The URL can be used to link to this page

Home My WebLink AboutHatteras March Event Final (Sheets) 1-5 2/28/2024HATTERAS INLET MAINTENANCE PROJECT DARE COUNTY, NORTH CAROLINA SHEET INDEX 1 COVER SHEET 2 PROJECT OVERVIEW 3 CONNECTOR CHANNEL PLAN VIEW 4 WESTERN CONNECTOR CHANNEL CROSS SECTIONS 5-6 EASTERN CONNECTOR CHANNEL CROSS SECTIONS 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. PERMITTED DREDGE DEPTH IS RELATIVE TO THE MLW DATUM BEING APPROXIMATELY 0.08' ABOVE MLLW PER NOAA PID EX0400. 3. DATE OF AERIAL PHOTOGRAPHY: CS-1, PV-1 AND PV-2, 2020 NAIP IMAGERY. 4. SURVEY DATA COLLECTED BY USACE WILMINGTON DISTRICT, FEBRUARY 22, 2024. 5. BATHYMETRIC CONTOURS REPRESENT THE CONDITIONS OF THE CHANNEL ON FEBRUARY 22, 2024 AND SHOULD NOT BE RELIED ON FOR NAVIGATION PURPOSES. LEGEND 0 7500 15000 CROSS SECTION LINE GRAPHIC SCALE IN FT HAT-03-V-18 HATTERAS INLET BORINGS 2003 AND ID NEARSHORE DISPOSAL AREA ! SUBMERGED AQUATIC VEGETATION AND 100 FT. BUFFER-2023 CPE SAV SURVEY. R ,LEIGH P�o\ZNP CAPE HATTERAS CHARLOTTE �0�� PROJECT LOCATION SUBMERGED AQUATIC VEGETATION AND 100 FT. BUFFER-2019/2020 APNEP SAV SURVEY s JACKSONVILLE• MOREHEAD CITY CAPE LOOKOUT - - - - - NO -DREDGE AREA (100-FOOT BUFFER ON CABLE CROSSING) N.T.S. CAPE FEAR ASBUILT EXISTING CABLE ROUTE (CALDWELL CABLE VENTURES) ATLANTIC OCEAN +0.52' MHW ._.._.._.._.._.._.._.. .._.. +0.41' NAVD88 +0.08' MLW +0.00' MLLW TIDAL DATUM REFERENCE, TIDAL DATUM REFERENCE BASED ON NOAA TIDE STATION ID 8654467 EPOCH 1983-2001" EXISTING CABLE ROUTE (UTLITY ELECTRICAL CONSULTANTS, PC) ASBUILT NEW CABLE ROUTE III III, �0_'.0FESS/0 '9 SEAL 9� 048852 - GINS S� qM 7'AFT? ��\ z a W W Z t� z W z O v W F C no J L 1. 0 Z J v m ZO oFf Q Z O M�' ti O a Q rs a1 E n� VI Ury GU IC OI6I b W oZ �. Za0 U,U� z� NZ0 N N Q Z f W of O Q�U a DRAWING NO. J ICS-1 SHEET 1 OF 5 m N lD (n (n 0 0 PAMLICO SOUND N 54 PROPOSED WESTERN CONNECTOR CHANNEL NO -DREDGE AREA (100-FOOT BUFFER ON CABLE CROSSING) 1 - -II WON IN 537000 0 IN 532000 m �1if am MN S NIN PERMITTED CONNECTOR CHANNEL CORRIDOR HAT-03-V-17 0 HAT-03-V-15 0 %_V-18 0 HAT-03-V-19 CRACOKE ISLAND LIFE SAVING STATION AVOIDANCE AREA AVOIDANCE AREA (NOT CLEARED FOR CULTURAL RESOURCES) NEARSHORE DISPOSAL LOCATION PROPOSED EASTERN CONNECTOR CHANNEL v v HAT-03-V-90 p CHARTED WRECK AVOIDANCE AREA HAT-03-V-10 0 HATTERAS 0 HAT-03-V-11 0 0 OHAT-03-V-12 HAT-03-V-14 HAT-03-V-13 HATTERAS INLET 0 1000 2000 GRAPHIC SCALE IN FT ACO o a c� z W Lm z e W a HAT- -V-6 0 f _p � e W� HAT- -V-7 e oo 1 0 _ 0, U i 0 °Z4 ZZ r o• o� I -03- 8 a °aZ z .02 O cq S u0a§I \��1111111/j�/ CA/ZO OQ` 0 SEAL 048852 = yQ'�NGINS Ste: �M rAFr m Im Im Im Im co tND tND tND tNp O+ O+ V V co O Cn 0 (n O O O O O O O O O O O G oa Z za0 w Z U w N z N Q z O x w z o a fNw Fce F 0 a x DRAWING NO. PV-1 SHEFT 2 OF 5 I � a \ 1\\\ PROPOSED WESTERN CONNECTOR CHANNEL rh li W a -j w_ e S z PERMITTED CONNECTOR O o+ CHANNEL CORRIDOR v e o f t c D 1 / b � o� IL e s CZ BOTTOM OF CUT/CHANNEL o COORDINATE TABLE C� a e ''y _ mi = POINT ID FASTING NORTHING ELEVATION C• -J - (� L6 � 3 a 2960252.35 544851.53 -11.92 b 2962084.52 544434.99 -11.92 - 9 c 2962924.16 543967.93 -11.92 d 2962706.59 543860.10 -11.92 J J-J-J r 0; RO e 2962012.29 S44246.31 -11.92 hip f 2960208.01 S446S6.S1 -11.92 J l-l-l-/ � k�• 9 2963328.62 543687.90 -11.92 h 2963868.23 543183.12 -11.92 PROPOSED EASTERN i 2964291.02 541973.21 -11.92 - J l-l-l-J + CONNECTOR CHANNEL K ., j 2964102.22 S41907.23 -11.92 l l l-l-i x� ` eR k 2963695.66 543070.68 -11.92 6 J J J-J-J 1y " l l-l-l-i ry 2963150.81 543580.50 -11.92 t 'e ed A00 J J-J-J- J- a� �• l-l-'-1 -J w& z \, U6 5 <z0 Li w z •¢ SEAL �• 2 k 1/ o soo +zoo - NOTE: 048852 '� '•. �NGINE��'•co DRAWING NO. / 1. ELEVATIONS ARE REFERENCED TO MLLW. GRAPH I C - _ PERMITTED DREDGE DEPTH IS RELATIVE TO �i��MTAIFf ?��`�` PV -2 t I THE MLW DATUM BEING APPROXIMATELY 0.08' ABOVE MLLW PER NOAA PID EX0400. SHEET 3 of 5 g a a R e e. x 6 CROSS SECTION A -A' B-B' C-C, A H 4 4 C W W MHW EL.+0.52' W 0 ILLMLW 0 R EL.+0.08' -+-_�- -4 FEBRUARY 22, 2024 4 �� W 8 2 -8 EXISTING GRADE O -12 ~~_ -8 -12 W ii t W n -16 -16 YI = ° m -20 MAXIMUM AD EL. _-11.92' MLLW TARGET AD EL. _-11.92' MLL -20 w 0+00 1+00 2+00 3+00 4+00 5+00 6+00 7+00 8+00 9+00 10+00 11+00 12+00 13+00 14+00 15+00 16+00 17+00 18+00 19+00 20+00 21+00 22+00 23+00 24+00 25+00 26+00 27+0 28+00 fy� oo V 16 O3 DISTANCE ALONG PROFILE (FEET) NO DREDGE AREA WESTERN CONNECTOR CHANNEL. .0x N=� M CROSS SECTION B-B CROSS SECTION C-C'w B B' C A -A' Cl I 4 4 4 4 O MHW EL. +0.52' O O MHW EL. +0.52' MLW EL. +0.08' MLW EL. +0.08' LwL AA -`F W -4 -4 �i FEBRUARY22,2024 EXISTING GRADE LL FEBRUARY22I2024 3 EXISTING GRADE -8 -8 -C7 -8 ° o J1 a -12 ui �i =1� -12 -12 �i -12 G aZ w J I I TARGET AD EL. > _-11.92' MLLW w TARGET AD EL. _-11.92' MLLW r _,'„ o w W -16 MAXIMUM AD EL.=-11.92' MLLW -16 W -16 MAXIMUM AD EL.=-11.92'MLLW _16 x1�IIIIII��', Pag CHANNEL CHANNEL ``� �� ,. .., 1 0 0oz ry�z WIDTH 2O0' -20 WIDTH 2O0' -20 -20 -20 0.'FESS/p'•. ? 0 ti9.9 - G� o�� zo Ct Ct _ - ¢ SEAL xg's -150 -100 -50 50 100 150 -150 -100 -50 50 100 150 = 048852 _ erg rg DISTANCE ALONG SECTION FEET 1. ELEVATIONS ARE REFERENCED TO MLLW. PERMITTED DREDGE DISTANCE ALONG SECTION FEET ': 9 NGINE��'.•5'•� 1 ` 3 x DEPTH IS RELATIVE TO THE MLW DATUM BEING APPROXIMATELY '••••••"�\� DPAWING NO. PER '''�i OVAD TA 2. MAXIMUM EL OF1 92' MLLW SHOWN ON CROSS SECTIONS / 1111 1 IS EQUAL TO-12.00' MLW PER NOAA PID EX0400. xs-1 SHEET 4 OF 5 CROSS SECTION D-D' CRR1.TiMEE I I: �wwmommimmimmmwMwwwMwwMwwwMwwMEMEMEMEMIwMIMMIMMIMMMM�w �wwMwww�wwwmwwwmwwwmwwwmwww�wwwMwwwMwww A rt�iwwwwwwwwwwwwwwwwwwww IMIMMIMIMMIMIMMIiIN �wwwMww�wI��Mw I IMMIMMIM �wwM�wwwMwww�www�www�www�www�www�www�www }ggli mmmmmmmm • ��wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww • Ir1.'IFS'.PRillwwwwwwwwwwwwwwwwwww�iwwwwwi' ��ww�www�www�www�www�www�www�www _ • ss��wwww��_ x.zr.,rR rr�r.Ir� _��wwwwwwwwwwwwwwwwwwwwwwww —��www�www�www�www�www - �www.I.www.I.www.I.www�www �xGrc�� ar�ww yf�www�wwwIMIMMIMIMMIMI�www ��w�_riwwwwwwwwwwwwwwwo wwwwMM�� ww �www�www�www�www�www��w�www www�www�www�www�w��www _�wwwwwww IMwwwMwwwM _ w wwwmwwwmwwwmwwwmwww�www wwww wwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwww 1 =wwwwwwwwwwwwwwwwwwwwwwwww �www�wwwMwwMIMMI www�www� �www� �ww��www�www�www�www�www�www�www�wwwlimwww 1 1. 1 11 11 11 11 11 11 . 11 11 11 • 11 1 11 11 11 11 11 11 . 11 11 11 • 11 1 11 NO DREDGE AREA 4E 0 -4 -8 -12 MAXIMU cw6aN WIDT -20 CROSS SECTION E-E' E' '_— �i AIMEE -150 -100 -50 Ct DISTANCE ALONG SECTION (FEET) EASTERN CONNECTOR CHANNEL. 4 0 -4 -8 -12 AD EL. =-11.92' MLLW -16 -20 50 100 150 DISTANCE ALONG SECTION (FEET) F 4 CROSS SECTION F-F' D-Dip F 4 0 -4 -8 -12 MAXIMUM Al -11.92' MLLW TARGET Al -11.92' MLLW -16 -16 CHANNEL WIDTH 200' �N CAROzz -150 -100 -50 rt 50 100 150 _ Q SEAL DISTANCE ALONG SECTION (FEET) = 048852 = I �'� 1. ELEVATIONS ARE REFERENCED TO MLLW. PERMITTED DREDGE DEPTH IS RELATIVE TO THE MLW DATUM BEING APPROXIMATELY 0.08' ABOVE MLLW PER I PID EX0400 2. MAXIMUM AD EL. OF-11.92' MLLW SHOWN ON CROSS SECTIONS IS EQUAL TO-12.00' MLW PER I PID FJ(0400. �,NGINE�\�Gj�\�� 4fTA'FT\Q�,,,,, G N w o all U �.0 w U � z z� z Nz � o °�GrvE off. zM xz' z 0 QNU z � N a_ W XS-21 SHEET 5 OF 5 OF 5