HomeMy WebLinkAbout20200932 Ver 1_DCM Correspondence_20200827Strickland, Bev
From: Bodnar, Gregg
Sent: Thursday, August 27, 2020 2:24 PM
To: Snider, Holley
Subject: FW: [External] RE: Windfare Condos LLC
Attachments: 200824 Windfare Townhomes CND Survey (002).pdf; Windfare Townhomes
Certification Letter (002).pdf; PM2506S CAMA Major Mod.pdf
Hey Holley,
Updated depth survey for Windfare Condos. We have a number of objections do to navigation and the applicant did a
through survey. We have yet to review.
G regg
From: Ron Cullipher <ron@tcgpa.com>
Sent: Thursday, August 27, 2020 12:24 PM
To: Bodnar, Gregg <gregg.bodnar@ncdenr.gov>
Cc: Brownlow, Roy <roy.brown low@ncdenr.gov>; Styron, Heather M. <heather.m.styron@ncdenr.gov>;
APW@wardandsmith.com; Robert Hunter Jackson - Grey Bull, Inc (rjackson.nc@gmail.com) <rjackson.nc@gmail.com>;
Sammy Ballou <sfballou@bizec.rr.com>
Subject: [External] RE: Windfare Condos LLC
External email. Do not click links or open attachments unless you verify. Send all suspicious email as an attachment to
report.spam@nc.gov
Good morning Gregg, we have completed the additional soundings as previously discussed with Roy and have added
them to our CAMA Major Modification Sheet. No SAV's were detected, nor expected in the -3 NLW areas. We added an
interpolated line at the -3 NLW on the east side of the property in the channel portion of the project. The smallest pinch
point in this channel is directly across proposed lift slips 15 and 16. The width from the waterward extent of the 30' lift
slip dimension was determined to be 60.81 feet and is shown on our plat. That amount of distance is certainly
acceptable for two-way boating traffic. Some of the comments by those voicing their concerns indicated that we were
not depicting the true conditions of the canal. We did double check our data and feel comfortable that the data
provided is accurate and representative of the conditions in the field. We did obtain additional data points to validate
the previously submitted maps. The new map is enclosed and can be printed on a 12x18. We will deliver full size
drawings to your office as well.
The owner, wanting to have a second opinion, engaged TI Coastal Services, Inc. to perform an additional hydrographic
survey. TI Coastal Services, Inc. is setup with hydrographic equipment that can collect 20 soundings per second. Their
data points far exceed the data points we collected utilizing conventional surveying profile techniques. Their survey
which is attached showed the tightest pinch point at the same general location but determined the width past the
proposed 30' lift slips at 64 feet at their station 3+50.
It would not be uncommon for some boats to protrude slightly beyond the docks attributed to motor brackets and/or
motors themselves. With 60' to 64' available for boating traffic a minor intrusion into that space is still not a
problem. Please keep in mind the representative soundings are at normal low water so that is the minimum width at
that tide situation, with the tide amplitude at 3' plus it is much greater width of navigation.
I have copied Ms. Amy Wang at Ward and Smith on this email and Mr. Jackson and Mr. Ballou will be taking copies to
Crows Nest representatives as well. thanks ,ron
Ronald D. Cullipher, P.E.
The Cullipher Group, P.A.
President
151A Hwy 24
Morehead City, North Carolina 28557
Office 252.773.0090
Fax 252.773.0243
ron@tcgpa.com
From: Bodnar, Gregg <gregg.bodnar@ncdenr.gov>
Sent: Monday, August 10, 2020 3:18 PM
To: Ron Cullipher <ron@tcgpa.com>
Cc: Brownlow, Roy <roy.brown low@ncdenr.gov>; Styron, Heather M. <heather.m.styron@ncdenr.gov>
Subject: Windfare Condos LLC
Afternoon Ron,
Per your discussion with Roy I have attached the hold letter for Windfare. I tried to give some detail on the survey map
requirements for reference. As Roy mentioned there are a significant number of objections coming in, so if you'd like
copies let me know. They may help put what the survey may need to describe in context. I also added some
information about SAV in case it is encountered, since the agencies would ask for it.
Thanks and let me know if you have any questions,
G regg
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2. Vertical Datum: Mean Low Water, Feet
Datum:
TI oastaI
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Vertical Datum
Conversion
Atlantic Beach
Carteret Count North Carolina
y�
Graphic Scale
S0' 100'6.
conditions at that time.
3. Data collected xTl Coastal on August 24,eet and tenths.
4. Soundings are expressed in depths and in feet and tenths.
5. Aerial Photo flown in 2016 and downloaded from NC OneMap.
Data collected in NAVD88 via RTK corrections from the NC-CORS. All data converted
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Scale: 1" = 100'
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TNAVD88
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TI Coastal Services, Inc.
387-B N. Green Meadows Drive
Wilmington, NC 28405
Bathymetry and Color Contours
DWG NAME: 200824 Windfare Townhomes CND Survey.dwg
DWG DATE: August 25, 2020
SURVEY DATE: August 24, 2020
910.82,.1358
SCALE: 1" = 100'
SHEET: 2 OF 8
K: 2678722.5 Ko Langtm 300.0 Ann&9.1 X: 26711119
Y: 357810.8 Y:3501071
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______3.0'MLW Contour_____________
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Y: 357822.7 Y: 358118,9
a 0 1000 2000 3000
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Y: 357834.5 Y.358130,B
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0.0
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Datum NC State Plane -Zone 3200, NAD83, Feet
Datum:
2. Vertical Datum: Mean Low Water, Feet
TI =� o a s t a I
TI Coastal Services, Drive
387-B N. Green Meadows Drive
Vertical Datum
Conversion
TNAVD88
MLw
Atlantic Beach
Carteret County, North Carolina
HORIZONTAL
0• z5• 50• 100•
a and represent conditions at that time.
3. Data collected x Ti Coastal on August in feet
4. Soundings are expressed in depths and in feet and tenths.
5. Aerial Photo flown in 2016 and downloaded from NC OneMap.
6. Data collected in NAVD88 via RTK corrections from the NC-CORS. All data converted
to Mean Low Water during post processing. 1.7' NAVD to MLW separation determined
from NOAA VDATUM.(https:H/datum.noaa.gov/)
Conditional Survey
Scale: �" = 100'
VERTICAL
o• 51 to• zo•
DWG NAME: 200824 Windfare Townhomes CND Survey.dwg
Scale: 7" = 20'
DWG DATE: August 25, 2020
SURVEY DATE: August 24, 2020
Wilmington, NC 28405
910.82�.1358
Bogue Sound Profiles Stations 0+00 to 2+75
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Graphic Scale
Notes:
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Datum:
2. Vertical Datum: Mean Low Water, Feet
TI , o a s t a I
TI Coastal Services, Inc.
387-B N. Green Meadows Drive
Wilmington, NC 284O5
910 on, N 358
Vertical Datum
Conversion
TNAVD88
MLW
Atlantic Beach
Carteret County, North Carolina
HORIZONTAL
0• zs• so• too•
a and represent conditions at that time.
3. Data collected x TI Coastal on August 24, feet
4. Soundings are expressed in depths and in feet and tenths.
S.Aerial Photo flown in 2016 and downloaded from NC OneMap.
6. Data collected in NAVD88 via RTK corrections from the NC-CORS. All data converted
to Mean Low Water during post processing. 1.7' NAVD to MLW separation determined
from NOAA VDATUM.(https:Hvdatum.noaa.gov/)
Conditional Survey
Scale: 1" = 100'
VERTICAL
a• s• to• zo•
Bogue Sound Profiles Stations 3+00 to 3+50 & Radial Profiles 1 and 2
DWG NAME: 200824 Windfare Townhomes CND Survey.dwg
Scale: 1" = 20'
25, 2O2O
SURVEY DATE: AugusET:
SCALE:
SCALE: As Shown
As
OFF
SHEET: 5 OF 8
Entrance Channel Profiles
X: 2678544.5 No Length: 250.0 Azimuth: 99.0 X: 26787975
V: 357246.1 Y:3512071
0.0 100.0 200.0 300.0
.10,D -100
04
50 0
Outside of ProjedApe
0.0 0.0
5.0 5.0
10.1 0.1
15.0 15.0
Base Survey DBL 100.0 Ft:ln
O+DD Depth 20.0 Ftln
x 2678556.3 0+75 Length:2500 ASmuh: 99.0 X: 2678B0B2
Y: 3573202 Y:3512112
0.0 1111 2110 3000
.10,1 .10.0
D+75
d0 -5.0
Outside of ProjedAM
0.0 0.0
5.0 5.0
0.0 10.0
15X 15.0
Base Survey DBL 1010i'd
0+75 Depth 20.0 Ftln
X: 2678568.0 1+50 Length: 2500 Azimuth: 99.0 X:26 B149
V: 357394.2 Y:3573552
0.0 1000 2000 3000
.10,0 .10.0
1+50
50 5.0
Outside of ProjedAM
0.0 0.0
5.0 5.0
10.0 10.0
151 150
Base Survey DBL IDDO Ft In
1+5D Depth 20.0 Ftln
X: 2678578.5 2+00 Length: 2500 Azimuth: 1082 X:2678B160
V:.1 1.2 Y:357313.2
0.0 1010 2010 3000
.10,0 -10.0
2+00
50 -5.0
Outside of Ptak Area
D.o o.o
s.o s.o
10.0 10.0
15.0 15.0
Base Survey DBL IDDOFLIn
24D Depth 20.0 Ft In
X, 2:785d8.5 0+25 Lengh: 2500 Azlmulh: 99.0 X: 26787954
Y: 37270.8 Y: 357231.8
0.0 100.0 200.0 300.0
.10.0 .10.0
5.0
0+25
Outride of Proled Area
.6.0
00
0.0
50
5.0
100
10.0
150
j
15.0
Base survey DBL 100.0 Ft In
0+25 Depth 20.0 Ft In
X, 2:111".1 1+00 Lengh: 2500 klmulh: 990 X26788071
Y, 3.4.8 Y: 3573058
0.0 100.0 200.0 3000
.10.0 -10.0
1+00
-5.0 5.0
0utededProjadAtea
00 0.0
50 5.0
100 10.0
150 s.0
Base Survey DBL 100.0 Ft In
H00 Depth 20.0 Ft In
X, 2:111111 1+75 Length: 2500 Azlmulh: 990 X: 2678118.8
Y:I'A .9 V:.19.9
0.0 100.0 200.0 300.0
-10.0 -10.0
1+75
5.0 5.0
DulsidadProjadAre
00 0.0
0 5.0
100 10.0
150 15.0
Base Survey DBL 1000 Ftln
7+75 Depth 20.0 Ft In
X, 267A586.3 2+25 Length: 2500 Azlmulh: 108.2 X: 2678823.8
Y. 357475.0 V: 357396.9
0.0 100.0 200.0 300.0
-10.0 .10.0
2+25
-5.0 5.0
Outride Of grand AM
00 0.0
50 5.0
00 10.0
150 15.0
Base Survey DBL 100.0 Ft In
2+25 Depth 20.0 Ft In
12676552.4 0+50 Length: 250.0 Azimuth: 990 X: 2:11111.3
Y: 357295,5 Y:357256.5
u 100,0 2000 3000
.10.0 -100
0+50
5.0 5.0
Outuo,of ProjedAM
D.0 00
5.0 50
0.0 10.0
15.0 15.0
Base Survey DBL 100.0 Fda
0+50 Depth 20.0 FI:ln
X: 2678564.1 1+25 Length: 250.0 Azimuth: 990 X: 2:111111
Y:357369,5 Y:3573315
OA 100,0 2NO 3000
.10.0 -100
1+25
5.0 -5.1
Outsided ProjedAM
D.0 00
5.0 50
10.0 10.0
15.0 15.0
Base Survey DBL 100.0 Fda
NH Depth 20.0 Ft in
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Windfare Townhomes
Graphic Scale
Notes:
Datu m an Lo ePlane - Zone 3200, NAD83, Feet
Datum:
2. Vertical Datum: Mean Low Water, Feet
TI =� o a s t a I
TI Coastal Services, Drive
387-B N. Green Meadows Drive
Vertical Datum
Conversion
TNAVD88
MLW
Atlantic Beach
Carteret County, North Carolina
HORIZONTAL
0• z5• 50• 100•
a and represent conditions at that time.
3. Data collected x TI Coastal on August in feet
4. Soundings are expressed in depths and in feet and tenths.
5. Aerial Photo flown in 2016 and downloaded from NC OneMap.
6. Data collected in NAVD88 via RTK corrections from the NC-CORS. All data converted
to Mean Low Water during post processing. 1.7' NAVD to MLW separation determined
from NOAA VDATUM.(https:H/datum.noaa.gov/)
Conditional Survey
Scale: 1" = 100'
VERTICAL
o• 51 to• zo•
DWG NAME: 200824 Windfare Townhomes CND Survey.dwg
Scale: l"=20'
DWG DATE: August 25, 2020
SURVEY DATE: August 24, 2020
Wilmington, NC S 5
910.821.1358
Entrance Channel Profiles Station 0+00 to 2+75
SCALE: As Shown
SHEET: 6 OF 8
Entrance Channel Profiles
X: 2670594.1 2+50 Length: 250.0 Azimuth: 1082 X: 26788316
Y: 357498.7 Y:3574207
0.0 100.0 200.0 300.0
.10,D -1U
30
2-50
50
0.0
0.0
ulkhead
3omLwcomonr
5.0
5.0
10.0
0.0
75.0
15.0
Base Survey DBL 100.0 Ft:ln
2+50 Depth 20.0 Ftln
x 26786175 3+25 Length: 2500 Azimuth: 1082 X26780550
Y: 3575700 Y: 357491,9
00 1000 2000 3000
.10,0 .10.0
30'
0
-5.0
o.0
0.0
5.0
Bulkhead _
3.0rBLwcomour
5.0
10.0
10.0
1s.o
1s.o
Base Survey DBL IDD.O Ft:ln
3+25 Depth 20.0 Ftln
X: 2678636.9 4+00 Length: 2500 Aamuth: 100,7 X: 267BB925
Y: 357635.5 Y: 3575B9,0
0.0 1000 2000 3000
.10,0 .10.0
30'
so
5.0
0.0
0.0
Bulkhead
3.0'MLW Conmur _
5.0
5.0
10.0
10.0
15.0
F
50
Base Survey DBL 10D.0 Ft In
4+00 Depth 20.0 Ftln
X:26786462 4+50 Length: 2500 Azimuth: 100,7 X: 267BB918
Y: 357684.7 Y:357638.1
00 1000 2000 3000
.10,0 -10.0
30'
50
-5.0
0.0
0.0
Bulkhead
30MLwc t
5.0
5.0
10.0
0.0
15.0
5.0
Base Survey DBL 10D.0 Ft In
4-50 Depth 20.0 Ftln
I
X, 2:78601.9
2+75
Length: 2500
Azimuth: 108.2
X. 2678839.4
Y: 37522.5
Y: 357444.4
0.0
100.0
200.0
300.0
.10.0
.10.0
5.0
2+75
5.0
00
0.0
Bulkhead
__3o•r3orucomonr
s o
5.0
100
10.0
150
15.0
Base survey
DBL 100.0 Ft In
2+75
Depth 20.0 Ft In
X', 2:786253
3+50
Length: 2500
Atlmuth: 108.2
X: 2678062.8
Y: 37593.7
Y: 357515.7
00
1000
200.0
300.0
.10.0
-10.0
a.0
-5.0
00
FBulkj-_3,IrreLwconmur__
0.0
50
5.0
100
10.0
150
15.0
Base Survey
DBL 100.0 Ft In
3+50
Depth 20.0 Ft In
X, 2:78615
4+25
Length: 2500
Azimuth: 100.7
X: 2678887.2
Y: 37660.1
Y: 357613.6
0.0
100.0
200.0
300.0
-10.0
-10.0
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Depth 20.0 Ft In
72678650.9
4+75
Length: 2500
Az1muth: 100.7
X: 2678896.5
Y. 357709.2
Y: 357662.7
0.0
100.0
200.0
300.0
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X: 2676609.1 3-00 Length: 250.0 Azimuth: 108.2 X: 28780/7.2
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X: 2678633.1 3-75 Length: 250.0 Azlmuth: 108.2 X: 26788706
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30'
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00
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0
10.0
10.0
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Base Survey DBL 100.0 Ft:ln
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efferson W Canoy PLS, L-52
Windfare Townhomes
Graphic Scale
Notes:
Datu m an Lo ePlane - Zone 3200, NAD83, Feet
Datum:
2. Vertical Datum: Mean Low Water, Feet
TI =� o a s t a I
TI Coastal Services, Inc.
387-B N. Green Meadows Drive
Vertical Datum
Conversion
TNAVD88
MLW
Atlantic Beach
Carteret County, North Carolina
HORIZONTAL
0• 25• 50• 100•
a and represent conditions at that time.
3. Data collected x TI Coastal on August in feet
4. Soundings are expressed in depths and in feet and tenths.
S. Aerial Photo flown in 2016 and downloaded from INC OneMap.
6. Data collected in NAVD88 via RTK corrections from the NC-CORS. All data converted
to Mean Low Water during post processing. 1.7' NAVD to MLW separation determined
from NOAA VDATUM.(https:H/datum.noaa.gov/)
Conditional Survey
Scale: �" = 100'-EW
VERTICAL
01 51 10• 20•
DWG NAME: 200824 Windfare Townhomes CND Survey.dwg
Scale: t"=20'
DWG DATE: August 25, 2020
SURVEY DATE: August 24, 2020
Wilmington, NC 211405
910.82, ACSS
Entrance Channel Profiles Station 3+00 to 5+75
SCALE: As Shown
SHEET: 7 OF 8
Entrance Channel Profiles
X: 2670855.5 wo Length: 250.0 ASmuth: 100,7 X: 2678907,7
V: 357M.8 Y: 357fi87,3
00 100.0 200.0 300.0
-10,D -10.0
30'
x 26786695 5N5 Length Atlmuh: 100,7 X:2fi78975,7
Y: 357807.5 Y:351760,9
0.0 7000 200.0 3000
-10,0 -10.0
30'
ao s.o
o.o 0.0
Bulkhead 3_o�I&Lwconww_ _ _ _ _ _
5.0 5.0
70.0 10.0
75.0 15.0
Base Survey DBL 100.0 Ft:ln
5.75 Depth 20.0 Ft In
50 5.0
.
%', 2678680.2 5+25 Lengh:2500 Pzlmulh: 100.7 X.2670905.8
Y', 357758.4 V: 357711.8
0.0 700.0 200.0 300.0
10.0 -10.0
30'
5.0 5.0
a o 0.0
Bulkhead 3.ONLw contow
100 10.0
150 15.0
Base Survey DBL 700.0 Ft In
Se25 DBIM 20.0 Ft In
%', 2878fi74.1 6+00 Lengh:250A Atlmulh: 100.7 X26789198
Y', 357832.0 Y: 357785.5
0.0 700.0 200.0 3000
.10.0 -10.0
30'
-s.o a.o
00 0.0
Bulkhead _ _ _37MLwconur_ _ _ _ _
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10 D 10.0
150 15.0
Base Survey DBL 700.0 Ft In
fie00 Depth 20.0 Ft In
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30'
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Bulkhead 3.O'MLwconlom
5.0 --------- - -- so
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5�50 Depth 20.0 Ft in
X 2878670.8 8+25 Length, 2W.0 Azimuth Azimuth X:287892d.I
Y35785fi 6 Y:357810.1
OA 100,0 2000 3000
-10.0 -700
30'
s.o
50
Do
00
Bulkhead
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50
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10.0
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15.0
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6�25 Depth 20.0 Ft in
SEAL �•
:• � L-5292
(((11111111\\\
Jefferson W Canoy PLS, L-5292
W i n dfa re Town h o m es
Graphic Scale
N1tHorizontal Datum: NC State Plane - Zone 3200, NAD83, Feet
2. Vertical Datum: Mean Low Water, Feet
TI o a s t a I
TI Coastal Services, Inc.
387-B N. Green Meadows Drive
Vertical Datum
Conversion
TNAVD88
MIN
Atlantic Beach
Carteret County, North Carolina
HORIZONTAL
o• zs•so• too•
3. Data collected by Ti Coastal on August 24, 2020 and represent conditions at that time.
4. Soundings are expressed in depths and in feet and tenths.
S.AerialPhoto fownin2016anddownloadedfromNCOneMap.
6. Data collected in NAVD88 via RTK corrections from the NC-CORS. All data converted
to Mean Low Water during post processing. 1.7' NAVD to MLW separation determined
from NOAA VDATUM.(hops://vdatum.noaa.gov/)
Survey
Scale: 1" = 100'
VERTICAL
a• s• to• zo•
DWG NAME: 200824 Windfare Townhomes CND Survey.dwg
Scale: 1"=20'
DWG DATE: August 25, 2O2O
SURVEY DATE: August 24, 2O2O
Wilmington, NC 284O5
910.82t.1358
Entrance Channel Profiles Station 6+00 to 6+25
SCALE: As Shown
SHEET: 8 OF 8
TI Coastal Services, PLLC.
387- B N. Green Meadows Dr.
Wilmington, NC 28405
(910) 821-1358 (o)
(910) 821-1359 (f)
August 26, 2020
Windfare Townhomes
301 Commerce Avenue, Suite 101
Morehead City, NC 28557
TI •-, Coastal
SERVICES
This letter certifies that the hydrographic survey performed by the personnel of TI Coastal Services on
August 24, 2020 for Windfare Townhomes in Atlantic Beach, NC was conducted in compliance with the
most recent editions of the USACE Engineering Manual 1110-2-1003, Hydrographic Surveys and the
Engineering Manual 1110-1-1005, Topographic Surveys. The bathymetric map representing the
aforementioned survey was submitted with this survey certification.
This survey was primarily a single beam hydrographic survey. Measurements were obtained using Real
Time Kinematic (RTK) GLASS corrections from the North Carolina CORS (Continuously Operating Reference
Station), which provides continuous position and tide corrections for all hydrographic survey observations.
The expected accuracy for this method is approximately 0.2' horizontally and vertically. Soundings were
collected with an Odom CV-100 echo sounder at 200 kHz and collecting 20 soundings per second.
Bulkhead and upland topographic observations were collected with a Trimble R8s GNSS receiver and
Trimble TSC3 data collector, again using the NC CORS system for GNSS positioning.
Before proceeding with any survey TI Coastal crew members "check into" a known North Carolina
Geodetic Survey monument to ensure all equipment is calibrated and recording accurate observations. A
tide check is performed in the survey vessel to make sure the GNSS tide correction is accurate before
surveying begins. Additionally, a bar check is performed to ensure the transducer's draft and speed of
sound is correct. These calibration checks are performed again after the survey effort is complete to make
sure conditions have not changed over the course of the survey. On August 24, the R8s rover was checked
at the monument "anchorage" located at the corner of East Fort Macon Road and Money Island Drive. The
boat was launched at Anchorage Marina where a tide calibration point was set using the R8s GNSS
receiver. After launching the vessel, a tide check was performed based off that calibration point. The bar
check was conducted in Bogue Sound near the project area. These quality control processes were again
performed after the survey was complete.
Datum conversions from NAVD88 to Mean Low Water were performed post processing. The datum shift of
1.7' between NAVD88 and Mean Low Water was determined using NOAA's VDATUM webpage
(https://vdatum.noaa.gov/).
TI Coastal Services has extensive hydrographic survey experience in South Eastern North Carolina. We
currently work with clientele ranging from large dredge companies (Great Lakes Dredge and Dock, Weeks
Marine, Norfolk Dredging) to smaller dredge companies (Southwind Construction, Marcol Dredging,
Cottrell Construction). We also work with municipalities (Town of Topsail Beach, Town of Surf City, Figure
8 Island) and other engineering groups (Moffitt and Nichol, Applied Technology Management) and marinas
(Southport Marina, South Harbor Village, Dutchman Creek).CARp�'%
E s a
Regards,
Jefferson Canoy PLS PSM = SEAL < '
TI Coastal Services, PLLC _ L-5292
Office:910-821-1358
.�SU v�. PSG
J ff
P7 G
erson W Canoy, ci N v1 �\ Date
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