7.4 PO-133-Mag Survey of Access-Drawings.pdf

REV. #

JOB NUMBER

1/5

SHEET

SCALE

DRAWN

Web Address: http: // www.emcsurvey.com

2472 SUNSET DR. * GRENADA, MS 38901 * Ph. (662) 226-5166 * Fax (662) 226-5170

CENTER POINT, LA * PUNTA GORDA, FL * HOUSTON, TX

AS SHOWN

EMC-19-041

1. ALL DATA WAS DERIVED FROM GPS SURVEY TECHNIQUES AND

COMPUTED USING CORS (CONTINUOUSLY OPERATING REFERENCE

STATIONS) IN STATIC GPS NETWORK SOLUTION.

2. HORIZONTAL COORDINATES SHOWN ARE REFERENCED TO NAD83

2011 USING STATE PLANE LOUISIANA SOUTH (1702) IN U.S. SURVEY FEET.

3. ELEVATIONS ARE REFERENCED TO NAVD 88 USING GEOID 03.

Magnetometer Survey

PO-133 LaBranche

Marsh Creation Project

St. Charles Parish, LA

PLOT DATESURVEY DATE

9-13-2019

PROJECT

LOCATION

NOT TO SCALE

PROJECT LOCATION MAP

4. THE INFORMATION DEPICTED ON THIS PLAT CAN ONLY BE CONSIDERED

AS INDICATING THE GENERAL CONDITIONS EXISTING AT THE TIME THE

SURVEY WAS MADE.

5. AERIAL PHOTOGRAPHY SHOWN HAS AN ACQUISITION DATE OF

1/24/2018 FROM GOOGLE IMAGERY.

6. PIPELINES WERE NOT PROBED IN WATER DEPTHS OVER 5.0 FEET.

SCALE FACTOR = 0.9999301573

1000'250'0'

BENCH MARK

LEGEND:

BM

BG 10-18-2019

Monument Northing Easting Geoid 03 Elevation Geoid 12A Elevation Latitude Longitude Height Description

PO-75-SM-01 567341.754 3585346.929 4.376 4.245 30°03'23.63147"N 90°22'14.68128"W -81.958 Existing stainless rod (Primary Control)

876 2372 F TIDAL 565201.15 3586265.26 1.170 - 30°03'02.36540"N 90°22'04.43654"W -84.988 Existing stainless rod

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HORIZONTAL VERTICAL CONTROL POINT

876 2372 F TIDAL

CHECK POINT

BENCHMARK

PO-75-SM-01

" STAINLESS STEEL ROD ENCASED IN PVC

SLEEVE ACCESS COVER STAMPED

"PO-75-SM-01 2017"

DRIVEN TO REFUSAL AT 44.0' DEPTH

X= 3585346.929

Y= 567341.754

GEOID 2012A Z= 4.245

GEOID 2003 Z= 4.376

LAT.= 30°03'23.63147"N

LONG.= 90°22'14.68128"W

HEIGHT= -81.958

MAGNETOMETER TRACKLINE

USDA

OVERVIEW

OF

MAGNETOMETER

SURVEY

500'

BM

AutoCAD SHX Text N

Web Address: http: // www.emcsurvey.com

2472 SUNSET DR. * GRENADA, MS 38901 * Ph. (662) 226-5166 * Fax (662) 226-5170

CENTER POINT, LA * PUNTA GORDA, FL * HOUSTON, TX

LEGEND:

PROBED PIPELINE LOCATION

GIS PIPELINE LOCATION

USDA

PLAN VIEW

OF

PIPELINE SURVEY

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REV. #

JOB NUMBER

2/5

SHEET

SCALE

DRAWN 01

AS SHOWN

EMC-19-041

1. ALL DATA WAS DERIVED FROM GPS SURVEY TECHNIQUES AND

COMPUTED USING CORS (CONTINUOUSLY OPERATING REFERENCE

STATIONS) IN STATIC GPS NETWORK SOLUTION.

2. HORIZONTAL COORDINATES SHOWN ARE REFERENCED TO NAD83

2011 USING STATE PLANE LOUISIANA SOUTH (1702) IN U.S. SURVEY FEET.

3. ELEVATIONS ARE REFERENCED TO NAVD 88 USING GEOID 03.

Magnetometer Survey

PO-133 LaBranche

Marsh Creation Project

St. Charles Parish, LA

PLOT DATESURVEY DATE

9-13-2019

4. THE INFORMATION DEPICTED ON THIS PLAT CAN ONLY BE CONSIDERED

AS INDICATING THE GENERAL CONDITIONS EXISTING AT THE TIME THE

SURVEY WAS MADE.

5. AERIAL PHOTOGRAPHY SHOWN HAS AN ACQUISITION DATE OF

1/24/2018 FROM GOOGLE IMAGERY.

6. PIPELINES WERE NOT PROBED IN WATER DEPTHS OVER 5.0 FEET.

BG 10-18-2019

SCALE FACTOR = 0.9999301573

200'50'0'

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100'

PROBE TABEL

SHELL PIPELINE CO.

Pt. No. Northing Easting Ground Elevation Pipe Elevation Depth of Cover

107 567540.47 3585636.64 -1.05 -5.94 4.89 103 567594.06 3585858.68 -2.38 -6.92 4.55 105 567692.09 3586279.36 -1.83 -6.71 4.88 109 567797.66 3586709.74 -2.10 -4.18 2.08 111 567894.83 3587103.37 -2.78 -7.17 4.39 113 567942.85 3587302.39 -2.93 -9.08 6.15

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SHELL PIPELINE

-20

-10

-20

-10

0+00 2+00 4+00 6+00 8+00 10+00 12+00 14+00 16+00 17+14

S t a t i o n

E l e v a t i o n

D O

C

P o i n t

N o

S t a t i o n

E l e v a t i o n

D O

C

P o i n t

N o

S t a t i o n

E l e v a t i o n

D O

C

P o i n t

N o

S t a t i o n

E l e v a t i o n

D O

C

P o i n t

N o

S t a t i o n

E l e v a t i o n

D O

C

P o i n t

N o

S t a t i o n

E l e v a t i o n

D O

C

P o i n t

N o

Web Address: http: // www.emcsurvey.com

2472 SUNSET DR. * GRENADA, MS 38901 * Ph. (662) 226-5166 * Fax (662) 226-5170

CENTER POINT, LA * PUNTA GORDA, FL * HOUSTON, TX

100'

HORIZONTAL SCALE = 1" = 200'

200'50'0'

LEGEND:

WATER SURFACE

NATURAL GROUND ELEVATION

10'

VERTICAL SCALE = 1" = 20'

20'5'0'

USDA

PROFILE VIEW

OF

PIPELINE

REV. #

JOB NUMBER

3/5

SHEET

SCALE

DRAWN 01

AS SHOWN

EMC-19-041

1. ALL DATA WAS DERIVED FROM GPS SURVEY TECHNIQUES AND

COMPUTED USING CORS (CONTINUOUSLY OPERATING REFERENCE

STATIONS) IN STATIC GPS NETWORK SOLUTION.

2. HORIZONTAL COORDINATES SHOWN ARE REFERENCED TO NAD83

2011 USING STATE PLANE LOUISIANA SOUTH (1702) IN U.S. SURVEY FEET.

3. ELEVATIONS ARE REFERENCED TO NAVD 88 USING GEOID 03.

Magnetometer Survey

PO-133 LaBranche

Marsh Creation Project

St. Charles Parish, LA

PLOT DATESURVEY DATE

9-13-2019

4. THE INFORMATION DEPICTED ON THIS PLAT CAN ONLY BE CONSIDERED

AS INDICATING THE GENERAL CONDITIONS EXISTING AT THE TIME THE

SURVEY WAS MADE.

5. AERIAL PHOTOGRAPHY SHOWN HAS AN ACQUISITION DATE OF

1/24/2018 FROM GOOGLE IMAGERY.

6. PIPELINES WERE NOT PROBED IN WATER DEPTHS OVER 5.0 FEET.

BG 10-18-2019

TOP OF PROBED PIPE ELEVATION

0000_1710_MAG

0005_1706_MAG

10P00_0001_MAG

10P00_MAG

15P00_0001_MAG

20P00_MAG

25P00_MAG

0003_1726_MAG

0002_1720_MAG

0001_1715_MAG

15P00_MAG

25P00_0001_MAG

DP2_0024_MAG

DP2_0023_MAG

0003_2117_MAG

0002_2112_MAG

0001_2106_MAG

DP2_0040_MAG

DP2_0042_MAG

DP2_0041_MAG

DP2_0043_MAG

DP2_0016_MAG

DP2_0017_MAG

DP2_0022_MAG

DP2_0021_MAG

DP2_0025_MAG

DP2_0026_MAG

DP2_0032_MAG

DP2_0031_MAG

DP2_0060_MAG

DP2_0058_MAG

DP2_0059_MAG

DP2_0056_MAG

DP2_0057_MAG

DP2_0027_MAG

DP2_0028_MAG

DP2_0029_MAG

DP2_0030_MAG

DP2_0014_MAG

DP2_0015_MAG

DP2_0013_MAG

30P00_MAG

DP2_0008_MAG

DP2_0007_MAG

DP2_0006_MAG

DP2_0003_MAG

DP2_0002_MAG

DP2_0001_MAG

DP2_MAG

DP2_0005_MAG

DP2_0004_MAG

0001_1916_MAG

DP2_0019_MAG

DP2_0018_MAG

DP2_0012_MAG

DP2_0011_MAG

DP2_0010_MAG

DP2_0009_MAG

Web Address: http: // www.emcsurvey.com

2472 SUNSET DR. * GRENADA, MS 38901 * Ph. (662) 226-5166 * Fax (662) 226-5170

CENTER POINT, LA * PUNTA GORDA, FL * HOUSTON, TX

USDA

PLAN VIEW

OF

MAGNETOMETER

SURVEY

MAGNETOMETER TRACKLINE

LEGEND:

PROBED PIPELINE LOCATION

GIS PIPELINE LOCATION

MAGNETIC ANOMALY LOCATION

REV. #

JOB NUMBER

4/5

SHEET

SCALE

DRAWN 01

AS SHOWN

EMC-19-041

1. ALL DATA WAS DERIVED FROM GPS SURVEY TECHNIQUES AND

COMPUTED USING CORS (CONTINUOUSLY OPERATING REFERENCE

STATIONS) IN STATIC GPS NETWORK SOLUTION.

2. HORIZONTAL COORDINATES SHOWN ARE REFERENCED TO NAD83

2011 USING STATE PLANE LOUISIANA SOUTH (1702) IN U.S. SURVEY FEET.

3. ELEVATIONS ARE REFERENCED TO NAVD 88 USING GEOID 03.

Magnetometer Survey

PO-133 LaBranche

Marsh Creation Project

St. Charles Parish, LA

PLOT DATESURVEY DATE

9-13-2019

4. THE INFORMATION DEPICTED ON THIS PLAT CAN ONLY BE CONSIDERED

AS INDICATING THE GENERAL CONDITIONS EXISTING AT THE TIME THE

SURVEY WAS MADE.

5. AERIAL PHOTOGRAPHY SHOWN HAS AN ACQUISITION DATE OF

1/24/2018 FROM GOOGLE IMAGERY.

6. PIPELINES WERE NOT PROBED IN WATER DEPTHS OVER 5.0 FEET.

BG 10-18-2019

MAGNETIC ANOMALY TABLE

Point Number Northing Easting Latitude Longitude Type Gamma Reading Duration (ft)

1100 567695 3586304 30°03'27.05051"N 90°22'03.76113"W Pipeline 508 140 1101 567481 3586525 30°03'24.91270"N 90°22'01.26455"W Unknown 63 55 1102 567840 3586876 30°03'28.43706"N 90°21'57.23363"W Pipeline 751 135 1103 568070 3587355 30°03'30.66784"N 90°21'51.76535"W Pipeline 99 220 1104 568103 3587309 30°03'31.00722"N 90°21'52.28099"W Pipeline 255 15 1105 567852 3586926 30°03'28.54671"N 90°21'56.66128"W Pipeline 1277 90 1106 567228 3586329 30°03'22.42459"N 90°22'03.51234"W Unknown 103 100 1107 567913 3586716 30°03'29.17006"N 90°21'59.04509"W Pipeline 112 75 1108 567800 3586596 30°03'28.06747"N 90°22'00.42369"W Pipeline 150 70 1109 567758 3586556 30°03'27.64618"N 90°22'00.88754"W Pipeline 552 105 1110 567478 3586000 30°03'24.92972"N 90°22'07.23328"W Unknown 369 45 1111 567402 3585895 30°03'24.18615"N 90°22'08.43425"W Unknown 135 45 1112 567449 3585818 30°03'24.65094"N 90°22'09.31399"W Unknown 375 90 1113 567276 3586036 30°03'22.91829"N 90°22'06.84989"W Unknown 557 130 1114 568023 3586533 30°03'30.27129"N 90°22'01.12156"W Unknown 122 40 1115 568525 3587601 30°03'35.15812"N 90°21'48.91754"W Unknown 69 90 1116 569097 3588466 30°03'40.74575"N 90°21'39.02232"W Unknown 64 140 1117 568655 3587434 30°03'36.45698"N 90°21'50.80546"W Unknown 53 50

SCALE FACTOR = 0.9999301573

200'50'0'

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100'

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0003_1948_MAG

0002_1933_MAG

0001_1916_MAG

55P00_MAG

50P00_MAG

45P00_MAG

40P00_MAG

35P00_MAG

30P00_0001_MAG

25P00_0002_MAG

20P00_0001_MAG

15P00_0002_MAG

10P00_0002_MAG

0005_1810_MAG

0000_1805_MAG

DP1_0002_MAG

DP1_0001_MAG

DP1_0007_MAG

DP1_0011_MAG

DP1_0020_MAG

DP1_0034_MAG

DP1_0029_MAG

DP1_0031_MAG

DP1_0030_MAG

DP1_0032_MAG

DP1_0033_MAG

DP1_0006_MAG

DP1_0004_MAG

DP1_0005_MAG

DP1_0003_MAG

DP1_0017_MAG

DP1_0016_MAG

DP1_0014_MAG

DP1_0015_MAG

DP1_0013_MAG

DP1_0012_MAG

DP1_0023_MAG

DP1_0022_MAG

DP1_0021_MAG

DP1_0028_MAG

DP1_0027_MAG

DP1_0026_MAG

DP1_0025_MAG

DP1_0024_MAG

Web Address: http: // www.emcsurvey.com

2472 SUNSET DR. * GRENADA, MS 38901 * Ph. (662) 226-5166 * Fax (662) 226-5170

CENTER POINT, LA * PUNTA GORDA, FL * HOUSTON, TX

USDA

PLAN VIEW

OF

MAGNETOMETER

SURVEY

MAGNETOMETER TRACKLINE

LEGEND:

PROBED PIPELINE LOCATION

GIS PIPELINE LOCATION

MAGNETIC ANOMALY LOCATION

REV. #

JOB NUMBER

5/5

SHEET

SCALE

DRAWN 01

AS SHOWN

EMC-19-041

1. ALL DATA WAS DERIVED FROM GPS SURVEY TECHNIQUES AND

COMPUTED USING CORS (CONTINUOUSLY OPERATING REFERENCE

STATIONS) IN STATIC GPS NETWORK SOLUTION.

2. HORIZONTAL COORDINATES SHOWN ARE REFERENCED TO NAD83

2011 USING STATE PLANE LOUISIANA SOUTH (1702) IN U.S. SURVEY FEET.

3. ELEVATIONS ARE REFERENCED TO NAVD 88 USING GEOID 03.

Magnetometer Survey

PO-133 LaBranche

Marsh Creation Project

St. Charles Parish, LA

PLOT DATESURVEY DATE

9-13-2019

4. THE INFORMATION DEPICTED ON THIS PLAT CAN ONLY BE CONSIDERED

AS INDICATING THE GENERAL CONDITIONS EXISTING AT THE TIME THE

SURVEY WAS MADE.

5. AERIAL PHOTOGRAPHY SHOWN HAS AN ACQUISITION DATE OF

1/24/2018 FROM GOOGLE IMAGERY.

6. PIPELINES WERE NOT PROBED IN WATER DEPTHS OVER 5.0 FEET.

BG 10-18-2019

MAGNETIC ANOMALY TABLE

Point Number Northing Easting Latitude Longitude Type Gamma Reading Duration (ft)

1118 566163 3595752 30°03'11.07917"N 90°20'16.39671"W Unknown 78 30 1119 566160 3596201 30°03'11.01284"N 90°20'11.29128"W Unknown 204 50 1120 566575 3596303 30°03'15.11797"N 90°20'10.08265"W Unknown 51 110 1121 566580 3595444 30°03'15.23944"N 90°20'19.86472"W Unknown 182 130 1122 566903 3595672 30°03'18.41317"N 90°20'17.23159"W Unknown 131 70 1123 568656 3593250 30°03'35.97731"N 90°20'44.62670"W Unknown 56 70 1124 569208 3592389 30°03'41.51481"N 90°20'54.36720"W Pipeline 113 140 1125 566448 3595816 30°03'13.89682"N 90°20'15.64026"W Unknown 216 165 1126 569125 3592101 30°03'40.71966"N 90°20'57.65042"W Pipeline 371 190 1127 566984 3595505 30°03'19.23429"N 90°20'19.12499"W Unknown 32 60 1128 568655 3593479 30°03'35.94386"N 90°20'42.01406"W Unknown 251 120 1129 569258 3592625 30°03'41.98370"N 90°20'51.67330"W Pipeline 250 185

SCALE FACTOR = 0.9999301573

200'50'0'

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100'

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