A21_-_CNI01-W.PDF

PDF 2 MB Posted Nov 1, 2019

Attached to: South Atlantic Regional Harbor Dredging Federal contract opportunity
Solicitation number: W912PM19B0007
Issued by: Department of the Army Corps of Engineers Engineering District Wilmington

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A21 - CNI01-W

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Other files attached to South Atlantic Regional Harbor Dredging, newest first.
File	Type	Posted
B1 - Bid Attendance Sheet.pdf	PDF	Nov 26, 2019
B1 - IFB Abstract_19B0007.pdf	PDF	Nov 26, 2019
A21 - 19B0007_Amendment 4_CC.PDF	PDF	Nov 15, 2019
A21 - 19B0007_Amendment 4.pdf	PDF	Nov 15, 2019
A21 - wil_bh3_2019-10-24cs_swart_all.txt	TXT text file	Nov 14, 2019
A21 - CNI01-W.PDF	PDF	Nov 13, 2019
A21 - W912PM19B0007_Amendment 3.pdf	PDF	Nov 13, 2019
A21_-_W912PM19B0007_Amendment_0002.pdf	PDF	Nov 5, 2019
A21_-_W912PM19B0007_Amendment_1.pdf	PDF	Nov 1, 2019
A21_-WH_RHDC_FY20_Reference_A21_-_Drawings_24Oct2019_amend1.pdf	PDF	Nov 1, 2019
A21_-_RTA_RHDC_SPECS.pdf	PDF	Oct 22, 2019
A21_-_RHDC_FY20__Plans_18Oct2019.pdf	PDF	Oct 22, 2019

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AREA TO BE DREDGED

SOUNDINGS

NAVIGATION AIDS

LEGEND

SOUNDINGS

NAVIGATION AIDS

-44-44

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A M

D T

R E

E D N

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C T

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120+00120+00

SCALE IN FEET

0500 500400 300 200 100

SCALE: 1:3000

SCALE IN FEET

0500 500400 300 200 100

SCALE: 1:3000

S T

O S

T A

R E

A C

B A

L D

H E

A D S

H O

A L C

H A

N N

E L

CN101-W

"10"

N 39,419.7

E 2,295,580.0

"9"

N 39,419.7

E 2,295,580.0

N 39,097.5

E 2,296,427.6

STA. 158+45.05

"6"

STA. 158+45.05

N 32,517.1

E 2,294,094.0

N 32,400.9

E 2,294,580.3

N 25,567.9

E 2,292,390.7

N 25,448.9

E 2,292,876.2

DETAILS SEE SHEET CN103-W.

MATERIAL DISPOSAL SITE (ODMDS). FOR LOCATION OF PLACEMENT AREA SEE SHEET GI01-W AND FOR

THE GOVERNMENT FURNISHED PLACEMENT AREA FOR DREDGED MATERIAL IS THE OCEAN DREDGED

COMPLETION OF MAINTENANCE DREDGING WORK BY CONTRACT DREDGE.

REFERENCE DRAWINGS R-1 & R-2 FOR AFTER DREDGING SURVEYS TAKEN IN APRIL 2019 FOLLOWING

SHALL DOCUMENT THE LOCATION AND ELEVATION IN THE DAILY REPORT OF OPERATIONS. SEE

OF HARD MATERIAL IS NOT REQUIRED. IF HARD MATERIAL IS ENCOUNTERED, THE CONTRACTOR

IT FROM BEING REMOVED BY HOPPER DREDGING OPERATIONS UNDER THIS CONTRACT. REMOVAL

MATERIAL. HARD MATERAL IS ANY MATERIAL HAVING STRENGTH PROPERTIES WHICH PREVENTS

-44 FT. MLLW FROM STATIONS 160+00 TO 195+00 AND DID NOT SUCCESSFULLY REMOVE THIS

PREVIOUS CONTRACTORS USING HOPPER DREDGES ENCOUNTERED HARD MATERIAL BELOW

CHANNEL PRISM LINE

CENTERLINE

CHANNEL PRISM LINE

CENTERLINE

CHANNEL PRISM LINE

"7"

CENTERLINE OFFSETCENTERLINE OFFSET

-2 9.

CONTOUR

M A

T C

H L

E S

T A

M A

T C

H L

E S

T A

-2 9.

CONTOUR

M A

T C

H L

E S

T A

M A

T C

H L

E S

T A

W H R

H D

C R e a c h -F

Y .d g n

"8"

-44

-4

-44

GENERAL CONDITIONS EXISTING AT THAT TIME.

MADE ON THE DATES INDICATED AND CAN ONLY BE CONSIDERED AS INDICATING THE

THE INFORMATION DEPICTED ON THIS MAP REPRESENTS THE RESULT OF SURVEYS

HORIZONTAL DATUM NAD 1983. VERTICAL DATUM MEAN LOWER LOW WATER (MLLW).

TIDE GAGE LOCATED AT: SOUTHPORT

RTK GPS HORIZONTAL POSITIONING EQUIPMENT AND 28 KHZ SOUNDING EQUIPMENT.

PROJECT SURVEYED 26-27 JUNE 2019 WITH DISTRICT SURVEY VESSEL "SWART", USING

MEAN LOWER LOW WATER (MLLW) RELATIVE TO THE 1983-2001 TIDAL EPOCH.

SOUNDINGS ARE EXPRESSED IN FEET AND TENTHS AND REFER TO NOAA's REPORTED

31,249

33,876

27,3452,293,432

2,293,729

39,395

2,295,080

2,295,436

2,296,523 39,088

DESCRIPTION EASTING NORTHING

REACH 2

130+00130+00

200+00200+00

NAVIGATION AIDS LOCATED BY SURVEY VESSEL, ACCURACY +/- 3 METERS.

NOTES

GRN LT.BUOY 7

RED LT.BUOY 6

RED LT.BUOY 8

GRN LT.BUOY 9

RED LT.BUOY 10

O C

T O

B E

M.L.L.W.

REQUIRED DEPTH

VARIES

TYPICAL DREDGING SECTION

NOT TO SCALE

(TYP)

E N

A M

D R

A W

G C

O D

D R

A W

N B

D E

N E

D B

D E

S C

M A

R K

S U

B M

T E

D B

D A

T E

C H

E C

K E

D B

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

G T

O N

N O

R T

H C

A R

O L

A R

G T

O N A

V E

N U

E W

G T

O N D

T R

T U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

C R

E E

C H

S A

V A

N N

A H

G E

O R

O G

L E

T H

O R

P E A

V E

N U

E S

A V

A N

N A

H D

T R

T U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

C H

E L L

H A

R G

R O

V E

M A

N N

G E

O R

N D N

O R

T H C

A R

O L

A R

E G

N A

L H

A R

B O

R D

R E

D G

G C

O N

T R

A C

T S

O U

T H A

T L

A N

N M

T E

N A

N C

E D

R E

D G

W H

-0

-1

U E D

A T

S O

A T

N N

W P

C O

N T

R A

C T N

LINE (TYP)

CHANNEL PRISM

OVERDEPTH

2' ALLOWABLE

CENTERLINE OFFSETCENTERLINE OFFSET

110+00 100+00140+00150+00 110+00 100+00140+00150+00

160+00170+00180+00190+00210+00220+00230+00 160+00170+00180+00190+00210+00220+00230+00

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