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ENGINEER: M. PARKER
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DESIGNED BY: L. BENNETT =��OFESS/\1��9 NORTH CAROLINA HAZEN NO.: 30831-061 z
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� � U
o m PROJECT
M. PARKER
DATE: J U LY 2023
ENGINEER: �
CA/y UNION COUNTY
DESIGNED BY: L. BENNETT =��OFESS/O� 9 NORTH CAROLINA HAZEN NO.: 30831-061 z
EROSION AND SEDIMENT CONTROL o
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DRAWN BY: T. BARNES
SEAL CONTRACT NO.: 1 U
o cn
N 26432 _ CIVIL
U ^ CHECKED BY: J. STRUVE 'C'�, ``cGINE�`� � HAZEN AND SAWYER TWELVE MILE CREEK WRF DRAWING o
w 2 9101 SOUTHERN PINE BOULEVARD FLOODPLAIN AND BUFFER PLAN NUMBER: o
Q 1 REGULATORY BUILDING CODE 7/2023 MDP IF THIS BAR DOES NOT 0 1/2" 1" (?7 .1 6-04'00' LLI
a o MEASURE V THEN DRAWING CHARLOTTE, NORTH CAROLINA 28273 9.0 MGD EXPANSION C2,�
a� o REV ISSUED FOR DATE gY IS NOT TO FULL SCALE ISSUED FOR CONSTRUCTION
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_ \\ NOTES:
LIDAR CONTOUR DATA /
\� '\ \ \\\ 1 NO PROJECTS N DS E RE DETERMINED (THIN
LIMITS DISTURBANCE.
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90
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Q � U
o m PROJECT
ENGINEER: M. PARKER
DATE: J U LY 2023 �
�N CARP UNION COUNTY
01
DESIGNED BY: L. BENNETT =��OFESS/��1��9 NORTH CAROLINA HAZEN NO.: 30831-061 z
EROSION AND SEDIMENT CONTROL O
o
DRAWN BY: T. BARNES
SEAL CONTRACT NO.: 1 U
CO o N 26432 _ CIVIL
U ^ CHECKED BY: J. STRUVE HAZEN AND SAWYER TWELVE MILE CREEK WRF DRAWING U-
FLOODPLAIN AND BUFFER INSET PLAN NUMBER:
M w 2 .07.�,1 -04'00' 9101 SOUTHERN PINE BOULEVARD c)
Q 1 REGULATORY BUILDING CODE 7/2023 MDP IF THIS BAR DOES NOT 0 1/2" 1"
a o MEASURE 1"THEN DRAWING CHARLOTTE, NORTH CAROLINA 28273 9.0 MGD EXPANSION C21 -P
j� o REV ISSUED FOR DATE BY IS NOT TO FULL SCALE ISSUED FOR CONSTRUCTION �
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II • I INFLUENT PUMP
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f
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AREA 3 AREA 2
x x x �
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f I k -- -- I X �. +
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40 AERATION TANK 6
SOLIDS SECONDARY SECONDARY x
HANDLING CLARIFIER 6 CLARIFIER 5 IPao— I
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ODOR I ODOR CONTROL-GRIT
CONTROL DIGESTER 4 DIGESTER 3 RAS PUMP STATION B
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w I H
of < U
o m PROJECT
ENGINEER: M. PARKER
DATE: J U LY 2023 �
-0CA/Y� UNION COUNTY
DESIGNED BY: L. BENNETT =�� 6 _sslon'1��9 NORTH CAROLINA HAZEN NO.: 30831-061 z
FINAL GRADING AND DRAINAGE 0
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DRAWN BY: T. BARNES
SEAL CONTRACT NO.: 1 U
o N 26432 _ CIVIL
co DRAWING
N CHECKED BY: J. STRUVE 'C'�, `�NGINE�� �� HAZEN AND SAWYER TWELVE MILE CREEK WRF OVERALL SITE PLAN NU ER: °
q 'c r 9101 SOUTHERN PINE BOULEVARD c)
o IF THIS BAR DOES NOT 0 1/2" 1" 2 7•�I. 1 9-04'00'
a 1 REGULATORY BUILDING CODE 7/2023 MDP MEASURE1"THEN DRAWING CHARLOTTE, NORTH CAROLINA28273 9.0 MGD EXPANSION
a� o REV ISSUED FOR DATE BY IS NOT TO FULL SCALE ISSUED FOR CONSTRUCTION 30
U- a

// / / / / /j/ i�i�/ // // /�//////���� ����j/ / // / / / / / / / / NOTES.
1. REPLACE EXISTING CATCH BASIN CB-K1 AND PIPING
WITH NEW STRUCTURE AND PIPING OF EQUIVALENT
SIZE AND ELEVATION. SEE DRAWING C41.
N 2. CONTRACTOR TO COMPLETE INSTALLATION
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CAR91 UNION COUNTY
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\ I 552 \ \
\\ SECONDARY /� \\\ \\ 552 �\ \ NOTES.
' \ CLARIFIER 1 \�/ \ \ \ \\\ 1. CONTRACTOR TO COMPLETE INSTALLATION
/ \\ TOS:554.93 \ \ I \ DURING A PERIOD OF DRY WEATHER OVER THE
551
SECONDARY \\ \\ \\ I \\ \\ COURSE OF FIVE (5) DAYS.
CLARIFIER 4 �` \ \ . . . . . . . . . . . \
TOS: 555.00 \
[440] \ \\ 1
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C-32-0520 \\
549 . 7 I \
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\ I CURB AND GUTTER, TYP
I \\\ 40 LF CONCRETE SWALE INV 547.15 I C-32-0530
549 . 3 X , @1.0°,° , . . . . . . . . . . . . . . . .
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EX SD CB C3A
/ GRATE:547.59
R= 50' INV IN:543.87 El 30"
\ INV OUT.543.58
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SECONDARY I I A \ GRATE:548.00
CLARIFIER 2 —•- — INV 546.75 r -- �_ 'ri �� INV OUT.544.28 CONCRETE SWALE
I TOS:554.93 i i A i i i SD RCP i� .
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C-22-0303 C-22-0304
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EX SD CB C3 \ \
GRATE:546.29 \ \
INV IN:539.43 / . . . . . . . . . . . . . . . . . . \
\\\ \\ \ INV IN:542.86 \
\ / \ INV OUT:539.43 I \
. . . . . . . . . . . . . . . . . . . . \\
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ENGINEER: M. PARKER
DATE: J U LY 2023 �
�N CA/Y UNION COUNTY
DESIGNED BY: L. BENNETT =��OFESS���Ir-I��9 NORTH CAROLINA HAZEN NO.: 30831-061 z
Z� coFINAL GRADING AND DRAINAGE p
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Uco ^ AWING
CHECKED BY: J. STRUVE 'C' FiVGI NE�� ��� HAZEN AND SAWYER ENLARGED PLAN AND SECTION IDv�ER °
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a o MEASURE 1"THEN DRAWING CHARLOTTE, NORTH CAROLINA 28273 9.0 MGD EXPANSION C35
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I INFLUENT PUMP � NOTES.
STATION 2
C41 �\ [160] 1. THERE SHALL BE NO TAPS, PIPING BRANCHES,
1 /INFLUENT UNAPPROVED BYPASS PIPING, HYDRANTS, FIRE
1 \\ \
PUMP DEPT CONNECTION POINTS, OR OTHER WATER
SCREENING I STATION 1 / I USING APPURTANANCES CONNECTED TO THE
FACILITY SUPPLY LINE BETWEEN ANY WATER METER AND
INFLUENT \ / REQUIRED BACKFLOW PREVENTERS.
ELECTRICAL
BUILDING \ / 2. SEE NOTES ON DRAWING C10 FOR ADDITIONAL
INFLUENT REQUIREMENTS.
JUNCTION
BOX I \ / f I ' 3. PERFORM CLEANOUT OF THE AERATION
DISTRIBUTION STRUCTURE. THE CONTRACTOR
f \\ \ SHALL COORDINATE WITH THE OWNER TO REMOVE
AND DISPOSE OF ALL ACCUMULATED SOLIDS
\ / / (RAGS, SAND, DEBRIS, ETC.) FROM THE COMMON
CHANNEL AND DISTRIBUTION BAYS.
ODOR CONTROL -� I I INTERRUPTIONS TO THE PLANT OPERATIONS
INFLUENT[140] \ \ SHALL BE AVOIDED.
\ \ \ DUALSTANDBY
\ \ GENERATORS
x
f G\ON
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HANDLING CLARIFIER 6 CLARIFIER 5 I I
BUILDING AERATION TANK 5 III \ I
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ODOR I DIGESTER 4 DIGESTER 3 _ RAS PUMP STATION B \
I CONTR OL DOSE � I � `[480] N I N I \
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�— -- DIG. 1 DI). 2 I SECONDARY CLARIFIER 4 I x STRUCTURE, SEE NOTE 3
I I 11 CLARIFIER 3 r [440] I N
EFFLUENT OUTFACE
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HEADWALL [680] GRIT REMOVAL I SECONDARY —SECONDARY I FACILITY
CLARIFIER 2 CLARIFIER 1 r rN
EX OUTFACE ULTRAVIOLET I RAS PUMP 1 N AERATION TANK 2 N
\ DISINFECTION ❑ STATION A N — Ix
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ENGINEER: M. PARKER
DATE: J U LY 2023 �
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ENGINEER: M. PARKER
DATE: J U LY 2023 �
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DESIGNED BY: L. BENNETT =��OFESS/o����9 NORTH CAROLINA HAZEN NO.: 30831-061 z
DRAWN BY: T. BARNES SEAL STORM DRAINAGE o
00 o N 26432 _ CIVIL CONTRACT NO.: 1
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a o MEASURE 1"THEN DRAWING CHARLOTTE, NORTH CAROLINA 28273 9.0 MGD EXPANSION C41 �
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CHEMICAL FACILITY
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550 EX 12" As 550
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0
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20 LF 5" RCP @ 2.00 a
540 37 F 15" R P @ 2. 0% 540
/ 46 LF 18" RC @ 1.00 Y.
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530 530
-0+10 0+00 1+00 2+00 3+00 4+00 z 5+00 / 15 45 1 6+00
PROFILE
HORIZONTAL SCALE: 1" = 20' ;I I CHEMICAL FACILITYI /
VERTICAL SCALE: 1"=4' __ ___-- l -- — I;'. I \ / PROP H-C3 / 1 [740] /
v I i \ •��- ----- ----- GRATE: 55?/.64Lo
/
INV IN: 55 03 / 9 LF " RCP @ 5.0 o I
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GRATE: +� SYSTEM B-CONNECTION 2, �.JI / ❑ / y�
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\I I INV IN: 539.4,3 PR CB-C3A I
I�f IV-OUT:539.18 G ATE: 547.59
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RIM: 546.66 ��jL
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GRATE: 545.49 INV OUT: 5 .22 �
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IN
97 LF 24" RCP @ 1.00 /° �"� , 124 L� 15" RC @ 1.0 % I \ SEE DRAWING C68
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CONNECT EX 15" RCP / / PROP MH-C3E
\ \ \\ \ PROP STORM DRAIN TO NEW MH ' ❑ i /
\ \ \ RIM: 551.33 �y
\ \ \ \ \� \ \ / I EX 15' RCP PROP MH-C3D / / —
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�\ \\ \ \ \\\� \ \\\ ❑ I SEE PROFILE 1/C43 I �v / INV IN: 543.65 / / /
M �\ \\ \ \ \ \\ \ \ \\ �o�o ---�— — / — _— ———————
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GRATE:548.00 �/ / Ij
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PLAN 20 10 0 20' z
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ENGINEER: M. PARKER
DATE: J U LY 2023 �
CA/? UNION COUNTY
DESIGNED BY: L. BENNETT =��CD Q,OFESS/��1��9 NORTH CAROLINA HAZEN NO.: 30831-061 z
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DRAWN BY: T. BARNES SEAL
STORM DRAINAGE CONTRACT NO.: 1 Ov
o N 26432 _ CIVIL
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IF THIS BAR DOES NOT 0 1/2" 1" 107{)1 W 5-04'00' 9101 SOUTHERN PINE BOULEVARD c)
a 1 REGULATORY BUILDING CODE 7/2023 MDP MEASURE 1"THEN DRAWING CHARLOTTE, NORTH CAROLINA28273 9.0 MGD EXPANSION
j� o REV ISSUED FOR DATE BY IS NOT TO FULL SCALE ISSUED FOR CONSTRUCTION
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550 550
EX GRADE
TTF
1U 1-1- ILI
RCP @
1.00%
540 540
22 LF 15" RCP 1.00%
�24 LF 15" RCP Ca 1.00%
535 1 1 535 540 1 1 540
-0+10 0+00 0+45 -0+10 0+00 0+40
PROFILE - CONNECTION 1 PROFILE - CONNECTION 2
HORIZONTAL SCALE: 1" = 10' HORIZONTAL SCALE: 1" = 10'
VERTICAL SCALE: 1"=2' VERTICAL SCALE: 1"=2'
PROP CB-C4A / x—X\
GRATE: 546.95 /
INV IN: 542.72 PROP STORM DRAINAGE SYSTEM B,
/ �-JNV OUT: 54 2 / I / f SEE SHEET C42
y ROP MH- 4 \ — , / \� l M I '
GRATE: 46.66 \ / ��2Z�, I I I N
INV IN. 38.72 / / \ ;^��
N i 22 LF 15" RCP 10 LF 15" RCP / 1
INV : 542.50 —�
N OUT: 538.22 \ —
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N / I
N \ PROP YI-C4B PROP CB-C3A \
N \ G ATE: 547.59 PROP Y C3�
INV OUT5542.82 Ij
GRAT 47. 0
PROP STORM DRAINAGE SYSTEM B, _ I I IN: 543.03
/ \ I INV IN: 543.03 \� INV Ot� I: 543�27
EE SHEET C42 INV OUT: 543.03
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\�
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TRUCK PARKING PLAN - CONNECTION 1 PLAN - CONNECTION 2 SCALE: 1" — 10' z
CANOPY[800] SCALE: 1" = 10' SCALE: 1" = 10'
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ENGINEER: M. PARKER
DATE: J U LY 2023 �
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DESIGNED BY: L. BENNETT =��CD C�jOFESS/o�1��9 NORTH CAROLINA HAZEN NO.: 30831-061 z
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DRAWN BY: T. BARNES SEAL
STORM DRAINAGE CONTRACT NO.: 1 OCD Q, v
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DRAWING
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M w 9101 SOUTHERN PINE BOULEVARD c)
Q 1 REGULATORY BUILDING CODE 7/2023 MDP IF THIS BAR DOES NOT 0 1/2" 1" 2 (47. 1 7-04'00'
a o MEASURE 1"THEN DRAWING CHARLOTTE, NORTH CAROLINA 28273 9.0 MGD EXPANSION C43
a� o REV ISSUED FOR DATE gY IS NOT TO FULL SCALE ISSUED FOR CONSTRUCTION
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