W9127820B0003 AM01 DRAWINGS.pdf

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W9127820B0003 - Mobile Harbor, Alabama, Deepening and Widening – Phase 1
Solicitation number
W9127820B0003
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About this file

This document contains drawings related to a federal solicitation for dredging services. The drawings depict plans for dredging and disposal areas as well as boring plans and channel cross sections for a project to deepen and widen the Mobile Harbor in Alabama. The solicitation was issued by the Department of the Army Corps of Engineers Engineering District Mobile as an invitation for bid with number W9127820B0003 and is for Phase 1 of the Mobile Harbor deepening and widening project. The drawings provide technical details to support bidding on dredging and dredge material disposal work.

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W9127820B0003 AM01.pdf PDF
W9127820B0003 IFB.PDF PDF
W9127820B0003 RTA DRAWINGS.pdf PDF
W9127820B0003 EM 385-1-1.pdf PDF

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Text version

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GENERAL NOTES

PROJECT MAP REPLACE DRAWING

OVERALL DREDGE PLAN REPLACE DRAWING '

PARTIAL DREDGE PLAN REPLACE DRAWING

PARTIAL DREDGE PLAN REPLACE DRAWING

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DEEPENING AND WIDENING - PHASE 1

MOBILE, ALABAMA

MOBILE DISTRICT PROJECT CODE: CHC20001

SOLICITATION NO: W9127820B0003

®of Engineers

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1794847.90 63187.672059+57.80

1799166.53 81649.831869+97.27

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STATION NORTHING EASTING

CENTERLINE COORDINATES

MOBILE BAR CHANNEL

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AMENDMENT NO. 0001

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7. ONLY USACE GAGES SHALL BE USED FOR REFERENCE UNLESS OTHERWISE APPROVED BY THE COR. GAUGES WILL BE PROVIDED AT THE PRE-CONSTRUCTION MEETING.

6. ALL UTILILTY LOCATIONS ARE APPROXIMATE AND SHOULD BE FIELD VERIFIED.

5. FREQUENCY SOUNDINGS: 208KHZ

4. THE INFORMATION DEPICTED ON THIS MAP REPRESENTS THE RESULTS OF SURVEYS MADE ON THE DATES INDICATED AND CAN ONLY BE CONSIDERED AS INDICATING THE GENERAL CONDITIONS EXISTING AT THE TIME.

BY THE IRVINGTON SITE OFFICE ON AUGUST 18, 2020 AND THE UPDATED QUANTITIES ARE LOCATED IN APPENDIX C OF THE SPECIFICATIONS.

3. THE HYDROGRAPHIC SURVEY REFLECTED IN THIS PLAN SET WAS PERFORMED ON SEPTEMBER 30, 2019 BY THE IRVINGTON SITE OFFICE OF THE U.S. ARMY CORPS OF ENGINEERS. AN ADDITIONAL SURVEY WAS OBTAINED

2. ALL COORDINATES SHOWN IN THIS PLAN SET ARE IN FEET AND ARE REFERENCED TO ALABAMA STATE PLANE COORDINATE SYSTEM NAD 83 DATUM (0102) WEST ZONE.

1. ALL ELEVATIONS SHOWN IN THIS PLAN SET ARE REFERENCED TO FEET IN MEAN LOWER LOW WATER (M.L.L.W.) DATUM.

GENERAL NOTES:

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APPROXIMATE LOCATION OF W&T OFFSHORE, INC. PIPELINE

APPROXIMATE LOCATION OF W&T OFFSHORE, INC. 4" PRODUCED LIQUID PIPELINE

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CHANNEL COORDINATES

1790317.48 51030.21 G

1790878.03 50816.25 F

1792289.95 54515.42 E

1792739.97 55414.01 D

1792822.53 57593.34 C

1793575.20 60052.35 B

1794391.44 59740.80 A

EASTINGNORTHINGPNT.

M A

T C

H L

IN

E T

O S

H E

E T C

N

.1

-51

-51 -51

-51

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-51

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-50

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-50

-50

-49-45

-45

-40

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-25

C

D

SG-21-83

SG-20-83

MHVBC0119

MHVBC0219

MHVBC0319

RGB 6

RGB 4

GGB 5

GGB 3

S O

L

IC

IT

A T

IO

N N

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D E

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N E

D B

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D E

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U E D

A T

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C

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A N

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S .O S

H E

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IL

E N

A M

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C A

D D C

O D

X

X X

X -X

X -X -X

CN102

CN103

CN104

KEY MAP

TOP OF SLOPE

SEDIMENT TRAP

CHANNEL TOE

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

E:17

E:17

E:17

E:17

E:17

E:17

E:17

E:17

C H

C -C

N .d

C

R

A L L E

N

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S O

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C R

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IA

L D

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L

B

IL

E H

A R

B O

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A L

A B

A M

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E H

A R

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A B

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E

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V :7

H

T Y

P

J U

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W

B

N

1. SEE SHEET G-002 FOR GENERAL NOTES.

NOTES:

®of Engineers

US Army Corps

U .S

A R

M Y C

O R

P S O

F E

N G

IN

E E

S

D

E P

E N

IN

G A

N D W

ID

E

N

IN

G P

H A

S E

D E

E P

E N

IN

G A

N D W

ID

E

N

IN

G P

H A

S E

XX-XX-XX

LEGEND

EXISTING GRADE

DEEPENING DREDGE TEMPLATE

CENTERLINE OF CHANNEL

A1

BORING LOCATION

RED GAS BUOY

GREEN GAS BUOYGGB X

RGB X

NEW WORK DREDGING

-54' MLLW NEW WORK ADVANCED MAINTENANCE

-56' MLLW NEW WORK ALLOWABLE OVER DEPTH

ROUTINE MAINTENANCE (O&M) DREDGING

-49' MLLW ROUTINE (O&M) ADVANCED MAINTENANCE DREDGE TEMPLATE

-50' MLLW ROUTINE (O&M) ALLOWABLE OVERDEPTH DREDGE TEMPLATE

AMENDMENT NO. 0001

CN103.1CN103.1

A /2

/2

R

E P

L A

C E D

R A

W

IN

G

A

M A

T C

H L

IN

E T

O S

H E

E T C

N .1

M A

T C

H L

IN

E T

O S

H E

E T C

N .1

CHANNEL COORDINATES

1790317.48 51030.21 G

1790878.03 50816.25 F

1792289.95 54515.42 E

1792739.97 55414.01 D

1792822.53 57593.34 C

1793575.20 60052.35 B

1794391.44 59740.80 A

EASTINGNORTHINGPNT.

-54

-54

-53

-52

-52

-51

-51

-50

-50

-50

F

G

SG-23-83

SG-22-83

RGB 2

GGB 1

S T

A .7

P O

E

S O

L

IC

IT

A T

IO

N N

O

D E

S

IG

N E

D B

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D E

S C

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M A

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S

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S U

B M

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T E

D B

Y

D A

T E

C O

N T

R A

C T N

O

C H

E C

K E

D B

Y

D R

A W

N B

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IS

S

U E D

A T

E

B

C

D

E

F

G

B

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E

A L

S

T J

O S

E P

H S

T R

E E

T

M O

B

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E D

IS

T R

IC

T

C A

D D C

O D

E

I.

S .O S

H E

E T F

IL

E N

A M

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A N

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IC

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N E

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D E

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IP

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M A

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S

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E

S U

B M

IT

T E

D B

Y

D A

T E

C O

N T

R A

C T N

O

C H

E C

K E

D B

Y

D R

A W

N B

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IS

S

U E D

A T

E

B

C

D

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F

O

B

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E

A L

S

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O S

E P

H S

T R

E E

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E D

IS

T R

IC

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A N

S I

D

I.

S .O S

H E

E T F

IL

E N

A M

E

C A

D D C

O D

X

X X

X -X

X -X -X

CN102

CN103

CN104

KEY MAP

TOP OF SLOPE

CHANNEL TOE

1V:7H (TYP.)

N :4

N :4

N :4

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

E:17

E:17

E:17

E:17

E:17

E:17

E:17

E:17

C H

C

C H

C -C

N .d

R T

IA

L D

R E

D G

E P

L

A L L E

N

J

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S O

N

E

G O

D S

E Y

B

C R

A N

E C

H C

R T

IA

L D

R E

D G

E P

L

A L L E

N

J

G

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S O

N

E

G O

D S

E Y

B

C R

A

B

IL

E H

A R

B O

R

A L

A B

A M

A

M O

B

IL

E

B

IL

E H

A R

B O

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A L

A B

A M

A

M O

B

IL

E

A L

1. SEE SHEET G-002 FOR GENERAL NOTES.

NOTES:

J U

L Y

W

B

N

®of Engineers

US Army Corps

U .S

A R

M Y C

O R

P S O

F E

N G

IN

E E

D

E P

E N

IN

G A

N D W

ID

E

N

IN

G P

H A

S E

D E

E P

E N

IN

G A

N D W

ID

E

N

IN

G P

H A

S E

XX-XX-XX

LEGEND

EXISTING GRADE

DEEPENING DREDGE TEMPLATE

CENTERLINE OF CHANNEL

A1

BORING LOCATION

RED GAS BUOY

GREEN GAS BUOYGGB X

RGB X

NEW WORK DREDGING

-54' MLLW NEW WORK ADVANCED MAINTENANCE

-56' MLLW NEW WORK ALLOWABLE OVER DEPTH

ROUTINE MAINTENANCE (O&M) DREDGING

-49' MLLW ROUTINE (O&M) ADVANCED MAINTENANCE DREDGE TEMPLATE

-50' MLLW ROUTINE (O&M) ALLOWABLE OVERDEPTH DREDGE TEMPLATE

A

A /2

/2

R

E P

L A

C E D

R A

W

IN

G

CN104.1CN104.1

CHANNEL COORDINATES

1790317.48 51030.21 G

1790878.03 50816.25 F

1792289.95 54515.42 E

1792739.97 55414.01 D

1792822.53 57593.34 C

1793575.20 60052.35 B

1794391.44 59740.80 A

EASTINGNORTHINGPNT.

M A

T C

H L

IN

E T

O S

H E

E T C

N .1

AMENDMENT NO. 0001

GREEN GAS BUOY

LEGEND

S O

L

IC

IT

A T

IO

N N

O

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

A

M A

R K

S

IZ

E

S U

B M

IT

T E

D B

Y

D A

T E

C O

N T

R A

C T N

O

C H

E C

K E

D B

Y

D R

A W

N B

Y

IS

S

U E D

A T

E

B

C

D

E

F

G

B

IL

E

A L

S

T J

O S

E P

H S

T R

E E

T

M O

B

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E D

IS

T R

IC

T

C A

D D C

O D

E

I.

S .O S

H E

E T F

IL

E N

A M

E

A N

S I

D

S O

L

IC

IT

A T

IO

N N

O

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

A

M A

R K

S

IZ

E

S U

B M

IT

T E

D B

Y

D A

T E

C O

N T

R A

C T N

O

C H

E C

K E

D B

Y

D R

A W

N B

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S

U E D

A T

E

B

C

D

E

F

O

B

IL

E

A L

S

T J

O S

E P

H S

T R

E E

T

M O

B

IL

E D

IS

T R

IC

T

A N

S I

D

I.

S .O S

H E

E T F

IL

E N

A M

E

C A

D D C

O D

X

X X

X -X

X -X -X

DAUPHIN ISLAND

PELICAN BAY

P E L

IC

A N

IS

L A

N D

FORT MORGAN PENINSULA

MORGAN

FORT

GAINES

FORT

E1794538.00

N68664.43

LIGHTHOUSE

SAND ISLAND

M O

B

IL

E B

A R C

H A

N N

E L

A P P

R O

X

IM

A T E L

O C

A T

IO

N O

F C

A B L E A

R E

0 4000'2000'

C

C H

C -C

N .d g n

R

A L L E

N

J

G

IB

S O

N

E

G O

D S

E Y

B

C R

A N

E C

H C

R

A L L E

N

J

G

IB

S O

N

E

G O

D S

E Y

B

C R

A N

E D

R E

D G

E D

IS

P O

S A

L A

R E

A D

R E

D G

E D

IS

P O

S A

L A

R

B

IL

E H

A R

B O

R

A L

A B

A M

A

M O

B

IL

E

B

IL

E H

A R

B O

R

A L

A B

A M

A

M O

B

IL

E

A L

N:60000 N:60000

N:70000 N:70000

N:80000 N:80000

N:90000 N:90000

E :1

E :1

E :1

E :1

E :1

E :1

E :1

E :1

E :1

E :1

E :1

E :1

®of Engineers

US Army Corps

W

B

J U

L Y

THE ODMDS.

MATERIAL SHALL NOT EXCEED EL. -30 FEET MLLW WITHIN

2. THE MAX CREST ELEVATION OF DISPOSED DREDGED

1. SEE SHEET G-002 FOR GENERAL NOTES.

NOTES:

U .S

A R

M Y C

O R

P S O

F E

N G

IN

E E

1790597.75 50923.232189+58.73

1793102.80 57486.362119+33.78

1794165.62 60270.902089+53.30

1794847.90 63187.672059+57.80

1799166.53 81649.831869+97.27

1799403.12 82661.271859+58.52

1799423.63 83151.161854+68.20

1799249.51 84191.791844+13.10

1798488.09 88742.301797+99.33

1798450.05 88969.641795+68.83

1798185.95 90548.051779+68.48

1798233.86 91904.651765+99.29

1798307.71 92490.011760+09.29

STATION NORTHING EASTING

CENTERLINE COORDINATES

MOBILE BAR CHANNEL

D E

E P

E N

IN

G A

N D W

ID

E

N

IN

G P

H A

S E

D E

E P

E N

IN

G A

N D W

ID

E

N

IN

G P

H A

S E

SCALE: 1" = 2000'

DREDGE DISPOSAL AREA

CN105.1CN105.1

AMENDMENT NO. 0001

A

A /2

/2

R

E P

L A

C E D

R A

W

IN

G

RGB 2

1770+00

1775+00

1780+

1785+

1790+

1795+

1800+

1805+

1810+

1815+

1820+

1825+

1830+

1835+

1840+

1845+

1850+

1855+00

1860+00 1865+00 1870+00 1875+00 1880+00 1885+00 1890+00 1895+00 1900+00 1905+00 1910+00 1915+00 1920+00 1925+00 1930+00 1935+00 1940+00 1945+00 1950+00 1955+00 1960+00 1965+00 1970+00 1975+00 1980+00 1985+00 1990+00 1995+00 2000+00 2005+00 2010+00 2015+00

2025+00 2030+00 2035+00 2040+00 2045+00 2050+00 2055+00 2060+00

2070+00

2075+00 2080+00 2085+00

2090+00 2095+00

2100+00 2105+00

2110+00 2115+00

2130+00 2135+00

2140+00 2145+00

2150+00 2155+00

2160+00 2165+00

2170+00 2175+00

2180+00 2185+00

STA. 1765+99.29

PI

STA. 1775+26.83

PI

STA. 177

9+68.4

8PI

STA. 179

5+68.

PI

STA. 184

4+13.

PI

STA. 2059+57.80

PI

STA. 2089+53.30

PI

STA. 2119+33.78

PI

STA. 2189+58.73

POE

STA. 1859+58.52

PI

STA. 185

4+68.

PI

GGB 7

RGB 12

RGB 10

RGB 6

GGB 3

RGB 4

GGB 5

RGB 8

GGB 11

GGB 9

GGB 1

ROAD IN SOUTH MOBILE COUNTY.

TREATMENT PLANT ON DELCHAMPS

SHELF WATERS TO THE GAS

FROM THE OUTER CONTINENTAL

HYDROCARBON: 20" PIPELINE

AL 1993 02574

TO STATION 2189+58.73

DREDGE AREA STATION 2075+00

LIMITS OF DISPOSAL

APPROVED ODMDS

B

U F F

E

RN: 53622.90

E: 1768002.24

N: 53592.18

E: 1773350.14

N: 57914.14

E: 1773782.45

N: 57838.63

E: 1769105.70

4" PRODUCED LIQUID PIPELINE

W&T OFFSHORE, INC.

APPROXIMATE LOCATION OF

APPROXIMATE LOCATION OF W&T OFFSHORE, INC. PIPELINE

& 2" SUPPLY GAS P/L

8" BULK GAS P/L

SLOPE 1V:7H (TYP.)

CHANNEL TOE

SEDIMENT TRAP

TOP OF SLOPE

S O

L

IC

IT

A T

IO

N N

O

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

A

M A

R K

S

IZ

E

S U

B M

IT

T E

D B

Y

D A

T E

C O

N T

R A

C T N

O

C H

E C

K E

D B

Y

D R

A W

N B

Y

IS

S

U E D

A T

E

B

C

D

E

F

G

B

IL

E

A L

S

T J

O S

E P

H S

T R

E E

T

M O

B

IL

E D

IS

T R

IC

T

C A

D D C

O D

E

I.

S .O S

H E

E T F

IL

E N

A M

E

A N

S I

D

S O

L

IC

IT

A T

IO

N N

O

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

A

M A

R K

S

IZ

E

S U

B M

IT

T E

D B

Y

D A

T E

C O

N T

R A

C T N

O

C H

E C

K E

D B

Y

D R

A W

N B

Y

IS

S

U E D

A T

E

B

C

D

E

F

O

B

IL

E

A L

S

T J

O S

E P

H S

T R

E E

T

M O

B

IL

E D

IS

T R

IC

T

A N

S I

D

I.

S .O S

H E

E T F

IL

E N

A M

E

C A

D D C

O D

X

X X

X -X

X -X -X

C -C

N .d

XX-XX-XX

C H

C

J

M C

C O

N N

E L L

J

G

IB

S O

N

E

G O

D S

E Y

B

C R

A N

E

M O

B

IL

E H

A R

B O

R

A L

A B

A M

A

M O

B

IL

E

A L

C H

C

J

M C

C O

N N

E L L

J

G

IB

S O

N

E

G O

D S

E Y

B

C R

A N

E

M O

B

IL

E H

A R

B O

R

A L

A B

A M

A

M O

B

IL

E

A L

-80

-75

-70

-65

-60

-55

-50

-45

-40

-35

-30

-25

M H

V B

C -0

-1

S G -2

-8

S G -2

-8

2184+92.2

S G -2

-8

2180+00 2170+00 2160+00 2150+00 2140+00 2130+00 2120+00 2110+00 2100+00 2080+00 2070+00 2060+00 2050+00

2156+95.2

M H

V B

C -0

-1

2150+01.8

2134+83.4

S G -2

-8

2119+86

M H

V B

C -0

-1

2113+51.3

S G -1

-8

2094+70.8

2078+62.6

M H

V B

C -0

-1

2090+00

-80

-75

-70

-65

-60

-55

-50

-45

-40

-35

-30

-25

2189+58.7

E L E

V A

T

IO

N I

N F

E E

T

M .L .L .W

D A

T U

M

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :5

N :6

N :6

N :6

N :6

E:1

E:1

E:1

E:1

E:1

E:1

E:1

BORING PROFILE

M H

V B

C -0

-1

GULF OF MEXICO

0 500' 1000'

DISTANCE IN FEET

SM - SILTY SANDS, SAND SILT MIXTURE

ML - INORGANIC SILTS AND VERY FINE SANDS, SILTY OR CLAYEY FINE SANDS OR CLAYEY SILTS WITH SLIGHT PLASTICITY

CL - INORGANIC CLAYS WITH LOW TO MEDIUM PLASTICITY, GRAVELY CLAYS, SILTY CLAYS, LEAN CLAYS

SC - CLAYEY SANDS, CLAY + SAND MIXTURE

CH - INORGANIC CLAYS WITH HIGH PLASTICITY, FAT CLAYS

MH - INORGANIC SILT, MICACEOUS OR DIATOMACEOUS FINE SANDS OR SILTY SOILS, PLASTIC SILTS

SP - POORLY GRADED SANDS

GREEN GAS BUOY

RED GAS BUOY

BORING LOCATION

LEGEND

W

B

J U

L Y

2166+50

4. PHASE 1 WORK AREA EXTENDS FROM STATION 2093+68 TO 2189+58.71.

SHOULD BE CONSIDERED APPROXIMATE.

3. BORING LOCATIONS AND ELEVATIONS AS SHOWN ON THE BORING LOGS AND BORING PROFILES

BORING LOGS OR BORING PROFILES.

WILL NOT BE CONSIDERED AS DIFFERING MATERIALLY FROM THE DESCRIPTION SHOWN WITH THE

OF THE SUBSURFACE MATERIALS ARE ANTICIPATED AND, IF ENCOUNTERED, SUCH VARIATIONS

LOCATIONS AND FOR THEIR RESPECTIVE VERTICAL REACHES, VARIATIONS IN CHARACTERISTICS

2. WHILE THE BORINGS ARE REPRESENTATIVE OF SUBSURFACE CONDITIONS AT THEIR RESPECTIVE

ASTM D 2487 AND VISUAL- MANUAL PROCEDURES, ASTM D 2488.

1. SOILS ARE CLASSIFIED IN ACCORDANCE WITH THE UNITED SOIL CLASSIFICATION SYSTEM (USCS), NOTES:

U .S

A R

M Y C

O R

P S O

F E

N G

IN

E E

R S

2055+32.4

D E

E P

E N

IN

G A

N D W

ID

E

N

IN

G P

H A

S E

D E

E P

E N

IN

G A

N D W

ID

E

N

IN

G P

H A

S E

C1

HORIZONTAL SCALE: 1" = 500'

VERTICAL SCALE: 1" = 10'

10' 20'0

VERTICAL SCALE: 1" = 10'

HORIZONTAL SCALE: 1" = 500'

B O

R

IN

G P

L A

N A

N D P

R O

F

IL

E B

O R

IN

G P

L A

N A

N D P

R O

F

IL

E

BORING PLAN

SCALE: 1" = 500'

CN106.1CN106.1A

A /2

/2

R

E P

L A

C E D

R A

W

IN

G

AMENDMENT NO. 0001

-50

-50

-50

-50

-50 -50

-50

-50

-50

-45

-45

-40

-40

-40

-35

-35

-30

-20

-20

-15

2" SUPPLY GAS P/L

8" BULK GAS P/L &

APPROXIMATE LOCATION OF W&T OFFSHORE, INC. PIPELINE

SG-23-83

SG-22-83

SG-21-83

SG-20-83

SG-19-83

MHVBC-02-19

MHVBC-03-19

MHVBC-04-19

MHVBC-05-19

RGB 10

GGB 9

RGB 8

GGB 7

GGB 5

RGB 4

GGB 3

RGB 2

GGB 1

RGB 6

MHVBC-01-19

S T

A .7

P O

E

S T

A . 2

.2

I

CHC20001-G-001-Model-000
CHC20001-G-002-Default-000
CHC120001-G-003-sheet-000
CHC20001-CN101-SHEET-000
CHC20001-CN102-SHEET-000
CHC20001-CN103-SHEET-000
CHC20001-CN104-SHEET-000
CHC20001-CN105-SHEET-000
CHC20001-CN106-SHEET-000

File details come from the government source that posted it. Updated .