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D e sc ri p ti o n D a te

A p p r.

D a te

P lo t d a te

P lo t b y

S c a le

S o li c it ia ti o n n o

C o n tr a c t n o

A p p r.

D a te

D e sc ri p ti o n M a rk

M a rk

INDEX SHEET

PAGE DESCRIPTION

INDEX1

N

A

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G

IN

D

E X

N E

W Y

O R

K D

IS

T

R

IC

T

N E

W Y

O R

K

N Y

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

R S

C H

IE

F

T

E C

H N

IC

A

L S

U P

P O

R T

S E

C T

IO

N

R E

C O

M M

E N

D E

D B

Y

C H

IE

F

O

P E

R A

T

IO

N S

S U

P P

O R

T B

R A

N C

H

A P

P R

O V

E D

B Y

D R

A W

N B

Y

C H

E C

K E

D B

Y

D E

S

IG

N E

D B

Y

R E

V

IE

W E

D B

Y

US Army Corps of Engineers

New York District

S U

F F

O L

K C

O U

N T

Y N

E W

Y O

R K

US ARMY CORPS

OF ENGINEERS

NEW YORK DISTRICT

R A

N D

A L

L G

H

IN

T

Z

G E

R L

Y N

T

P E

R L

A S

W912DS-10-B-0001

MAINTENANCE DREDGING

LONG ISLAND INTRACOASTAL WATERWAY

FEDERAL NAVIGATION CHANNEL

SUFFOLK COUNTY, NEW YORK

L O

N G

I S

L A

N D

I N

T R

A C

O A

S T

A L

W A

T E

R W

A Y

Sheet

E P

A R

R A

E P

A R

R A

W D

S -1

-B

-0 X

X

E P

A R

R A

JU

L

Y

JU

L

Y

GENERAL LOCATION MAPS & PLACEMENT AREAS

CHANNEL SOUNDING MAP (BASIC WORK)

CHANNEL SOUNDING MAP (OPTION 1)

sc ri p ti o n

D a te

A p p r.

D a te

P lo t d a te

P lo t b y

S c a le

S o li c it ia ti o n n o

C o n tr a c t n o

A p p r.

D a te

D e sc ri p ti o n

M a rk

M a rk

M A

IN

T

E N

A N

C E

D R

E D

G

IN

G N

E W

Y O

R K

D

IS

T R

IC

T

N E

W Y

O R

K N

Y

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

R S

C H

IE

F

T

E C

H N

IC

A

L S

U P

P O

R T

S E

C T

IO

NRECOMMENDED BY: C

H

IE

F O

P E

R A

T

IO

N S

S U

P P

O R

T B

R A

N C

HAPPROVED BY:D

R

A W

N B

Y

C H

E C

K E

D B

Y

D E

S

IG

N E

D B

Y

R E

V

IE

W E

D B

Y

US ARMY CORPS

OF ENGINEERS

NEW YORK DISTRICT

R A

N D

A L

L G

H

IN

T

Z

G E

R L

Y N

T

P E

R L

A S

L O

N G

I S

L A

N D

I N

T R

A C

O A

S T

A L

W A

T E

R W

A Y

E P

A R

R A

E P

A R

R A

W

D S

-1

-B -0

X

X

E

P A

R R

A

JU

L

Y

JU

L

Y

M O R I C H E S B A Y

P L

A N

E O

F M

E A

N L

O W

W A

T E

R I S

.3

F

E E

T B

E L

O W

N G

V D

P L

A N

E O

F M

E A

N L

O W

W A

T E

R I S

.4

F

E E

T B

E L

O W

N G

V D

A T L A N T I C O C E A N

G R E A T S O U T H B E A C H

C U P S O G U E B E A C H

TRAIL

TRAIL

CUPSOGUE BEACH COUNTY PARK

CORPS ISLAND

CORPS ISLAND

P033-AZ

C U P S O Q U E B E A C H

M O R I C H E S B A Y

M O R I C H E S B A Y

L O

C A

T

IO

N

A P

P R

O X

IM

A

T E

T O

W N

O F

B R

O O

K H

A V

E N

T O

W N

O F

S O

U T

H A

M P

T O

N

C L

A M

C R

E E

K

CUPSOGUE BEACH COUNTY PARK

P

P

P

P

P

P

P

PP

P

P

P

P

P

P

P

TC

TC

TC

TC

TC

TC

TC

T E

R R

E L

R

I V

E R

W E S T C O V E

RADIO POINT

MARINA

RUINS

EAST MORICHES

B A

Y A

V E

N U

E

T U

T H

IL

L

P O

IN

T

R O

A D

MARINA

P

MARINA

TCEAST MORICHES

M

ORICHES ROAD

M O R I C H E S B A Y

W E S T C O V E

TUTHILL POINT

GUARD STATION

MORICHES COAST

EAST MORICHES

CUPSOGUE AERIAL

S M

IC

H

A L

O W

S K

I

S M

IC

H

A L

O W

S K

I

D e la w a re

R i v e r

H u d s o n i v e r

D e la w a r e

B a y

Long Is land Sound

Cape

Cod

Bay

Block I S ound

Nantucket

Sound

Montauk

Point

Long Is land

N E W Y O R K

MASSACHUSETTS

CONNECTICUT

E

W

J

S

Y

P E

N N

S Y

L V

A N

IA

D E

L A

W A

R E

R H

O D

E I

S L

50 0 50 100

Scale in Miles

LOCATION MAP

N

MORICHES INLET

PROJECT LOCATION

DREDGING HISTORY

Sheet

G E

N E

R A

L L

O C

A T

IO

N

M A

P

P

A C

E M

E N

T A

R E

A S

S U

F F

O L

K C

O U

N T

Y N

E W

Y O

R K

B

A

S

I

C

W

O

K

E

D

G

H

E

T

F

O

P

T

I

E

D

H

E

T

F

DREDGING and DISPOSAL AREA

DISPOSAL AREA

M O R I C H E S B A Y

CORPS OF ENGINEERS

GREEN CAN #17

FLOOD

15 JULY 2009

RED NUN #18

F

L

O

O

D

15 JULY 2009

6.0

6.2

7.1

7.4

7.8

7.8

7.6

7.9

7.9

7.9

7.5

6.9

6.6 6.4

6.5

7.4

7.4

7.7

7.5

7.6

7.7

7.4

7.0

6.7

6.1

5.8 5.7

6.0

6.1

6.6

7.4

7.4

7.3

7.5

7.4

7.5

7.3

7.0

6.4

6.2

6.3

6.8

7.1

7.5

7.4

7.6

7.6

7.4

7.2

6.8

6.0

5.7

5.4

5.3

6.1

6.7

6.8

7.1

7.1

7.1

7.4

7.1

6.9

6.3

6.2

6.0 6.0

6.2

6.1

6.8

7.2

7.1

7.2

7.0

6.9

6.6

6.5

5.9

5.6

5.4

5.2

5.9

6.4

6.5

6.5

6.7

7.0

6.7

6.7

6.7

6.3

5.9

5.7

5.8

6.2

6.4

6.5

6.4

6.5

6.3

6.5

6.3

6.0

5.8

5.3

5.2

5.3

5.8

6.2

6.3

6.5

6.8

6.4

6.4

5.9

5.8

5.7

5.6

5.6

5.5

6.0

6.2

6.3

6.6

6.7

6.6

6.3

6.3

5.9

5.2

5.1 5.0

5.3

5.6

6.0

6.4

6.3

6.2

6.2

6.0

5.9

5.8

5.5

5.4

5.1

5.1

5.5

5.9

6.4

6.8

6.5

6.7

6.7

6.3

5.8

5.5

4.9

4.8

5.0

5.6

6.1

6.5

6.5

6.6

6.7

6.4

6.2

5.7

5.2

5.0

4.6

4.8

5.0

5.5

5.9

6.3

6.5

6.3

6.4

6.1

5.8

5.1

4.9 4.7

4.8

5.4

6.1

6.3

6.3

6.4

6.4

6.4

6.2

5.6

5.0

4.5 4.3

4.3

4.6

4.9

5.5

5.8

6.0

6.1

5.9

5.7

5.7

5.2

4.8

4.5

4.7

5.0

5.7

5.7

5.7

6.0

5.8

5.6

5.3

4.4

4.3

4.3 4.2

4.4

4.5

5.2

5.5

5.7

5.9

5.8

6.0

5.9

5.4

4.5

4.5 4.3

4.6

5.3

5.6

5.4

5.6

5.6

5.7

5.6

5.6

5.1

4.2

4.1 4.7

4.4

4.9

5.3

5.5

5.6

5.5

5.4

5.7

5.5

5.3

4.7

4.2

4.3

4.7

4.8

5.3

5.4

5.5

5.6

5.6

5.4

5.2

4.9

4.4

4.4 4.2

4.5

4.9

5.3

5.6

5.6

5.6

5.8

5.7

5.5

4.9

4.5

4.5 4.1

4.1

4.5

5.3

5.6

5.5

5.7

5.8

5.6

5.4

4.8

4.4

4.3 3.3

4.1

4.8

5.0

5.2

4.9

5.6

5.5

5.6

5.4

5.0

4.6

4.1

4.0

4.6

5.0

5.3

5.5

5.6

5.7

5.5

5.1

5.2

5.0

4.5

4.3

4.3

4.5

4.9

5.3

5.6

5.5

5.6

5.6

5.4

5.1

4.8

4.3

4.0

3.8

3.9

4.7

5.0

5.3

5.4

5.7

5.6

5.9

5.7

5.1

4.9

4.6

4.1

4.4

4.7

5.7

5.6

5.6

5.5

5.6

5.5

5.2

5.1

4.4

3.6

3.6

3.8

4.0

4.9

5.4

5.6

5.5

5.8

5.6

5.7

5.5

5.0

4.4

4.4 4.3

4.3

4.7

5.3

5.7

5.7

5.8

5.6

5.4

5.2

4.5

4.4

4.2

3.7

3.8

3.9

4.5

5.3

5.3

5.5

5.6

5.4

5.5

5.3

5.1

4.8

4.7

4.5

4.8

5.5

5.8

5.8

5.7

5.8

5.5

4.8

3.8

3.4

3.3 2.8

3.2

3.4

4.2

4.8

5.5

5.6

5.4

5.3

5.5

5.2

4.7

4.9

5.0 5.5

5.7

5.6

5.5

6.1

6.1

6.0

5.8

5.5

4.7

3.9

3.6

3.0

4.4

4.6

5.1

6.0

6.1

5.9

6.0

5.8

5.8

6.1

6.2

5.9

6.1

6.7

6.8

6.7

6.9

6.7

6.9

6.5

6.3

6.9

6.0

5.5

4.6

4.3 4.9

5.0

4.9

5.1

5.8

6.3

6.7

6.9

7.0

7.2

7.3

7.2

7.2

8.0

7.8

7.8

7.9

7.6

7.5

7.1

6.8

6.6

5.7

4.7

4.2

3.8

4.4

4.9

4.9

5.6

6.2

7.0

7.7

7.8

7.9

7.6

7.9

7.8

7.6

7.4

7.7

7.6

7.6

7.7

7.5

7.7

7.4

7.0

6.4

6.1

6.0

5.4 6.5

6.6

6.7

6.7

7.0

7.1

7.4

7.7

7.6

7.5

7.2

7.3

7.1

5.7

6.0

6.4

6.6

6.7

7.0

7.1

7.1

7.5

7.2

7.1

6.8

6.8

7.3

7.1

7.2

7.0

6.5

6.0

5.6

6.3

5.7

5.5

5.4

5.1

4.5 2.6

2.9

3.9

4.7

5.2

5.0

4.0

4.3

4.5

4.8

5.3

6.2

6.7 5.8

5.3

4.5

3.7

3.5

3.4

3.1

4.1

4.4

4.0

3.2

2.3

1.9

1.6

1.9

1.8

2.0

2.4

3.3

4.0

3.6

3.4

2.6

3.0

3.5

4.1

3.0

2.6

2.3

2.0

1.7

1.4

1.2

1.2

1.1

1.2

1.2

1.3

1.5

1.9

1.6

1.3

1.1

1.0

0.8

1.0

1.1

1.2

1.3

1.4

1.6

1.7

1.1

1.2

0.9

0.8

1.0

1.2

1.1

0.9

0.7

0.7

0.8

0.8

1.0

1.0

0.8

0.8

0.8

0.8

0.8

0.8

0.8

0.8

0.8

0.8

0.9

1.1 0.8

1.0

0.9

0.9

0.9

0.9

0.9

0.8

0.9

0.7

0.7

0.9

0.9

0.7

1.9

1.7

1.7

1.3

1.2

1.2

1.1

1.0

0.7

1.0

0.8

0.8

0.4

1.1

1.0

1.3

1.3

1.7

1.4

1.0

1.4

0.9

0.8

0.6

1.0

0.7

1.0

0.9

0.7

0.7

0.8

0.6

0.6

0.6

0.6

0.6

0.7

0.9

0.5

0.5

0.5

0.8

0.6

0.7

0.7

0.7

0.8

0.7

1.0

1.3

1.5

1.6

1.4

1.3

1.1

1.1

0.9

0.8

0.8

0.7

0.7

0.7

0.8

0.8

0.7

0.7

0.7

0.8

1.0

1.2

1.4

1.6

1.7

1.9

2.0

2.1

2.1

2.0

1.6

1.5

1.0

1.0

1.2

1.0

0.8

0.9

0.7

0.7

0.8

0.6

0.7

0.8

0.9

0.7

1.1

1.1

1.3

1.2

1.6

1.4

1.6

1.8

1.8

1.8

2.0

1.8

1.7

1.5

1.7

1.6

1.3

1.4

1.1

1.1

1.0

0.8

1.0 0.9

1.1

1.2

1.7

1.3

1.9

1.9

1.9

1.9

2.1

1.8

2.1

1.9 1.6

1.5

1.7

2.0

2.1

1.9

2.0

1.8

1.9

1.6

1.6

1.8

1.6 1.4

1.6

2.0

1.9

2.3

2.3

2.1

1.9

1.8

1.9

1.8

1.4

1.4

1.2

1.2

1.1

1.3

1.3

1.3

2.5

4.1

4.7

4.3

4.6

4.0

3.2 4.2

4.2

4.3

5.1

5.6

6.1

5.8

5.1

4.0

2.4

0.8

0.8

0.7 0.9

0.9

5.7

6.3

6.5

7.0

7.1

6.7

6.1

5.5

0.5

0.5

0.5

3.4

5.4

5.5

5.7

6.3

6.8

7.3

7.6

8.0

7.7

7.4

6.5

2.6

1.0

1.1

2.6

2.6

2.7

4.7

6.4

8.1

8.6

8.7

8.3

7.5

6.9

6.2

5.9

6.2

6.4

6.8

6.9

7.5

8.6

9.1

8.9

8.5

7.1

3.5

1.7

1.3 1.6

1.9

2.7

5.2

8.1

9.0

9.2

9.0

8.1

7.6

7.1

6.8

6.6 6.8

6.8

7.0

7.4

7.8

8.3

8.8

9.0

9.3

8.4

6.1

4.2

3.0

3.4

4.2

5.1

6.8

8.5

8.9

8.9

8.5

8.2

8.0

7.6

7.7

7.0

P L

A N

E O

F M

E A

N L

O W

W A

T E

R

I S

.3

F E

E T

B E

L O

W N

A V

D

P L

A N

E O

F M

E A

N L

O W

W A

T E

R

I S

.5

F E

E T

B E

L O

W N

A V

D

N 226,000

N 227,000

N 224,000

N 224,000

N 225,000

7.1

7.4

7.7

7.7

8.0

8.5

8.4

8.5

9.0

8.1

6.6

5.4

4.8

7.1

7.4

7.7

7.7

8.0

8.5

8.4

8.5

9.0

8.1

6.6

5.4

4.8

-6

-6

-6-6

-6

-6

6 -6

-6

-6

-6

-6

-6 -6

-6

-6 -6

-6-6

-6

-6

M A

T C

H T

O S

H E

E T

D e s c ri p ti o n

D a te

A p p r.

D a te

P lo t d a te

P lo t b y

S c a le

S o li c it ia ti o n n o

C o n tr a c t n o

A p p r.

D a te

D e s c ri p ti o n

M a rk

M a rk

A

IN

T

E N

A N

C E

D R

E D

G

IN

G N

E W

Y O

R K

D

IS

T R

IC

T

N E

W Y

O R

K N

Y

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

R S

D R

A W

N B

Y

C H

E C

K E

D B

Y

D E

S

IG

N E

D B

Y

R E

V

IE

W E

D B

Y

S U

F F

O L

K C

O U

N T

Y N

E W

Y O

R K

L O

N G

I S

L A

N D

I N

T R

A C

O A

S T

A L

W A

T E

R W

A Y

E P

A R

R A

E P

A R

R A

W D

S -1

-B

-0 X

X

E P

A R

R A

J U

L Y

J U

L Y

DEPARTMENT OF THE ARMY

NEW YORK, NEW YORK 10278

NEW YORK DISTRICT

CORPS OF ENGINEERS

OPERATIONS DIVISION

SURVEY SECTION

CENAN-OP-S APPROVED:

APPROVED:

CHIEF OF SURVEY

APPROVED:

APPROVED:

FIELD CARTOGRAPHER

LEAD CARTOGRAPHER

CIVIL ENGINEERING TECHNICIAN

SCALE: DATES OF SURVEY:

FIELD BOOKS:

ONE INCH = 100 FEET

DATE:

M. FORTE

F. POSTIGLIONE

REQUEST NO.: 3404A

J. MRAZ

21 JULY 2009

S. RYSHKEWITCH

13-15 JULY 2009

FILE NO.: 217

NOTES:

COORDINATES REFER TO THE LONG ISLAND LAMBERT SYSTEM (NAD83).

SOUNDINGS REFER TO THE U.S. ARMY CORPS OF ENGINEERS MEAN LOW

WATER DATUM. THE MEAN LOW WATER DATUM BELOW NAVD 1988 IS:

1.3 FEET FROM MILE 0.0 TO MILE 15.2 (PATCHOGUE TO TUTHILL PT.)

1.5 FEET FROM MILE 15.2 TO MILE 22.7 (TUTHILL PT. TO QUANTUCK BAY)

1.3 FEET FROM MILE 22.7 TO MILE 29.9 (QUANTUCK BAY TO SHINNECOCK BAY)

1.2 FEET FROM MILE 29.9 TO MILE 33.6 (SHINNECOCK BAY TO SHINNECOCK CANAL)

THE PLANE OF C.O.E. MEAN LOW WATER IS AS SHOWN FEET BELOW NAVD 1988.

THE INFORMATION DEPICTED ON THIS MAP REPRESENTS THE RESULTS OF

SURVEYS MADE ON THE DATES INDICATED AND CAN ONLY BE CONSIDERED

THE GENERAL CONDITION EXISTING AT THAT TIME.

THE SOUNDING DATA DEPICTED ON THIS MAP WAS COLLECTED USING SURVEY STANDARDS

IN ACCORDANCE WITH EM 1110-2-1003.

CONTROL DATA

ELEVATION: 4.86’ (NAVD 1988)

BENCHMARK: AA9073 (MORICHES USCG 1994)

US ARMY CORPS

OF ENGINEERS

NEW YORK DISTRICT

TIDAL FLAT LOCATION TAKEN FROM COAST

CHART 12352 DATED MARCH 2006

Sheet

NOT TO SCALE

ALLOWABLE OVERDEPTH 2 FT

SLOPE 1:3

CHANNEL LINE

EXISTING BOTTOM

100 ft

6’ MLW

8’ MLW

0’ MLW

SLOPE 1:3

CHANNEL LINE

2’ MLW

1’ MLW

REQUIRED DEPTH 6 FT.

THE DATA ON THIS MAP IS REPRESENTATIVE OF A LARGER DATA SET.

LEGEND

A

AREA TO BE DREDGED

TYPICAL CROSS SECTION A - A (6’+ 2’MLW)

OVERDEPTH DREDGING

REQUIRED DREDGING

C H

IE

F

T

E C

H N

IC

A

L S

U P

P O

R T

S E

C T

IO

N

R E

C O

M M

E N

D E

D B

Y

C H

IE

F

O

P E

R A

T

IO

N S

S U

P P

O R

T B

R A

N C

H

A P

P R

O V

E D

B Y

R

A N

D A

L L

G

H

IN

T Z

G E

R L

Y N

T

P E

R L

A S

C H

A N

N E

L S

O U

N D

IN

M

IC

H

A L

O W

S K

I

S M

IC

H

A L

O W

S K

I

5.7

5.6

5.5

6.1

6.1

6.0

5.8

3.9

3.6

3.0

4.6

5.1

6.0

6.1

5.9

6.0

5.8

5.8

6.1

6.2

5.9

6.1

6.8

6.7

6.9

6.7

6.9

6.5

6.3

6.9

6.0

5.5

4.6

4.3

5.0

4.9

5.1

5.8

6.7

6.9

7.0

7.2

7.3

7.2

7.2

OPTION

CORPS OF ENGINEERS

CONTROL DATA

M A

T C

H T

O S

H E

E T

2 MATCH TO SHEET 4

BENCHMARK: AA9073 (MORICHES USCG 1994)

ELEVATION: 4.86’ (NAVD 1988)

8.9

8.9

8.5

8.0

7.7

6.7

6.2

5.4

4.7

4.6

4.3

4.2

4.0

2.6

3.3

3.3

3.7

4.2

4.2

4.8

5.6

6.5

7.4

8.1

8.5

9.1

8.9 9.2

8.9

8.6

7.6

6.7

5.8

4.9

4.6

4.2

3.4

3.1

2.5

1.6

1.4

1.0

1.0

1.0

1.0

1.2

1.4

2.1

3.1

4.0

4.4

5.1

6.0

7.0

8.2

9.1

9.2

9.0

8.1

6.7

5.4

4.3

2.8

1.9

1.2

1.3

1.2

1.1

0.9

0.8

0.7

0.7

1.0

1.0

1.7

1.1

1.1

1.8

3.7

5.5

7.3

8.5

8.4

8.5

8.2

5.5

2.5

1.4

1.4

1.2

1.2

1.0

1.1

0.9

0.9

0.7

0.8

0.8

0.7

0.9

0.9

0.9

1.0

1.1

1.2

1.2

1.9

5.0

7.0

7.8 6.8

6.6

6.0

5.0

4.2

1.6

1.2

1.0

0.9

0.9

0.8

0.7

0.7

0.2

0.7

0.6

0.8

0.8

1.0

1.6

3.5

4.2

4.6

5.0

5.3

5.7

5.6

5.8

5.1

5.0

5.1

4.8

4.8

4.8

4.6

4.6

4.3

2.9

0.9

1.0

0.8

0.7 0.8

1.0

1.2

2.5

4.5

5.0

5.2

4.9

5.0

4.7

4.8

5.0

5.0

4.5

4.5

4.1

4.1

4.5

4.3

4.5

5.0

5.0

5.0

4.1

2.0

1.9 2.2

2.3

3.8

5.5

5.2

5.3

5.3

4.9

4.5

4.5

4.2

4.2 4.0

4.2

4.5

4.6

5.2

5.8

5.8

5.5

5.4

5.2

4.8

3.4

2.4

2.5

2.4

2.8

4.2

5.5

5.8

5.9

5.8

6.0

5.5

4.8

4.5

4.2

3.9

4.1

4.4

5.3

5.6

6.1

6.1

5.8

5.7

5.7

5.3

4.1

2.6

2.5

11.5

11.6

11.8

12.2

12.2

12.1

12.1

11.2

10.6

9.7

8.8

8.2

7.7

8.8

9.1

9.1

9.5

10.0

10.7

11.2

11.7

11.7

11.9

11.6

11.6

11.5

10.8

11.2

11.4

11.7

11.5

11.7

11.4

11.1

10.3

9.4

8.7

8.7

8.7

8.5 7.6

7.9

8.0

8.0

8.2

8.6

9.4

10.2

10.4

10.5

10.8

10.9

10.9

10.2

10.6

10.5

10.7

10.1

9.7

9.3

8.9

8.3

8.0

7.5

7.1

6.8

6.8

6.9

7.5

7.5

8.3

8.5

9.2

10.1

10.1

10.8

10.7

11.0

10.8

10.3

11.2

11.6

11.6

11.2

10.7

10.4

9.8

9.1

8.7

7.7

7.0

6.8

6.7

7.2

7.9

8.9

9.9

10.3

11.1

11.6

11.7

12.1

11.9

11.6

10.8

10.1

11.1

11.6

12.2

12.3

12.5

12.5

12.1

11.4

11.0

10.2

9.8

8.8

9.5

10.4

10.8

11.0

12.4

12.5

13.0

13.2

13.2

12.1

12.4

11.4

11.0

10.9

10.0

12.3

12.1

13.4

12.8

14.0

13.4

13.5

13.4

11.9

11.4

10.7 11.1

12.6

13.5

13.7

12.7

14.2

14.8

12.6

13.7

11.3

12.9

10.7

10.5

8.1

9.2

8.5

10.5

10.1

11.8

13.3

12.4

13.0

14.8

14.4

13.8

10.5 13.3

13.6

12.4

11.7

12.8

11.8

12.3

10.0

9.8

9.0

8.1

8.2

7.7

6.9

7.2

6.8

7.0

7.7

8.0

7.5

9.2

9.5

10.8

11.6

11.0

13.3 10.2

9.2

9.9

8.4

8.6

7.0

6.3

6.1

6.5

7.0

6.5

6.0

5.9

6.2

5.9

5.8

6.6

6.1

5.9

5.9

5.7

6.8

5.9

6.6

8.1

7.8

8.2 7.1

7.4

6.6

5.7

6.1

5.8

6.1

5.8

6.2

5.7

6.0

5.7

6.4

5.9

6.0

6.6

6.1

5.9

5.3

6.2

5.8

5.3

6.1

5.6

5.2

6.7

5.9 5.7

5.1

5.4

5.7

6.3

5.3

5.8

5.6

6.3

5.6

6.0

5.9

6.1

6.2

5.4

5.6

5.7

5.7

5.8

6.3

5.9

6.6

6.2

6.6

6.4

6.4

6.3

6.0

5.9

6.1

6.3

6.4

6.3

6.4

6.0

6.5

5.9

5.5

5.3

6.4

5.7 6.1

6.8

6.7

5.8

6.0

6.4

6.8

6.4

6.5

6.2

5.9

5.8

5.4

5.4

5.3

5.5

5.7

6.2

6.4

6.5

6.2

6.3

6.6

6.7

6.2

6.1

6.5 6.2

6.1

6.1

6.1

6.4

6.4

6.5

6.5

6.8

6.5

6.3

5.9

5.7

5.4 5.0

5.3

5.4

6.0

6.3

6.5

6.4

6.3

6.4

6.5

6.2

6.5

6.2

6.4

6.5

6.4

6.6

6.7

6.7

6.1

5.9

5.9

6.0

5.6

5.5

5.5 4.5

4.7

4.9

4.9

5.3

5.7

5.4

5.8

6.1

6.0

6.1

6.3

6.5 6.1

5.9

5.8

5.6

5.4

5.7

5.5

5.4

5.4

5.0

4.6

4.5

4.1

3.4 2.8

3.3

3.6

4.1

4.5

4.9

5.0

4.9

4.7

5.1

5.2

5.5

5.8

5.7

5.2

4.9

4.6

4.2

4.1

3.9

3.9

3.9

3.8

3.4

3.1

2.3

1.4

0.4

0.0

0.6

0.6

0.6

1.0

1.1

1.6

1.7

1.3

1.6

2.3

2.9

3.0

3.0

3.0

2.3

2.1

1.4

1.5

2.0

2.1

1.8

2.0

2.0

2.3

2.4

2.3

2.3

1.6

1.7

2.2

2.6

2.7

2.7

2.6

2.4

2.5

2.1

2.4

2.3

2.0

1.9

2.2

1.7 1.3

1.8

1.9

2.2

2.2

2.4

2.3

2.1

3.1

3.3

3.4

3.1

3.0 3.5

3.6

3.5

3.7

3.0

3.1

2.8

2.8

2.6

2.4

1.8

1.5

2.0

2.3

2.4

2.5

2.5

2.1

2.2

3.5

3.0

4.0

3.6

3.5

3.7

3.9

3.0

3.3

3.1

3.0

2.9

2.8

2.7

2.4

2.6

2.4

2.2 2.1

2.3

2.5

1.7

2.1

2.5

2.7

2.7

2.9

2.8

3.1

3.0

3.5

3.5 3.5

3.2

3.3

3.5

3.2

3.1

2.9

2.7

2.6

2.3

2.0

2.0

1.6

1.6 1.8

1.5

1.9

1.7

2.2

2.6

3.3

2.1

2.3

2.6

2.8

3.3

3.3

3.7 3.0

3.2

2.7

2.1

2.3

2.3

2.8

2.7

2.4

2.5

2.4

2.2

1.8

2.5

2.3

1.8

2.4

1.4

1.3

2.0

2.7

2.5

2.9

3.4

3.0

3.8

3.2 2.4

2.9

2.9

3.0

3.1

3.6

3.1

2.2

2.0

0.9

1.5

2.1

2.2

2.4

2.5

2.7

3.1

3.3

3.7

4.3

4.7

4.9

4.8

4.4

3.9 3.4

3.6

4.1

4.1

4.8

5.3

5.1

4.9

4.7

4.3

3.7

3.2

3.0

2.5 3.1

3.7

4.1

4.1

4.3

4.6

4.9

5.3

5.2

5.2

4.8

4.3

4.7

5.2

5.3

5.3

5.4

5.7

5.6

5.4

4.7

4.4

4.5

4.2

4.6

5.1

5.1

5.1

5.0

5.4

5.4

5.2

6.0

5.7

5.9

5.8

6.8

6.8

6.7

5.9

5.9

5.5

5.6

5.8

5.5

5.6

5.5

5.7

5.6 5.0

5.5

5.7

5.9

6.0

6.1

6.1

5.7

6.0

6.4

7.0

7.2

7.4

7.8

6.9

6.8

6.5

6.3

6.5

6.8

6.3

6.3

6.0

5.4

4.2

3.9

3.8

4.7

5.3

6.0

6.2

6.6

7.0

6.6

6.6

6.7

7.3

8.0

8.1 8.8

8.3

7.8

7.4

7.2

7.7

7.0

6.7

6.2

5.4

4.6

4.3

4.4

4.0

4.3

4.4

4.7

4.6

5.3

5.9

6.5

7.4

7.6

8.2

8.2

8.9

8.8

N 228,000

229,000

229,000

N 228,000

227,000

-6

-6

-6

-6

-6

-6

-6

-6-6

-6

-6

-6

-6 -6

-6

-6

-6

-6

-6

-6

-6

-6 -6

-6

-6

DEPARTMENT OF THE ARMY

NEW YORK, NEW YORK 10278

NEW YORK DISTRICT

CORPS OF ENGINEERS

OPERATIONS DIVISION

SURVEY SECTION

CENAN-OP-S APPROVED:

APPROVED:

CHIEF OF SURVEY

APPROVED:

APPROVED:

FIELD CARTOGRAPHER

LEAD CARTOGRAPHER

CIVIL ENGINEERING TECHNICIAN

SCALE: DATES OF SURVEY:

FIELD BOOKS:

ONE INCH = 100 FEET

DATE:

M. FORTE

F. POSTIGLIONE

J. MRAZ

21 JULY 2009

REQUEST NO.: 3404A

S. RYSHKEWITCH

13-15 JULY 2009

FILE NO.: 217

NOTES:

THE INFORMATION DEPICTED ON THIS MAP REPRESENTS THE RESULTS OF

SURVEYS MADE ON THE DATES INDICATED AND CAN ONLY BE CONSIDERED

AS INDICATING THE GENERAL CONDITION EXISTING AT THAT TIME.

THE DATA ON THIS MAP IS REPRESENTATIVE OF A LARGER DATA SET.

COORDINATES REFER TO THE LONG ISLAND LAMBERT SYSTEM (NAD83).

THE SOUNDING DATA DEPICTED ON THIS MAP WAS COLLECTED USING SURVEY STANDARDS

IN ACCORDANCE WITH EM 1110-2-1003.

SOUNDINGS REFER TO THE U.S. ARMY CORPS OF ENGINEERS MEAN LOW

WATER DATUM. THE MEAN LOW WATER DATUM BELOW NAVD 1988 IS:

1.3 FEET FROM MILE 0.0 TO MILE 15.2 (PATCHOGUE TO TUTHILL PT.)

1.5 FEET FROM MILE 15.2 TO MILE 22.7 (TUTHILL PT. TO QUANTUCK BAY)

1.3 FEET FROM MILE 22.7 TO MILE 29.9 (QUANTUCK BAY TO SHINNECOCK BAY)

1.2 FEET FROM MILE 29.9 TO MILE 33.6 (SHINNECOCK BAY TO SHINNECOCK CANAL)

THE PLANE OF C.O.E. MEAN LOW WATER IS AS SHOWN FEET BELOW NAVD 1988.

s c ri p ti o n

D a te

A p p r.

D a te

P lo t d a te

P lo t b y

S c a le

S o li c it ia ti o n n o

C o n tr a c t n o

A p p r.

D a te

D e s c ri p ti o n

M a rk

M a rk

A

IN

T

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A N

C E

D R

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G

IN

G N

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Y O

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D

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T R

IC

T

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W Y

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IN

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R S

D R

A W

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C H

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D B

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D B

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W E

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F F

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L O

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A L

W A

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R W

A Y

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A R

R A

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A R

R A

W D

S -1

-B

-0 X

X

E P

A R

R A

J U

L Y

J U

L Y

Sheet

ALLOWABLE OVERDEPTH 2 FT

SLOPE 1:3

EXISTING BOTTOM

100 ft

6’ MLW

8’ MLW

0’ MLW

SLOPE 1:3

CHANNEL LINE

2’ MLW

1’ MLW

REQUIRED DEPTH 6 FT.

LEGEND

3’ MLW

C H

IE

F

T

E C

H N

IC

A

L S

U P

P O

R T

S E

C T

IO

N

R E

C O

M M

E N

D E

D B

Y

C H

IE

F

O

P E

R A

T

IO

N S

S U

P P

O R

T B

R A

N C

H

A P

P R

O V

E D

B Y

R

A N

D A

L L

G

H

IN

T Z

G E

R L

Y N

T

P E

R L

A S

S M

IC

H

A L

O W

S K

I

S

M

IC

H A

L O

W S

K I

US ARMY CORPS

OF ENGINEERS

NEW YORK DISTRICT

NOT TO SCALE

TYPICAL CROSS SECTION A - A (6’+ 2’MLW)

OVERDEPTH DREDGING

REQUIRED DREDGING

AREA TO BE DREDGED

C H

A N

N E

L S

O U

N D

IN

BASIC WORK

01 - Index - LIIW.pdf
01 - Index - LIIW
02 - General Location- LIIW
02 - General Location- LIIW
03 - Channel - LIIW
03 - Channel - LIIW
04 - Channel - LIIW
04 - Channel - LIIW

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