52-15 MM Town of Sunset Beach Oversized Plans

Revisions
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PROPERTY MARSH GRASS
LINES \
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\ MARSH GRASS
T
155' (MARSH TO MARSH)
EXISTING BOUNDARY
TAX PARCEL 256GA010
224,752 SF = 5.16 AC
COASTAL WETLAND LINE AS
MARKED BY LAND MANAGEMENT
GROUP, INC. 11/22/17
?D 60' X 6' OYSTER
L/MARLBAG SILL
(5' GAP BETWEEN)
---4 -off
k
3— -
EAGER 1
I 00
PG. 951 LIMITS OF COASTAL _ _ -- _ - 2
L . 282 15 WETLAND (SEE , \
GENERAL NOTE 2) -- 0- - _ _ O
B-MR 2A J
DENTIAL
r
0.
/ 6
5' MIN
—7
J_ .
EXISTING ) a -
* 4 ��, - PROPOSEVLO-PRO BALL MO ULE
/ T-HEAD PIER = / / 5 0 \ O
/ (SEE DET o
(S L) k
s
MARY'S CREEK
CONSTRUCTION
ENTRANCE OVER �
MEAN HIGH WATER MARS WETLAND PLACEPLACE
it /c 7
ELEVATION = 2.00' (NAVD 88) ill V 1 GETATION
PROTECTION MATS °
EX. WOOD BULKEADi
�p , � � : � � .�,,,' � _:. ;� (SEE DETAILS)
RUNS ALONG HIGH RIP RAP REVETMENT (MINOR \ o
— / EXISTING
MOD. OF CAMA MAJOR 52-15
WATER LINE ELEVATED \ o
WOODEN APPROVED 06-13-18)
+ ; BOARDWALK SWALE PROTECTION Y
RIP RAP REVETMENT (MINOR / -; rnm
'�j (MINOR MOD. OF n
MOD. OF CAMA MAJOR 52-15
EXISTING �� l �' CAMA MAJOR 52-15
APPROVED 06-13-18)'
— PERMEABLE ✓�:;: APPROVED 06-13-18)PAVER \ \
c�
WALKWAY +
EXISTING
EXISTING PERMEABLE
GAZEBO PAVER
WALKWAY
0+00 0+50 0+80
6 EXISTING RIPRAP REVETMENT 6
0+00 PL NTIMARSH0+50 0+80
NG
4 MARSH 4 4 ZONE - 4
P(DISTANCE
PLANTING
VARIES)
ZONE
%/ 2
2 TANCE 2 EXISTING RIPRAP REVETMENT 2
VARIES)
(BASED
MHW 0 0 0 M H W HELL NAVE) ss)
BAG SILL
MHW 6'
— 2 BIOLOGIC BASED ON\—� +- — 2
INDICATORS) \ l.s MAR 4a
HEIGHT
-4 u Y S I ERS7HIGH-//-4
OYSTERS LOW
_6 MLw� -6
-8 -8
0 10 20 40
SECTION P-1 OYSTER DOME SILL
I "=20' HORIZONTAL
1 "=4' VERTICAL
OYSTER
MHW 0 DOMES
8'0 MHW ON
(BASED
—�- -�— NAVE) 88)
-2 ' ' -2
MHW
Z.0'M
(BASED ON BIOLOGIC %� HEIGHT
0
INDICATORS) —4 nvST^Rc I IIGH J — 4
SEE NOTES FOR ` � T
— 6 ALLOWED SLOPE
OYSTERS LOW 6
NOTES FOI RIP RAP SILLS (OYSTER DOME & OYSTER BAG SILLS):
8 r I
-8
0 10 20 40
1
SECTION P-2 OYSTER DOME SILL
I "=20' HORIZONTAL
1 "=4' VERTICAL
1.) THE HEIGHT OF SILLS SHALL NOT EXIEED SIX INCHES ABOVE MEAN HIGH WATER, NORMAL WATER LEVEL, OR THE
HEIGHT OF THE ADJACENT WETLANISUBSTRATE, WHICHEVER IS GREATER.
2.) THE SILLS SHALL HAVE AT LEAST ON FIVE-FOOT DROP -DOWN OR OPENING EVERY 100 FEET AND MAY BE STAGGERED OR
OVERLAPPED OR LEFT OPEN AS LON(AS THE FIVE-FOOT DROP -DOWN OR SEPARATION BETWEEN SECTIONS IS
MAINTAINED.
3.) THE RIPRAP STRUCTURE SHALL NOT XCEED A SLOPE OF A ONE FOOT RISE OVER A TWO FOOT HORIZONTAL DISTANCE
AND A MINIMUM SLOPE OF A ONE AN A HALF FOOT RISE OVER A ONE FOOT HORIZONTAL DISTANCE. THE WIDTH OF THE
STRUCTURE ON THE BOTTOM SHALLE NO WIDER THAN 15 FEET.
4.) SILLS SHALL BE MARKED AT 50 FOOTNTERVALS WITH YELLOW REFLECTORS EXTENDING AT LEAST THREE FEET ABOVE
MEAN HIGH WATER LEVEL.
5.) IF CROSSING WETLANDS WITH MECHNIZED CONSTRUCTION EQUIPMENT IS NECESSARY, TEMPORARY CONSTRUCTION
MATS SHALL BE UTILIZED FOR THE AEAS TO BE CROSSED. THE TEMPORARY MATS SHALL BE REMOVED IMMEDIATELY
UPON COMPLETION OF THE CONSTRL-TTON OF THE RIP RAP STRUCTURE.
PROPOSED 50' X 8' OYSTER DOME SILL
PROPERTY LINE RUNS ALONG
MEAN HIGH WATER LINE
\ ELEVATION OF 2.00' (NAVD 88)
AS BASED ON NOAA TIDAL
\ STATION ID 8659897
EXISTING RIP RAP SHORELINE PER
a CAMA GENERAL PERMIT ISSUED
�o \ 01/13/15
-1
SITE
SUNSET BEACH
SITE ADDRESS: 206 SUNSET BOULEVARD NORTH
SUNSET BEACH, NC 28468
HATCH LEGEND
EXISTING PERMEABLE
PAVER WALKWAY
EXISTING CONCRETE PAD
WOODENEXISTING ELEVATED
BOARDWALK
PROPOSED OYSTER DOME
'� ■ ■ ■ ■ISELL
PROPOSED OYSTER SHELL/
MARL/ BAG SILL
COASTAL WETLANDS
NC GRID NORTH
NAD 83-2011
30 15 0 30 60 90
SCALE 1" = 30'
;2NERAL NOTES:
1.) FOR WETLAND CROSSING USE A MARSH VEGETATION MAT. APPROVED PRODUCTS INCLUDE
PRESTO GEOSYSTEMS GEOTERRA GTO CONSTRUCTION MATS, OR GREATMATS GROUND
PROTECTION MATS (OR APPROVED EQUAL).
2.) WATERWARD EDGE OF COASTAL WETLANDS MARKED BY LOCATING EXISTING SMOOTH
CORDGRASS (Spartina alterniflora). NO HYDRIC SOILS TESTING PREFORMED.
LANDWARD COASTAL WETLAND DELINEATION PREFORMED BY LAND MANAGEMENT
GROUP.
3-6-18 Revision: Waterward
Coastal Wetland line
extended past property line
3-6-18 Revision: Oyster sills
removed from area dredging
conflict
7-25-18 Revision: Clarify
proposed vs existing
elements of plan & remove
unnecessary hatch legends.
9-07-18 Revision: Removed
proposed dredge channel by
others to avoid confusion
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RECEIVED
NOV - 2 2018
CM-MHD CITY
Date: 02-28-18
Scale: 1" = 30'
Drawn By: JDS
Checked By: RET
RECEIVED
OCT 04 2018
DCM WILMINNGT(CON, N
THIS PLAN IS NOT ISSUED FOR
CONSTRUCTION WITHOUT AFFIXED
CORPORATE SEAL.
"N CARD
T S � G
' SEAL
012656
9-10-1
0 OFIVGIN��
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SHEET lOF2
© 2018 This drawing shall not be reproaucea in wnole or In pan wlmout wrnieH penHIShiUu

Revisions
Innclfvatialns
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1` 5"
r`
1/
1
T base diameter
L@oFToo 12(@@9 D
i
Reef '
Innovations
1' 5 "tall
2' diameter
surface area 17 sq ft
. weight 200lbs.
average number of hales 12
. wavy bottom
. interconnecting boles
fiber reinforced marine grade concrete
III-1 i4 neutralized or adjuster# to request
. aggregated exposed OUISide surface texture
Modules may very in weight and height. from the production Process
LO-PRO REEF BALL DETAIL
NTS
• 1' 7" tall
• 2' 5" max. diameter
• surface area 29 sq ft
• average number of holes 14
wavey bottom
• interconnecting holes
• aggregated exposed outside surface
texture
• Weight 300lbs.
MINI BAY REEF BALL
NTS
`1 0" A A A 1 1 F-I r-'1I I T
APPROXIMATE OYSTER/MARL BAG
DIMENSIONS
0 0u 0 �R0.5
ate°2'
it� �1�iv_a t �ioi1S
Tttr tt2i
bay diwne
T tall
T feet base diameter
*surface area 40 sq ft
average number of holes 14
wavy bottom
interconnecting hales
aggregated exposed outside surface
texture
Weight 500 lbs
Easy to deploy
Great for shallow water
Works well with decks
BAY BALL MODULE DETAIL
OYSTER SHELL BAG & MARL BAG REEF/SILL DETAIL
NTS
NOTES:
NTS
TOP TWO LAYERS:
OYSTER BAGS
BOTTOM LAYER:
MARL BAGS
13OTTOM
N Q-Q QOQ BOB iEaQ ( Q-Q Q-Q
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T 7.5" (0.44 M) q a. . . . . Q
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1! C; I QRQ 0 Q81Q 0 BOB QE-30 0 630 0 985 1
17.5"
36.5" (0.93
TOP
x t s
GEOTERRA' GTO MA: _RIAL SPECIFICATION
00% VIRGIN HD POLYETHYLENE
IRANGES FROM DARK SHADES OF TRAY Tv
HEMICAL RESISTANCE
UPERIGR
ARBON BLACK FOR ULTRAVIOLET LIGHT
_ a%
s ABIUZA`TION
.5%
UNIT MINIMUM CRUSH STRENGTH 0 2t'C
50 pS (3790 kPA)
(7vF)
TERIAL FLEXURAL MODULUS 0 21'C
(70'F)
0D.040 psi (1370 MP a)
NOMINAL DIMENSIONS (WIDTH It LENGTH)
17,5 to x 36.5 it (0.44 rn x 0,93 m)
OMINA- UN=T DEPTH
2 in (50 mm)
NOMINAL COVERAGE AREA
I .43 sgft (0,41 sq rn)
CELLS PER UNIT
40
CELL SIZE
1 in x 3.2 in (79 rnm x 61 mm)
:OP OPEN AREA PER UNIT
7%
BOTTOM OPEN AREA PER UNIT
0
NOMINAL WEIGHT PER UNIT
11.8 The (5.35 kq)
NITS PER PALLET
6
36.5" (0.93 m) I
2" (50 mm)
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NO-736--1342
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STRUCTURAL MAT SYSTEM
PLANS/SECTIONS
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BOLT CONNECTION (12 PER UNIT)
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NON -WOVEN OR HIGH - EARTH OR AUGER ANCHOR
STRENGTH WOVEN GEOTEXTILE
DESIGN 2
BOLT CONNECTION (12 PER UNIT)
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GEOTERRAO GTO
STRUCTURAL MAT SYSTEM
sYPiC'AL SECTIONS
rae,1*a�[ �mo>�o area a w�.c
WE !ip.E61HET{ ae+a
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GTO MA7ERIAL SPECIFICATION
€100% ORCIN HD POLYETHYLENE
0ANGES FROM DARK SHADES OF GRAY TO j
CHEMICAL RESISTANCE
CARBON BLACK FOR ULTRAVIOLET LIGI,
TABILIZAMON
NIT MINIMUM CRUSH STRENGTH 0 2'
70'F)
ALiGER ANCHOR DETAIL TERAL FLEXURAL MODULUS 0 21'C
7p9F)
OMINAL DIMENSIONS (WIDTH x LENGTH
BOLT AND TAB i A NOMINAL UNIT DEPTH
CONNECTION a NOMINAL COVERAGE AREA
0 0 0 0 0 G C7 (6CELLS PER UNIT
ELL SIZE
TOP OPEN AREA PER UNIT
WASHER BOTTOM OPEN AREA PER UNIT
RODNOMINAL WEIGHT PER UNI
NITS PER PALLET
SYSTEM COMPONENTS
BOLT CONNECTION (12 PER UNIT)
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IF REO'D, EARTH OR
AUGER ANCHOR
59-2%
50 psi (3190 kPA)
00,000 Psi (13 r0 MPtt)
7.5 in x 36,5 in (0.44 to x 0.93 m)
in (50 mrn)
.43 sgft (0.41 sq m)
0
_1 in 3.2 in (79 mrn x 81 mrn)
1.8 sas (5.35 kg)
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GEOTERRA•GTO
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SYSTEM COMPONENTS
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GEOSYSTEMS GEOTERRA GTO STRUCTURAL MAT SYSTEM
NTS
(OR APPROVED EQUAL)
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Date: 02-28-18
Scale: 1 " = 40'
Drawn By: JDS
Checked By: RET
THIS PLAN IS NOT ISSUED FOR
CONSTRUCTION WITHOUT AFFIXED
CORPORATE SEAL.
1.) BAGS TO BE PLACED IN THE WATER PERPENDICULAR TO THE SHORELINE TO AVOID ROLLING.
2.) FIRST LAYER OF MARL BAGS TO BE BURIED HALF OF BAG HEIGHT AND LAID END TO END. SECOND AND THIRD LAYER TO BE OYSTER SHELL O� <AR
BAGS. BAGS TO BE NESTLED TOGETHER TO CREATE AN INTERLOCKING STRUCTURE
SEAL
3.) IF NEEDED AT 20 FOOT INTERVALS, PIECES OF CURVED REBAR (24" LONG, 3/8" THICK) WILL BE POUNDED THROUGH THE BAGS AND INTO THE = 01265E =
SUBSTRATE TO HELP HOLD THEM IN PLACE - °
9-10-18
Oho NGINEv,,.
SHEET 20F2
© 2018 This drawing shall not be reproduced in whole or in part without written permission of East Coast Engineering & Surveying , P.C.
ECES PROJECT N0. 2700.19