A21 - West Bay Marsh Creation Area AD Survey.pdf

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Mississippi River, Mississippi River, Baton Rouge to the Gulf, Head of Passes, Hopper Dredge Disposal Area Project (No. 18‐1), Plaquemines Parish, Louisiana (ED 18‐017)
Solicitation number
W912P818B0040
Issued by

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West Bay Marsh Creation Area Survey

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SCALE: NTS

NTS NTS NTS NTS

PLAN SCALE

WEEKS MARINE, INC.

MISSISSIPPI RIVER, BATON ROUGE TO GULF OF MEXICO

HEAD OF PASSES HOPPER DREDGE

DISPOSAL AREA PROJECT (#14-2)

WEST BAY MARSH CREATION SITE DISPOSAL AREA

AFTER DREDGE SURVEY

PLAQUEMINES PARISH, LA

VICINITY MAP (N.T.S.)

INDEX TO SHEETS

SHEET NO. DESCRIPTION

1 TITLE PAGE

2 OVERALL PLAN VIEW

3 - 10 SURVEY PLAN VIEW

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REG. No. 4780

REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

WEST BAY MARSH CREATION SITE

AFTER DREDGE SURVEY

PREPARED BY: HYDROTERRA TECHNOLOGIES, LLC. - 202 JACOBS RUN, SCOTT, LA 70583

THIS MAP REPRESENTS AN ACTUAL FIELD

SURVEY MADE UNDER DIRECT

SUPERVISION OF THE UNDERSIGNED.

KEITH J. ROBERTS, PLS # 4780

202 JACOBS RUN

SCOTT, LOUISIANA 70583

(337) 706-8219

LAND SURVEYING FIRM NO. 614

HYDROTERRA TECHNOLOGIES, LLC

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REVISED BY:

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DATE:

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PROJECT LOCATION

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TITLE PAGE

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PLAQUEMINES PARISH, LA

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DATE: 03/09/2016

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JOB# 2161042

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FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

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SHEET: 1 OF 10

HDDA

BORROW

SITE

50+00

WEST BAY MARSH

CREATION SITE

200' ACCESS CORRIDOR

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PIPELINE ACCESS

WEST BAY MARSH CREATION

AFTER DREDGE SURVEY LIMITS

(ACREAGE = 263 ACRES Approx.)

ACCESS CORRIDOR

AFTER DREDGE SURVEY LIMITS

(ACREAGE = 34 ACRES Approx.)

SHEET 3

SHEET 4

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H

E

SHEET 7 SHEET 6

SHEET 5

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H

E E

T

2,000' 0' 1,000' 2,000'

1" = 2,000'

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B S E R V A T I O

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PREPARED BY: HYDROTERRA TECHNOLOGIES, LLC. - 202 JACOBS RUN, SCOTT, LA 70583

REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

NOTES

1. ALL HORIZONTAL COORDINATES ARE BASED ON LOUISIANA SOUTH ZONE - NAD83 HPGN DATUM, US

SURVEY FOOT AS DERIVED FROM THE NGS CORS OPUS NETWORK VIA GPS KINEMATIC OBSERVATIONS.

2. ELEVATIONS ARE BASED ON NAVD 88 US SURVEY FEET (GEOID 09) AS DERIVED FROM THE NGS CORS

OPUS NETWORK VIA GPS KINEMATIC OBSERVATIONS AND ADJUSTED TO TIDE GAGE #01575.

ZERO = 0.0' NAVD88 = 3.67' M.L.G.

3. TOPOGRAPHIC SURVEY DATA OBTAINED WITH RTK GPS.

4. THIS DRAWING INDICATES GENERAL CONDITIONS AT THE TIME OF SURVEY.

5. AFTER DREDGE SURVEY DATA ACQUISITION WAS PERFORMED BY WEEKS MARINE, INC. AND DISPLAYED

IN PLAN VIEWS AS COLLECTED/PROVIDED.

6. ACREAGE CALCULATION IS APPROXIMATE AND BASED ON SURVEY LIMITS OF DATA PROVIDED BY WEEKS

MARINE, INC.

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

WEST BAY MARSH CREATION SITE

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

MARSH CREATION AREA

HDDA BORROW SITE

SHEET LAYOUT

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REVISED BY:

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DATE:

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SHEET: 2 OF 10

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DATE: 03/09/2016

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PLAN OVERVIEW

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PLAQUEMINES PARISH, LA

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JOB# 2161042

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FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

LEGEND

.1'

.1'

.2'

.9

5.2'

.5

200' 0' 100' 200'

1" = 200'

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V I A

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P S

K I N E M

A T

S E R V A T I O

N S

REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

NOTES

1. ALL HORIZONTAL COORDINATES ARE BASED ON LOUISIANA SOUTH ZONE - NAD83 HPGN DATUM, US

SURVEY FOOT AS DERIVED FROM THE NGS CORS OPUS NETWORK VIA GPS KINEMATIC OBSERVATIONS.

2. ELEVATIONS ARE BASED ON NAVD 88 US SURVEY FEET (GEOID 09) AS DERIVED FROM THE NGS CORS

OPUS NETWORK VIA GPS KINEMATIC OBSERVATIONS AND ADJUSTED TO TIDE GAGE #01575.

ZERO = 0.0' NAVD88 = 3.67' M.L.G.

3. TOPOGRAPHIC SURVEY DATA OBTAINED WITH RTK GPS.

4. THIS DRAWING INDICATES GENERAL CONDITIONS AT THE TIME OF SURVEY.

5. AFTER DREDGE SURVEY DATA ACQUISITION WAS PERFORMED BY WEEKS MARINE, INC. AND DISPLAYED

IN PLAN VIEWS AS COLLECTED/PROVIDED.

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

WEST BAY MARSH CREATION SITE

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

POLE SOUNDING LOCATION

(BOTTOM ELEVATION)

WEST BAY MARSH

CREATION AREA

MARSH CREATION AREA LIMITS

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REVISED BY:

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DATE:

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SHEET: 3 OF 10

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DATE: 03/09/2016

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SURVEY PLAN VIEW

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PLAQUEMINES PARISH, LA

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JOB# 2161042

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FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

'7

6.9'

200' 0' 100' 200'

1" = 200'

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D A T U M

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S E R V A T I O

N S

REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

WEST BAY MARSH CREATION SITE

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

POLE SOUNDING LOCATION

(BOTTOM ELEVATION)

WEST BAY MARSH

CREATION AREA

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REVISED BY:

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DATE:

AutoCAD SHX Text

SHEET: 4 OF 10

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DATE: 03/09/2016

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SURVEY PLAN VIEW

AutoCAD SHX Text

PLAQUEMINES PARISH, LA

AutoCAD SHX Text

JOB# 2161042

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FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

'6

200' 0' 100' 200'

1" = 200'

L O

U I S I A N A

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H P G

N

D A T U M

D E R I V E D

V I A

G

P S

K I N E M

A T

S E R V A T I O

N S

REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

WEST BAY MARSH CREATION SITE

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

POLE SOUNDING LOCATION

(BOTTOM ELEVATION)

WEST BAY MARSH

CREATION AREA

MARSH CREATION AREA LIMITS

AutoCAD SHX Text

REVISED BY:

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DATE:

AutoCAD SHX Text

SHEET: 5 OF 10

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DATE: 03/09/2016

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SURVEY PLAN VIEW

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PLAQUEMINES PARISH, LA

AutoCAD SHX Text

JOB# 2161042

AutoCAD SHX Text

FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

'6

200' 0' 100' 200'

1" = 200'

L O

U I S I A N A

S O

U T H

Z O

N E

N A D

H P G

N

D A T U M

D E R I V E D

V I A

G

P S

K I N E M

A T

S E R V A T I O

N S

REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

WEST BAY MARSH CREATION SITE

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

POLE SOUNDING LOCATION

(BOTTOM ELEVATION)

WEST BAY MARSH

CREATION AREA

MARSH CREATION AREA LIMITS

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REVISED BY:

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DATE:

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SHEET: 6 OF 10

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DATE: 03/09/2016

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SURVEY PLAN VIEW

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PLAQUEMINES PARISH, LA

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JOB# 2161042

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FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

.2

.6

200' 0' 100' 200'

1" = 200'

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REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

WEST BAY MARSH CREATION SITE

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

POLE SOUNDING LOCATION

(BOTTOM ELEVATION)

WEST BAY MARSH

CREATION AREA

AutoCAD SHX Text

REVISED BY:

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DATE:

AutoCAD SHX Text

SHEET: 7 OF 10

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DATE: 03/09/2016

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SURVEY PLAN VIEW

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PLAQUEMINES PARISH, LA

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JOB# 2161042

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FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

'7

.1

.5

9.5'

8.4'

200' 0' 100' 200'

1" = 200'

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REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

200' ACCESS CORRIDOR

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

POLE SOUNDING LOCATION

(BOTTOM ELEVATION)

200' ACCESS CORRIDOR BASELINE

WEST BAY MARSH

CREATION AREA

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REVISED BY:

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DATE:

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SHEET: 8 OF 10

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DATE: 03/09/2016

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SURVEY PLAN VIEW

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PLAQUEMINES PARISH, LA

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JOB# 2161042

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FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

'9

' 9

.9

200' 0' 100' 200'

1" = 200'

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REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

200' ACCESS CORRIDOR

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

POLE SOUNDING LOCATION

(BOTTOM ELEVATION)

200' ACCESS CORRIDOR BASELINE

AutoCAD SHX Text

REVISED BY:

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DATE:

AutoCAD SHX Text

SHEET: 9 OF 10

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DATE: 03/09/2016

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SURVEY PLAN VIEW

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PLAQUEMINES PARISH, LA

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JOB# 2161042

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FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

' 7

'7

7.1'

7.4'

6.7'

6.6'

7.2'

7.3'

7.5'

7.2'

7.2'

7.7'

7.3'

7.3'

7.2'

7.2'

6.7'

6.6'

6.7'

6.5'

.8

7.9'

8.1'

8.0'

8.1'

8.1'

8.3'

8.4'

8.5'

8.6'

.5

.4'

.3'

.3

.3

.3'

.2

.2

.1

.4'

.5'

.4'

.4

.4

.5

'7

200' 0' 100' 200'

1" = 200'

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H P G

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D A T U M

D E R I V E D

V I A

G

P S

K I N E M

A T

S E R V A T I O

N S

REGISTERED

PROFESSIONAL

KEITH J. ROBERTS

WEEKS MARINE, INC.

BEFORE DREDGE SURVEY

200' ACCESS CORRIDOR

AFTER DREDGE SURVEY

HORIZONTAL SCALE

SURVEY BASELINE

SURVEY TRANSECTS

POLE SOUNDING LOCATION

(BOTTOM ELEVATION)

M

I S

S

I S

S

I P

P

I

R

I V

E

R

200' ACCESS CORRIDOR BASELINE

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REVISED BY:

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DATE:

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SHEET: 10 OF 10

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DATE: 03/09/2016

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SURVEY PLAN VIEW

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PLAQUEMINES PARISH, LA

AutoCAD SHX Text

JOB# 2161042

AutoCAD SHX Text

FILE: WEST BAY MARSH CREATION AREA AD SURVEY.DWG

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