Oregon Inlet Event 1 Q3 2022 Revision 2 8/19/2022

EVENT 1 - Q3 2022 OREGON INLET
CHANNEL MAINTENANCE PROJECT
PROJECT AREA
BODIE
ISLAND
OREGON
INLET
ATLANTIC
PEA OCEAN
ISLAND
PAMLICO SOUND
012500 � 00
GRAPHIC SCALE IN FT
RALEIGH
F
CHARLOTTE
ND
� JACKSONVILLE-
N.T.S. CAPE FEAR
CAPE HATTERAS
REHEAD CITY
LOOKOUT
ATLANTIC
OCEAN
DARE COUNTY, NORTH CAROLINA
LOCATION
SHEET INDEX
1 COVER SHEET
2 PROJECT OVERVIEW
3 OREGON INLET & OCEAN BAR CHANNEL PLAN VIEW
4 OREGON INLET TO HELLS GATE CHANNEL PLAN VIEW
5 OREGON INLET TO HELLS GATE WEST AND OLD HOUSE CHANNEL PLAN VIEW
6 OREGON INLET & OCEAN BAR CHANNEL CROSS SECTIONS A -A' & B-B'
7 OREGON INLET TO HELLS GATE CHANNEL CROSS SECTIONS C-C', D-D' & E-E'
GENERAL NOTES:
1. COORDINATES ARE IN FEET BASED ON NORTH CAROLINA STATE PLANE COORDINATE SYSTEM, NORTH AMERICAN
DATUM 1983, (NAD83).
2. ELEVATIONS ARE REFERENCED TO MLLW.
3. DATE OF AERIAL PHOTOGRAPHY: JANUARY 17, 2021.
4. SURVEY DATA COLLECTED BY THE USACE ALONG THE OREGON INLET WEST AND OCEAN BAR CHANNEL; DULY 7,
2022 (OREGON INLET BAR) & JULY 6, 2022 (OREGON INLET WEST OF BRIDGE)
LEGEND
DREDGE AREA
PROPOSED CHANNEL CORRIDOR
A- 13 USCG BUOY LOCATION
A- SHIPWRECK LOCATION
NOT FOR CONSTRUCTION
FOR REGULATORY REVIEW ONLY
CS-1

1. PLACEMENT OF DREDGE SPOIL MATERIAL ON DISPOSAL
ISLAND MN, L, AND C IS NOT INCLUDED IN THE
PROPOSED ACTION.
2. PROPOSED OREGON INLET AND OCEAN BAR CHANNEL
DREDGE AREAS ARE NOT FIXED AND RATHER FOLLOW DEEP
WATER AT TIME OF MAINTENANCE. LOCATION SHOWN IS
REPRESENTATIVE ONLY AND WILL CHANGE BASED ON
BATHYMETRY AT TIME OF MAINTENANCE.
3. PORTION OF OREGON INLET TO HELLS GATE CHANNEL
DREDGE AREA SHOWN ON PV-2 AND PV-3 IS FIXED FOR
EVENT 1.
4. PLACEMENT OF DREDGE SPOIL MATERIAL WILL BE
PERMITTED WITHIN DEEP SCOUR HOLES AROUND THE
BONNER BRIDGE AND IN THE NEARSHORE DISPOSAL AREA
OFFSHORE PEA ISLAND.
5. NEARSHORE DISPOSAL AREA INCLUDES THE —2,500 FOOT
PORTION OF THE ACTIVE BEACH PROFILE THAT EXTENDS
FROM 0.0 FT. NAVD88 CONTOUR OUT TO THE -24.0 FT.
NAVD88 CONTOUR.
N 763000
i
MARC BASNIGHT BRIDGE
PROPOSED CHANNEL
CORRIDOR
m
w
W
0
0
r \
L I \
°n \
DISPOSAL '"•�
ISLAND "C"
j
DISPOSAL
N 753000 ISLAND " L"
OLD HOUSE CHANNEL / \
RANGE 1 \
DISPOSAL------��j /
OREGON INLET TO
ISLAND "MN" / HELLS GATE CHANNEL
I �
I /i
L � /
ATLANTIC
OCEAN
OREGON INLET AND
OCEAN BAR CHANNEL
all
OREGON /
INLET /
/
I / PORTION OF HERBERT C.
/ BONNER BRIDGE TO REMAIN
\ ROAD /
sy
O,P
S
PAMLICO
SOUND
m
w
� m m
0 0 0
NOT FOR CONSTRUCTION 0 N 743000 0 0
FOR REGULATORY REVIEW ONLY 0 0
� o
2
C
W
W z
2 =
2
Wz _
= J
o°
OIL)
O =
C C a
60
�z
o 0 u
pLmu
wo9
.,a
°Ou
az
-z
eau
f -
z
U Z
1u,0 3
J8 w
i�,
0,
°w0 >
o
Lzz O
Zl
o¢ G z
z
NQ
•
0
a 2U 6
� �
K
o
z
-
0 1250 25,00
oanwINc No.
d0t
GRAPHIC SCALE IN FT
PV-1
[EET
2 of I

23 ll) 24
OREGON INLET TO
HELLS GATE CHANNEL
NOTE:
c
2
E 30'`
p
1. PROPOSED OREGON INLET AND OCEAN BAR CHANNELS IS NOT
o
o
FIXED AND RATHER FOLLOW DEEP WATER AT TIME OF
m
MAINTENANCE. LOCATION SHOWN IS REPRESENTATIVE ONLY
(3 a
AND WILL CHANGE BASED ON BATHYMETRY AT TIME OF
Z
MAINTENANCE.
W
2. PLACEMENT OF DREDGE SPOIL MATERIAL WILL BE PERMITTED
Z Z
IN THE PROPOSED INSHORE DISPOSAL AREA WHERE DEEP
SCOUR HOLES AROUND THE BONNER BRIDGE EXIST AND IN
Z a
/
THE NEARSHORE DISPOSAL AREA OFFSHORE PEA ISLAND
W Z
3. NO SIDECAST DREDGING IS ANTICIPATED TO BE CONDUCTED ZD O
IN Q3-2022 BY THE MISS KATIE. 2 a M
l _ / L N Op0 / / BOTTOM OF CUT/ CHANNEL COORDINATE TABLE 1- _
301- 19 ( / c
Point ID Northing Easting Elevation IL C LL
i MARC BASNIGHT / �Z o
PAMLICO n 15 ,���� 1i� ,M BRIDGE / / A 758820.79 3033833 -16.0 H c g W
% / a 2�z
SOUND , o O N V
\ / B 759158.57 3033618 -16.0 V o Z
I/ C 756940.25 3030121 -16.0 ° o W
/ 2 z
14
D 755489.07 3029080 -16.0 W
13 0p0 E 755255.85 3029405 -16.0
3030
OREGON F 756644.02 3030401 -16.0
? INLET
APO
12
DRILL RIG /
—��E ` \ �k 5 NO DREDGE ZONE
ON
W.G. TOW NSEND o a _�
a
1' F 6 ATLANTIC �Y Y
J OCEAN
5 ANGEL DAWN
000p J_ PORTION OF HERBERT C.y-� \ BOSS LADY
E3 q BONNER BRIDGE TO REMAIN
PROPOSED CHANNEL z
0
rim h` z
ELIZABETH CHRISTINE ;� CORRIDOR z
o \ duo ow
0o n�. i ` 3035000 ? u
B a z
4
PEA ISLAND �: Q\ 3 \o� Boo �U>
A
z
oz oz3
PROPOSED �' - �A o N' Nz0 ww
Q OREGON INLET AND �`' / a� o u o
INSHORE S �� OCEAN BAR CHANNEL \ / ° / / a
DISPOSAL AREA Q
w
0 500 1000
' Q DRAWING NO.
•� 2 \ Ic)
GRAPHIC SCALE IN FT
NOT FOR CONSTRUCTION PV-2
FOR REGULATORY REVIEW ONLY $ �303 SHEET 3 OF 7

NOTE:
1. PORTION OF OREGON INLET TO HELLS GATE CHANNLE
DREDGE AREA IS FIXED FOR EVENT 1.
2. PLACEMENT OF DREDGE SPOIL MATERIAL WILL BE
PERMITTED IN THE PROPOSED INSHORE DISPOSAL AREA
WHERE DEEP SCOUR HOLES AROUND THE BONNER BRIDGE
EXIST AND IN THE NEARSHORE DISPOSAL AREA OFFSHORE
PEA ISLAND.
3. NO SIDECAST DREDGING IS ANTICIPATED TO BE
CONDUCTED IN Q3-2022 BY THE MISS KATIE.
� SSG
MARC BASNIGHT
e RIDGE
;- 25A
��00
D
\
D'
�I R
o°
BOTTOM OF CUT/ CHANNEL COORDINATE TABLE "° N
PAMLICO
Point ID
Northing
Easting
Elevation
G
754588.78
3020086
-10.0
H
754080.12
3020977
-10.0
I
752790.13
3022559
-10.0
J
752490.86
3023240
-10.0
K
752144.58
3024255
-10.0
L
751348.31
3025505
-10.0
M
751450.28
3026101
-10.0
N
751548.10
3026080
-10.0
O
751453.39
3025526
-10.0
P
752235.36
3024299
-10.0
Q
752584.12
3023276
-10.0
R
752876.20
3022612
-10.0
S
754162.86
3021034
-10.0
T
754675.63
3020136
-10.0
NOT FOR CONSTRUCTION
FOR REGULATORY REVIEW ONLY
0 450 900
RAPHIC SCALE IN FT
51;UX �1 A
PROPOSED CHANNEL
CORRIDOR
OREGON INLET
TO HELLS GATE
CHANNEL
� � a
z
W
W Ct
W z
z J
\ CO
M
W v
\ 24 c x W
,\ 0:0 a
r� IL O LL
\ F
J Z
BODIE a 0
\ \ = ISLAND oON W
a �W
21 O U V
O , (D K
f ` Q Z w
�� '•ram / v w
6REGO
19 INLET z
15 `' M
14 /
13 a
12'�0 E o 0
a
vQ �Y Y oD
,4 11 ry
i O
�`• vo
a �Z
� vQ 30
/.oQ
C / �
G V
v
w
3 z U
ti
� J J
\`y �U2 O Z
ZwU H Z
/ ! 0zO w
Z Z Z
Q
\ c oLu zz U a-
w
U)
adow Ow
_ =
PORTION OF HERBERT C. �l w
BONNER BRIDGE TO REMAIN l w
DRAWING NO.
PROPOSED INSHORE
& S DISPOSAL AREA ; PV-3
SHEET 4 OF 7

1. NO DREDGING ANTICIPATED TO BE
CONDUCTED IN Q3-2022 ALONG THIS
SECTION OF THE OREGON INLET TO
HELLS GATE CHANNEL OR OLD HOUSE
CHANNEL RANGE 1 BY THE MISS KATIE.
DISPOSAL
ISLAND "L"
DISPOSAL
ISLAND "MN"
/ OLD HOUSE CHANNEL
/ RANGE 1`.
OREGON INLET TO
HELLS GATE CHANNEL
PROPOSED CHANNEL \
CORRID1 \
0 300 600
GRAPHIC SCALE IN FT
NOT FOR CONSTRUCTION
FOR REGULATORY REVIEW ONLY
0
z
rc
w
w u
z i
LI j
W
~=
0
W
rc o
S
6Z
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tl
-
\
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e E
uw
w_
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au
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o
/
/
wo
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za
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0
PV-4

0-
-5-
Lu
w
Lu
LL -10-
-15-
0
F
j -20-
W
J
W
-25-
CROSS SECTION A -A'
EXISTING GRADE
JULY 6 & 7, 2022
J I
1
5
MAXIMUM AD EL.
-16.0 ' MLLW
0
-5
-10
-15
-20
-25
1000 2000 3000 4000 5000 6000 7000
DISTANCE ALONG SECTION (FEET)
VERTICAL GRAPHIC SCALE IN FT HORIZONTAL GRAPHIC SCALE IN FT
CROSS SECTION B-B'
5-
0-
Lu
w
w
LL -5-
J
J
10-
z
O
15-
w
Lu
w
01
EXISTING GRADE
JULY 6 & 7, 2022
1L
J1
5
5
MAXIMUM AD EL. 4
0'
= -16.0 ' MLLW
5
0
-5
-10
-15
-20
-1000 -500 0 500 1000
DISTANCE FROM CENTERLINE (FEET)
0250 � 0
VERTICAL GRAPHIC SCALE IN Fr HORIZONTAL GRAPHIC SCALE IN Fr
i
re
W
W
Z Z
3.
W�
Z J
Q Q
3 u (FjU
F = N
W
Q
IL Q U
JZ
m
Q LL � w
H Q a
0 0 1 .
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m -m
zoz
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z
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duo 'z-' QO
Oz�zm
OzFu
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a
ate` K w
Ou,
00
a u
� o u
z
NOT FOR CONSTRUCTION
FOR REGULATORY REVIEW ONLY
xS-1 I

5-
Lu
w
LL
5-
Z
O -10
Q
w
w 15
CROSS SECTION C-C'
EXISTING GRADE
E-Immmmmikloppimis
MAXIMUM AD�
� - 10.0' MLLW
EL.
Iqlqqlm
Em
Em
5
0
-5
-10
-15
-500 0 1000 2000 3000 4000 5000 6000 7000 7500
DISTANCE ALONG SECTION (FEET)
�10 o 500
VERTICAL GRAPHIC SCALE IN FT HORIZONTAL GRAPHIC SCALE IN FT
CROSS SECTION D-D'
EXISTING GRADE
JULY 6 & 7, 2022
�
IIr,I
1L
J1''
s
s
100'
MAXIMUM AD EL.
_ -10.0' MLLW
5
5-
0
w
0-
w
w
-5
-5-
-10
O
-10-
-15
15
w
-500 -250 0 250 500
DISTANCE FROM CENTERLINE (FEET)
o125 � 0
VERTICAL GRAPHIC SCALE IN Fr HORIZONTAL GRAPHIC SCALE IN FT
CROSS SECTION E-E'
EXISTING GRADE
JULY 6 & 7, 2022
IL Ji
MAXIMUM AD EL.
_ -10.0' MLLW
5
0
-5
-10
-15
-500 -250 0 250 500
DISTANCE FROM CENTERLINE (FEET)
o125 � 0
VERTICAL GRAPHIC SCALE IN Fr HORIZONTAL GRAPHIC SCALE IN FT
V' i
z
re
W
W
Z Z
0.
W�
Z J
Q Q
(Fj Q
yIU
F = N
W
Q
Q LL_
JZ �
K
Q 0
H Q a
N ooy
Q oTz
u�z
m -o
zzz
0
<W
222Z
a�w
Iva vdiddI
z w
z
a a w
J.
wGo Ozo
zwa c
U Z
FQ_.
Oaf J U
u
W U O Z z W U
0¢H �0
Q 0
ry zU'0
UZJ WJr
O J U
p<U 0=�
< m
a 0
� o
z u
u
NOT FOR CONSTRUCTION
FOR REGULATORY REVIEW ONLY
XS-2 I