W912HY21B0016_SPECS_Appendix B_Part 1 of 4 - Geophysical Surveys.pdf

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SABINE-NECHES WATERWAY CHANNEL IMPROVEMENT PROJECT-DREDGING
Solicitation number
W912HY21B0016
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About this file

This document includes appendices to specifications for the Sabine-Neches Waterway Channel Improvement Project dredging contract. Appendix B provides geophysical survey data from previous magnetometer and side scan sonar surveys of the project area, including plan view sheets, maps, and point tables of magnetic and acoustic contacts. It details existing debris and potential dredging obstructions between designated stations for consideration in pre-dredging investigations and dredging operations.

The specifications are for a hopper dredging contract to deepen and extend the existing Sabine Bank Channel to Sabine Jetty Channel in Texas. Work includes channel deepening of approximately 13 miles along the Sabine Extension Channel and options for deepening sections of the existing Sabine Pass Channel. Bids for the work are due by September 13, 2021. Relevant appendices provide geotechnical data for consideration in contractor bids.

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Text version

File Number SN 101-302 Solicitation No: W912HY21B0016

DOCUMENT 00 31 32.13 45

APPENDIX B

(Part 1 of 4)

Geophysical Surveys

This Appendix Contains the Following (Provided as a Separate PDF):

1. Magnetometer and Side Scan Sonar Plan View Sheets.

2. Hazard Survey Methodology Report, Sabine-Neches Waterway

Channel Improvement Report, Appendix G from Geotechnical Investigation Prepared by Fugro USA Land, dated November 8, 2019.

3. Geophysical Survey Maps Developed by Burrow Global Based on Surveys Performed During 2018.

4. Geophysical Survey Maps Developed from Access 3D Solutions survey performed during March 2020.

- THIS PAGE WAS INTENTIONALLY LEFT BLANK -

File Number SN 101-302 Solicitation No: W912HY21B0016

DOCUMENT 00 31 32.13 45

Geophysical Surveys

1. Magnetometer and Side Scan Sonar Plan View Sheets

- THIS PAGE WAS INTENTIONALLY LEFT BLANK -

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-101.dgn

-186+800-186+800

-186+000

-185+000

-184+000

-183+000

-182+000

-181+000

-180+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

MAGNETOMETER AND SIDE SCAN SONAR 1.

NOTES:

MAGNETOMETER AND SIDE SCAN SONAR PLAN - SABINE EXTENSION CHANNEL

SHEET 01 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -180+000

S A

B

IN

E E

X T

E N

S

IO

N C

H A

N N

E L

BURROW

SNWE 26

SNWE 27

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-102.dgn

-180+000

-179+000

-178+000

-177+000

-176+000

-175+000

-174+000

-173+000

-172+000

-171+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 02 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -171+000

MATCHLINE STA. -180+000

S A

B

IN

E E

X T

E N

S

IO

N C

H A

N N

E

SNWE 25

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-103.dgn

-171+000

-170+000

-169+000

-168+000

-167+000

-166+000

-165+000

-164+000

-163+000

-162+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

DREDGE PLAN - SABINE EXTENSION CHANNEL

SHEET 03 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -162+400

S A

B

IN

E E

X T

E N

S

IO

N C

H A

N N

E L

MATCHLINE STA. -171+000

of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-104.dgn

-163+000

-162+000

-161+000

-160+000

-159+000

-158+000

-157+000

-156+000

-155+000

-154+000

-153+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 04 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -153+400

MATCHLINE STA. -162+400

S A

B

IN

E E

X T

E N

S

IO

N C

H A

N N

E of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-105.dgn

-154+000

-153+000

-152+000

-151+000

-150+000

-149+000

-148+000

-147+000

-146+000

-145+000

-144+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 05 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -144+800

S A

B

IN

E E

X T

E N

S

IO

N C

H A

N N

E L

MATCHLINE STA. -153+400

of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-106.dgn

-145+000

-144+000

-143+000

-142+000

-141+000

-140+000

-139+000

-138+000

-137+000

-136+000

-135+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 06 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -135+400

MATCHLINE STA. -144+800

S A

B

IN

E E

X T

E N

S

IO

N C

H A

N N

E

SNWE 24

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-107.dgn

-135+000

-134+000

-133+000

-132+000

-131+000

-130+000

-129+000

-128+000

-127+000

-126+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 07 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -126+000

MATCHLINE STA. -135+400

S A

B

IN

E E

X T

E N

S

IO

N C

H A

N N

E

SNWE 18

SNWE 19

SNWE 20

SNWE 21

SNWE 22

SNWE 23

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-108.dgn

-126+000

-125+000

-124+000

-123+000

-122+000

-121+000

-120+000

-119+000

-118+000

-117+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 08 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -117+000

S A

B

IN

E E

X T

E N

S

IO

N C

H A

N N

E L

MATCHLINE STA. -126+000

SNWE 14

SNWE 15

SNWE 16

SNWE 17

SNWE 18

SNWE 19

SNWE 20

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-109.dgn

-117+000

-116+000

-115+000

-114+000

-113+000

-112+000

-111+000

-110+000

-109+000

-108+000

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

MAGNETOMETER AND SIDE SCAN SONAR PLAN - SABINE BANK CHANNEL

SHEET 09 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLINE STA. -108+000

S A

B

IN

E B

A N

K C

H A

N N

E L

MATCHLINE STA. -117+000

SNWE 9

SNWE 10

SNWE 11

SNWE 12

SNWE 13

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-110.dgn

-108+000

-107+000

-106+000

-105+000

-104+000

-103+000

-102+000

-101+0

-10 0+

-9 9+

-9

-9

6255 6256

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 10 OF 27

GEOPHYSICAL DATA

APPENDIX B

M A T C

H L

IN

E S

T A -9

S A

B

IN

E B

A N

K C

H A

N N

E L

MATCHLINE STA. -108+000

SNWE 7

SNWE 8

SNWE 9

SNWE 10

SNWE 11

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-111.dgn

-9 9+

-9

-9

-9

-9

-9

-9

-9

-9

-9

-8

-8

-8

-8

-8

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 11 OF 27

GEOPHYSICAL DATA

APPENDIX B

M A T C

H L

IN

E S

T A -8

S A B

IN

E B

A N

K C

H A N

N E L

M A T C

H L

IN

E S

T A -9

SNWE 6

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-112.dgn -8

-8

-8

-8

-8

-8

-8

-8

-7

-7

-7

-7

-7

-7

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 12 OF 27

GEOPHYSICAL DATA

APPENDIX B

S T A -7

M A T C

H L

IN

E

S A B

IN

E B

A N

K C

H A N

N E L

M A T C

H L

IN

E S

T A -8

SNWE 5

SNWE 6

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-113.dgn

-7

-7

-7

-7

-7

-7

-7

-7

-6

-6

-6

-6

-6

-6

-6

-6

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 13 OF 27

GEOPHYSICAL DATA

APPENDIX B

M A T C

H L

IN

E S

T A -6

M A T C

H L

IN

E S

T A -7

S A B

IN

E B

A N

K C

H A N

N E

SNWE 4

SNWE 5

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-114.dgn

-6

-6

-6

-6

-6

-6

-6

-6

-5

-5

-5

-5

-5

-5

-5

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 14 OF 27

GEOPHYSICAL DATA

APPENDIX B

M A T C

H

LI

N E S

T A

S A B

IN

E B

A N

K C

H A N

N E L

M A T C

H L

IN

E S

T A -6

SNWE 1

SNWE 2

SNWE 3

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-115.dgn

-5

-5

-5

-5

-5

-5

-4

-4

-4

-4

-4

-4

-4

-4

-4

-4 0+

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

MAGNETOMETER AND SIDE SCAN SONAR PLAN - SABINE PASS OUTER BAR CHANNEL

SHEET 15 OF 27

GEOPHYSICAL DATA

APPENDIX B

-4 1+

M A T C

H

LI

N E S

T A

S A B

IN

E B

A N

K C

H A N

N E L

M A T C

H L

IN

E S

T A -5

OB 8

OB 9

OB 10

OB 11

OB 12

OB 13

OB 14

OB 15

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-116.dgn

-4

-4 0+

-3 9+

-38 +0

-37 +0

-36 +0

-35 +0

-34 +0

-33 +0

-32 +0

-31 +0

-30 +0

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 16 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLIN

E

STA.

-3

1+

M A T C

H L

IN

E S

T A -4

S A

B

IN

E P

A S S O

U T E

R B

A R C

H A

N N

E

OB 1

OB 2

OB 3

OB 4

OB 5

OB 6

OB 7

OB 8

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-117.dgn

-31 +0

-30 +0

-29 +0

-28 +0

-27 +0

-26 +0

-25 +0

-24 +0

-23 +0

-22 +0

-21+

5920 6032

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 17 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLIN

E S

TA.

-21

+40

MATCHLIN

E

STA.

-3

1+

S A

B

IN

E P

A S S O

U T E

R B

A R C

H A

N N

E

OB 1

OB 2

OB 3

OB 4

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

EAST JETTY

WEST JETTY

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-118.dgn -24

+0

-23 +0

-22 +0

-21+

-20+

-19+

-18+

-17+

-16+

-15+

-14+

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

MAGNETOMETER AND SIDE SCAN SONAR PLAN - SABINE PASS JETTY CHANNEL

SHEET 18 OF 27

GEOPHYSICAL DATA

APPENDIX B

S

A B

IN

E P

A S S J

E T T

Y C

H A

N N

E L

MATCHLIN

E S

TA.

-21

+40

MATCHLIN

E S

TA. -

15+

WEST JETTY

EAST JETTY

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-119.dgn

-16+

-15+

-14+

-13+

-12+

-11+

-10+

-9+0

-8+0

-7+0

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 19 OF 27

GEOPHYSICAL DATA

APPENDIX B

MATCHLIN

E S

TA. -

8+0

S A

B

IN

E P

A S S J

E T T

Y C

H A

N N

E L

MATCHLIN

E S

TA. -

15+

SPC 58

SPC 59

SPC 60

SPC 61

SPC 62

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

EAST JETTY

WEST JETTY

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-120.dgn

-8+0

-7+0

-6+0

-5+

-4 +0

-3 +0

-2 +0

-1 +0

0+

1+

2+

3+

3+

0+

5563M

ATC

H

LI

N E

STA.

+5

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 20 OF 27

GEOPHYSICAL DATA

APPENDIX B

S A B

IN

E P

A S S C

H A

N N E L

MATCHLIN

E S

TA. -

8+0

JE

T T Y C

H A

N N E L

S A B

IN

E P

A S S

SPC 38

SPC 39

SPC 40

SPC 41

SPC 42

SPC 43

SPC 44

SPC 45

SPC 46

SPC 47

SPC 48

SPC 49

SPC 50

SPC 51

SPC 52

SPC 53

SPC 54

SPC 55

SPC 56

SPC 57

SPC 58

SPC 59

SPC 60

SPC 61

SPC 62

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

EAST JETTY

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-121.dgn

4+

5+

6+

7+

8+

9+

+0

+0

-1 +0

0+

1+

2+

3+

3+

0+

M

ATC

H

LI

N E

STA.

+0

S A B

IN

E P

A S S C

H A

N N E L

M

ATC

H

LI

N E

STA.

+5

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

MAGNETOMETER AND SIDE SCAN SONAR PLAN - SABINE PASS CHANNEL

SHEET 21 OF 27

GEOPHYSICAL DATA

SPC 13

SPC 14

SPC 15

SPC 16

SPC 17

SPC 18

SPC 19

SPC 20

SPC 21

SPC 22

SPC 23 SPC 24

SPC 25

SPC 26

SPC 27

SPC 28

SPC 30

SPC 31

SPC 32

SPC 33

SPC 34

SPC 35

SPC 36

SPC 37

SPC 38

SPC 39

SPC 40

SPC 41

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-122.dgn

9+

+0

+0

+0

+0

+0

+0

+0

+0

+0

+0

+0

+0

M

ATC

H

LI

N E

STA.

9+

S A B

IN

E P

A S S C

H A

N N E L

M

ATC

H

LI

N E

STA.

+0

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 22 OF 27

GEOPHYSICAL DATA

SPC 1

SPC 2 SPC 3

SPC 4

SPC 5

SPC 6

SPC 7

SPC 8

SPC 9

SPC 10

SPC 11

SPC 12

SPC 13

SPC 14

SPC 15

SPC 16

SPC 17

SPC 18

SPC 19

PAC 46

PAC 47

PAC 48

PAC 49

PAC 50

PAC 51

PAC 52

PAC 53

PAC 54

PROPOSED CHANNEL TOE (BOTTOM OF CUT)

Galveston District of Engineers U.S. Army Corps

LEGEND:

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SIDE SCAN SONAR POINT

MAGNETOMETER POINT

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-123.dgn

+0

+0

+0

+0

+0

+0

48804882

APPENDIX (B).

AND 0+00 ARE AVAILABLE IN SECTION 4 OF THIS

GEOPHYSICAL DATA BETWEEN STATION -21+0004.

HAZARD SURVEYS.

INCLUDING REQUIRED PRE- DREDGING

INVESTIGATE PIPELINE AND UTILITY CROSSINGS,

FOR CONTRACTOR'S REQUIREMENTS TO

SECTION 35 20 23.12 45 (HOPPER DREDGING)

BEEN IDENTIFIED. REFER TO SPECIFICATION

POTENTIAL DREDGING OBSTRUCTIONS HAVE

TO VERIFY THAT ALL EXISTING DEBRIS AND

HDR HAS NOT PERFORMED FIELD INVESTIGATIONS3.

SIDE SCAN SONAR DATA ARE ON SHEETS 08 TO 13.

COORDINATE TABLES FOR MAGNETOMETER AND 2.

ON GEOSPATIAL SURVEYS.

SPECIFICATIONS FOR ADDITIONAL INFORMATION

DURING 2019. REFER TO APPENDIX B IN THE

(FOR BORROW GLOBAL) AND FUGRO USA LAND

DATA WERE COLLECTED BY DOC MAPPING

SHEET 23 OF 27

GEOPHYSICAL DATA

APPENDIX B

M

ATC

H

LI

N E

STA.

9+ of Engineers U.S. Army Corps

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-POINT_TABLE_1.dgn

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13859716

13859723

13859589

13859552

13859493

13859398

13859437

13859471

13858562

13858434

13859697

13858839

13858652

13859734

13860247

13860512

13860457

13860478

13860443

13860098

13859814

13859948

13860002

13859948

13860086

13859978

13859827

13860017

13859894

13858835

13858999

13859070

13859140

13859401

13858926

13859232

13859320

13858174

13858259

13858397

13858488

13858873

13858926

13858985

13859060

13859202

13859252

13859426

13859518

13859758

13860155

13859865

13859654

13858370

13858572

13858458

13858766

13859559

13860028

13860091

EASTING

3585842

3585827

3586232

3586349

3586469

3586752

3586689

3586595

3589296

3589667

3585907

3588429

3588967

3585771

3583592

3583431

3583535

3583530

3583537

3584110

3585550

3585264

3584658

3584901

3584363

3584735

3585453

3584518

3583409

3586511

3586009

3585869

3585634

3584858

3586313

3585368

3585099

3588179

3587948

3587531

3587212

3586113

3585963

3585793

3585517

3585122

3584957

3584498

3584145

3583472

3583560

3584417

3585046

3589476

3588916

3589288

3588416

3585968

3584511

3584335

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13860112

13860128

13860400

13860236

13860406

13859977

13859920

13860002

13859722

13860072

13859415

13858948

13858841

13858410

13859346

13858855

13858882

13858793

13858322

13858779

13858742

13858626

13858558

13858396

13858375

13859114

13858545

13859546

13859498

13859185

13859299

13859264

13859494

13858472

13859111

13859034

13858912

13859298

13859191

13859230

13858638

13859409

13860051

13858635

13859588

13858208

13858277

13859806

13859048

13860212

13860095

13858130

13857987

13859104

13858363

13859097

13859542

13859044

13859224

13859269

EASTING

3584204

3584028

3583510

3583752

3583438

3584742

3584876

3584659

3585499

3584390

3587239

3588647

3588955

3590197

3587440

3588926

3588866

3589038

3590462

3589137

3589282

3589581

3589732

3590248

3590349

3588140

3589838

3586832

3586941

3587920

3587568

3587694

3586754

3589791

3587901

3588129

3588458

3587325

3587663

3587543

3589284

3586978

3583537

3587814

3584988

3589682

3589502

3584897

3587190

3583706

3584073

3589889

3590316

3587038

3589235

3586068

3584813

3586317

3585748

3585594

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13859490

13859601

13859975

13859796

13858085

13858219

13858376

13858478

13858515

13858534

13858557

13858638

13858661

13858686

13858775

13858826

13858857

13858885

13858977

13859057

13859099

13859141

13859280

13859467

13859486

13859604

13859511

13859333

13859155

13859078

13858816

13858764

13858714

13858647

13858585

13858524

13858480

13858325

13854785

13850788

13850685

13857134

13846992

13846331

13841395

13840937

13842789

13841896

13840474

13840262

13856174

13844770

13855042

13854868

13848984

13854418

13853653

13853062

13851263

13852003

EASTING

3584937

3584636

3583530

3584045

3587824

3587437

3586975

3586687

3586587

3586528

3586465

3586229

3586157

3586092

3585807

3585667

3585581

3585496

3585201

3584949

3584846

3584716

3584209

3583869

3583654

3583624

3583917

3584444

3584972

3585220

3585997

3586145

3586309

3586492

3586673

3586849

3587011

3587434

3592035

3595003

3595080

3590304

3597802

3598312

3601971

3602314

3600943

3601605

3602658

3602824

3591001

3599465

3591851

3591979

3596356

3592315

3592878

3593314

3594654

3594111

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13838799

13851838

13852758

13853234

13853761

13854195

13852312

13855475

13855600

13855831

13839736

13854423

13849424

13849183

13849121

13848970

13856615

13856041

13851755

13839364

13839493

13840980

13841360

13842739

13846555

13846938

13847042

13847429

13847701

13847815

13848037

13850059

13850227

13850484

13850810

13850772

13850905

13851060

13851131

13851386

13851447

13851206

13851344

13851512

13850520

13850576

13850778

13850962

13850687

13850335

13850475

13850530

13851226

13851300

13850415

13851150

13851063

13850168

13850540

13850632

EASTING

3603898

3593860

3593177

3592820

3592432

3592103

3593525

3591155

3591065

3590889

3602838

3591932

3595642

3595885

3596012

3596066

3590314

3590731

3593917

3603114

3603019

3601922

3601635

3600602

3597779

3597494

3597428

3597131

3596927

3596843

3596683

3595174

3595051

3594867

3596720

3596750

3596643

3596519

3596458

3596255

3596212

3596404

3596287

3596151

3596951

3596911

3596486

3596341

3596560

3596844

3596727

3596682

3596130

3596070

3596784

3596188

3596260

3596701

3596428

3596352

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13850703

13850878

13851130

13850979

13851073

13850865

13850780

13850674

13850555

13851376

13851305

13851131

13851039

13850948

13850531

13850579

13850651

13850740

13850331

13850389

13850840

13851041

13850932

13851125

13851313

13850473

13843493

13843303

13843410

13841611

13841176

13856277

13856099

13854710

13846624

13840384

13850106

13857233

13856874

13855354

13855087

13853647

13854059

13853790

13853898

13852676

13853123

13853260

13851775

13851038

13850866

13849264

13847986

13845006

13843973

13843854

13843705

13843560

13852303

13852751

EASTING

3596293

3596155

3595941

3596069

3595996

3596552

3596623

3596696

3596798

3596134

3596197

3596338

3596418

3596476

3596563

3596524

3596464

3596390

3596717

3596671

3596311

3596153

3596237

3596077

3595935

3596611

3600794

3600930

3600857

3602191

3602508

3591311

3591438

3592470

3598474

3603099

3595897

3590601

3590864

3591986

3592193

3593260

3592960

3593148

3593070

3593965

3593642

3593543

3594646

3595198

3595329

3596508

3597454

3599668

3600433

3600520

3600635

3600739

3594008

3593681

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13841189

13843871

13857215

13855214

13841538

13854574

13838961

13839415

13853204

13839787

13843202

13845968

13846638

13849150

13848354

13850179

13850581

13850915

13851493

13856812

13854610

13857080

13856452

13854869

13854474

13853777

13853004

13850736

13850579

13850328

13848975

13846898

13842730

13840902

13840200

13838747

13841373

13841870

13845068

13845537

13845813

13846154

13842916

13846606

13851244

13852017

13852689

13852910

13853018

13853798

13854163

13854086

13854010

13853978

13853746

13853497

13853275

13844973

13844806

13845183

EASTING

3602249

3600251

3590363

3591841

3601990

3592324

3603906

3603574

3593337

3603298

3600759

3598708

3598211

3596351

3596940

3595580

3595293

3595041

3594620

3590406

3592052

3590211

3590671

3591857

3592143

3592664

3593237

3594932

3595041

3595222

3596221

3597771

3600846

3602207

3602735

3603817

3601873

3601488

3599746

3599399

3599199

3598940

3601341

3598604

3595177

3594602

3594087

3593938

3593850

3593275

3593005

3593065

3593119

3593143

3593312

3593491

3593655

3599817

3599947

3599670

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13844674

13844220

13844068

13844010

13843876

13843644

13843497

13842442

13841606

13840933

13840402

13840265

13850875

13849584

13849443

13848959

13848392

13853157

13856267

13857579

13853926

13857167

13856905

13856855

13856563

13856486

13856362

13856324

13856154

13856115

13856080

13855898

13855726

13855763

13855515

13855434

13855385

13854653

13838969

13856242

13856037

13855878

13843402

13852720

13853167

13853743

13854505

13855197

13854674

13853558

13854008

13857196

13839927

13839739

13841494

13841096

13841933

13842549

13843164

13844407

EASTING

3600044

3600387

3600491

3600534

3600629

3600816

3600899

3601702

3602304

3602817

3603216

3603307

3595439

3596392

3596501

3596854

3597276

3593751

3591439

3590471

3593183

3590766

3590974

3591010

3591208

3591267

3591366

3591399

3591520

3591549

3591575

3591704

3591845

3591822

3591999

3592058

3592089

3592641

3604020

3591204

3591360

3591485

3600744

3593831

3593498

3593067

3592508

3591986

3592373

3593202

3592881

3590495

3603316

3603457

3602152

3602445

3601823

3601367

3600916

3599996

SHEET 24 OF 27

GEOPHYSICAL DATA

U.S. Army Corps

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-POINT_TABLE_2.dgn

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13844750

13852025

13845195

13847949

13849171

13850827

13851376

13851846

13850624

13850494

13849105

13847980

13841023

13850806

13851470

13852288

13853029

13853328

13853535

13854279

13854515

13854673

13855519

13855752

13855885

13856025

13856964

13857133

13846789

13847199

13849192

13856523

13847528

13842780

13839048

13844606

13845432

13841424

13846243

13846479

13846732

13849423

13849204

13849050

13849171

13856344

13856137

13855718

13855786

13855876

13855472

13855659

13855388

13855294

13854721

13854888

13854988

13855121

13854417

13854394

EASTING

3599741

3594345

3599399

3597362

3596458

3595227

3594829

3594463

3594891

3594987

3596011

3596852

3602005

3594746

3594259

3593642

3593088

3592872

3592733

3592167

3591992

3591876

3591255

3591076

3590976

3590877

3590179

3590050

3597726

3597425

3595932

3590504

3597198

3600703

3603462

3599343

3598735

3601706

3597871

3597707

3597521

3595513

3595959

3595767

3596066

3590383

3590550

3590851

3590793

3590744

3591034

3590899

3591112

3591156

3591569

3591473

3591381

3591290

3591807

3591820

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13854553

13854580

13854170

13853996

13853572

13852672

13852911

13851594

13851385

13851119

13849829

13849889

13850316

13850243

13850064

13849954

13850003

13850023

13849496

13849927

13840302

13840822

13841007

13841230

13841641

13841331

13842552

13843308

13843755

13846964

13847745

13847488

13847251

13847374

13847920

13845274

13845410

13845849

13854667

13849428

13849119

13849139

13848954

13848859

13850285

13850259

13848382

13848059

13847554

13846939

13846876

13847078

13847120

13847179

13847332

13845488

13845740

13845144

13845077

13843898

EASTING

3591711

3591676

3591987

3592111

3592446

3593118

3592925

3593901

3594060

3594267

3595218

3595176

3594846

3594903

3595036

3595114

3595080

3595063

3595442

3595133

3602296

3601911

3601773

3601590

3601285

3601516

3600614

3600050

3599728

3597339

3596759

3596965

3597111

3597049

3596642

3598611

3598501

3598158

3591584

3595462

3595634

3595843

3596082

3595920

3594754

3594772

3596168

3596400

3596789

3597247

3597290

3597154

3597116

3597063

3596948

3598322

3598124

3598578

3598629

3599501

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13843815

13844067

13843398

13842622

13840877

13840358

13846662

13839632

13854770

13854726

13854784

13854857

13854519

13854260

13854352

13854125

13854278

13854387

13854048

13854076

13853866

13853916

13853943

13853759

13854824

13854993

13855021

13855216

13855336

13855434

13855930

13855908

13855859

13855829

13855618

13855651

13856509

13853842

13853767

13853446

13852898

13852327

13850720

13850777

13850819

13851161

13850954

13849954

13849968

13849945

13849939

13849925

13849867

13849821

13849789

13849797

13849739

13849731

13849700

13849566

EASTING

3599555

3599370

3599867

3600443

3601738

3602122

3597449

3602671

3591431

3591499

3591418

3591361

3591732

3591898

3591848

3591966

3591889

3591827

3591997

3591986

3592103

3592064

3592044

3592171

3591386

3591265

3591243

3591111

3591008

3590942

3590570

3590589

3590627

3590648

3590806

3590781

3590143

3592120

3592166

3592407

3592818

3593241

3594437

3594397

3594367

3594113

3594259

3595004

3594995

3595009

3595013

3595022

3595066

3595100

3595122

3595116

3595161

3595166

3595189

3595290

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13849533

13849492

13814323

13803083

13803348

13803656

13803910

13817728

13817846

13817918

13818025

13816707

13816212

13816006

13815141

13814928

13814742

13814607

13814465

13810933

13814111

13813867

13813770

13811973

13813501

13812313

13812596

13810223

13810094

13812491

13812846

13812961

13813088

13813226

13811518

13811151

13802855

13810800

13810698

13810420

13809929

13809281

13809101

13809326

13808828

13808594

13808512

13808422

13808166

13807829

13807666

13804509

13807547

13807188

13807040

13806874

13806349

13806513

13806594

13806087

EASTING

3595313

3595353

3612532

3617790

3617617

3617464

3617378

3610857

3610872

3610785

3610774

3611351

3611572

3611691

3612139

3612238

3612336

3612399

3612460

3614117

3612626

3612715

3612763

3613614

3612906

3613423

3613353

3614414

3614504

3613377

3613208

3613167

3613074

3613048

3613847

3613994

3617845

3614153

3614239

3614351

3614558

3614891

3614952

3614840

3615051

3615193

3615186

3615262

3615363

3615556

3615597

3617106

3615678

3615853

3615897

3615983

3616253

3616182

3616126

3616360

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13805873

13805585

13804666

13811361

13811610

13801635

13802007

13802146

13802249

13802366

13802697

13804682

13804760

13805955

13806572

13806730

13806828

13806877

13806962

13807267

13807331

13807625

13807790

13809019

13809630

13810281

13811031

13810962

13811196

13811490

13811683

13818681

13818386

13818200

13817886

13817855

13817420

13814506

13814234

13814127

13812211

13813253

13813128

13812970

13812646

13810381

13809219

13808898

13807502

13807440

13805828

13805615

13805171

13804580

13804296

13803791

13803038

13812109

13812004

13812753

EASTING

3616445

3616555

3617019

3613934

3613768

3618450

3618274

3618185

3618139

3618094

3617947

3618615

3618595

3618058

3617769

3617714

3617662

3617589

3617584

3617447

3617397

3617319

3617187

3616621

3616321

3616028

3615641

3615656

3615558

3615435

3615390

3612067

3612198

3612303

3612462

3612496

3612656

3614044

3614152

3614216

3615124

3614664

3614668

3614767

3614936

3615956

3616562

3616685

3617314

3617365

3618123

3618183

3618398

3618700

3618850

3619096

3619424

3615139

3615194

3614844

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13813408

13813601

13809839

13816258

13816082

13815222

13816806

13815009

13817267

13813306

13802149

13801981

13802738

13802862

13803159

13804049

13804456

13813761

13818213

13817674

13817933

13811043

13810773

13810466

13810339

13810142

13810015

13809638

13809198

13808227

13808022

13807452

13806576

13806184

13806062

13805649

13805378

13803466

13803065

13802483

13801598

13801736

13804288

13806983

13804185

13811651

13814899

13814266

13814629

13813456

13812939

13812872

13812550

13812139

13811929

13811376

13809167

13815451

13813902

13814001

EASTING

3614540

3614468

3616255

3613196

3613294

3613715

3612988

3613806

3612777

3614604

3619817

3619934

3619556

3619507

3619362

3618988

3618766

3614406

3611148

3611388

3611266

3614171

3614304

3614447

3614460

3614606

3614648

3614844

3615053

3615515

3615606

3615846

3616277

3616470

3616505

3616725

3616837

3617726

3617901

3618206

3618628

3618509

3617339

3616075

3617420

3613890

3612301

3612642

3612460

3613005

3613238

3613276

3613428

3613655

3613732

3613994

3615638

3612678

3613440

3613365

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13814185

13814356

13814838

13813351

13812614

13811936

13811582

13809675

13808744

13809048

13804608

13807492

13807634

13806920

13806688

13806454

13806119

13805873

13805096

13803308

13811258

13804120

13804380

13805319

13816358

13815830

13817722

13817167

13817386

13816984

13818509

13818248

13805376

13805971

13802481

13801877

13801978

13803815

13804305

13804147

13804457

13804674

13804740

13806271

13806792

13807517

13808085

13808290

13808375

13808564

13806075

13809218

13808866

13808739

13808648

13809438

13809641

13810179

13810446

13810316

EASTING

3613265

3613234

3612981

3613641

3614008

3614343

3614490

3615399

3615846

3615712

3617793

3616416

3616391

3616697

3616847

3616921

3617070

3617192

3617570

3618393

3614626

3618047

3617903

3617461

3612269

3612501

3611616

3611865

3611798

3611982

3611293

3611364

3616950

3616661

3618292

3618604

3618561

3617677

3617470

3617529

3617385

3617285

3617257

3616507

3616230

3615937

3615694

3615556

3615520

3615466

3616590

3615166

3615285

3615362

3615402

3615036

3614930

3614673

3614522

3614617

SHEET 25 OF 27

U.S. Army Corps

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-POINT_TABLE_3.dgn

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13810789

13810934

13811400

13811568

13811728

13811988

13812706

13812835

13813084

13813295

13813449

13813814

13813609

13813945

13814004

13814182

13814518

13814880

13815078

13815154

13815910

13816133

13816935

13817423

13817560

13817725

13818053

13806389

13806596

13807074

13807268

13807716

13807957

13810029

13810653

13811080

13812147

13812231

13812972

13814369

13815595

13815477

13814978

13814738

13814617

13801180

13814267

13809020

13801646

13803745

13804068

13804560

13804961

13801567

13816761

13816127

13815377

13814846

13814658

13814303

EASTING

3614372

3614334

3614073

3614012

3613918

3613799

3613478

3613441

3613329

3613231

3613151

3612988

3613028

3612911

3612867

3612832

3612653

3612451

3612342

3612330

3611946

3611880

3611471

3611264

3611187

3611140

3610991

3616463

3616353

3616155

3616051

3615881

3615729

3614737

3614436

3614254

3613756

3613690

3613371

3612722

3612131

3612169

3612411

3612535

3612600

3618929

3612742

3615191

3618686

3617731

3617541

3617334

3617145

3618732

3612313

3612601

3612948

3613218

3613301

3613457

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13814207

13813961

13813876

13813199

13812705

13811618

13811314

13812207

13812087

13811947

13811069

13809995

13810213

13810400

13810662

13808814

13808622

13809314

13808002

13807825

13807604

13806859

13807165

13806432

13803890

13804141

13801911

13802071

13801739

13809123

13818614

13818499

13818378

13818105

13818193

13817653

13817904

13817229

13807213

13802014

13806724

13807158

13813110

13813777

13817158

13815148

13801782

13802257

13802161

13804584

13805881

13817632

13818213

13817846

13813484

13812630

13811065

13807882

13806336

13803694

EASTING

3613565

3613626

3613685

3614005

3614239

3614756

3614879

3614483

3614514

3614603

3615023

3615490

3615405

3615303

3615173

3616048

3616155

3615812

3616411

3616515

3616617

3616960

3616880

3617151

3618364

3618239

3619304

3619213

3619349

3615922

3611494

3611508

3611605

3611719

3611649

3611933

3611802

3612076

3616797

3619702

3617527

3617301

3614525

3614201

3612627

3613561

3619830

3619608

3619644

3618523

3617940

3612447

3612149

3612330

3614373

3614778

3615446

3617010

3617695

3618971

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13805091

13810533

13818418

13817971

13818259

13818161

13818329

13808639

13809712

13817875

13810019

13818017

13811461

13812801

13813181

13814453

13816010

13802181

13803649

13804343

13805099

13805786

13805966

13806862

13808438

13808509

13808761

13818207

13818424

13818251

13817253

13817438

13817951

13817743

13801709

13801269

13743940

13743906

13760629

13760634

13762575

13781237

13781582

13784380

13783967

13785376

13785266

13785182

13790262

13794415

13794206

13795418

13798215

13797978

13780349

13773538

13773711

13775805

13777207

13768273

EASTING

3618313

3616023

3612277

3612553

3612388

3612375

3612345

3616920

3616444

3612593

3616260

3612513

3615604

3614937

3614797

3614182

3613458

3620016

3619257

3618936

3618546

3618250

3618163

3617715

3616999

3616978

3616863

3612380

3611828

3611872

3612304

3612225

3612003

3612104

3620421

3619916

3665724

3665031

3664477

3664713

3662653

3641585

3641203

3639713

3640209

3636940

3637041

3637115

3633103

3628437

3628632

3625624

3624111

3624383

3644248

3650329

3650195

3649379

3646089

3657877

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13764489

13787072

13784242

13788004

13789578

13792031

13792346

13791521

13793326

13793391

13796859

13799372

13800429

13800939

13800982

13800509

13799588

13797377

13796739

13796505

13794417

13801528

13793699

13793553

13792756

13792094

13790867

13791781

13789222

13789324

13786447

13786344

13783886

13793781

13801576

13791416

13792094

13792707

13793479

13793588

13794039

13794337

13794864

13795638

13796756

13797588

13799660

13800611

13801100

13801463

13801631

13801933

13788215

13785954

13801890

13801546

13801437

13801051

13798871

13798410

EASTING

3662161

3635199

3638377

3634152

3632390

3629606

3629258

3630185

3628138

3628061

3624179

3621350

3620147

3619575

3620294

3620828

3621880

3624341

3625065

3625327

3627715

3619677

3628490

3628654

3629552

3630303

3631684

3630681

3633550

3633419

3636651

3636772

3639533

3628435

3619623

3631674

3630925

3630225

3629351

3629224

3628721

3628375

3627791

3626900

3625660

3624706

3622400

3621317

3620745

3620357

3620175

3619855

3635283

3637829

3620041

3620437

3620566

3620984

3623440

3623960

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13770227

13770780

13770989

13773013

13762237

13767725

13775756

13774964

13773454

13763838

13769136

13776163

13763266

13766392

13762935

13765218

13764367

13767272

13768873

13767476

13767290

13771914

13771011

13770299

13753558

13753994

13755124

13757342

13758450

13761917

13749274

13753763

13755597

13755809

13757444

13758551

13759533

13760312

13744290

13754104

13744521

13746194

13750642

13752616

13758494

13757272

13750902

13758947

13758429

13757327

13755097

13754009

13752437

13760176

13759345

13758344

13757107

13750511

13744347

13744087

EASTING

3654138

3653516

3653282

3651007

3663137

3656969

3647942

3648820

3650502

3661341

3655380

3648262

3662750

3659233

3663112

3660547

3661510

3658253

3656428

3658004

3658230

3653017

3654028

3654830

3665140

3665118

3665065

3664955

3664909

3663344

3665053

3664836

3664754

3664741

3664663

3664606

3664201

3664172

3664942

3664465

3664922

3664843

3664622

3664532

3664250

3664314

3665161

3664753

3664782

3664848

3664933

3664994

3664652

3664292

3664327

3664378

3664426

3664741

3665036

3665049

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13744337

13747184

13750723

13757228

13758458

13760321

13753474

13757266

13757614

13758708

13750767

13760165

13761661

13752195

13753384

13744511

13751460

13739290

13714785

13725389

13720245

13720570

13724534

13727386

13739766

13742273

13724287

13719889

13724594

13730043

13732955

13734481

13735267

13739343

13739694

13741799

13736770

13712906

13714587

13719999

13723334

13724277

13739164

13739617

13739116

13739642

13740010

13734470

13723351

13719943

13716429

13715126

13734740

13743164

13737888

13736413

13740298

13740064

13724582

13719598

EASTING

3664812

3664685

3664516

3664194

3664129

3664056

3665414

3665208

3665205

3665130

3665568

3665063

3664981

3665482

3665417

3665870

3665508

3666173

3667297

3666816

3667042

3667023

3666850

3666718

3666153

3665759

3666569

3666774

3666555

3666291

3666164

3666100

3666063

3665868

3665854

3665762

3665989

3667297

3667220

3666980

3666824

3666777

3666094

3666068

3665997

3665963

3665950

3666209

3666714

3666873

3667028

3667092

3665476

3665092

3665335

3665400

3665227

3665235

3665961

3666185

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13718768

13716497

13739661

13714798

13731227

13719562

13740236

13739996

13739594

13742057

13725176

13721835

13724563

13743166

13737969

13738168

13714581

13714910

13719721

13722707

13724841

13725472

13728345

13736384

13737766

13731988

13740249

13739897

13713547

13719856

13731047

13732818

13740061

13740640

13714236

13737537

13741392

13737919

13733187

13720293

13720009

13739708

13720444

13740050

13719922

13715176

13724535

13727363

13737759

13737900

13714191

13690472

13709789

13710166

13705374

13700870

13699125

13696459

13694932

13692536

EASTING

3666230

3666335

3665253

3666408

3665637

3666080

3665137

3665142

3665164

3665058

3665834

3665972

3665852

3665005

3665241

3665117

3666201

3666184

3665962

3665833

3665728

3665709

3665563

3665194

3665133

3665405

3665013

3665036

3666248

3666312

3665794

3665704

3665380

3665346

3666870

3665790

3665624

3665771

3665994

3666591

3666600

3665538

3666428

3665526

3666453

3666671

3666237

3666113

3665662

3665637

3666712

3668401

3667519

3667503

3667725

3667938

3668009

3668137

3668207

3668317

SHEET 26 OF 27

U.S. Army Corps

CHANNEL IMPROVEMENTS PROJECT

SABINE-NECHES WATERWAY

1000'0 500'

FEBRUARY 21, 2020

10145465

SHEET __ OF __

GEOPHYSICAL DATA

APPENDIX B

...\6.2_WIP\ProjectData\CAD_BIM\06 Exhibits\01_Mag Exhibits\SN05OS1C-POINT_TABLE_4.dgn

MAGNETOMETER POINT TABLE

POINT NO.

NORTHING

13692132

13696635

13705557

13704623

13703762

13699891

13700728

13700169

13696792

13696442

13696021

13695314

13690665

13690471

13705980

13700587

13701189

13708209

13705188

13690257

13694933

13697278

13705207

13690259

13687880

13700555

13701191

13684729

13692376

13690383

13700350

13680717

13706928

1370…

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