNING, PROJECT MANAGEMENT
303 N. GOLDSBORO ST. P.O. BOX 609 WILSON, N.C. 27893
TEL [phone] FAX [phone] OFFICE GREENENG.COM
RECEIVED
AUG 0 7 2006
— DWQ
PROJ#�W R O�{Q�y IltO
,r3n Fryineznng, P.LL.C.
LOCATION MAP
SCALE 1 " = 4,000'

.I. I, I,II
PAJORAD 111:2OW
fin; 2}?.;i�iC3 TUl i�f r AKANI
YTj-,!,UD RYA N 90 MOM
1

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0
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0
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1200 FORCE MAIN
FROM WWTP
12'0
NEW ACCESS ROAD
I � _
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II
12'0 UNDERDRAIN
C
II
-------- - II Y`
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12'0 UNDERDRNN �� ~�~ ^-✓-------_ — — — — — — ----
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GREEN ENGINEERING TOWN OF SWANSBORO
WATER WASTEWATEWq R, SURVEYPLANNING, PROJECT MANAGEMENT
303 K IPOLD5BOR0 BT. P.O. BOX BOB WB.BOK µC. 27893 LOW RATE INFILTRATION BASINS
TEL [phone] Fax [phone] OFFICE BOBEElENacobA ONSLOW COUNTY NORTH CAROLINA
III
OVERALL
PLAN
LEGEND
PROP S.S 12'0 FM
PROP. U G. 12"0 DRAIN --- 12.UD ---
LIMITS OF DISTURBANCE
WETLANDS
ISTURE BRANCH
RTOWN ROAD (BR 1432)
buALt
CLIENT: SWANS
PROJECT No'E97-472 5
A9&gWll
FB Y 647.655.68
CH4NGE OATE'MAT 3. 200i
SHEETNO 1-1
12
"
OF

�1C I EROSION CONTROL NOTES-
w I C SEEDING AND MULCHING TO BE APPLIED WITHIN
d 1 21 DAYS OF ALL LAND DISTURBING ACTIVITIES
1BASINFI TO 1 ® NSTALL DI ASSSHOWNBIORS DEED. MED ILT FENCE TO BE
EMED NECESSARY
I - 12 X 12" TEE 1 �® - BY VISUAL OBSERVATION. - �cL, - ;, _ IY I I
2 - 12" GATE VALVE$ w _ I�
SILT FENCE -%i1'
©\ \ 8 ®'dti ® _ _ ROCK CHECK DAM O \\ _ - - - - ' - P i ® IA I
DISSIPATOR PAD 12'0 48 LF HDPE ___
\ / ® /'
® - " INLET PROTECTOR ® INSTALL AT LOW POINT / 11
®® ® - _ - - _ - 3 SEDIMENT TRAP 8 ® ___ OF EXISTING GRADE /% _-,. 111
FILTER BASIN ._�__�' - ♦ __��--�-wu' __� �G�� 8` III II
all
�® 12"0 FM TO 10,{ ®� % ELOWk�.O®
L -_` 4 48•0 48 RCPS
1 BAD
® BASIN 3 ° ° ®" 8 % PROP.. GRADE .
®' INV. 25.50 CENTERED y g
ON EXISTING DITCH
0 . _� - ,' • "b / s .-,-' 1 - 12"0 48 LF HOPE
®o
Ss� ,-''; INSTALL AT LOW POINT a
® i_" - _ _ - ,''� ® ,,,.-' OF IXI$TING GRADE
®®� r/ 1 12" X 12" TEE I I
N LEGEND Yq�-_' 2 - 12+ GATE VALVES rr•+s'�7 I I .
0 EXISTING VALVE
_ C'4
•_<_.�_ <i _ _ _ _ _ g BASIN 2A
� PROPOSED MANHOLE -- � BI I .
_ VVV
o PROPOSED RISER CLEAN -OUT
PROPOSED VALVE
SOILD BORE"� - 1 - 12" X 12" TEE
® m C= m ®m ® am mull 2 - 12" GATE VALVES
n ( PROP. S.S. 12.0 FM 12eFM I1 1 I
u I_ PROP. U.G. 12"m DRAIN ­ 12eUD 12 0 FM TO I 1 1
n I LIMITS OF DISTURBANCE p ®® ® p9 ®®®®®p BASIN 2B 1 - 12"0 45 BEND 1 I
- GRAPHIC SCALES
WETLANDS
PROFILE (HOR20NTAL)
o
LS®
INFILTRATION BASIN ACCESS ROAD PROIE ERT CA)
PVI STA = 0+0'0.00 - -- PVI STA = 1+50.00 --- -- I - _ - - _
aELEV = 39.50 ELEV = 40.50 PVIELEV = 275 000 —1 _-_ _-- -__"" - +_-- -_ -- _ _- PVI STA = 9+50.00 --_ _-"-_ - _—_ - --i--- -- - -- ---I`— --- -- ---I--- --I--- PVI STA = 15+00.0
50 VC = 150' - - __ I- -__ -- - - --_ - - -�-__ -- - - - - 1__- _- -_ -- _- -._. __
_ _. !_-_ ___ __ -� ELEV - 37.00 _ :=1 _ _ _ _f _ ELEV - 40.00
-- �- --- - -I _ - _
LI - ---1 - ----- � - --- VC=500' -- VC - -- _
_ VC = 200' 50
WO�1-- 45
_ ----------�__--_�--_�- ---=-j_-- -- -
m as -- - -�- -- - - %� = = I - -- --- -I -- -- -- -- - i- --- - -- - n x y - _ 4 48"0 48 ' LF RCPS
- I_ _0.67°/+ 1' BELOW PROP. GRADE
-- - - -� INV. 25.
E O O] _ 50 CENTERED
_-----
------ ----- --- -- ON EX35
ISTING
TEE—E
- --- - --- --
I I
-- — II—
I t= 30
N 25 1 12oO48 LF HOPE
- - - - _ -INSTALL AT LOW POINT _ 25
- - - --- -- -- _ _ _- - -- - - - ---I-- - -- - - OF EXISTING GRADE - 1 - 12"0 48 LF HOPE
eF1y- - - - - - �- -_� __ -- INSTALL AT LOW POINT
_- - -------__�-------------_ --
_ _-- -- — --I--- -- - —� OF IXISTIN E - = 20
— — - - --
N {
20 1 t- � -L_- -1 _ _
n
—I
_ I
0+00--1—
R�
10
5
,+oo
WATER, WAST
3031
TEL QI52)
2+00 3+00 4+00 5+00 6+00 7+00 8+00 9+00 10+00
REEN ENGINEERING TOWN OF SWANSBORO
Tom, &MEYM PLANII PRC\ECT MANACIMIENT
! SIT PA' BOX °OD t LWK KG 2AM LOW RATE INFILTRATION BASINS
I
SFAX (25Z a3-74W 0FFIMe°F®434Q=W ONSLOW COUNTY NORTH CAROLINA
Ises
11+00 12+00
CONSTRUCTION
PLAN
13+00 14+00
- — -- 10
- -= 5
15+00 1
'LENT: SWANS
ROlECT N°:E)7-472.5
AB p10YM IF.B. /
cl ° o
SHEET NO 1-8 OF 12

1 1
11
11
11
Z 1111
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\ __________________
\\ ® m m
11 '�
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II
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anon — — — — — an0z► — — — — — anon ---y
V
00
I
' V7A
I \ \
BASIN 2A \
`e INFILTRATION BASIN ACCESS ROAD
a , I
PVI STA = 15+00.00 -_ _ T�'E�LEV
_ _ _ _ __ __ __ _ -_-PVSEA = 18.50.00 _ _ -�-- _ _- PVI STA = 21.50.00 =46.00 ----50 VC = 200' - �- - -- ---... --r- - - ELEV = 38.00
VC
-----i----�- VC=200'
-I_ _
40
35
20
15+00
10
+' 16+00 (� 17+00 18+00 19+00 20+00 21+00 22+00 23+00
u v®1Ti1 L�1� [GREEN ENGINEERING
11
\1
1\ .
II
I
� I i
/
I
I
1
I
I
1
1
I
I
m I
I
PVI STA = 23+92.00
ELEV = 38.00
VC = 200'
24+00 25+00 26+00 27+00
s, hh1w�NNy m� wnTEt1 wAsr> wAT�R IMMITYM PLArom4 PaoIECTn1ANAGaelr TOWN OF SWANSBOR ,
CONSTRUCTION
Ta �,"W7-M8XM;�; LOW RATE INFILTRATION BASINS PLAN
ONSLOW COUNTY NORTH CAROLINA
EROSION CONTROL NOTES
SEEDING AND MULCHING TO BE APPLIED WITHIN
21 DAYS OF ALL LAND DISTURBING ACTIVITIES
NOT PREVIOUSLY STABILIZED. SILT FENCE TO BE
INSTALLED AS SHOWN OR AS DEEMED NECESSARY
BY VISUAL OBSERVATION.
SILT FENCE
ROCK CHECK DAM 0
DISSIPATOR PAD
INLET PROTECTOR
SEDIMENT TRAP
FILTER BASIN S
LEGEND
EXISTING VALVE
PROPOSED MANHOLE
•
PROPOSED 6"0 RISER CLEAN -OUT
PROPOSED VALVE
N
SOILD BORE
PROP. S.S. 12"0 FM
120FM
PROP. U.G. 12"0 DRAIN -- 120UD --
LIMITS OF DISTURBANCE 0 ®0 m ® ®p ® ® p
WERANDS
ED
GRAPHIC SCALES
4 i®
PROFILE (HORIZONTAL)
4 .®
PROFILE (VERTICAL)
28+00 29+00 30+00
,ISION I DATE I IW M77 u.v fnm
msHow
sREETRD 1-9 OF 12
50
45
40
35
30
25
20
15
10
5

0
e
0
u 50
Q
0
3 45
0
a
n
� 40
m
EE
o, 35
0
o`
s
30
i
0
9
25
m
w
N
20
m
w
15
i
i=
n
o`
�g r
EROSION CONTROL NOTES
9fT9+9.Od B '� 0 `,•+, +\'� `•� ` • SEEDING AND MULCHING TO BE APPLIED WITHIN
"'� g ( ` \ �` ` I 21 DAYS OF ALL LAND DISTURBING ACTIVITIES
'I 4` ® \ ` \ •\_` `-��, + -� ` I NOT PREVIOUSLY STABILIZED. SILT FENCE TO BE
L1Yo FM TO \ . . ,'�,\ \` i •i .\-` `' \ L \ \•" ` INSTALLED AS SHOWN OR AS DEEMED NECESSARY
BASIN 2B ` ` •� \x \' ` - +� ` `/,�:•" \ `` '�� I BY VISUAL OBSERVATION.
I ® �I - ' +
\` •, .+1` `+' ``, •` ': `\ \. `;..I `� \\ - ` . �` "\ `'+ •• \` '+` I SILT FENCE-+-+-
ROCK CHECK DAM
\..`� \ O N DISSIPATOR PAD
1 - 1200 48 LF HDPE \,` `; \ .,.: \-'
\ • \ ® •� INLET PROTECTOR
1 - 12' X 12' TEE INSTALL AT LOW POINT ai I 1 - 12'0 48 LF HDPE
® OF EXISTING GRADE ; ; \ \ \\ \ ® INSTALL AT LOW POINT R SEDIMENT TRAP
2 - 12' GATE VALVES ` \ \
" ` ® 1OF EXISTING GRADE 6
FILTER BASIN
ealm am
t . ,
1200 FM TO 8 '� Y ® a ---- - — g -- LEGEND
BASIN 1 J ®� �. �- .�- VO ®®® IS2S ®®m ®®® II®®® ®® 111I ;
a& ----- --------- Wi■at S - EXISTING VALVE pd
-- — $ -- - 'g ° PROPOSED MANHOLE •
I p tt 11.0 22p, BEND B PROPOSED 6"0 RISER CLEAN -OUT
O\ \ 0 PROPOSED VALVE N
SOILD BORE
PROP. S.S. 12"0 FM - 12oFM
\ \ ® PROP. U.C. 12"0 DRAIN 120UD
® I \\ 0 i LIMITS OF DISTURBANCE a ®m ®® 1>9 0® m m m
B ® o BASIN 3
® I 1 \\ \ ® ?P WETLANDS
\ El
I� I 1 \\\\\ 1
® li F13
® I 1 1\\\ ® 1J GRAPHIC SCALES
• 4 L�
PROPOSED ROAD EXISTING ROAD PROFILE (
PVI STA = 0+00.00 -- I— _- pVl STA = 1+75.00 --"-' ------ -- PVI STA = 3+75.00 _ _ _ _I— _ 1— ----- PVI STA = 7+00.00 - — -" PVI STA = 9+00.00 - — - - — -- --- - PROFILE (VERTICAL)
ELEV = 40.08 _ ELEV = 33.00 ELEV = 35.00 _ _ _ __I - --- - I---- --- -- I �1
�--- VC=150' - VC=150' ELEV=3050 ELEV=35.00 -II --_ _I----=j_---_
50
0+00
to
.d+. ._
o I "y1b�`e
- 12'0 48 LF HOPE
)TALL AT LOW POINT
10
1+00 2+00 3+00 4+00
GREEN ENGINEERING
WATER, WASTEWATFR MWNEYEA PLAN PRO.MCT MANAGEfL Nr
303 it OOLDSOOR0 Or PA. BOX 80G Wa80K N.C. 27M
TEL [phone]-S FAX (= 243-74BD OFRCE DORMN43MXCOM
1 - 1200 48 LF HOPI
INSTALL AT LOW POINT
5+00 6+00 7+00 8+00 9+00 10+00 11+00 12+00
TOWN OF SWANSBORO CONSTRUCTION
LOW RATE INFILTRATION BASINS PLAN
ONSLOW COUNTY NORTH CAROLINA
- 45
I
- 40
35
-- 30
- I-- 25
—i--- 20
}— 15
�— 10
_-_ 5
13+00 14+00 15+00
buAL CLIENT: SPANS
PROJECT No: E97-472.5
ASIIHOW1 F.B. 1 647 IZ5,68
CN GATE ANY'R 20
ur x9.
6—NoI-10o, 12

EXISTING GRADE
1
TAMPED
BACKFILL
2' x 2' x 6" CONCRETE PAD
® 8340 EAST JORDAN
MONUMENT BOX, OR EQUAL
COVER TO BE CAST TO
READ: "RECLAIMED WATER"
C.I. NO -HUB BAND
WITH A BLIND CAP
12"z6" IN -LINE WYE� _�j---7 12"0 PERFORATED HDPE
�`\ 7 , UNDERDRAIN PIPE
FLOW —
UNDERDRAIN CLEANOUT DETAIL
NO SCALE
SELECT SAND BACKFILL —
TAMPED IN 12 IN. LAYERS
12"0 HDPE CORRUGATED
PERFORATED PIPE —
#57 STONE
°I I�O_
PERIMETER SUBDRAIN DETAIL
NO SCALE
.rY'^rr sti9J1.
_:-•tin_-:_� e
l`1
ENISRGY DIMPATOR DETAL
NO SC&E
CL DITCH TO CL DITCH
76' 6' 6'
.V PEF , R.
/%77T/77l/T/%i/7117i71T- ----- !LEER I'1
8" CABC STONE ACCESS ROAD
I
12' TYPICAL ACCESS ROAD
NO SCALE
NO SCALE
HOGWIRE SITE FENCE DETAIL
NO SCALE
xx
2' x' x" �, PROP. ACCESS ROAD
Yw. Nw, uw Ty F� T
J EXIST. STREAMBED RECEIVED
E IVE D
PARTIAL BURY PIPE I FT.
AUG 2 12006
DWQ
PROD #
— PROP. QUADRUPLE 48'0 CORRUGATED PIPES
(SIDE BY SIDE) WITH FLARED -END SECTIONS
2 F7 ` BURY IN EXIST. STREAMBED APPROX. 1 FT.
PROP. 12"m RECLAIMED WATER MAIN TO ALLOW NATURAL FLOW THROUGH CULVERTS
(INSTALL BELOW PROPOSED 48"0 CULVERT)
STREAM CROSSING SECTION BENEATH ACCESS ROAD
NO SCALE
L1
uu 1-1 4uuu JGREEN ENGINEERING
TOWN OF SWANSBORO
��to1NE�;. WATER WASTEWAT� SUFNEYCJ4 PL4NWN4 PROJECT MANAGEMENT
FO GRE�a,��' �°' "� °WO �. P.O. BOX OM WILSO , µC. � LOW RATE INFILTRATION BASINS
x22 a n n a"1 =4 237-Sti �eS FAX «)-�� OFPCE ec� ONSLOW COUNTY NORTH CAROLINA
INFILTRATION BASIN
DETAILS
PRQIECT No E97-4725
AB ExYJW„ F B / 647.655.688.75;
CIVAGE WEMAY 26. 2006 JE
—T-1-12- 12 1wn No

I-;
WASTEWATER TREATMENT PLANT IMPROVEMENTS
Mal
TOWN OF SWANSBORO
#NSLOW COUNTY, NORTH CAROLINA
MAY 2006
PROJECT FINANCING
HKIH UNIT COST GIANT PROJECT No. E—SRG-T-00-M
NORTH CAROLINA RURAL ECONOMIC DEVELOPMENT CENTER
NORTH CAROLINA CLEAN WATER MANAGEMENT TRUST FUND
PHASE 2 - WASTEWATER TREATMENT
.11
PLANT IMPROVEMENTS
CONTRACT 1 - GENERAL CONSTRUCTION WWTP
CONTRACT 2 - ELECTRICAL
CONTRACT 3 -
' 'J • •�. Bill
= 5;1
WATER MAIN EXTENSION 11 SEPARATE SET
ji OF DRAWINGS
CONTRACT 4 - LOW RATE INFILTRATION BASINS of TWINSET
MAYOR: I APPROVED A
David L. Russell NORTH CAROUNA ENVIRONM
MANAGEMENT COMMISSII
MANAGER: 1,1 I DIVISION OF WATER QUAD
Edward L. Faison ZO- wOv.W-Xo
PUBLIC UTILITIES SUPERINTENDENT:
Mark C. Youna
James G. All
Elbert Bentc
John Lister
Phil Keagy
GREEN EP4
WATER, WASTEWATEi, SUI
3133 N. OOLD®ORO Ur. P.O.
TEL (2= 2V—SM FAX Lim V
PRINTED
AUG 1 S 20M
Green Rigineaiig, P.LLC.
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GRADING PLAN
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GREEN ENGINEERING TOWN OF SWANSBORO
NGI Nl. "a-' WATER, WASTEWATER, BURVEYM PL ANNINQ PROJECT MANAGEMENT
;FGREE 3WN. S• P.O. BOX WO YALSO , N8D3 C.27WASTEWATER TREATMENT PLANT
DTEL (252J 237-s0e5 PAX (W2) 243-74M OFFICE 0GRET393NIMCOM O1NSLOW COUNTY IMPROVEMENTS NORTH CAROLNA
CB No 1
TOP 22.75
INV 19.75
CB No 2
TOP 24.07
INV 20.50
CB No 4
TOP 30.50
INV 26.88
CB No 5
TOP 30.50
INV 26.78
CB No 6
TOP 31.51
INV 27.78
CB No 7
TOP 31.51
INV 27.68
CB No 8
TOP 30.10
INV 27.10
GB No 9
TOP 28,86
INV 25.86
FES No 1
INV 19.00
SWOP No. 2
FES No 2
INV 1500
SNAP No 1
FES No 3
INV 17.00
SWOP Na. 2
FES No 4
INV &GO
SWOP No. 1
DI No 1
TOP 30.08
INV 27.40
INV OUT 27.32
01 No 2
TOP 30.50
INV 27.32
DI No 3
TOP 26.75
INV 21.50
DI No 4
TOP 30.25
INV 27.15
DI No 5
TOP 30.00
INV 20.00
DI No 6
TOP 23.50
INV 19.50
MH No 1 1
OP 30.17
INV IN 27.10
INV OUT 27.00
EXISTING DRAINAGE SCHEDULE
LINE /
SIZE
ATERI
FROM
TO
REMARKS
32
8'0
DI
EX OXIDATION DITCH
DROP INLET #1656
SUB DRAIN
33
12 0
1 RCP
I DROP INLET #1656
1 DROP INLET #1555
STORM DRAIN
34
12 0
RCP
DROP INLET 01655
1 MH #1554
STORM DRAIN
35
12 0
RCP
MH 1654
1 MH 11653
STORM DRAIN
THERE ARE NO EJOSTING WETLANDS ON SITE
100 YEAR FLOOD ELEVATION = 10.00 MSL
DRAINAGE BASIN
DELINEATION
SWALE DRAINAGE
AREA DELINEATION
0$ m 1 aP 1
M: "7-4M2

II SILT FENCE, SEE SEE DRAWING C5 OF 10 FOR CONTINUATION CB No 9 o4r+ i - m W I 1 N
M STD DETAILS, TYP TOP 28.86 g m
i'-0" OFFSET IM !7 - �' • 1 m
FROM-FES No. 1
PROPERTY 1 ej1• T 31.4 rC 1>e \ / ,99 TO 299] a 3' // C INV. 19.00 I >
LINE, TYP PROPOSED SLUDGE _ N SWOPI I z
HOLDING TANK AND CA
PROP CB No 6 NO' 21 1 I
UNE SLUDGE LOADING Top 31.51 j� 4+50 50 PROPOSED DRIVE 3 00 2 50 TC 2751 o
1I STATION _ _.INV. 27.78- - - -� __ _ _- _ _ _ 2+ 30
30.90 (20' B/C TO B/C)- gOP I- Tc zees 1 1 t41
Ze7� tl I I 1 I 1 t0
DI No. I / / T J1.JB TC 30.50 .14
_ Top w.ae - SEE DETAIL 3/C7 FOR _ 0 / _ TOP 30.10
INV 27.32 '• SIDEWALK LAYOUT , i O INV. 27.1
-� PROPOSED 1 1 tl M C C i
1 HEADW�Df�KS I,'' 7+p0 Tn z4.a1 , _ 1 'z
ISEE DETAIL
4/C7 FOR , CB No. 7 =_ '- I \I TC W 75 T M75
SIDEWALK --'1 ___-_-_ _ TOP 31.51
LAYOUT I � I.7 INV. 27.68 PROPOSED
1 jf� DI No. 2 \� %< OXIDATION DITCH _ _�_
1#1 TOP 30.50 \\ / _= aDISTRI WTION I- O -�`\1 \ , TC
I I INV. D SECT 6 BOX No j I i -ap�
16' NiDE PAVED ROAD SECTION
WITH CURB AND CUM, SEE / \ TC 31.27
STD DETAIL SHEET O6 SILT FENCE, SEE TAIL 6/ I I EXISTING 1 1 , / tr �, DI No. 6 TOP 22.75
I I STD DETALS, TYP FOR SIOEWALK I EQUALIZATION 1 1 i' / / ,' CB No. 2 TOP 23.50 INV. 19.75
Ij Tc 31.oz S XISTING OXI TI LAYOUT I BASIN ❑ 11 \ ,' ,/ ,� TOP 24.07 INV. 19.50,-
I i I . INV. 20.50,'
(TO 2480
3.0
DI No. 4 EXISTING
TOP 30.25 I - /'._ ,, CONTROL BLDG
> 1 . INV. 27.15 \ ( 1y
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E IST DI No 1 -'
1 1\ IV21.85 EXISTING DISTRIBUTION
BOX / ____u_4 11�-______- / i/ / / /
J ` - /
-AlBox No z 1 1 {(
I 11-T'1-' // i 6'-0" HIGH CHAIN LINK
TC 31.00 32 #• ___ 3__ i'-n% � //. ,� ,' ' / FENCE NTH STI) RBED
DETAILS
\ , MIRE, SEE STD DETAILS
CB TOP N30.50
INV. 26.88 _ _ _ ' / TBM -CORNER .1
EXISTING 11 TC .65 _ 33 SEE DETAIL 2/C7 FOR S ` DETAIL 2/C7 FOR UGHT POLE EL 288
AEROBIC - :f TRANSITION TO
1 DIGESTER I I _ _ ,
RIXL-OUT CURB _� - _-
1 1 I SEE DETAIL r - � '--
I I / SIDE FOR EOP 30.64 EXIST EXISTCONNECT NEW FENCING 1.
SIDEWALK CLARIFIER CLARIFIER / TO EXISTING AT
_ , LOCATION SHOWN
��-- LAYOUT, /1 Bz PROPOSED '
a I 'aa --_ .I GD No. 5 PROPOSED SLUDGE
TOP 36.78 -PUMPING STATION �-_ CLARIFIER
I -aa ____� - INV. 26.78 ,
- ---' - _
EXISTING SLUDGE / i / 3 -__, ___`� _ ', _-- ,, + ,' •C
a DRYING BEDS 1 -� - _ SILT FENCE, SEE+� PROPOSED DRAINAGE SCHEDULE
1 < '
END NEW
FENCING AT
EXISTING
BUILDING -
6'-0" HIGH CHAIN
LINK FENCE NTH
BARBED WRE, SEE
STD DETAILS
�f0 GREEN
I I � ----- - - ,-SfM ETAILS_TYP_- '
EXISTING I- i A I i '-',--
WORKSHOP AND d t i ' "�_------
SLUDGE PRESSu - - _
II - - - - / I ��k>c /''- --'•P / i / i i ' EXISTING
TERTIARY FILTERS 1 _ �•\ j
.DI No. 5 (COMPLETED Y \
/ I UNDER PHASE 1)..II 1 W II i t
7z CT/P \I J�TOP 30.00
0INV. 20.00.- �' -- �-��/
EXIST. 12'0 CLIP/ , _ _ _ _ _ _ +� I I I I I I , N I \ THERE ARE NO EXISTING WETLANDS ON SITE
INV 2D.45
EXISTING I REFERENCE SHEET CS OF 7 FOR EROSION CONTROL NOTES
STORAGE II //7 /' -'-,-_ + I r
ED
BLDG I IIII IIII r' _ \ I 11 PROPOSED a 1 1 1` } 100 YEAR FLOOD ELEVATION = 10.00 MSL
CB No 1
TOP 22.75
INV 19.75
CB No 2
TOP 24.07
INV 20.50
CB No 4
TOP 30,50
INV 26.88
CB No 5
TOP 30.50
INV 26.78
CB No 6
TOP 31.51
INV 27.78
CB No 7
TOP 31.51
INV 27.68
CB No 8
TOP 30.10
INV 27.10
CB No 9
TOP 28.86
INV 25.86
FES No I
INV 19.00
SWOP No 2
FES No 2
INV 15.00
SWOP No. 1
FES No 3
INV 17.00
SWOP No. 2
FES No 4
INV BOO
SWOP No. I
DI No 1
TOP 30.08
INV 27.40
INV OUT 27.32
DI No 2
TOP 30.50
INV 27.32
01 No 3
TOP 26.75
INV 21.50
01 No 4
TOP 30.25
INV 27.15
DI No 5
TOP 30.00
INV 20.00
DI No 6
TOP 23.50
INV 19.50
MH No 1
TOP 30.17
INV IN 27.10
INV OUT 27.00
ULTRAVIOLET 1 E
LIGHT "f
DISINPEcTION �A1PIT j EXISTING DRAINAGE SCHEDULE
-1� I ANION /
ry'b"la. DETAIL I/C71
SIDEWALK IOUT
III le RADING PL,A14--R� ROCK CHECK DAM._ _ 9
'
SEE STD DETAILS. TYP
MATCHING 1'=40' ------ G \ \
LINE y
SIZE
ATERIA
FROM
TO
REMARKS
32
8"O
DI
EX OXIDATION DITCH
DROP INLET 1656
SUB DRAIN
33
12 0
RCP
DROP INLET 1656
DROP INLET 1655
STORM DRAIN
34
12 0
RCP
DROP INLET 1655
MH 1654
STORM DRAIN
35
12 0
RCP
MH 1654
MH 1653
STORM DRAIN
C9 OF 10 F SEE DRAWING \ ` \\, \ \\ I` ,. ,. , \.�\ \I\\ \�\ /
I � CONTINUATION / '- � / � - 1'=40'-o' �
:u
tEYBON DATE BY DAM MAY ]OOa
GREEN ENGINEERING TOWN OF SWANSBORO BALE pRa:TM No. Es/_.715
WATER, WASTEWATER, SURVEYWq M ANN14a PROJECT WASTEWATER TREATMENT PLANT FACILITY UPGRADES
I i I NDIQ As BIDMN ASCII Nam, wa]7.pNr
%DT DATE Yo O ( 2) 2BOX 89 FPICE 6OP p78p3 GRADING PLAN - x0. Ta t282I zn-638q IFAX Czszl 243-7480 pR�et�goOfA aJBLKnV COUNT)' IMPROVEMENTS NORFr� C;PRCIL,NA aEF r_. cd of In rTACK

.�
SIDEWALK LAYOUT
DETAIL
I'-20 C7
`11
RAS PUMP STATION
EwSTING FJ(ISTING
CLARIFIER CLARIFIER
OSIDEWALK LAYOUT
DETAIL 2
V-2W C7
DETAIL s
I•_2e I CT
i
PR
CLARIFIER
�o
OPOSED
SYL130L LEAD
SLUDGE EASTING PROPOSE)
TATION SIDEWALK
NOTE: SEE SIDEWALK DETAILS SHEET D6 OF 6
TOWN OF SWANSBORO
WASTEWATER TREATMENT PLANT SIDEWALK PLAN
amowcouffly IMPROVEMENTS NORM cAROLM
ROADWAY
a.n
son
O
� H i
F�
I1
56'-II
SIDEWALK LAYOUT
DETAIL F67
r-au I CT
T
SIDEWALK LAYOUT
DETAIL a
r-26 cT
1
MTS WT 2WO
ecaF pFO m H U7-47"
p.B /
swµ sioexux
T M span Inm are pss
WP H0.
aN�rNu c7 aF 10 RACK

L = 12 FT.
W = 8 FT.
THICKNESS _ 1 FT.
4��ZN CAI
4 = CFI
MATCHLINE SEE DRAWING
C4 OF 10 FOR CONTINUATION
i
y
6
K %I
ffi
z9 ze /
27
26 25
No. 2
15.00
`\ \\
•� N9 OUTLET STRUCTURE \
SEE DETAIL (THIS SHEET)
/ 12 FT. VEGETATED • / ENERGY DISSIPATION PAD
24 PERIMETER SHELF L = 6 FT.
23 22 21 / I 17 16 ' 1 1 73 �� / W = 4 FT.
2 19 18 i THICKNESS = 1 FT.
—115', 5'CLASS "A" STONE
POND PERIMETER SHELF - BELOW
PERMANENT POOL
ACCEPTABLE WETLAND SPECIES TO BE PLANTED ON
6:1 SUBMERGED VEGETATED PERIMETER SHELF:
BROOMSEDGE
ANDROPOGON VIRGINIWS)
CATTAIL
TYPHA SPP.)
SOFT RUSH
JUNGUS EFFESUS)
ISCIRPUS
SMARTWEED
POLYGONNUM SPP.)
SOFT -STEM BULRUSH
VALIDES)
TALL FESCUE
PENSACOLA BAHIAGRASS
SERICEA LESPEDEZA
KOBE LESPEDEZA
EROSION CONTROL NOTES
SEEDING AND MULCHING TO BE APPLIED WTHIN 21 CALENDAR DAYS OF ALL
LAND DISTURBING ACTIVITIES NOT PREVIOUSLY STABILIZED.
SILT FENCE TO BE INSTALLED AS SHOWN OR AS DEEMED NECESSARY BY
VISUAL OBSERVATION.
SILT FENCE
INLET PROTECTOR
ROCK CHECK DAM O
EXPANDED SHEET
METAL MESH
ANTI -VORTEX
PLATE
ANTI -VORTEX
PLATE
43'{
TRASH RACK DETAIL
CLEAR AND GRUB OUTLET STRUCTURE SITE. CONSTRUCT
RISER/BARREL STRUCTURE AS SHOWN ON THE CONSTRUCTION
DRAWINGS AND SPECIFIED IN THE CONTRACT SPECIFICATIONS.
CLEAR AND GRUB ENTIRE POND SITE, REMOVING ALL TREES,
STUMPS, AND DECAYED MATERIAL
INSTALL ALL TEMPORARY SEDIMENTATION AND EROSON CONTROL
MEASURES SURROUNDING POND SITE AS SHOWN ON THE PLANS.
AFTER EACH RAINFALL EVENT, CHECK ALL TEMPORARY SEDIMENT
CONTROL MEASURES AND CORRECT AS NECESSARY (FOREBAY TO
BE USED AS TEMPORARY SEDIMENT TRAP AND SHOULD BE
CLEANED OUT BEFORE POND IS PLACED INTO OPERATION).
REMOVE TOPSOIL FROM POND SITE AND PLACE IN DESIGNATED
BERM AREAS.
PROOF ROLL DIKE FOUNDATION SOILS, UNDERCUTTING ALL
UNSUITABLE MATERIAL AND REPLACING WITH SUITABLE BACK FILL
EXCAVATE POND AREA, CONSTRUCT AND BACK FILL STORM DRAIN
OUTFALL AS SHOWN ON THE CONSTRUCTION DRAWINGS.
PROPERLY STABILIZE POND AREA TO PREVENT EROSION OF
DIKE SLOPES,
UPON COMPLETION OF PROJECT CONSTRUCTION REMOVE ALL
SEDIMENT FROM FOREBAY AREA.
LINE TOP AND SIDE OF EACH FOREBAY DIKE NTH CLASS I
RIP RAP.
ONCE POND AREA IS PROPERLY STABNZED AND APPROVED.
REMOVE TEMPORARY DIVERSIONS, SILT FENCING, SEDIMENT
BASINS, ETC. AND SEED PER SPECIFICATIONS.
• THERE ARE NO EXISTING WETLANDS ON SITE
• 100 YEAR FLOOD ELEVATION = 10.00' MSL
,15
16
75
FES
No. 41
24"0 TRASH RACK
�-
14
--
INV.
8.00
9
_
g,
'
12
1
10
TOPELEF RISER
,00
/
-
H
8'12 MODEL 101-C
(a
18*0 RISER PIPE
FOREBAY DIKE
to
SLIDE GATE WITH
WH
HANDEEL OR
iJ
j
_POND
I, •CLASS "A" STONE
14
EWAL
17
to—
8' DISCHARGE PIPE
15
tr
0
6'-0'x6'-0' CONCRETE SLAB
m
SIDE VIEW
710 F1
DIKE
WATER OUALITY POND SUMMARY
DRAINAGE AREA:
POND INVERT:
RISER/BARREL INVERT.
INVERT CULVERT AT OUTET:
PERMANENT POOL:
PRIMARY SPILLWAY ELEV.:
TOP OF RISER ELEV.:
TOP OF DIKE:
RISER DIA.:
BARREL DIA.:
TOP OF RISER
E V. 16.00
4*0 DRAW DOWN PIPE
INV. ELEV. 15.00
1"0 ORIFICE INLET
INV. ELEV. 14.50
INVERT AT RISER 11.00
60'x6O' ANT] SEEP
COLLARS
OUTLET STRUCTURE DETAIL
No Scale
6:1 SUBMERGED VEGETATED
PERIMETER SHELF
5.10 AC.
11.00
11.00
8.00
15.00
15.00
16.00
19.00
18'
8.
18"0 RISER PIPE
8' MODEL 101-C
_SLIDE GATE NTH
HANDWHEEL OR
EOUAL
REAR VIEW
6. CE
POND BEcnON NOV 15 2006
No Scale
PROJ'0
TOWN OF SWANSBORO �° °"'E °"M '""'°°°
NO�( � �a GREEN ENGINEERING STORMWATER OUALfTY REVISED POND 7-24-06 WLY SCALE PRLUECI No E97-472.5
F :NCI I NEB WATER, WASTEWATER SURVEYINQ PLAM41NC;4 PROJECT MANAOlEmENT R 1
�. WASTEWATER TREATMENT PLANT REVISED CONTOURS B_,6_06 WILY Holes u"nle s" 97. P5
ASCI fRL 9t.2.
Fo cREE?. N 303 NE QOLDBBORO STE P.O. BOX 809 VVM.HOK PLO 27893 POND No. 1 owmE alE Nw i4. 2006 SON
oNSLOW COUNTY IMPROVEMENTS NORTH CAROLwA ° "a'
iEttti itt,t. TEL [phone] FAX [phone]M OFFICE ®OfNQCOM affrw. C9 aF �O RACK
D

FOR CONTINUATION SEE SHEET C4 OF 10 & C5 OF 10
ENERGY DISSIPATION PAD
Q�� L=6Fr.
4 W = 4 FT.
THICKNESS = 1 FT.
a I H CLASS "A" STONE
:\2930
b
29 POND FOREBAY DIKE
25 27 CLASS "A" STONE
\\ \ 6 / • 25 _ 12 FT. VEGETATED=
a M1 aeFES No. 123 PERIMETER SHELF-
a CB' No. 2 INV. 19.00 5 98'
2
TOP 24.07 21
INV. 20.50 .� 19 20 9e'
17 FS",r 17
a, DI No. 6co
5
TOP 23.50 a -
g 'INV. 19.50 - e
1 Ci I -18
22 21 _-
25-
CB No. 1 23
TOP 22.75 24
27 2 21 22 23
INV. 19.75
�y 19
` 19
17
I I i / 11 18
19 20
01 11 22 21
\ EX.1 RCP INV ' 29
INV. 15.5.49 2�
6 25 -
x11
_%-
1 ' q 4 -
WWTP
ENTRANCE
ROAD
4ii�-]C7.[d*7.I I;10701!LYu: K
SEEDING AND MULCHING TO BE APPUED WITHIN 21 CALENDAR DAYS OF ALL
LAND DISTURBING ACTIVITIES NOT PREVIOUSLY STABILIZED.
SILT FENCE TO BE INSTALLED AS SHOWN OR AS DEEMED NECESSARY BY
VISUAL OBSERVATION.
SILT FENCE
INLET PROTECTOR )--)
ROC( CHECK DAM O
^IbI. GRADE
6 1 SUBMERGED VEGETATED -
EL 20.00
PERIMETER SHELF
3.1
6.1 NORM. POOL EL. 1S
_.
BOTTOM EL 1.
I •-
I1�T_/L�
pbrp,/
• p/t��1
FOND SEC1M�
No Scale
No.
17.
ET STRUCTURE
DETAIL (THIS SHEET)
24
L=6Fr.
W=4Fr.
THICKNESS = 1 FT.
WATER (DUALITY POND SUMMARY
DRAINAGE AREA:
1.80 AC.
POND INVERT:
15.00
RISER/BARREL INVERT:
18.00
INVERT CULVERT AT OUTLET:
17.00
PERMANENT POOL:
19.00
PRIMARY SPILLWAY ELEV.:
19.00
TOP OF RISER ELEV.:
20.00
TOP OF DIKE:
22.00
RISER DIA.:
18,
BARREL DIA.:
8'
RECEI ♦ ED
NOV 15 2006
DWQ�/�� -
PROJ # �'V go'F"0 ��
• THERE ARE NO EXISTING WETLANDS ON SITE
• 100 YEAR FLOOD ELEVATION = 10.00' MSL
CLEAR AND GRUB OUTLET STRUCTURE SITE. CONSTRUCT
RISER/BARREL STRUCTURE AS SHOWN ON THE CONSTRUCTION
DRAWINGS AND SPECIFIED IN THE CONTRACT SPECIFICATIONS.
CLEAR AND GRUB ENTIRE POND SITE, REMOVING ALL TREES,
STUMPS, AND DECAYED MATERIAL
INSTALL ALL TEMPORARY SEDIMENTATION AND EROSION CONTROL
MEASURES SURROUNDING POND SITE AS SHOWN ON THE PLANS.
AFTER EACH RAINFALL EVENT, CHECK ALL TEMPORARY SEDIMENT
CONTROL MEASURES AND CORRECT AS NECESSARY (FOREBAY TO
BE USED AS TEMPORARY SEDIMENT TRAP AND SHOULD BE
CLEANED OUT BEFORE POND IS PLACED INTO OPERATION)
REMOVE TOPSOIL FROM POND SITE AND PLACE IN DESIGNATED
BERM AREAS.
PROOF ROLL DIKE FOUNDATION SOILS, UNDERCUTTING ALL
UNSUITABLE MATERIAL AND REPLACING WITH SUITABLE BACK FILL
EXCAVATE POND AREA, CONSTRUCT AND BACK FILL STORM DRAIN
OUTFALL AS SHOWN ON THE CONSTRUCTION DRAWINGS.
PROPERLY STABILIZE POND AREA TO PREVENT EROSION OF
DIKE SLOPES.
UPON COMPLETION OF PROJECT CONSTRUCTION REMOVE ALL
SEDIMENT FROM FOREBAY AREA.
LINE TOP AND SIDE OF EACH FOREBAY DIKE WITH CLASS I
RIP RAP.
ONCE POND AREA IS PROPERLY STABILIZED AND APPROVED,
REMOVE TEMPORARY DIVERSIONS, SILT FENCING, SEDIMENT
BASINS, ETC. AND SEED PER SPECIFICATIONS.
POND SEEDM REOUFEMENTS
POND PERIMETER H F - BELOW PERMANENT POOL
ACCEPTABLE WETLAND SPECIES TO BE PLANTED ON
6:1 SUBMERGED VEGETATED PERIMETER SHELF:
BROOMSEDGE
ANDROPOGON NRGINICUS)
CATTAIL
TYPHA SEP.)
SOFT RUSH
JUNCOS EFFESUS)
ISCIRPUS
SMARTWEED
POLYGONNUM SPP.)
SOFT -STEM BULRUSH
VALIDUS)
POND SIDE SLOPES - ABOVE PERMANENT
TALL FESCUE
POOL
PENSACOLA BAHIAGRASS
SERICEA LESPEDEZA
KOBE LESPEDEZA
'K
EXPANDED SHEET
METAL MESH
TOP OF RISER
ANTI -VORTEX
T
LEV. 2 .60
_
PLATE
ELEV. 20.00
I-�
4'0 DRAW DOWN PIPE-18'0
RISER PIPE
8' MODEL 101-C
INV. ELEV. 19.00
8' MODEL 101-C
SUDE CATE WITH
HANDWHEEL OR
�/
"RISER
SLIDE GATE WITH
EOUAL
1/2.0 ORIFICE INLET
INV. ELEV. 18.50
HANDWHEEL OR
ANTI -VORTEX
EQUAL8INVERT
0
AT RISER 18.00
431
60'x60' ANTI SEEP
6•0'z6'-0' CONCRETE SLAB
COLLARS
SIDE VIEW
REAR VIEW
TRAM RACK DETAIL
OUTLET STRUCTURE DETAIL
No Scale
o n m o o
cl
V� 449b F GREEN ENGINEERING TOWN OF SWANSBORO STORMWATER DUALITY
F •.•• I NE..•: ,�,, WATER' N. OWASTEWATER, 9UHVEYM PLAN 4M PROUECT MANAOEME34T WASTEWATER TREATMENT PLANT
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