Drawings and Specifications_W912P824B0053.pdf

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New Orleans District of Engineers US Army Corps

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G-01

BAYOUS CHENE, BOEUF AND BLACK

SOLICITATION NO. W912P824B0053

ATCHAFALAYA RIVER

TERREBONNE PARISHES, LOUISIANA

ASSUMPTION, ST. MARY, AND

ISLAND CUTOFF

BAYOU CHENE AND AVOCA

CIVIL BRANCH

THIS PROJECT WAS DESIGNED BY THE

NEW ORLEANS DISTRICT CORPS OF

ENGINEERS. THE INITIALS OR SIGNA-

TURES AND REGISTRATION DESIGNA-

TIONS OF INDIVIDUALS APPEAR ON

THESE PROJECT DOCUMENTS WITHIN

THE SCOPE OF THEIR EMPLOYMENT AS

REQUIRED BY ER 1110-1-8152. SIGNA-

TURES INDICATE OFFICIAL RECOMMEN-

DATION OF ALL DRAWINGS IN THIS SET.

APPROVED BY:

DISTRICT COMMANDER CHIEF ENGINEERING DIVISION

APPROVAL RECOMMENDED BY:

CIVIL BRANCH

CHIEF

TL

MAINTENACE DREDGING

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LOCATION

OF WORK

INDEX OF DRAWINGS

TABLE OF ABBREVIATIONS

EL

X-COORDINATE

Y-COORDINATE

PIPELINE

NORTH

DWG

VERTICAL

FT

STATION

MEAN LOW GULF

CENTERLINE

ELEVATION

DRAWING

LOUISIANA

FORESHORE

MINIMUM

FEET

DELTA

RADIUS

TANGENT

LENGTH

POINT CURVE

X

Y

C/L

P/L

N

LA

STA

F.S.

V

MIN

NAVD88

D

R

T

L

MLG

PC

MEAN LOWER LOW WATER

NORTH AMERICAN VERTICAL DATUM 88

NOT TO SCALE

AZIMUTH

NTS

AZ

MLLW

H HORIZONTAL

PLAN SHEET - BAYOU BOEUF, BLACK AND CHENE

PLAN SHEET AND DISPOSAL AREA #6

PLAN SHEET AND DISPOSAL AREA #2A AND #2B

PLAN SHEET AND DISPOSAL AREAS 3A AND 3B

PLAN SHEET AND BAYOU PENCHANT DISPOSAL AREAS

PLAN SHEET AND AVOCA LAKE DISPOSAL AREA

SPD SINGLE POINT DISCHARGE

BAYOU BOEUF CROSS SECTIONS

PLAN SHEET - BAYOU BOEUF

PLAN SHEET - BAYOU BLACK

PLAN SHEET - BAYOU BLACK AND BAYOU CHENE

PLAN SHEET

PLAN SHEET AND LAKE GASCHA DISPOSAL AREA

BAYOU BLACK CROSS SECTIONS

BAYOU BLACK AND BAYOU CHENE CROSS SECTIONS

BAYOU CHENE CROSS SECTIONS

BAYOU BLACK AND BAYOU CHENE PROFILES

BAYOU CHENE AND BAYOU BOEUF PROFILES

GENERAL LEGEND

CORPS GAGE LOCATIONS

CHANNEL CENTERLINE

BOTTOM EDGE OF CUT

FORESHORE DIKES

PIPELINES

2 RIVER MILE MARKERS

DISPOSAL AREA

LIGHT

ACCESS COORIDORS

NO WORK AREA

LOCATION MAP

A R K A N S A S

SHREVEPORT

MONROE

VICKSBURG

NATCHEZ

ALEXANDRIA

MORGAN CITY

BATON ROUGE

L O U I S I A N A

T E X A S

N

LAKE

PONTCHARTRAIN

LAKE

BORGNE

G U L F O F

M E X I C O

NEW

O LE NS

V IC IN IT Y M A P

LAKE CHARLES

PROJECT

LOCATION

AR

05 5 10 MILES

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IP

P I

DWG DESCRIPTION

C-06

G-02

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G-01

G-02

G-03

C-01

C-02

C-04

C-26

COVER SHEET

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C-07

GENERAL LEGEND

LOCATION MAP, VICINITY MAP, INDEX OF DRAWINGS, ABBREVIATION AND

C-11 C-08-

ATCHAFALAYA RIVER AND BAYOUS CHENE, BOEUF AND BLACK

BAYOU CHENE AND AVOCA ISLAND CUTOFF

ASSUMPTION, ST. MARY, AND TERREBONNE PARISHES, LA

GENERAL NOTES AND VERTICAL CONTROL

MAINTENANCE DREDGING

C-01A

C-01B

C-01C

C-03

C-04A

C-14 C-12-

C-15

C-25 C-16-

C-27

C-05

ST. MARTIN PH.

ST. MARY PH.

A t c h a f a l a y a

B a y

T e c h e

L O

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A

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R

IV

E R

Sixmile Lake

L a k e

P a lo u r d e

Morgan City

Patterson

WATERWAY

W A

X

L

K E

O U

T L E

T

EAST AND WEST

CALUMET FLOODGATES

BERWICK LOCK

LOCK

BAYOU BOEUF

P O N T A U F E R

S L A N D

Shell Is.

Point au Fer

ATCHAFALAYA DELTA WILDLIFE

MANAGEMENT AREA

45'

30'

15'

TERREBONNE PH.

Houma

Thibodaux

L a k e d e C a d e

L a k e

L a k e T h e r io t

P e r c h a n t

GULF

H O

U M

A N

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B a y o u

B a y o u d u

L a r g e

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C-01BC-01

C-01C

C-02

C-03

C-04

C-05

C-06

C-07

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-0.7' MLLW = 0.0' NAVD88 = +2.9' MLG (1983 ADJUSTED)

LOCATION: X = 3,307,624.42, Y = 377,838.19

GAGE: DOWN LOWER ATCHAFALAYA RIVER APPROX.

14 MILES TO GAGE, OFF RIGHT BANK AT LOWER

END OF SWEE BAY LAKE

G-03

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OR ANY ARCHEOLOGFICAL SITE AS SHOWN.

WITH PERSONEL OR EQUIPMENT IN THE "NO WORK AREAS"

2) THE CONTRACTOR WILL NOT BE PERMITTED TO ENCROACH

OFFICER'S REPRESENTATIVE.

THE EXISTING CABLE BARRIER WITH THE CONTRACTING

1) CONTRACTOR SHALL COORDINATE ENTRANCE BEYOND

NOTES FOR C-03:

GENERAL NOTES: GAGE INFORMATION:

BAYOU BOEUF AT AMELIA - 52800

LOCATION: X = 3,355,427.48, Y = 432,338.60

GAGE: LOCATED ON RIGHT SIDE OF DOCK OWNED BY

PIPE DISTIBUTION, INC

0.0' NAVD88 = +1.7 MLG (1983 ADJUSTED)

AVOCA ISLAND CUTOFF SOUTH OF MORGAN CITY - 03820

GAGES SET TO 0.0' NAVD88

ANCHORS IN THE VICINITY OF CURVE 13.

BANK AS SHOWN. CONTRACTOR SHALL USE CAUTION WHEN PLACING/MOVING

4) GABIONS EXTEND TO THE BOTTOM EDGE OF CUT ALONG RIGHT DESCENDING

RESULTING FROM INGRESS/ EGRESS TO THE DISPOSAL AREA 6.

3) CONTRACTOR SHALL REPLACE/REPAIR ANY DAMAGE TO EXISTING DIKE

ANY RUTTING PRIOR TO DEMOBILIZATION.

VEGETATION. CONTRACTOR SHALL GRADE GROUND SURFACE TO REMOVE

CONTRACTOR SHALL MINIMIZE CLEARING AND DISTURBANCE OF EXISTING

DISPOSAL AREA #6 WILL BE ALLOWED AS SHOWN ON THE CONTRACT DRAWINGS.

2) TWO 200- FT WIDE PIPELINE ACCESS CORRIDORS ACROSS THE EXISTING

ARCHEOLOGICAL SITE AS SHOWN.

PERSONEL OR EQUIPMENT IN THE " NO WORK AREAS" OR ANY

1) THE CONTRACTOR WILL NOT BE PERMITTED TO ENCROACH WITH

NOTES FOR C-02 AND C-07:

CONDITIONS THAT EXISTED BEFORE USE OF THE DISPOSAL AREA.

CANAL TO DETERMINE IF DREDGING IS NEEDED TO RESTORE IT TO

BEFORE AND AFTER CROSS SECTIONS SHALL BE TAKEN OF THE BACK

STEPS NECESSARY TO PREVENT MATERIAL FROM ENTERING CANAL.

DISPOSAL AREAS IS PROHIBITED. CONTRACTOR IS TO TAKE WHATEVER

3) DREDGE MATERIAL OVERFLOW TO THE BACK CANAL EAST OF THE

DISPOSAL AREA.

2) MATERIAL FOR DIKE CONSTRUCTION SHALL BE TAKEN FROM WITHIN

2-FOOT ABOVE EXISTING GROUND ELEVATION.

ELEVATION OF +5.0 NAVD88. MATERIAL WITHIN 3B SHALL BE PLACED TO

BOUNDED BY SHORELINE AND EARTHEN DIKE WILL HAVE A MAMIMUN

OF 2-FOOT ABOVE EXISTING GROUND ELEVATION. OPEN WATER PORTION

1) MATERIAL PLACED WITHIN DISPOSAL AREA 3A SHALL BE A MAXIMUM FILL

NOTES FOR C-05:

EQUIPMENT IN THE "NO WORK AREAS" OR ANY ARCHEOLOGICAL SITE AS SHOWN.

3) THE CONTRACTOR WILL NOT BE PERMITTED TO ENCROACH WITH PERSONEL OR

THE DISPOSAL AREA.

AREA. ANY TREES REQUIRED TO BE CLEARED SHALL BE WINDROWED WITHIN

BLACK DISPOSAL AREAS SHALL BE BORROWED FROM WITHIN THE DISPOSAL

2) MATERIAL NECESSARY FOR DIKE MAINTENANCE IN BAYOU

SHALL BE PLACED IN AVOCA #6.

AN ELEVATIONS RESTRICTIONS. MATERIAL BELOW STATE'S CLOSURE STRUCTURE

BLACK DISPOSAL AREAS 2 AND 3. SITES ARE UPLAND DISPOSAL AREAS WITHOUT

1) MATERIAL ABOVE THE STATE'S CLOSURE STRUCTURE SHALL BE PLACED IN BAYOU

SHEET C-01:

BAYOU CHENE NOTES:

AREA 3, SHALL BE VIA CANAL SHOWN ON DRAWINGS.

BAYOU BLACK BANKLINE. ACCESS TO BAYOU BLACK DISPOSAL

4) ACCESS TO BAYOU BLACK DISPOSAL AREAS 1 AND 2, SHALL BE VIA

SHALL BE WINDROWED WITHIN THE DISPOSAL AREA.

WITHIN THE DISPOSAL AREA. ANY TREES REQUIRED TO BE CLEARED

FOR DISPOSAL AREAS 1, 2 AND 3 SHALL BE BORROWED FROM

3) MATERIAL NECESSARY FOR DIKE CONSTRUCTION/MAINTENANCE

BANK SIDE OF DISPOSAL AREA AND FLOW IN A NORTHWESTERLY DIRECTION.

2) DISPOSAL OF MATERIAL WILL START ALONG THE BAYOU BLACK

UPLAND DISPOSAL AREAS WITHOUT AN ELEVATION RESTRICTION.

WITHIN DISPOSAL AREAS BLACK BAYOU 1, 2 AND 3. SITES ARE

1) MATERIAL FROM C/L STA. 4+00 TO 250+00 SHALL BE PLACED

BAYOU BLACK NOTES:

BAYOU BOEUF.

3) UPON COMPLETION OF WORK, THE ENTIRE PIPELINE SHALL BE REMOVED FROM

WITH SLIP OWNERS, TO ALLOW ACCESS TO SLIPS

DOWN TO BAYOU BLACK DISPOSAL AREAS. CONTRACTOR WILL COORDINATE

2) THE DISCHARGE LINE SHALL RUN ALONG NORTH BANK OF BAYOU BOEUF

AREA WITHOUT AN ELEVATION RESTRICTION.

WITHIN BAYOU BLACK DISPOSAL AREAS 2 AND 3. SITES IS UPLAND DISPOSAL

1) MATERIAL FROM C/L STA. 0+00 TO 187+00.39 SHALL BE PLACED

BAYOU BOEUF NOTES:

ON DRAWING.

2) BORROW AND ACCESS FOR EARTHEN DIKE SHALL BE VIA CHANNEL SHOWN

DIRECTION TOWARDS THE OVERFLOW AREA.

ELEVATION. MATERIAL SHALL BE DIRECTLY DISCHARGED IN SOUTHERLY

1) MATERIAL TO BE PLACED 2-FOOT ABOVE EXISTING GROUND

NOTES FOR C-04:

ARE ADHERED TO AND IN PLACE.

PROVIDED THAT THE ENGINEERING CONTROLS DESCIBED IN NOTES 1 THROUGH 6

DREDGE EFFLUENT ACROSS (OUTSIDE OF) THE DISPOSAL AREA BOUNDARIES I ALLOWABLE

TO PROTECT SENSITIVE AREA (AS DESCRIBED IN NOTES 5 AND 6). THE OVERFLOW OF

(AS DESCRIBED IN NOTE 1 THROUGH 4) AND THE CONSTRUCTION OF EARTHEN DIKES

THROUGH THE CONTROLLED AND DIRECTED DISCHARGE OF DREDGED MATERIAL

NOTE 5). THE PARTIAL CONTAINMENT DREDGED SLURRY SHALL BE ACCOMPLISHED

6) DISPOSAL AREA BOUNDARIES ARE DEFINED BY DASHED LINES (AS DESCRIBED IN

ADJACENT WATERS INSIDE THE DISPOSAL AREA AND ADJACENT TO THE DIKE.

DIKE ALIGNMENT. BORROW FOR THE LOWER CAMP ACCESS DIKE SHALL BE FROM

WATERS OF LAKE GASCHA OUTSIDE OF THE DISPOSAL AREA AND PARALLEL TO THE

ON DRAWING C-04A. BORROW FOR THE NORTH DIKE SHALL BE FROM THE ADJACENT

AREA, EARTHEN DIKES SHALL BE CONSTRUCTED AT THE TWO LOCATIONS SHOWN

5) IF THE CONTRACTOR USES ANY PORTION OF THE LAKE GASCHA DISPOSAL

POINT.

MATERIAL BEGINS TO STACK ALONG THE SHORELINE TOWARDS THE DISCHARGE

4) THE DISCHARGE LINE SHOULD BE PERIODCALLY MOVED AS THE DREDGED

ELEVATION AT THE TIME OF DISPOSAL.

AND MAY BE FIELD ADJUSTED DEPENDING ON OBSERVED SURFACE WATER

3) MAXIMUM SLURRY ELEVATION SHALL BE APPROXIMATELY +5.0 FEET NAVD88,

SHORELINE TO MAXIMIZE STACKING OF MATERIAL.

2) DREDGED MATERIAL DISCHARGE SHOULD BE DIRECTED TOWARDS THE

FEET FROM THE LAKE'S SHORELINE WITHIN THE DISPOSAL AREA.

DISCHARGE POINTS SHOULD BE ESTABLISHED APPROXIMATELY 500 TO 1000

1) IF THE CONTRACTOR ELECTS TO USE THE LAKE GASCHA DISPOSAL AREA,

NOTES FOR C-04A:

EXISTED DUE TO DISPOSAL MATERIALS ENTERING BAYOU PENCHANT.

TO DETERMINE IF DREDGING IS NEEDED TO RESTORE TO CONDITIONS THAT

5) BEFORE AND AFTER CROSS SECTIONS SHALL BE TAKEN OF BAYOU PENCHANT.

OPPOSITE BAYOU PENCHANT.

MANNER TO ENSURE THAT EFFLUENT EXITS THE ROCK DIKES AT CORNERS

4) DISCHARGE EFFLUENT MUST BE DIRECTED TOWARDS SHORELINES AND IN A

3.0' M.L.G.

+6.0 FEET NAVD88. CONTRACTOR SHALL PIPE-UP IF MATERIAL STACKS HIGHER THAN ELEVATION

3) MATERIAL IS TO BE DISPOSED TO A MINIMUM ELEVATION OF

2) DISCHARGE POINT SHALL INCLUDE A BAFFLE PLATE.

ROCK DIKES TO LIMIT THE OVERFLOW OF DREDGED EFFLUENT INTO BAYOU CHENE AND PENCHANT.

1) DIKE CONSTRUCTION AND REFURBISHMENT MAY BE REQUIRED INSIDE OF THE EXISTING

NOTES FOR C-06:

IDENTIFY DISCHARGE POINTS.

CONSTRUCTED AT THE WESTERN MOST SIDE AS SHOWN. CONTRACTOR SHALL

8) DISPOSAL AREA 6 WILL BE AN UNCONFINED, WITH EXCEPTION OF DIKE TO BE

REPLACED PRIOR TO DEMOBILIZATON.

7) PORTIONS OF THE CABLE BARRIER REMOVED FOR ACCESS SHALL BE REPAIR/

6) CONTRACTOR SHALL BE AWARE OF SHALLOW WATER DEPTHS IN AVOCA LAKE.

BALD EAGLE NESTING SEASON FROM 1 OCTOBER THROUGH 15 MAY.

CONSTRUCTION, PIPELINE MOVEMENT, RUNNING AIRBOATS, ETC) DURING

LONG AS THERE IS NO DISRUPTIVE CONSTRUCTION WORK (INCLUDING DIKE

5) EFFLUENT DISCHARGE FROM DISPOSAL AREA #6 IS PERMITTED, AS

0 600'

SCALE:1"=600'

1200'

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

CURVE

4,840.02' 1°11'01.65"

CHANNEL CURVE DATA

1°59'58.40"

3°30'01.21"

LENGTH OF CURVE

290.87'

356.72'

1,357.90'

DELTATANGENT

290.87'

178.59'

720.77'

7°07'58.03"

INFLECTION

6°52'41.96"

47°31'52.29"

RADIUS

2,865.43'

1,636.87'

C-01A

B A

Y O

U B

L A

C K

P L

A N

S H

E

C

-0 A

.D G

N

X= 3377078.29, Y= 422777.05

C/L STA. 4+00

WORK AND DREDGING

APPROX. UPPER LIMIT OF

S H E E T C -0 B

M A T C

H L

IN

' 3

' 3

,3

,0

,0

' 0

' 0

,0

,0

'3

'3

,0

,0

'0

'0

,0

,0

,0

,0

'3

'0

'3

'3

,0

'0

,0

'3

414,000 414,000

29°38'30" 29°38'30"

417,000 417,000

420,000 420,000

423,000 423,000

29°39'00" 29°39'00"

29°39'30" 29°39'30"

29°40'00" 29°40'00"

B A

Y

U

B

L A

C K

4 5,736.87' 13°44'55.86" 691.64' 0°59'55.42" 1,376.64'

Y= 423177.01 X= 3377084.11

P.C. C/L STA 0+00.00

Y = 415811.04

X = 3373359.72

P .C . C /L S

TA 86+58.55

Y = 416589.80

X = 3374486.55

P .T. C

/L S

TA 72+81.91

Y = 417075.43

X = 3375411.33

P .C . C /L S

TA 62+37.38

Y= 418104.95 X= 3376231.38

P.T. C/L STA 48+79.48

Y= 420543.34 X= 3376872.22

P.C. C/L STA 23+58.29

Y= 420893.07 X= 3376941.21

P.T. C/L STA 20+01.57

Y= 421553.15 X= 3377029.13

P.C. C/L STA 13+35.66

Y= 422132.29 X= 3377071.15

P.T. C/L STA 10+44.79

C U

R V

E

C U

R V

E

C U

R V E

C U R

V E

DISPOSAL AREA 1

BAYOU BLACK

/1

/2

A N

S I

D

S C

O T

T C

L E

M E

N T

S .A

.C

NEW ORLEANS DISTRICT

S O

L

IC

IT

A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

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D

2 3

C

4 5

A

B

M A

R K

A P

P R

D A

T E

F

IL

E N

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B E

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S I Z

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P L

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S C

A L

E P

L O

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A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

T

N E

W O

R L

E A

N S

L

O U

IS

IA

N A

H -1

-4

S C

O T

T C

L E

M E

N T

B A

Y O

U S

C H

E N

E

B O

E U

F A

N D

B L

A C

K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N

S T

M

A R

Y A

R R

E B

O N

N E

P A

R

IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

G

DISPOSAL AREA 1

BAYOU BLACK

DISPOSAL AREA 2

BAYOU BLACK

DISPOSAL AREA

BAYOU BLACK

(SEE NOTES, SHEET G-03)

DISPOSAL AREA #3

FOR BAYOU BLACK

PIPELINE ACCESS

/1

/2

A N

S I

D

S C

O T

T C

L E

M E

N T

S .A

.C

NEW ORLEANS DISTRICT

S O

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A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

D

2 3

C

4 5

A

B

M A

R K

A P

P R

D A

T E

F

IL

E N

U M

B E

R

S I Z

E

S U

B M

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E D

B Y

P L

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S C

A L

E P

L O

T D

A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

T

N E

W O

R L

E A

N S

L

O U

IS

IA

N A

H -1

-4

S C

O T

T C

L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N S

T M

A R

Y A

R R

E B

O N

N E

P A

R

IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

0 600' 1200'

SCALE

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023.

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

CURVE

CHANNEL CURVE DATA

3°30'01.21"

LENGTH OF CURVE

1,357.90'

DELTATANGENT

720.77'

INFLECTIONRADIUS

1,636.87'

5 2,674.622°13'27.78"1,472.01'2,575.80'

C-01B

P L

A N

S H

E E

T

B A

Y O

U B

L A

C K

A N

D B

A Y

O U

C H

E N

E

'3

,0

' 0

,0

'3

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

' 3

' 0

'3

'0

' 3

' 0

'3

'0

29°38'30"

417,000 417,000

414,000 414,000

29°38' 0" 29°38' 0"

411,000 411,000

29°37'30" 29°37'30"

408,000 408,000

47^31'52.29"

4 5,736.87' 691.64' 0°59'55.42" 1,376.64'

6 1,297.19' 3,236.13' 4°25'00.84" 3,086.18'

7 3820.55' 618.58' 1°29'58.83" 1,226.52'

8 3,483.39' 53°42'19.90" 1,746.95' 1°39'58.87" 3,232.67'

C /L S

T A .0

A N

D D

R E

D G

IN

G B

A Y

O U C

H E

P P

R O

X L

IM

IT

O

F W

O R

K

18°23'37.53"

136°18'48.60"

59°29'37.86"

13°44'55.86"

47°31'52.29"

S H E E T C -0 A

M A T C

H L

H

E E T C -0

B

M A T C

H L

IN

E

B

AY

O U

B

LA

C

K

Y=

.6

X=

9.

P.

C . C /L S

TA

+0 7.

Y

.4

X

.8

P .C . C /L S

T A

.1

Y

.5

X

.4

P .T C /L S

T A

.4

Y

.8

X

.2

P .C C /L S

T A

.4

Y

.2

X

.7

P .T C /L S

T A

.9

Y

.2

X

.1

P .C C /L S

T A

.5

Y= 409004.47

X= 3369684.67

P.T. C/L STA 171+75.38

Y= 410591.77

X= 3369375.89

P.C. C/L STA 155+58.32

Y= 413010.81

X= 3370195.77

P.T. C/L STA 128+83.70

Y = 415811.04

X = 3373359.72

P .C . C /L S

TA 86+58.55

Y = 416589.80

X = 3374486.55

P .T. C

/L S

TA 72+81.91

Y = 417075.43

X = 3375411.33

P .C . C /L S

TA 62+37.38

Y= 418104.95 X= 3376231.38

P.T. C/L STA 48+79.48

C U

R V E

C U R

V E

C U

R V

E

C U R

V E

CURVE #7

CURVE #8

C U

R V

E

PLATFORM

EXISTING

4" SWD PIPELINE

12" GAS AND

EXPLORATION CO.

MERIDIAN RESOURCE &

4" SWD PIPELINE

& EXPLORATION CO.

MERIDIAN RESOURCE

HEATER PLATFORM

METER PLATFORM

4" SWD PIPELINE

8" GAS PIPELINE &

EXPLORATION CO

MERIDIAN RESOURCE &

APPROX. C/L STA. 184+21.71

EL. -28.0 M.L.G

20" PIPELINE

WILLIAMS GAS PIPELINE CO.

APPROX. C/L STA. 246+81.83

EL. UNKNOWN

8" PIPELINE

TENNESSEE GAS PIPELINE

Y

.3

X

.8

P .C

C /L S

T A

.0

Y=4

2.

X=3

.9

P.

T.

C /L S

TA

+4 7.

Y=

.6

X=

9.

P.

C . C /L S

TA

+0 7.

Y

.4

X

.8

P .T

C /L S

T A

.2

Y= 416688.03 X= 3353334.17

P.C. C/L STA 63+65.1658

Y= 419139.61 X= 3354399.97

P.T. C/L STA 36+91.93

Y= 421907.74 X= 3355028.28

P.C. C/L STA 8+36.65

Y

.5

X

.4

P .T C /L S

T A

.4

Y= 422743.85 X= 3355058.58

P.C. C/L STA 0+00.00

C U

R V

E

C U

R V

E

CURVE #23

N

Y= 422473.44

X= 3355048.76

C/L STA. 4+00

WORK AND DREDGING

APPROX. UPPER LIMIT OF

SHEET C

-01MATCH LI

NE

BOEUF

,0

'3

,0

,0

'3

,0

'3

,0

417,000

414,000

29°38' 0"

411,000

,3

,0

'3

,0

'3

,0

,0

'3

,0

29°38' 0"

411,000

29°38'30"

414,000

417,000

B A Y

,0

' 3

420,000

423,000

420,000

423,000

29°39'00"

29°39'30"

29°39'00"

29°39'30"

C

-0 C

.d g n

P L

A N

S H

E E

T

B A

Y O

U B

O E

U F

C-01C

CURVE

7,638.40' 0°45'00.37"

CHANNEL CURVE DATA

5°00'00.62"

1°11'58.52"

LENGTH OF CURVE

2,855.28'

1,7978'

3,587.46'

DELTATANGENT

1,4444.50'

1,447.92'

1,883.10'

103°17'03.09"

INFLECTION

59°29'37.86"

43°02'04.85"

RADIUS

1,145.88'

4,776.29'

24 89°48'44.53" 2,283.67' 2°30'02.63" 3,591.44''2,291.16'

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

0 600'

SCALE:1"=600'

1200'

/1

/2

A N

S I

D

S C

O T

T C

L E

M E

N T

S .A

.C

NEW ORLEANS DISTRICT

S O

L

IC

IT

A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

D

2 3

C

4 5

A

B

M A

R K

A P

P R

D A

T E

F

IL

E N

U M

B E

R

S I Z

E

S U

B M

IT

T

E D

B Y

P L

O T

S C

A L

E P

L O

T D

A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

T

N E

W O

R L

E A

N S

L

O U

IS

IA

N A

H -1

-4

S C

O T

T C

L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N S

T M

A R

Y A

R R

E B

O N

N E

P A

R

IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

4" SWD PIPELINE

12" GAS AND

EXPLORATION CO.

MERIDIAN RESOURCE &

4" SWD PIPELINE

& EXPLORATION CO.

MERIDIAN RESOURCE

HEATER PLATFORM

METER PLATFORM

APPROX. C/L STA. 59+59.82

EL. UNKOWN

5" SEWER PIPE LINE

J. RAY MCDERMOTT & CO.

APPROX. C/L STA. 88+00.09 C/L

EL. -28.0' M.L.G.

4" WATER PIPELINE

WATER WORKS DIST .3

ST. MARY PARISH

ELEV -28.8 M.L.G.

APPROX. C/L STA 101+99.19

20" GAS PIPELINE

COLUMBIA GULF TRANSMISSION CO.

8" GAS PIPELINE

EXPLORATION CO

MERIDIAN RESOURCE &

4" SWD PIPELINE

8" GAS PIPELINE &

EXPLORATION CO

MERIDIAN RESOURCE &

TTTTTTTTT APPROX. C/L STA. 3+79.41

TELEPHONE CABLES

SOUTH CENTRAL BELL

APPROX. C/L STA 4+36.04

EL. -20.3 M.L.G

4" WATER PIPELINE

J. RAY MCDERMOTT & CO

APPROX C/L STA. 8+35.91

EL. -30.0 M.L.G

12" PIPELINE

LA. INTRASTATE GAS CORP

APPROX. C/L STA. 34+57.22

EL. -28.79 M.L.G

ASSN, SUB-CABLE

SOUTHERN LA. ELECTRIC COOP

APPROX. C/L STA. 8+52.08

EL. -28.0 M.L.G

8" PIPELINE

GAS CORP

LA. INTRASTATE

C/L STA. 8+95.10

EL. -28.0 M.L.G

22" OIL PIPELINE

TEXAS PIPELINE CO.

/1

/2

A N

S I

D

S C

O T

T C

L E

M E

N T

S .A

.C

NEW ORLEANS DISTRICT

S O

L

IC

IT

A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

D

2 3

C

4 5

A

B

M A

R K

A P

P R

D A

T E

F

IL

E N

U M

B E

R

S I Z

E

S U

B M

IT

T

E D

B Y

P L

O T

S C

A L

E P

L O

T D

A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

T

N E

W O

R L

E A

N S

L

O U

IS

IA

N A

H -1

-4

S C

O T

T C

L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N S

T M

A R

Y A

R R

E B

O N

N E

P A

R

IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

CURVE

CHANNEL CURVE DATA

LENGTH OF CURVEDELTATANGENTINFLECTIONRADIUS

9 1,720.10'3°10'59"932.07'54°45'06"1,800.00'

10 1,432.44' 58°20'14" 799.53' 4°00'00" 1,458.48'

11 1,512.30' 39°34'51" 544.18' 3°45'57.51" 1,044.72'

M A

T C

H L

IN

E S

H E

E T C -0

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

0 600'

SCALE:1"=600'

1200'

BOEUF

LILY BOOM CUTOFF

,0

'3

,0

,0

'3

,0

'3

,0

,0

417,000

414,000

29°38' 0"

411,000

29°37'30"

408,000

,3

,0

,0

'3

,0

'3

,0

,0

'3

,0

29°37'30"

408,000

29°38' 0"

411,000

29°38'30"

414,000

417,000

N

C-01

C

-0 .D

G N

C /L S

T A .0

A N

D D

R E

D G

IN

G B

A Y

O U B

L A

C K

P

R O

X L

IM

IT

O

F W

O R

K

A N

D C

H E

N E

B A

Y O

U B

O E

U F

B

L A

C K

P L

A N

S H

E

SEE SHEET G-03

FOR GENERAL NOTES,

Y

.0

X .4

C /L . S

T A . 1

.3

B A Y

O U B

O E

U F

O F W

O R

K A

N D D

R E

D G

IN

G

A P P R

O X . L

O W

E R L

IM

IT

B A Y

/L S

T A .0

A N

D D

R E

D G

IN

G B

A Y

O U C

H E

P

R O

X L

IM

IT

O

F W

O R

K

S H

E E T C -0

B

M A T C

H L

IN

E

B

AY

O U C

H E N E

PLATFORM

EXISTING

4" SWD PIPELINE

12" GAS AND

EXPLORATION CO.

MERIDIAN RESOURCE &

4" SWD PIPELINE

& EXPLORATION CO.

MERIDIAN RESOURCE

HEATER PLATFORM

METER PLATFORM

APPROX. C/L STA. 59+59.82

EL. UNKOWN

5" SEWER PIPE LINE

J. RAY MCDERMOTT & CO.

APPROX. C/L STA. 88+00.09 C/L

EL. -28.0' M.L.G.

4" WATER PIPELINE

WATER WORKS DIST .3

ST. MARY PARISH

ELEV -28.8 M.L.G.

APPROX. C/L STA 101+99.19

20" GAS PIPELINE

COLUMBIA GULF TRANSMISSION CO.

8" GAS PIPELINE

EXPLORATION CO

MERIDIAN RESOURCE &

4" SWD PIPELINE

8" GAS PIPELINE &

EXPLORATION CO

MERIDIAN RESOURCE &

EL.-38.8' M.L.G.

APPROX C/L STA 335+33.03

8" DUAL PIPELINE

ENTERPRISE PIPELINE CO

APPROX. C/L STA. 246+81.83

EL. UNKNOWN

8" PIPELINE

TENNESSEE GAS PIPELINE

P .C C /L S

T A

Y

.5

X

.8

P .C . C /L S

T A

.3

CURVE #9

Y

.7

X

.6

P .T

C /L S

T A

.5

CURVE #1

Y

.6

X

.2

X .7

Y .5

P .T . C /L S

T A

Y 406739.209

X 3353225.280

P .T . C /L S

TA

363+

45.24

Y=407102.544

X=3354182.600

P.C . C

/L STA 353+00.60

CURVE #

Y .2

X

.2

P .C . C /L S

T A

.9

C U

R V E

Y

.3

X

.8

P .C

C /L S

T A

.0

Y=4

2.

X=3

.9

P.

T.

C /L S

TA

+4 7.

Y=

.6

X=

9.

P.

C . C /L S

TA

+0 7.

Y

.0

X

.4

C /L S

T A . 2

.7

P .T . C /L S

T A

.3

Y

.4

X

.8

P .C . C /L S

T A

.1

Y

.4

X

.8

P .T

C /L S

T A

.2

Y= 416688.03 X= 3353334.17

P.C. C/L STA 63+65.1658

Y

.5

X

.4

P .T C /L S

T A

.4

Y

.8

X

.2

P .C C /L S

T A

.4

Y

.2

X

.7

P .T C /L S

T A

.9

CURVE #7

CURVE #8

C U

R V

E

CURVE #23

C U

R V

E

(NO WORK AREA)

ARCHAEOLOGICAL SITE

DISPOSAL AREA 2

BAYOU BLACK

DISPOSAL AREA

BAYOU BLACK

(SEE NOTES, SHEET G-03)

DISPOSAL AREA #3

FOR BAYOU BLACK

PIPELINE ACCESS

/1

/2

A N

S I

D

S C

O T

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M E

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S .A

.C

NEW ORLEANS DISTRICT

S O

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F

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E N

A M

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Y

C K

D B

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D E

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IG

N E

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D E

S C

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IP

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2 3

C

4 5

A

B

M A

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A P

P R

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B E

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S I Z

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S U

B M

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B Y

P L

O T

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A L

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L O

T D

A T

E

D A

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M A

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D E

S C

R

IP

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N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

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E A

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D

IS

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L

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B A

Y O

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C H

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O E

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A N

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W

P

B

W

P

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X X

X

A T

C H

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A L

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IV

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H E

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C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

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A N

C E

D R

E D

G

IN

G

C-02

C -0

.d g n

P L

A N

S H

E E

T A

N D

D

IS

P O

S A

L A

R E

A

EXISTING GABIONS

APPROX LIMITS SHOWN

0 600'

SCALE:1"=600'

1200'

29°37' 0"

405,000

29°36'30"

402,000

,0

'3

,0

,0

'3

,0

,0

'3

,0

399,000

29°36' 0"

29°36'30"

402,000

405,000

M

ATCH LINE SHEET C-03

BAYOU C

HENE

BURKE CANAL

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

'3

,0

,0

'3

,0

29°36' 0"

399,000

29°37' 0"

,3

,0

,3

,0

,0

'3

M

T C

H L

IN

E S

H E

E T C -0

SEE SHEET G-03

FOR GENERAL NOTES,

CURVE

CHANNEL CURVE DATA

LENGTH OF CURVEDELTATANGENTINFLECTIONRADIUS

13 1,934.21'4°07'07"1,160.34'79°39'40"1,391.17'

N

11 1,512.30'

1,568.90' 91°17'56"

39°34'51"

1,605.48'

544.18' 3°45'57.51"

3°34'11" 2,500.57'

1,044.72'

Y= 403,453.66

X=3,345,592.12

14 4,224.59' 27°19'31" 1,026.92' 1°21'22" 2,008.29'

15 3,819.72' 1°30'00" 1,383.25' 39°48'50" 2,654.26'

16 3,820.77' 44°59'45" 1,582.45' 1°29'59" 3,000.55'

Y= 410,092.65

X= 3,343,499.30

Y= 406,620.87

X= 3,344,486.19

EL. +4.5' NAVD88

DISPOSAL AREA #6

(SEE NOTES G-03)

BE ALLOWED THESE AREAS

NO WORK OR ACCESS SHALL

APPROX. 800-FT.

RETENTION DIKE

EARTHEN

Y=407294.57

X=3340645.41

APPROX LOCATION

(IN A WESTERLY DIRECTION)

SINGLE POINT DISCHARGE

Y= 408,501.87

X= 3,337,875.19

Y= 407,747.89

X= 3,337,772.65

EXISTING DIKE

(SEE NOTES, SHEET G-03)

FOR DISPOSAL AREA #6

200' PIPELINE ACCESS

(NO WORK AREA)

ARCHAEOLOGICAL SITE

(SEE NOTES, SHEET G-03)

FOR DISPOSAL AREA #6

200' PIPELINE ACCESS

Y= 406,119.04

X= 3,341,940.97

Y= 403,859.09

X= 3,341,940.97

Y= 404,246.93

X= 3,346,113.97

Y= 403,453.66

X= 3,345,592.12

Y= 406,815.54

X= 3,345,250.32

Y= 407,205.04

X= 3,345,472.05

Y= 405,728.97

X= 3,347,676.69

DIA = 1,320

DIA = 1,320

DIA = 1,320

APPROX. 150-FT.

RETENTION DIKE

EARTHEN

Y= 409,019.64

X= 3,339,979.21

Y= 409,076.47

X= 3,340,109.94

EL.-38.8' M.L.G.

APPROX C/L STA 335+33.03

8" DUAL PIPELINE

ENTERPRISE PIPELINE CO

Y

.7

X

.7

P .C . C /L S

T A

.8

Y .3

X .1

P .T . C /L S

T A

Y= 404353.197 X= 3349196.204

P.T. C/L STA 420+69.037

Y= 405063.543 X= 3349167.743

P.T. C/L STA 413+58.12

X .7

Y .5

P .T . C /L S

T A

Y 406739.209

X 3353225.280

P .T . C /L S

TA

363+

45.24

Y=407102.544

X=3354182.600

P.C . C

/L STA 353+00.60

CURVE #

Y .2

X

.2

P .C . C /L S

T A

.9

CURVE #14

Y

.8

X

.6

P .T

C /L S

T A

.4

Y

.0

X

.5

P .C

C /L S

T A

.9

Y

.4

X

.5

P .T . C /L S

T A

.6

Y .1

X .0

P .C . C /L S

TA

.8

C U R

V E

C U

R V E

C U

R V E

3CURVE #15

/1

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NEW ORLEANS DISTRICT

S O

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D A

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M A

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D E

S C

R

IP

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N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

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N E

W O

R L

E A

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L

O U

IS

IA

N A

H -1

-4

S C

O T

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L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

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L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

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A S

S U

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A

B A

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H E

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A N

D A

V O

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L A

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C U

T O

F F

M A

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H

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-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

PENCHANT E

AST

PENCHANT W

ES

T

SEE SHEET C-06

M

ATCH LINE SHEET C-02

M

ATCH LINE SHEET C-04

BAYOU

SCHAFF

ER

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

0 600'

SCALE:1"=600'

1200'

,3

,0

'3

29°37' 0"

405,000

29°36'30"

402,000

29°36' 0"

29°35'30"

'3

,0

,0

'3

,0

,0

'3

,0

29°35'30"

29°36' 0"

402,000

29°36'30"

405,000

29°37' 0"

,0

'3

,0

,0

'3

,0

C-03

P L

A N

S H

E E

T

C

-0 .d g n

WALL

EXISTING LEVEE/SHEETPILE

SEE SHEET G-03

FOR GENERAL NOTES,

CURVE

CHANNEL CURVE DATA

LENGTH OF CURVEDELTATANGENTINFLECTIONRADIUS

17 2,804.82' 104°10'29" 3,601.31' 2°02'34" 5099.70'

18 5672.33' 110°33'21" 8,185.14' 1°00'36" 10,945.12'

BAYOU

CHENE

AVOCA LAKE

EXISTING PUMP

PREVIOUS DIKE ALIGNMENT

NO WORK OR ACCESS SHALL

BE ALLOWED THIS AREA

U.S . R /W

STACK

LOCATION ARCHAEOLOGICAL SITE

PBM

PENCHANT

APPROX. 800-FT.

RETENTION DIKE

EARTHEN

Y= 407,747.89

X= 3,337,772.65

ARCHAEOLOGICAL SITE

(DIA 1,320)

(SEE NOTES. G-03)

EXISTING CABLE BARRIER

APPROX. LOCATION OF

TO BE VERIFIED PRIOR TO BIDDING)

CURRENT DIKE SIZE AND ANY GAPS

(CURRENT CONDITIONS SUCH AS

PREVIOUS DIKE ALIGNMENT

X= 3,329,989.01

Y= 404,548.03

+6 .0

NAVD88

DIS

POSAL A

REA

PENCHANT W

ES

T

+6 .0 N

AVD88

DI

SP

OSAL A

REA

PENCHANT

EAST

Y= 399456.513

X= 3337348.579

P.C. C/L STA 566+64.90

Y .1

X .0

P .C . C /L S

TA

.8

Y= 400201.335

X= 3337618.940

P.T. C/L STA 558+73.71

C U R

V E

Y

.6

X

.3

P .C . C /L S

T A

.0

Y

.3

X

.5

P .T . C /L S

T A

.2

CURVE #1

CURVE #

ID

A

Z °3

'1

G E

O D

A Z °4

'1

/1

/2

A N

S I

D

S C

O T

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L E

M E

N T

S .A

.C

NEW ORLEANS DISTRICT

S O

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A

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N N

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F

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E N

A M

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D W

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Y

C K

D B

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D E

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D E

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IP

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A T

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D A

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M A

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D E

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R

IP

T

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N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

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T R

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W O

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L

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IA

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L E

M E

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B A

Y O

U S

C H

E N

E B

O E

U F

A N

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L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

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N S

T M

A R

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R R

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O N

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P A

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IS

H E

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A

B A

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H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

J

M

ATCH LINE SHEET C-03

MATCH LINE SHEET C-04A

0 600' 1200'

SCALE

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023.

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

S W

O R

D

P

O

IN

T

396,000

,3

,0

'3

,0

'3

,0

,0

'3

,0

,0

396,000

29°35' 0"

393,000

29°34'30"

390,000

29°34' 0"

,3

,0

,0

'3

,0

'3

,0

'3

,0

387,000

29°34' 0"

390,000

29°34'30"

393,000

29°35' 0"

387,000

C-04

D

IS

P O

S A

L A

R E

A

P

L A

N S

H E

E T

A N

D

C

-0 .d g n

AVOCA ISLAND

WALL

EXISTING LEVEE/SHEETPILE

N

LIT

TL

E

B

AY

O U

P E

N C

H A

N T

POINT

E

F

G

H

J

K

L

M

N

3,323,765.38

X COORDINATE

3,323,754.50

3,324,375.84

3,322,949.80

3,323,894.26

3,324,119.41

3,324,355.42

3,323,577.88

3,324,364.50

3,324,114.87

LIMITS OF BORROW AREA #2

LIMITS OF OVERFLOW AREA

3,323,263.84

C/L COORDINATES FOR

3,322,482.24

3,323,004.59

3,323,620.36

BORROW AND ACCESS AREA

Y COORDINATE

392,340.73

392,155.13

389,714.53

389,949.87

390,682.20

390,247.40

389,493.45

388,753.13

388,612.33

388.744.05

389.832.20

389,807.96

389,548.76

388,478.31

I

A

B

C

D

A

B

E

F

G

H

I

M

L D

K C

N

B A

Y

E

N E

Y=395300.296

X=3323605.663

C/L STA 737+10.04

Y= 385680.406

X= 3321277.560

P.T. C/L STA 836+08.10

G R

ID

A

Z °3

'1

G E

O D

A Z °4

'1

LAKE GASCHA

AREA #2

DISPOSAL

OVERFLOW

ALLOWABLE

DIKE

REQUIRED EARTHEN

FOR EARTHEN DIKE

BORROW AND ACCESS

AREA #2

DISPOSAL

(SEE NOTE SHEET G-03)

REQUIRED EARTHEN DIKE

/1

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.C

NEW ORLEANS DISTRICT

S O

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A M

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D W

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Y

C K

D B

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D E

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D B

Y

D E

S C

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IP

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C

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A

B

M A

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P R

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B E

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S I Z

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P L

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A L

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A T

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D A

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M A

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D E

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C O

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C T

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IDENTIFICATION

SHEET

D A

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A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

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W O

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L E

M E

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B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

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N S

T M

A R

Y A

R R

E B

O N

N E

P A

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IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

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H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

AVOCA ISLAND LEVEE

0 600' 1200'

SCALE

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023.

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

G R

ID

A

Z °1

'4

D

2 3

C

4 5

A

B

C-04A

L A

K E

G A

S C

H A

D

IS

P O

S A

L A

R E

A P

L A

N S

H E

E T

A N

D

C

-0 A

.d g n

,3

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

,0

380,000

382,000

384,000

386,000

388,000

390,000

380,000

382,000

384,000

386,000

388,000

390,000

'5

'4

'3

'2

'1

'5

'4

'3

'2

'1

'5

'4

'3

'2

'1

'5

'4

'5

'4

'3

'2

'1

'5

'4

'3

'2

'1

'5

'4

'3

'2

'1

'5

'4

29°32'40"

29°32'50"

29°33' 0"

29°33'10"

29°33'20"

29°33'30"

29°33'40"

29°33'50"

29°34' 0"

29°34'10"

29°34'20"

29°32'40"

29°32'50"

29°33' 0"

29°33'10"

29°33'20"

29°33'30"

29°33'40"

29°33'50"

29°34' 0"

29°34'10"

29°34'20"

DISPOSAL AREAS #2, LAKE GASCHA, #3A AND #6

TYPICAL SECTION - EARTHEN RETENTION DIKE

THAN 1V on 4H

SIDE SLOPES NO STEEPER

EARTHEN DIKE

4' MIN

MINIMUM 2 FT FREEBOARD

CONTRACTOR SHALL MAINTAIN

MINIMUM DIKE EL (+)5.0 FT MLG

TOE

25' MIN FROM

BORROW

CURVE

CHANNEL CURVE DATA

LENGTH OF CURVEDELTATANGENTINFLECTIONRADIUS

19 4,900.70' 22°38'50" 981.01' 1°10'09" 1,936.42'

MATCH LINE SHEET C-04

MATCH LINE SHEET C-05

X COORDINATE

3,326,355.47

3,326,617.51

LAKE GASCHA DIKE COORDINATES

3,322,379.78

3,322,939.68

3,324,706.17

POINT

A

B

C

D

E

Y COORDINATE

385,161.39

385,204.79

385,061.56

384,488.64

384,250.65

A B

C

D

E

B A

Y O

U

C

H E

N E

APPROX. 225'

CHANNEL

CAMP ACCESS

AREA

DISPOSAL

LAKE GASCHA

LAKE GASCHA

APPROX. 225'

MAX EL. +5.0 NAVD88)

(OPEN WATER PORTION,

AREA 3A

DISPOSAL

OVERFLOW

ALLOWABLE

DIKE

REQUIRED EARTHEN

FOR EARTHEN DIKE

BORROW AND ACCESS

AREA #2

DISPOSAL

(SEE NOTE SHEET G-03)

REQUIRED EARTHEN DIKE

(SEE NOTE SHEET G-03)

REQUIRED EARTHEN DIKE

SHEET G-03)

(SEE NOTE

REQUIRED EARTHEN DIKE

Y= 385680.406

X= 3321277.560

P.T. C/L STA 836+08.10

Y=383935.200

X=3320466.422

P.C. C/L STA 855+45.27

C U

R V E

G R

ID

A

Z °1

'4

G R

ID

A

Z °3

'1

G E

O D

A Z °4

'1

MATCH LINE SHEET C-04A

SWEET B

AY G

AGE

L O

W E R A

T C

H A F A L A Y A R

IV

E R

0 600' 1200'

SCALE

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023.

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

AVOCA

IS

LAND

C

UTOFF

,3

,0

,0

384,000

29°33'30"

'3

,0

,0

'3

,0

29°33'30"

384,000

,3

,0

'3

29°33' 0"

381,000

378,000

29°32'30"

29°32' 0"

375,000

'3

,0

,0

'3

,0

,0

'3

,0

,0

375,000

29°32' 0"

29°32'30"

378,000

381,000

29°33' 0"

C-05

C

-0 .d g n

C /L S

TA

. 1

6+

.0

A P P R

O X L

IM

IT

O

F D R E D

G

IN

G

WALL

EXISTING LEVEE/SHEETPILE

SEE SHEET G-03

FOR GENERAL NOTES,

P L

A N

S H

E E

T A

N D

D

IS

P O

S A

L A

R E

A S

A

A N

D

B

N

CURVE

CHANNEL CURVE DATA

LENGTH OF CURVEDELTATANGENTINFLECTIONRADIUS

20 3,821.00' 103°46'27" 4,870.84' 1°29'58" 6,920.59'

POINT

A

B

C

D

E

X COORDINATE

3,318,018.82

3,317,591.74

DISPOSAL AREA 3A COORDINATES

3,319,238.50

3,319,194.75

3,318,930.66

Y COORDINATE

381,174.50

381,116.45

379,775.20

378,564.58

378,958.82

A

B

C

D

E

F

F 3,318,407.27 380,060.30 A

B

C

D

E

DISPOSAL AREA 3B COORDINATES

A 3,316,058.27 376,949.23

B 3,316,563.92 376,633.91

C 3,315,115.09 374,767.59

D 3,314,559.06 375,254.42

E 3,314,892.38 375,494.58

B A Y

E

N E

/1

/2

A N

S I

D

S C

O T

T C

L E

M E

N T

S .A

.C

NEW ORLEANS DISTRICT

S O

L

IC

IT

A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

D

2 3

C

4 5

A

B

M A

R K

A P

P R

D A

T E

F

IL

E N

U M

B E

R

S I Z

E

S U

B M

IT

T

E D

B Y

P L

O T

S C

A L

E P

L O

T D

A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

T

N E

W O

R L

E A

N S

L

O U

IS

IA

N A

H -1

-4

S C

O T

T C

L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N S

T M

A R

Y A

R R

E B

O N

N E

P A

R

IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

Y= 385680.406

X= 3321277.560

P.T. C/L STA 836+08.10

Y=383935.200

X=3320466.422

P.C. C/L STA 855+45.27

C U

R V E

Y= 376827.584

X= 3315254.590

P.C . C

/L STA 943+59.35

G R

ID

A

Z °1

'4

CURVE #20

Y

.6

X

4.

P .T . C /L S

TA

2+ .7

Y= 379051.18 X= 3307217.78

C/L STA 1044+36.45

G R

ID

A

Z . 3

°0

' 4

APPROX. 225'

CHANNEL

CAMP ACCESS

APPROX. 225'

MAX EL. +5.0 NAVD88)

(OPEN WATER PORTION,

AREA 3A

DISPOSAL

ELEVATION)

ABOVE GROUND

(MAX EL. 2-FOOT

AREA 3B

DISPOSAL

(SEE NOTE SHEET G-03)

REQUIRED EARTHEN DIKE

ELEVATION)

ABOVE GROUND

(MAX EL. 2-FOOT

AREA 3A

DISPOSAL

EL.UNKNOWN

30" PIPELINE

COLUMBIA GULF TRANS. CO.

EL. VARIES

2-24"DIA PIPELINES

TRANSMISSION CO.

TENNESSEE GAS

3' BELOW MUDLINE

3" FLOW LINE

CARL OIL AND GAS

3' BELOW GROUND

4" GAS PIPELINE

CARL OIL AND GAS

3' BELOW MUDLINE

4" FLOW LINE

ENTEX

/1

/2

A N

S I

D

S C

O T

T C

L E

M E

N T

S .A

.C

NEW ORLEANS DISTRICT

S O

L

IC

IT

A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

D

2 3

C

4 5

A

B

M A

R K

A P

P R

D A

T E

F

IL

E N

U M

B E

R

S I Z

E

S U

B M

IT

T

E D

B Y

P L

O T

S C

A L

E P

L O

T D

A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

T

N E

W O

R L

E A

N S

L

O U

IS

IA

N A

H -1

-4

S C

O T

T C

L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N S

T M

A R

Y A

R R

E B

O N

N E

P A

R

IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

Y

.3

X

.5

P .T . C /L S

T A

.2

CURVE #17

BAYOU CHENE

PENCHANT

BAYOU

+6.0 NAVD88

DISPOSAL AREAPENCHANT EAST

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

0 200'

SCALE:1"=200'

400'

UPON RIVER STAGE)

(PARTIALLY SUBMERGED DEPENDENT

EXISTING SUBMERGED ROCK DIKES

SEE SHEET G-03

FOR GENERAL NOTES,

+6.0 NAVD88

DISPOSAL AREA

PENCHANT WEST

C-06

C

-0 .d g n

N

D

IS

P O

S A

L A

R E

A S

P L

A N

S H

E E

T A

N D

B A

Y O

U P

E N

C H

A

Y

.7

X

.7

P .C . C /L S

T A

.8

CURVE #14

Y

.8

X

.6

P .T

C /L S

T A

.4

Y

.0

X

.5

P .C

C /L S

T A

.9

Y

.4

X

.5

P .T . C /L S

T A

.6

Y .1

X .0

P .C . C /L S

TA

.8

Y= 400201.335

X= 3337618.940

P.T. C/L STA 558+73.71

C U R

V E

CURVE #15

C

-0 .D

G N

C-07

D

IS

P O

S A

L A

R E

A S

P L

A N

S H

E E

T A

N D

A V

O C

A L

A K

E

0 600' 1200'

SCALE

N

AZIMUTHS ARE GRID TURNED CLOCKWISE FROM ZERO NORTH

DASHED TICKS. PREPARED FROM AERIAL PHOTOS FLOWN 2023.

LAMBERT CONFORMAL CONIC PROJECTION IS SHOWN BY

INSIDE THE PLAN AREA. POLYCONIC PROJECTION 1983

NORTH AMERICAN DATUM IS SHOWN BY SOLID TICKS AND

NOTES:

AVOCA LAKE

BAYOU

CHENE

/1

/2

A N

S I

D

S C

O T

T C

L E

M E

N T

S .A

.C

NEW ORLEANS DISTRICT

S O

L

IC

IT

A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

D

2 3

C

4 5

A

B

M A

R K

A P

P R

D A

T E

F

IL

E N

U M

B E

R

S I Z

E

S U

B M

IT

T

E D

B Y

P L

O T

S C

A L

E P

L O

T D

A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

T

N E

W O

R L

E A

N S

L

O U

IS

IA

N A

H -1

-4

S C

O T

T C

L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W

P

B

W

P

C X

X X

X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N S

T M

A R

Y A

R R

E B

O N

N E

P A

R

IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

Y= 410,092.65

X= 3,343,499.30

Y= 406,620.87

X= 3,344,486.19

EL. +4.5' NAVD88

DISPOSAL AREA #6

EXISTING PUMP

PREVIOUS DIKE ALIGNMENT

NO WORK OR ACCESS SHALL

BE ALLOWED THIS AREA

STACK

(SEE NOTES G-03)

BE ALLOWED THESE AREAS

NO WORK OR ACCESS SHALL

APPROX. 800-FT.

RETENTION DIKE

EARTHEN

Y=407294.57

X=3340645.41

APPROX LOCATION

(IN A WESTERLY DIRECTION)

SINGLE POINT DISCHARGE

Y= 408,501.87

X= 3,337,875.19

Y= 407,747.89

X= 3,337,772.65

(DIA 1,320)

(SEE NOTES. G-03)

EXISTING CABLE BARRIER

APPROX. LOCATION OF

EXISTING DIKE

(SEE NOTES, SHEET G-03)

FOR DISPOSAL AREA #6

200' PIPELINE ACCESS

TO BE VERIFIED PRIOR TO BIDDING)

CURRENT DIKE SIZE AND ANY GAPS

(CURRENT CONDITIONS SUCH AS

PREVIOUS DIKE ALIGNMENT

(SEE NOTES, SHEET G-03)

FOR DISPOSAL AREA #6

200' PIPELINE ACCESS

Y= 406,119.04

X= 3,341,940.97

Y= 403,859.09

X= 3,341,940.97

Y= 404,246.93

X= 3,346,113.97

Y= 403,453.66

X= 3,345,592.12

X= 3,329,989.01

Y= 404,548.03

Y= 406,815.54

X= 3,345,250.32

Y= 407,205.04

X= 3,345,472.05

DIA = 1,320

DIA = 1,320

APPROX. 150-FT.

RETENTION DIKE

EARTHEN

Y= 409,019.64

X= 3,339,979.21

Y= 409,076.47

X= 3,340,109.94

4+00 14+00 24+00 34+00 44+00 54+00 64+00 74+00 84+00 94+00 104+00 114+00 124+00 134+00 144+00 154+00 164+00 174+00 184+00 194+00 204+00 214+00

-40 -40

-30 -30

-20 -20

-10 -10

214+00 224+00 234+00 244+00 254+00 264+00 274+00 284+00 294+00 304+00 314+00 324+00 334+00 344+00 354+00 364+00 374+00 384+00 394+00 404+00 414+00

-40 -40

-30 -30

-20 -20

-10 -10

214+00

-40

-30

-20

-10

214+00 424+00

-40

-30

-20

-10

424+00 434+00 444+00 454+00 464+00 474+00 484+00 494+00 504+00 514+00 524+00 534+00 544+00 554+00 564+00 574+00 584+00 594+00 604+00 614+00 624+00 634+00

-40 -40

-30 -30

-20 -20

-10 -10

/1

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A N

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NEW ORLEANS DISTRICT

S O

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C K

D B

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IP

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D

2 3

C

4 5

A

B

M A

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A P

P R

D A

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B E

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B Y

P L

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A L

E P

L O

T D

A T

E

D A

T E

M A

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D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

IDENTIFICATION

SHEET

D A

T E

A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

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N E

W O

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E A

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L

O U

IS

IA

N A

H -1

-4

S C

O T

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L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W P

B

W P

C

X X

X X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N S

T M

A R

Y A

R R

E B

O N

N E

P A

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IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

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F F

M A

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H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

C-26

2. PROFILE REFLECTS CENTERLINE CONDITIONS.

1. PROFILE BASED ON CONDITIONS FROM NOVEMBER 2023.

NOTES:

BAYOU BLACK

C/L STA. 250+00

END DREDGING

BAYOU CHENE

C/L STA. 250+00

BEGIN DREDGING

B L

A C

K C

H E

N E

M O

D E

L .D

G N

B A

Y O

U B

L A

C K

A N

D B

A Y

O U

C H

E N

E P

R O

F

IL

844+00 854+00 864+00 874+00 884+00 894+00 904+00 914+00 924+00 934+00 944+00 954+00 964+00 974+00 984+00 994+00 1004+00 1014+00 1024+00 1034+00 1044+00

-40 -40

-30 -30

-20 -20

-10 -10

0+00 10+00 20+00 30+00 40+00 50+00 60+00 70+00 80+00 90+00 100+00 110+00 120+00 130+00 140+00 150+00 160+00 170+00 180+00 189+00

-40 -40

-30 -30

-20 -20

-10 -10

0 0

/1

/2

A N

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S C

O T

T C

L E

M E

N T

S .A

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NEW ORLEANS DISTRICT

S O

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F

IL

E N

A M

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D W

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C K

D B

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D E

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D E

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2 3

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B

M A

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A P

P R

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D A

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M A

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D E

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IP

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N

C O

N T

R A

C T

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IDENTIFICATION

SHEET

D A

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A P

P R

®of Engineers

US Army Corps

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

W O

R L

E A

N S

D

IS

T R

IC

T

N E

W O

R L

E A

N S

L

O U

IS

IA

N A

H -1

-4

S C

O T

T C

L E

M E

N T

B A

Y O

U S

C H

E N

E B

O E

U F

A N

D B

L A

C K

J .A

.B

W P

B

W P

C

X X

X X

A T

C H

A F

A L

A Y

A R

IV

E

R

A S

S U

M P

T

IO

N S

T M

A R

Y A

R R

E B

O N

N E

P A

R

IS

H E

S L

A

B A

Y O

U C

H E

N E

A N

D A

V O

C A

I S

L A

N D

C U

T O

F F

M A

R C

H

E D

-2 -0

M A

IN

T

E N

A N

C E

D R

E D

G

C-27

B L

A C

K C

H E

N E

M O

D E

L .D

G N

DREDGING 8+00 TO 189+00

BAYOU BOEUF PROFILE

DREDGING 844+00 TO 1036+00

BAYOU CHENE PROFILE

2. PROFILE REFLECTS CENTERLINE CONDITIONS.

1. PROFILE BASED ON CONDITIONS FROM NOVEMBER 2023.

NOTES:

B A

Y O

U C

H E

N E

A N

D B

A Y

O U

B O

E U

F P

R O

F

IL