DESCRI PT I ON 1 A M ARK DATE SHEET ID B C D E F G 2 3 4 5 6 7 8 9 10 ® of Engineers US Army Corps SOL I CI T AT I ON NO. : SI ZE: CONT RACT NO. : I SSUE DATE: CONCORD, M A 01742 - 2751 696 VI RGI NI A ROAD NEW ENGL AND DI ST RI CT U. S. ARM Y CORPS OF ENGI NEERS SCALE: SHEET OF DRAW I NG CODE: DW N BY: CHK BY: REVI EW ED BY: APPROVED BY: Ch i e f , Su r v e y Sec ti on Ass t . Ch i e f , Su r v e y Sec . AF TER DREDGE SURVEY OL D SAYBROOK, CONNECT I CUT NORT H COVE CONNECT I CUT RI VER BEL OW HART F ORD CRB- 1034 10 NORTH COVE CONNECTICUT RIVER OLD SAYBROOK OLD SAYBROOK STA. TOWN DOCK (2007) TOWN DOCK SAYBROOK POINT NORTH COVE YACHT CLUB N 666000 E 1106000 E 1110000 N 666000 1 2 3 4 5 6 7 8 9 11 11-FOOT CHANNEL 6-FOOT ANCHORAGE 11-FOOT ANCHORAGE F L OOD E BB N 668000 SAYBROOK SHOAL CHANNEL 15-FOOT SAYBROOK SHOAL SHEET V-101 SHEET V-102 CONNECTICUT RIVER BELOW HARTFORD NORTH COVE, OLD SAYBROOK, CONNECTICUT STATE PLANE (ZONE 0600) NAD 1983 11-FOOT CHANNEL 6 AND 11-FOOT ANCHORAGES 1 1109658.10 666872.18 2 1107447.62 666521.92 3 1107165.02 666132.90 4 1106572.41 666039.01 5 1106492.32 666097.18 6 1105302.16 665908.61 7 1105211.40 666481.46 8 1106470.69 666681.00 9 1107211.45 666798.36 10 1107451.73 666623.82 11 1109663.60 666974.30 # EASTING NORTHING 3 1 pw://COE-NAEPWP01CON.nae.ds.usace.army.mil:coe-naepwp01con.nae.ds.usace.army.mil/Documents/Civil Works/Navigation/CT/Connecticut River (Below Hartford)/North Cove/FY17 Maintenance Dredging/30500 - Construction E&D/30F00 - Project Closeout/After-Dredge Sur 1:46:25 PM 3/21/2018 PD: AEC_pdf.pltcfg DS: AEC_Screen.dscript.dscript ANSI D G-001 1 : 1 EM A LOCATION MAP NOT TO SCALE MASSACHUSETTS NEW HAMPSHIRE MAINE VT. CONN. R.I. HARTFORD PROV. C A P E COD BOSTON PORTSMOUTH CONCORD PORTLAND AUGUSTA BANGOR N ATLANTIC OCEAN CANADA NORTH COVE A2 400' 0 200' N SCALE: 1'' = 200' GENERAL PLAN AND LAYOUT GENERAL NOTES: U.S. SURVEY FEET. THE STATE OF CONNECTICUT (ZONE 0600), NAD 1983 AND ARE BASED ON 4. COORDINATES SHOWN ARE BASED ON THE LAMBERT GRID SYSTEM FOR OF TIDE IS 3.2 FEET. TO MLLW. NO TIDE GAGES WERE USED ON THIS PROJECT. THE AVERAGE RANGE THEREFORE THE CORRECTION SHOULD BE ADDED TO NAVD88 TO CONVERT THE CORRECTION IS STATION TOWN DOCK (2007). NAVD88 IS ABOVE MLLW: (STATION ID 8462764, 05/07/2003). THE REFERENCE POINT ESTABLISHED FOR MARKS AT LYME HIGHWAY BRIDGE, CONNECTICUT RIVER, CONNECTICUT THE CORRECTION WAS ESTABLISHED IN THE VICINITY OF NOAA BENCH THE MLLW TO NAVD88 CORRECTION FOR THIS PROJECT IS 2.12 FT. 3. BENCH MARK DATA: TIDES WERE RECORDED USING RTK GPS. NOTED AND SHOULD BE USED AS A GENERAL REFERENCE ONLY. BRIDGES, PIERS, ETC., IS LOCATED APPROXIMATE UNLESS OTHERWISE AND/OR NOAA CHART NO. 12375. ALL TOPOGRAPHY, INCLUDING SHORELINE, 2. TOPOGRAPHY SHOWN IS FROM PREVIOUS SURVEYS, AERIAL IMAGERY CONSIDERED NEGATIVE. ARE BELOW THE REFERENCE PLANE OF MLLW, AND SHOULD BE THE REFERENCE PLANE OF MLLW. SOUNDINGS WITHOUT A SIGN TIDAL EPOCH. SOUNDINGS NOTED WITH A (+) ARE ABOVE MEAN LOWER LOW WATER (MLLW) AND IS BASED ON THE 1983-2001 1. SOUNDINGS ARE IN FEET AND TENTHS. THE REFERENCE PLANE IS G ENERAL P L AN AND NO TES 11 - F OO T ANCHO RAG E AND 6 - F OO T ANCHO RAG E 11 - F OO T CHANNEL REFER TO SURVEY NO. 18-2490 SURVEYED BY: MICHAEL J. VADNAIS AND CREW 11 - FOOT DEPTH CONTOUR SHOWN THUS: 6 - FOOT DEPTH CONTOUR SHOWN THUS: 9. FIELD BOOK: R&H 3758 CONSIDERED AS INDICATING THE CONDITIONS EXISTING AT THAT TIME. RESULTS OF SURVEYS MADE ON THE DATES INDICATED, AND CAN ONLY BE 8. THE INFORMATION DEPICTED ON THESE MAPS REPRESENTS THE INFORMATION IS AVAILABLE UPON REQUEST. FROM MORE SOUNDING INFORMATION THAN SHOWN. ADDITIONAL SOUNDING NOT BE USED TO DETERMINE VOLUMES. VOLUMES ARE DETERMINED 7. THE SOUNDING INFORMATION DEPICTED ON THESE MAPS SHOULD SURVEYS CONDUCTED DURING MARCH, 2018. THE SHOALEST SOUNDINGS OF THOSE OBTAINED FROM HYDROGRAPHIC 6. THE SOUNDING INFORMATION SHOWN ON THESE MAPS REPRESENTS GPS SYSTEM. THE RTK BASE STATION USED WAS STATION TOWN DOCK (2007). TIME TIDE READINGS WERE RECORDED UTILIZING A TRIMBLE SPS 855 RTK SYSTEM OPERATING AT 300 KHZ. HORIZONTAL POSITIONING AND REAL 5. SURVEY WAS PERFORMED USING A R2 SONIC 2024 MULTIBEAM SONAR DJ B M ARCH 21 , 2018
3
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A2 G-001€¦ · (station id 8462764, 05/07/2003). the reference point established for marks at lyme highway bridge, connecticut river, connecticut the correction was established
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Transcript
DE
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SHEET ID
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2 3 4 5 6 7 8 9 10
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US Army Corps
SO
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Chief, S
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B-1
034
10
NORTH COVE
CONNECTICUT
RIVER
OLD SAYBROOK
OLD SAYBROOK
STA. TOWN DOCK
(2007)
TOWN
DOCK
SAYBROOK
POINT
NORTH COVE
YACHT CLUB
N 666000
E 1
106000
E 1
110000
N 666000
1
2
3
4
5
6
7
8
9
11
11-FOOT CHANNEL
6-FOOT ANCHORAGE
11-FOOT ANCHORAGE
FLOOD
EBB
N 668000
SAYBROOK
SHOAL
CHANNEL
15-FOOT SAYBROOK SHOAL
SHEET V-101
SHEET V-102
CONNECTICUT RIVER BELOW HARTFORD
NORTH COVE, OLD SAYBROOK, CONNECTICUT
STATE PLANE (ZONE 0600) NAD 1983
11-FOOT CHANNEL
6 AND 11-FOOT ANCHORAGES
1 1109658.10 666872.18
2 1107447.62 666521.92
3 1107165.02 666132.90
4 1106572.41 666039.01
5 1106492.32 666097.18
6 1105302.16 665908.61
7 1105211.40 666481.46
8 1106470.69 666681.00
9 1107211.45 666798.36
10 1107451.73 666623.82
11 1109663.60 666974.30
# EASTING NORTHING
31
pw://COE-NAEPWP01CON.nae.ds.usace.army.mil:coe-naepwp01con.nae.ds.usace.army.mil/Documents/Civil Works/Navigation/CT/Connecticut River (Below Hartford)/North Cove/FY17 Maintenance Dredging/30500 - Construction E&D/30F00 - Project Closeout/After-Dredge Sur
THE STATE OF CONNECTICUT (ZONE 0600), NAD 1983 AND ARE BASED ON
4. COORDINATES SHOWN ARE BASED ON THE LAMBERT GRID SYSTEM FOR
OF TIDE IS 3.2 FEET.
TO MLLW. NO TIDE GAGES WERE USED ON THIS PROJECT. THE AVERAGE RANGE
THEREFORE THE CORRECTION SHOULD BE ADDED TO NAVD88 TO CONVERT
THE CORRECTION IS STATION TOWN DOCK (2007). NAVD88 IS ABOVE MLLW:
(STATION ID 8462764, 05/07/2003). THE REFERENCE POINT ESTABLISHED FOR
MARKS AT LYME HIGHWAY BRIDGE, CONNECTICUT RIVER, CONNECTICUT
THE CORRECTION WAS ESTABLISHED IN THE VICINITY OF NOAA BENCH
THE MLLW TO NAVD88 CORRECTION FOR THIS PROJECT IS 2.12 FT.
3. BENCH MARK DATA: TIDES WERE RECORDED USING RTK GPS.
NOTED AND SHOULD BE USED AS A GENERAL REFERENCE ONLY.
BRIDGES, PIERS, ETC., IS LOCATED APPROXIMATE UNLESS OTHERWISE
AND/OR NOAA CHART NO. 12375. ALL TOPOGRAPHY, INCLUDING SHORELINE,
2. TOPOGRAPHY SHOWN IS FROM PREVIOUS SURVEYS, AERIAL IMAGERY
CONSIDERED NEGATIVE.
ARE BELOW THE REFERENCE PLANE OF MLLW, AND SHOULD BE
THE REFERENCE PLANE OF MLLW. SOUNDINGS WITHOUT A SIGN
TIDAL EPOCH. SOUNDINGS NOTED WITH A (+) ARE ABOVE
MEAN LOWER LOW WATER (MLLW) AND IS BASED ON THE 1983-2001
1. SOUNDINGS ARE IN FEET AND TENTHS. THE REFERENCE PLANE IS
GE
NE
RA
L P
LA
N A
ND N
OT
ES
11-F
OO
T A
NC
HO
RA
GE A
ND 6-F
OO
T A
NC
HO
RA
GE
11-F
OO
T C
HA
NN
EL
REFER TO SURVEY NO. 18-2490
SURVEYED BY: MICHAEL J. VADNAIS AND CREW
11 - FOOT DEPTH CONTOUR SHOWN THUS:
6 - FOOT DEPTH CONTOUR SHOWN THUS:
9. FIELD BOOK: R&H 3758
CONSIDERED AS INDICATING THE CONDITIONS EXISTING AT THAT TIME.
RESULTS OF SURVEYS MADE ON THE DATES INDICATED, AND CAN ONLY BE
8. THE INFORMATION DEPICTED ON THESE MAPS REPRESENTS THE
INFORMATION IS AVAILABLE UPON REQUEST.
FROM MORE SOUNDING INFORMATION THAN SHOWN. ADDITIONAL SOUNDING
NOT BE USED TO DETERMINE VOLUMES. VOLUMES ARE DETERMINED
7. THE SOUNDING INFORMATION DEPICTED ON THESE MAPS SHOULD
SURVEYS CONDUCTED DURING MARCH, 2018.
THE SHOALEST SOUNDINGS OF THOSE OBTAINED FROM HYDROGRAPHIC
6. THE SOUNDING INFORMATION SHOWN ON THESE MAPS REPRESENTS
GPS SYSTEM. THE RTK BASE STATION USED WAS STATION TOWN DOCK (2007).
TIME TIDE READINGS WERE RECORDED UTILIZING A TRIMBLE SPS 855 RTK
SYSTEM OPERATING AT 300 KHZ. HORIZONTAL POSITIONING AND REAL
5. SURVEY WAS PERFORMED USING A R2 SONIC 2024 MULTIBEAM SONAR
DJB
MA
RC
H 2
1, 2018
DE
SC
RIP
TIO
N
1
A
MA
RK
DA
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SHEET ID
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D
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F
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2 3 4 5 6 7 8 9 10
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US Army Corps
SO
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N N
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CO
NT
RA
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O.:
ISS
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CO
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LA
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SH
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DW
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B-1
034
14.7
14.6
14.4
14.4
14.2
14.2
14.1
14.0
13.9
13.9
13.8
13.8
13.8
13.8 13.8
13.7
13.7 13.6
13.6
13.6
13.6
13.6
13.6
13.6
13.6
13.6
13.5
13.5
13.4
13.4
13.4 13.4
13.4
13.4
13.4
13.4
13.3
13.3
13.3
13.3
13.3
13.3
13.3
13.2
13.2
13.2
13.2
13.2
13.2 13.2
13.2
13.1 13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.1
13.0 13.0
13.0 13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
13.0
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8 12.8 12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8
12.8 12.8
12.8
12.8
12.8
12.8 12.8
12.8
12.8
12.8
12.8
12.7
12.7 12.7
12.7 12.7
12.7
12.7 12.7
12.7
12.7
12.7
12.7
12.7 12.7
12.7
12.7
12.7
12.7
12.7
12.7 12.7
12.7
12.7
12.7
12.7
12.7 12.7
12.7
12.7
12.7
12.7
12.7 12.7
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6
12.6 12.6
12.6
12.6
12.6
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.4
12.4
12.4
12.4
12.4
12.4
12.4
12.4
12.4
12.4
12.4 12.4
12.3
12.3
12.3
12.3
12.3 12.3
12.3
12.3
12.3
12.3
12.3
12.3
12.3
12.2 12.2
12.2
12.2
12.2
12.2
12.2
12.2
12.2
12.2
12.2
12.1
12.1
12.1
12.1
12.1
12.1
12.1
12.1
12.1
12.1
12.0
12.0
12.0
12.0
12.0
12.0
12.0
12.0 12.0
12.0
12.0
12.0
11.9
11.9
11.9
11.9 11.9
11.9
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.8
11.7
11.7
11.7
11.7
11.7
11.7
11.7
11.7
11.7
11.6
11.6
11.5 11.5
11.5
11.5
11.5
11.5 11.5
11.4
11.4
11.4
11.4
11.4
11.4
11.4 11.4
11.3
11.3
11.3
11.3
11.3
11.3
11.3
11.3
11.3
11.3
11.2
11.2
11.2
11.2
11.2 11.2
11.2
11.2
11.1
11.1
11.1
11.1
11.1
11.1
11.1
11.1
11.1
11.0
11.0
11.0
11.0
11-FOOT CHANNEL
11.0
11.0
11.0
11.0
10.9
10.9
10.9
10.9 10.8
10.8
10.8
10.8
10.8
10.8
10.7 10.7
10.7
10.7
10.7
10.6
10.6 10.5
10.5
10.5
10.4
10.4
10.4
10.4
10.4
10.4
10.3
10.2
10.2
10.2
10.2
10.2
10.2
10.1 10.1
10.1
10.0
10.0
9.9
9.8 9.8
9.8
9.7
9.7
9.6
9.5
9.5
9.5
9.4
9.4
9.3
9.3
9.1 9.1
9.1
9.0
9.0
9.0
8.8
8.6
8.68.3
8.3
8.38.3
8.08.0
7.9
7.87.7
7.7
7.7
7.6
7.5
7.5
7.4
7.3
7.1
6.9
6.9
6.8
6.8
6.7
6.6
6.5
6.4
6.4
6.3
5.9
5.7
5.6
5.55.5
5.5
5.3
5.2
5.2
5.2
5.2
5.15.0
5.0
4.8
4.8
4.7
4.7
4.74.5
4.4
4.3
4.0
3.9
3.9
3.9
3.8
3.8
3.8
3.83.6
3.53.53.5
3.5
3.4
3.4
3.4
3.3
3.33.3
3.33.3
3.2
3.2
3.2
3.2
3.2
3.2
3.1
3.1
3.1
3.1
3.1
3.1
3.0
3.03.0
3.0
3.0
3.0
3.0
3.0
2.9
2.9
2.9
2.9
2.9
2.8
2.8
2.8
2.8
2.8
2.8
2.8
2.7
2.7
2.7
2.6
2.5
2.5
2.52.4
2.4
2.4
2.4
2.3
2.3
2.3
2.2
2.22.1
2.1
2.1
2.0
2.0
2.02.0
2.0
2.0
1.8
1.8
1.7
1.6
1.6
1.6
1.6
1.51.5
1.5 1.5
1.51.5
1.5
1.4
1.4
1.4
1.4
1.41.4
1.4
1.41.4
1.3
0+00
5+00
10+00
15+00
20+00
MA
TC
H LIN
E S
HE
ET V-1
02
NORTH
COVE
GC-15
(TYP.)
CHANNEL LIMIT
100'
FLOOD
EBB
E 1
108000
E 1
109000
N 666000N 666000
E 1
108000
CONNECTICUT
RIVER
SAYBROOK
SHOAL
1. FOR GENERAL NOTES SEE SHEET G-001.
NOTE:
15-FOOT SAYBROOK SHOAL CHANNEL
N 667000 N 667000
E 1
110000
E 1
110000
OLD SAYBROOK
SAYBROOK
POINT
32
pw://COE-NAEPWP01CON.nae.ds.usace.army.mil:coe-naepwp01con.nae.ds.usace.army.mil/Documents/Civil Works/Navigation/CT/Connecticut River (Below Hartford)/North Cove/FY17 Maintenance Dredging/30500 - Construction E&D/30F00 - Project Closeout/After-Dredge Sur
pw://COE-NAEPWP01CON.nae.ds.usace.army.mil:coe-naepwp01con.nae.ds.usace.army.mil/Documents/Civil Works/Navigation/CT/Connecticut River (Below Hartford)/North Cove/FY17 Maintenance Dredging/30500 - Construction E&D/30F00 - Project Closeout/After-Dredge Sur