Solicitation_W9127N-16-B-0006_Plans.pdf

PDF 9 MB Posted May 2, 2016

Attached to: Oregon Coast Clamshell Maintenance Dredging 2016 Federal contract opportunity
Solicitation number: W9127N-16-B-0006
Issued by: Department of the Army Corps of Engineers Engineering District Portland

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Solicitation W9127N-16-B-0006 Plans

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Other files attached to Oregon Coast Clamshell Maintenance Dredging 2016, newest first.
File	Type	Posted
Bid_Abstract_16-B-0006.pdf	PDF	Jun 2, 2016
Amd_0003_W9127N-16-B-0006.pdf	PDF	May 25, 2016
Amd_0002_W9127N-16-B-0006.pdf	PDF	May 23, 2016
Amd_0001_W9127N-16-B-0006.pdf	PDF	May 5, 2016
Solicitation_W9127N-16-B-0006_Specs.pdf	PDF	May 2, 2016

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T M

S U

B M

T E

D B

M A

T E

N A

N C

E D

R E

D G

N -1

-B -0

OCC-IND-000

OCC-BB1-000

OCC-IND-000

O C

C -I

N D -0

G N

COLUMBIA

RIVER

L A

M E

T T

E R

-A

P R -1

OCC-POR-000

T S

K A

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A G E

L L

TABLE OF CONTENTS AND VICINITY MAP

FILE

NUMBERNUMBER

DESCRIPTION

CONTRACT DRAWING INDEX

S N

A K

E R

P A

C E

A N

OREGON

PROJECT

LOCATIONS

PORTLAND

NEVADA

CALIFORNIA

WASHINGTON

C H

W A

T E

R W

A Y

S M

T E

N A

N C

E S

E C

C O

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S O

F E

N G

E E

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A L E

P L

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D A

T E

P L

O T

C H

E C

K E

D B

D E

N E

D B

A W

A R

D D

A T

D R

A W

N B

S O

A T

N N

D E

N F

E N

A M

U S

A R

M Y E

N G

E E

R D

T R

T P

O R

T L

A N

P O

R T

L A

N D

O R

E G

O N

SAFETY IS A PART

OF YOUR CONTRACT

1 3 4 5

21 3 4 5

M A

R K

D E

S C

N D

A T

E A

P P

M A

R K

D E

S C

N D

A T

E A

P P

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

1 3 4 5

21 3 4 5

M A

R K

D E

S C

N D

A T

E A

P P

M A

R K

D E

S C

N D

A T

E A

P P

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

1 3 4 5

21 3 4 5

M A

R K

D E

S C

N D

A T

E A

P P

M A

R K

D E

S C

N D

A T

E A

P P

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

NAME

FILE

DRAWING

IDAHO

BAKER BAY

SKIPANON

PORT ORFORD OCC-SKP-000

T A

B L E O

F C

O N

T E

N T S A

N D V

T Y M

A P

PLANNING LAYOUT DRAWING

PORT ORFORD RM 00+00+00 TO 00+07+50

CHARLESTON

OCC-CHR-000

OREGON COAST CLAMSHELL MAINTENANCE DREDGING 2016

O R

E G

O N C

O A

S T C

L A

M S

H E

L L

X X -X

X -X

DWG 1 OF 6

PLANNING LAYOUT DRAWING

CHARLESTON RM 00+10+00 TO 00+43+00

5OCC-BB2-000

PLANNING LAYOUT DRAWING

SKIPANON RIVER RM 00+20+00 TO 01+25+00

PLANNING LAYOUT DRAWING

BAKER BAY 2 RM 02+20+00 TO 03+00+00

PLANNING LAYOUT DRAWING

BAKER BAY 1 RM 00+19+00 TO 01+47+00

LEAD

1647 K

1647 J

1647 N 1647 G

1647 T

1647 S

415800

415300

414800

N O

R T

G ft

416300

3848000 38485003847000 3847500

EASTING, FT

800 ft ft

416800

1 3 4 5

21 3 4 5

U S

A R

M Y E

N G

E E

R D

T R

T P

O R

T L

A N

C O

R P

S O

F E

N G

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

N E

D B

C H

E C

K E

D B

D R

A W

N B

A W

A R

D D

A T

P L

O T

S C

A L E

S U

B M

T E

D B

C H

W A

T E

R W

A Y

S M

T S

E C

P L

O T

D A

T E

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

D A

T E

A P

P R

M A

R K

X 3,847,000

X 3,848,000

X 3,847,000

X 3,848,000

REFUSAL

DIG TO

ROCK AREA

ANTICIPATED

GAGE

STAFF

REFUSAL

DIG TO

ROCK AREA

ANTICIPATED

FILE

NAME

P O

R T O

R F

O R

T M

F G

STA. 00+00+00

DREDGE AREA #1

DOWNSTREAM LIMIT OF

STA. 00+07+50

DREDGE AREA #2

UPSTREAM LIMIT OF

NAV CHANNEL

PORT ORFORD

THAN 3 FT VERTICAL ACCUMULATION

THE SEABED SHALL BE LESS

MOUNDING OF DREDGE MATERIAL PLACED ON

K A

R L

A G E

L L

3847980.66 416175.52

3847627.30 416379.77

3847597.54 416507.16

3847685.18 416527.64

3848025.70 416253.44

3847706.08 416438.19

3847597.54 416507.16

3847540.66 416750.60

3847628.30 416771.08

3847685.18 416527.64

D E

N F

E N

A M

THE EXISTING PROJECT

Provides for a turning basin 16 feet deep, 90 feet wide and 750 feet long.

SAMPLE PLACEMENT PLAN: PORT ORFORD

LEGEND

Primary Control Point Coordinated Survey Points Uncoordinated Survey Points Dredging Ranges

Flow Arrows Harbor Lines State Boundary

Aids to Navigation

Lighthouses Lights Lighted Ranges Lighted Buoys Unlighted Buoys Daybeacons Seasonal Lights and Lighted Dredging Ranges

Benchmarks Gages Staff Recording

Front Rear

Straight Tidal River Mileage from Mouth 10

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, FLOW

Sunken Vessel

SCALE IN FEET

X COORDINATE Y COORDINATE

COORDINATES

NEAR SHORE PLACEMENT

3847775.22 414963.49

3847718.09 415761.45

3848516.05

3848573.16 415020.60

OF YOUR CONTRACT

SAFETY IS A PART

50' 50' 100' 150' 200'

STA. 00+03+88

R M

ON PRE+DREDGE SURVEY DATA.

ACTUAL DEPTHS TO BE DETERMINED BASED

-18 ft. MLLW

-20 ft. MLLW20

45' 45'

-18 ft. MLLW CONTOUR

-20 ft. MLLW CONTOUR

N.T.S.

TYPICAL SECTION A+A

ON PRE+DREDGE SURVEY DATA.

ACTUAL DEPTHS TO BE DETERMINED BASED

-18 ft. MLLW

-20 ft. MLLW20

40' 45'

FACE

DOCK

N.T.S.

TYPICAL SECTION B+B

REQUIRED DREDGING DEPTH

MAXIMUM PAY DEPTH

STA: 00+01+50

CROSS SECTION A - A

REQUIRED DREDGING DEPTH

STA: 00+05+50

CROSS SECTION B - B

SEE SECTION 01 2

2 00.82

FOR DETAILS

POTENTIAL LEAD LINE SOUNDING LOCATION

PLACEMENT AREA

NEAR SHORE

OCC-POR-000

X X -X

O C

C -P

O R -0

G N

N -1

-B -0

01-SEP-2015

SURVEY DATE

PLACEMENT SITE

11-MAY-2015

SURVEY DATE

DREDGE AREA

STAFF GAGE: Northing: 416427 Easting: 3847618

Reference is Navigation Chart No. 18589 2009 Aerial Photography data source: U.S.D.A., Service Center Agencies the general condition existing at that time.

conductedon the date indicated and can only be considered to represent The information depicted on this map represents the results of a survey une 1968.

Hydraulics Committee, Pacific Northwest River Basins Commission, J River mileage conforms to the River Mile Index of the Hydrology and

Vertical Datum (NAVD 88).

Low Water 1983-2001. MLLW is 0.49 feet below the North American Soundings are shown in feet and indicate depths below Mean Lower Vertical Datum:

U.S. Survey Feet.

Coordinate System (SPCS), Oregon South Zone. Distance units in North American Datum of 1983 (NAD83), projected to the State Plane Horizontal Coordinate System:

NOTES:

SEE DISPOSAL PLAN FOR ADDITIONAL DETAILS

M A

T E

N A

N C

E D

R E

D G

O R

E G

O N C

O A

S T C

L A

M S

H E

L L

T S

G S

O L

A T

N N

-A

P R -1

DREDGE AREA #1 COORDINATES DREDGE AREA #2 COORDINATES

X COORDINATE Y COORDINATE X COORDINATE Y COORDINATE

DWG 2 OF 6

+9 +8+7+7

+2 +2

+4+3

+4+4

+4 +5

+6 +5 +5

+6 +7

+5+5+5+4

+4 +4

181918181817171615131313161514 7 3 3 3 3 4 6 3 1

18181717171716151413 9 121311 7 3 3 2 2 1 1 1 1 1 1 1 1

18171716171616151410 4 4 5 4 3 2 2 2 2 2 2 1 1 1 1 0 +0

17171717171616151410 4 3 2 2 2 2 2 2 2 2 1 1 1 1 0 0 +0

171717161616151413 6 4 3 3 3 2 2 2 2 2 1 1 1 1 0 0 +0+1+1

1312111111 8 6 5 5 4 4 3 3 3 3 2 2 1 1 1 1 0 0 0 0 +0

8 7 7 6 6 6 5 5 5 5 4 4 4 3 3 2 2 2 1 1 1 1 0 0 0

7 6 6 6 6 6 6 5 5 5 5 4 4 4 4 4 3 3 2 2 1 1 1 0

+0+0+1

6 6 6 6 6 6 6 6 6 5 5 4 4 3 3 2 2 2 1 1 1 1 0 0+0

7 7 7 7 7 6 6 6 5 5 5 5 4 3 3 2 2 2 2 1 1 1 0 +0 0

28272727272727272828

6 6 5 5 5 4 4 4 3 3 2

+0+0+0

27272727272727272727282726

101010 9 9 9 8 8 8

4 4 3 3 2 2

27272726262626262625252525252524

1313121211111010 9 9 9 9

6 5 5 4 4 3 3 2 2 2 2 2 1 1 0 0 0 +0

2727272727272727272626262626262625252424242323222222

181817171615151414131312111110101010 9 9 8 8 8 6 6 6 5 5 5 4 4 4 3 3 3 2 2 2 1 1 1 1 1 1

2727272728272727272626252524242424242424242323232222222120201919

151514141313121211111010 9 9 8 8 7 7 7 6 6 5 5 4 4 4 3 3 2 2 2 2 2 1 1 1 1 1 3 2 2 1

22222222222222212121201919181817171616151514141313121211111010 9 8 8 7 7 6 6 6 5 5 4 4 4 3 3 3 3 4 4 3 3 3 3 3 3 2 2 2 1

I J

415818.58

PLACEMENT SITE IT 1210.7ft

BETWEEN DREDGE AREA AND

CENTROID TO CENTROID DISTANCE

STA. 00+05+00

DREDGE AREA #2

DOWNSTREAM LIMIT OF

DREDGE AREA #1

UPSTREAM LIMIT OF

DOCK FACE MAXIMUM DEPTH -16 ft. MLLW

MAXIMUM DREDGING / PAY DEPTH

***VERTICAL FACE***

MAXIMUM DREDGING / PAY DEPTH -16 ft

***NOTE ON DREDGING DEPTHS AT DOCK FACE***

S O

A T

N L

A Y

O U

T D

R A

E N

O F

F E D

E R

A L

P R

C T

17 FOOT PROJECT 16 FOOT PROJECT

FLOOD

EBB

Rear, E Int R Coos Bay Range A

Coos Bay Channel 7 Fl G

Qk Fl R Coos Bay Inside Front

Fl R Coos Bay Entrance Front Qk

E Int R Coos Bay Inside Rear

E Int R Coos Bay Entrance Rear

"2"

"6"

"5"

52+80

MAIN CHANNEL

VERT CL 22 FT

HORIZ CL 80 FT

DOUBLE BASCULE

TIDAL 9 1970

GAGE

STAFF

Primary Control Point

Aids to Navigation

Lighthouses

Lights

Lighted Ranges

Lighted Buoys

Benchmarks

Gages Staff Recording

Front Rear

Straight Tidal

FLOOD

EBB

Port

Rear

Port

Fixed

Front

Junction

Starboard 43

Flashing, FLOW

Coordinated Survey Points

Uncoordinated Survey Points

Dredging Ranges

Flow Arrows

Harbor Lines

State Boundary

Aids to Navigation

Lighthouses

Lights

Lighted Ranges

Lighted Buoys

Unlighted Buoys

Daybeacons

Seasonal Lights and Lighted Dredging Ranges

Staff Recording

Front Rear

Straight Tidal

River Mileage from Mouth

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, FLOW

DREDGING NOTE:

50' INSIDE CUT AREA

SEVERE SHOALING AREA

100' OUTSIDE CUT AREA

HAND SOUNDING BOUNDARY +

1 3 4 5

21 3 4 5

U S

A R

M Y E

N G

E E

R D

T R

T P

O R

T L

A N

C O

R P

S O

F E

N G

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

N E

D B

C H

E C

K E

D B

D R

A W

N B

A W

A R

D D

A T

P L

O T

S C

A L E

D E

N F

E N

A M

S U

B M

T E

D B

C H

W A

T E

R W

A Y

S M

T S

E C

P L

O T

D A

T E

R M

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

D A

T E

A P

P R

M A

R K

200' 200' 400' 600' 800'

100' 100' 200' 300' 400' main channel at river mile 2.0 up South Slough for the first 3200 feet, and thence 16 feet deep up the highway bridge.

THE EXISTING PROJECT

Provides for a channel 17 feet deep and 150 feet wide from deep water in the

Reference is Navigation Chart No. 18587.

The project depth curve is shown thus:

The MLLW plane is shown thus:

general condition 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 results of surveys

Elevations are shown thus: +2, indicating height in feet above MLLW.

Coordinates are based on the Lambert Projection for Oregon, South Zone (NAD 83), Control is by USACE and NOS+C&GS and OSHD.

NOTES

U.S. Survey Feet.

Soundings are shown in feet and indicate depths below MLLW.

Geodetic Vertical Datum at Charleston, 1947 adjustment.)

Datum is Mean Lower Low Water. (MLLW is 4.22 feet below National

LEGEND

650877.09

642815.28

648800.00

655380.79

SCALE IN FEET

X COORDINATE

3905937.72

3906147.50

3905862.18

3905676.30

3905429.89 635212.08

635169.84

636254.25

637918.72

638438.71

Y COORDINATE

X COORDINATE Y COORDINATE

M 3905752.25

X COORDINATE Y COORDINATE

638363.88

SCALE IN FEET

X COORDINATE Y COORDINATE

X 3,9 04,00

X 3,9 06,00

X 3,9 04,00

ACCESS CHANNEL

CHARLESTON BOAT BASIN

OF YOUR CONTRACT

SAFETY IS A PART

M A

T E

N A

N C

E D

R E

D G

O R

E G

O N C

O A

S T C

L A

M S

H E

L L

T M

T S

N -1

-B -0

NAME

FILE

Northing: 635355 Easting: 3904647

STAFF GAGE AT CHARLESTON

2012 Aerial Photography data source: U.S.D.A. Service Center Agencies

O C

C -C

H R -0

G N

OCC-CHR-000

INSTRUCTIONS AND COORDINATES

FOR DETAILED

SEE DISPOSAL PLAN

NOT TO SCALE

DREDGING AREA.

CREDITED ON ALL SIDES OF THE

1. A 3H:1V SIDE SLOPES WILL BE

75' 75'

"4"

RM 00+32+00

DREDGE AREA B-B

DOWNSTREAM LIMIT OF

RM 00+10+00

DREDGE AREA A-A

DOWNSTREAM LIMIT OF

RM 00+32+00

DREDGE AREA A-A

UPSTREAM LIMIT OF

N.T.S.

25-FEB-2016

SURVEY DATE

DREDGE AREA

-M

A R -2

K A

R L

A G E

L L

26,700 FEET

CENTROID OF PLACEMENT SITE - F IS APPROXIMATELY

NOTE: DISTANCE FROM CENTROID OF DREDGE AREA TO

-17 ft. MLLW

-19 ft. MLLW

RIVER MILE: 00+19+00

CROSS SECTION A - A

3899998.70

3895669.71

3886891.98

3891410.49

DWG 3 OF 6

P L

A N

G L

A Y

O U

T D

R A

0+00 TO 0+32 0+32 TO 1+15

X X -X

X -X

CONTOURS

17ft MLLW

19ft MLLW

16ft MLLW

18ft MLLW

"8"

3905714.34 636279.59

3905210.27

3905476.39 635483.33

635528.95

3905623.11

3905227.16 635627.51

635747.34

"8"

REQ DEPTH AREA A-A

MAX PAY DEPTH AREA A-A

C O

O S C

O U

N T

C H

A R

L E

S T

O N

PRE-DREDGE SURVEY

TO BE DETERMINED BY

ACTUAL DREDGING DEPTHS

S O

A T

N N

PLACEMENT SITE F - OFF SHORE AREA F-OS COORDINATES

L 3905934.58

3905956.76 637693.82

637911.92

J 3905714.34 636279.59

WORK AREA A-A

DREDGE AREA COORDINATES

WORK AREA B-B

DREDGE AREA COORDINATES

C 3905862.18 636254.25

9 9 8 8 8 7 8 8 8 8 9 1010 111112131414151516151517151616161515141313111111 9 8 7 7 7 6 6 5 5 6 7 6 7 7 9 8 9 9 8 8 4 5 4 4 4 3 3 4 4 6 8 9 101213151919191920 212120202020191919181818171718181818181818181919202020212020 212019181717161615151313121212121212 1111101010101010101111111111111010101010101010 9 101011111212121313121213121212131212121212121112

667911131414141717161515161820 17161618

161616

1717181816181817161453

3 5 7 13171918171718181816171818171818171716 1820 2117171717181817

17 18 171515141313 11 9 8 8 8

101111121314151516161618191918191920201919181819191919181818191919191919181918181920201918191919181311865322 16141414121010 9 9 101110 111112131314141415161718171617171718171716161514141413121312111112121213 1112121212121413131413 111110111111111213131416171920 21222223212122 2118191819181817181817171817181817181819191919202020 21212120201919181818171716161515151415141414141414141414141413141413131313131212131213121212131314151415141414141514131313131313131313

121212131314141414141414141313131313121210111110991010101010101112121213131313121313141413121212111099109989888777666788899999991099888877878788999910111112131314151415161717192020202019202020202020202020202020202020201919191817161615151414141414121212121111111011111010101099910101091010998888757656

1818181819181716161817171617171717181817161717181718171718191819181817171617181616171715161616161715171615161617151618161613141615151617191920212224 2121222320 211919181718171817171718171716171717171817171818181918202020192019202019201919191918181817171817171717171717171717181717171717161817181717181818181817171617161718181718181817171717161716161512

151513131413141414151515141414141515141413131313131313141414151515151515161616161616161616161616161615161615141313141615141313131313131312121212121211121212121212121212111212121111121213131313141516151616171818181921202121212122212121212020202020202021202021212121212121202018181717171716151515141414141415141414141414141414131312121213131212111010101010

191918181818181919181819171717171717181718181818181818191820202019 211919201920201819191818191819171818161817161815171917171817171719201920202324222323222121202019181819181717171717181817181717181817181818181918191719202019201920202020 212120202119 21202120202120201920202019202019191919191818181818181818181818181919191919181818181919192019191817171717

16161616171718181817181818181817171717161616 1717171717181818181919191919191919191918192020202020191920202018191918191919191918171817161718171716181817181818171717181717161717171718181717181717181719191920202122202122222121212121202019212019211920202120212120212122222122222120202021192019191817171717171717171717161717171717181817171616171818171817181816

181919191818171717171717171818181819202020192019202019191920182019202020212221212120 2119 2119202017191917171918171617191618201920 2119 2123202022242421232321201919181817171719171717171818171917181717191819192019 18191918201920202018 21212020 212121212021212220202120222022202120202019192019201920181918191919201920202120202020191918181818182020201919202221

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7 3

+12+11+10+10+9 +9+9+10+10+11

+9+9+8+8+8 +8

+7+7+7+6

+6+7+7

+8+7+6 +7+8+8

+8+7 +7 +8

+6 +7+7+7+7+8+8+8+8+8

+7+7+7+7+7+7+7+7+6+5 +5

+6+6+6+6+7+7+7+7+7 +7+6+6+6+6+6+6+6+5+5

+5+5+5+5+5+6+6+6+6+6+6+5+5+5+5+5+5+5

+10+11+11+12 +12+11+11

+11+12+13 +11+10+9+9

+5+6+7

+11+9+8+7+6+5 +5+6+7+8+9

+7 +7 +6 +6+6+5

+5+4 +7+8

+9+10 +9 +8 +8

+10

+9 +11

+10+9+9

+10+9+8

+1 +1 +2

+1 +1 +1 +1 +2

+0 +1 +0 +1 +1 +1 +2

+0 +1 +1 +1 +0 +1 +1

+0 +0 +1 +1 +1 +1 +1 +1 +2

RM 00+43+00

DREDGE AREA B-B

UPSTREAM LIMIT OF

R E G

O N

W A S H

G T O

OREGON

WASHINGTON

OREGON

WASHINGTON

E B-

O L

IKE B

-0.70 D O L

FLOOD

EBB

52+80

Entrance Jetty 2, Fl W Baker Bay West Channel

Entrance Jetty 1, Fl G Baker Bay West Channel

Channel 8, Fl W Baker Bay West Channel

Channel 10 Fl R Baker Bay West Channel

Channel 12 Fl W Baker Bay West Channel

Desdemona Sands Channel Fl W

GAGE

STAFF

1 3 4 5

21 3 4 5

FILE

NAME

U S

A R

M Y E

N G

E E

R D

T R

T P

O R

T L

A N

C O

R P

S O

F E

N G

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

N E

D B

C H

E C

K E

D B

D R

A W

N B

A W

A R

D D

A T

P L

O T

S C

A L E

D E

N F

E N

A M

S U

B M

T E

D B

C H

W A

T E

R W

A Y

S M

T S

E C

P L

O T

D A

T E

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

M A

R K

OCC-BB1-000

D A

T E

A P

P R

Daybeacon 11

Daybeacon 14

Daybeacon 9

Daybeacon 7

Daybeacon 6

Bake

BOAT HUB

BETTY M

HLM TWO

HEEL

W est

OF YOUR CONTRACT

SAFETY IS A PART

X 7,304,000

X 7,306,000

X 7,308,000

X 7,306,000

X 7,308,000

X 7,310,000

X 7,305,000

X 7,310,000

7310850.30 961901.70

7309330.95 962448.96

7307747.52 962766.20

7307924.65 963648.93

7308889.88 963585.59

COORDINATES

PLACEMENT SITE O-3.2-IW

W 7317250.75 959962.46

7316180.27 961015.50

7317420.19 962282.45

7318493.91 961226.22

COORDINATES

PLACEMENT SITE W-4.8-IW

NOT TO SCALE

X COORDINATE Y COORDINATE

U 7309450.51 963433.90

V 7311057.00 962244.28APPROXIMATELY 1.1 MILES

SITE O-3.2-IW

TO CENTROID OF PLACEMENT

RM 00+20+00 (BAKER BAY CHANNEL)

DISTANCE FROM

PLACEMENT SITE O-3.2-IW

RM 03+01+00 to 03+40+00

NOT TO SCALE

PLACEMENT SITE W-4.8-IW

RM 04+30+00 to 04+50+00

7309409.74 968552.37

7309218.85 970135.82

7308959.05 970672.11

7307835.08 971984.31

7307523.37 972232.64

DREDGE AREA #1 COORDINATES DREDGE AREA #2 COORDINATES

X COORDINATE Y COORDINATE

RM 00+19+00

DREDGE AREA #1

DOWNSTREAM LIMIT OF

RM 01+10+00

DREDGE AREA #1

UPSTREAM LIMIT OF

OF BUOY CHAIN AND ANCHOR

APPROXIMATE LOCATION

Y: 969533.94

X: 7309342.54

O R E G O N

W A S H I N G T O N Leading Light

Desdemona Sands Channel

75' 75'

RIVER MILE: 00+50+00

CROSS SECTION A - A

-18 ft. MLLW

N.T.S.

REQUIRED DREDGING DEPTH

200' 200' 400' 600' 800'

-15 ft. MLLW CONTOUR

-17 ft. MLLW CONTOUR

R M

T M

T S

T M

K A

R L

A G E

L L

N -1

-B -0

O C

C -B

B -0

G N

650 feet wide at Ilwaco.

deep and 150 feet side to a mooring basin 10 feet deep, 1,200 feet long and deep water in the Columbia River to mile 0.5 in the bay, thence a channel 16 feet

The existing project provides for a channel 16 feet deep and 200 feet wide from

STAFF GAGE U.S.C.G. BOAT DOCK:Northing: 973042 Easting: 7305497

Reference is Navigation Chart No. 18521

2012 Aerial Photography data source: USDA, Service Center Agenciess to represent the general condition existing at that time.

survey conducted on the date indicated and can only be considered

The information depicted on this map represents the results of a

Commitee, Pacific Northwest River Basins Commission, July 1972.

conforms to the River Mile Index of the Hydrology and Hydraulics

Datum (NAVD 88 Geoid 09) at Columbia River Mile 2.6. River mileage

Low Water. MLLW is 0.22 feet below the North American Vertical

Soundings are shown in feet and indicate depths below Mean Lower

Vertical Datum:

U.S. Survey Feet.

Coordinate System (SPCS), Oregon North Zone. Distance units in

North American Datum of 1983 (NAD83), projected to the State Plane

Horizontal Coordinate System:

NOTES:

SCALE IN FEET

LEGEND

Primary Control Point

Coordinated Survey Points

Uncoordinated Survey Points

Dredging Ranges

Flow Arrows

Harbor Lines

State Boundary

Aids to Navigation

Lighthouses

Lights

Lighted Ranges

Lighted Buoys

Unlighted Buoys

Daybeacons

Seasonal Lights and Lighted Dredging Ranges

Benchmarks

Gages Staff Recording

Front Rear

Straight Tidal

River Mileage from Mouth 10

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, THE EXISTING PROJECT

D I

K E

7307616.83 972349.96

7307939.70 972092.74

7309085.59 970754.96

7309431.82 970040.26

7309608.30 968576.31

7306388.18 972766.45

7305449.65 973086.11

7304958.41 973575.26

7304570.47 974239.88

7304700.01 974315.50

7305078.10 973667.76

7305530.88 973216.91

7306436.54 972908.45

X COORDINATE Y COORDINATE

APPROXIMATELY 2.4 MILES

TO CENTROID OF PLACEMENT SITE W-4.8-IW

RM 00+20+00 (BAKER BAY CHANNEL)

DISTANCE FROM

JETTY "A"

30-JUL-2015

SURVEY DATE

W-4.8-IW

RM 01+23+00

OF DREDGE AREA #2

POTENTIAL DOWNSTREAM LIMIT

RM 01+47+00

OF DREDGE AREA #2

POTENTIAL UPSTREAM LIMIT

PRE DREDGE SURVEY.

WILL BE SELECTED BASED ON

ACTUAL LIMITS OF DREDGE AREA #2

FOR PLANNING PURPOSES ONLY.

SURVEY DATA FOR DREDGE AREA #2

30-JUL-15

SURVEY DATE

O-3.2-IW

M A

T E

N A

N C

E D

R E

D G

O R

E G

O N C

O A

S T C

L A

M S

H E

L L

S O

A T

N N

DWG 4 OF 6

X X -X

X -X

MAXIMUM ALLOWED DEPTH

-17 ft. MLLW

MAXIMUM PAY DEPTH

1314 111414

251713 4 3 9 191815151515151616151617181920222325272930 31292420

2329272116151513141414131313141313131212121212 1211111111111111111111111111101011101111 9 9 9 8 9 7 8 8 8 7 8 7 5

16161414

10 9 9 9 9 9 9 9 9 8 7 7 6 6 6 7 6 7 7 7 8 8 9 101111111212 141515

131214161616161717171617181820282522212019191919161515141415

17161515

151515

171614161516 14141713151613141313121211121111111011

111111111010101010101091010109 91010101099

101010101010111111 10111010991099101010101010101011101111

2617222629231817151616161716171718191820 212225272932323533 3229262017161616161516161818181616171717171717161717161616161616161516161614161515141416151514141414151415131310 8

17171716

16161616

1516161616161615151514141415151515151414141415151618191919

181819191919202020212222222327262524222221212020191919191918

14161715171714161515161515141413141414131313141314131313141314 141313131313131314

161515141515141516151516161616151514141614141514151615151516161516161616

34 31292319171717161615171617171818181919 212223242526282724

17171617

171616161617171818181817181717171817171717161617171616161717161516151515151616151716181817181615111212

1717171717

161616171717171717171717171717181818171717171718191919202020

191919191920202021222334333027252322222121202019191918181818

1313141617151815181816171517161616161615161615151615161615151517161615161617161616161617171617161716171717171616171817181615171616161617171716171717161616171818

28211917171717161617171617171717171818181919192120191817161718181617181718171817171717181618181717171717171716161716171718171716161617151615171918171717171818161312

171717171818181919192020202021232526252422 212020202020202020

11-MAR-16

SURVEY DATE

DREDGE AREA

B A

K E

R B

A Y

-15 ft. MLLW

WILL BE PROVIDED

SET A 2' PAID OVERDEPTH

ONCE REQUIRED DEPTH IS

ON PRE-DREDGE SURVEY

TO BE DETERMINED BASED

ACTUAL DREDGING DEPTHS

-A

P R -1

O L

A T

N L

A Y

O U

T D

R A

52 52

54 56

56 59

62 65

70696769676765666466656363636363646361606260

68666564636464626260616161595859595859595857565654

65656463615957596158585858585756565454535251515049

63626061605858565856555553535353525050484848474644

61616058585655565552524952515049484746454544444343

58595657555454535251514949494847464544454544424342

56565655545252525049494847474747474645454444434344

56555353525252515151505149494848484847484747464546

565557555455545354555455545453545352525352525151

616161616160606162616062616159596059595958585858

67676666656565666565646464656465656264636261625960

70697068676868666668676865666464646463636162606060

65666664646462626160605960585958

LEGEND

Primary Control Point

Coordinated Survey Points

Uncoordinated Survey Points

Dredging Ranges

Flow Arrows

Harbor Lines

State Boundary

Aids to Navigation

Lighthouses

Lights

Lighted Ranges

Lighted Buoys

Unlighted Buoys

Daybeacons

Seasonal Lights and Lighted Dredging Ranges

Benchmarks

Gages Staff Recording

Front Rear

Straight Tidal

River Mileage from Mouth 10

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, SCALE IN FEET

OF YOUR CONTRACT

SAFETY IS A PART

X ,3 ,0

Ch an ne l 2

Qk F l G

Ba ke r B ay W es t

Ba sin F l G

Ilw ac o

M oo rin g

Ba sin F l R

Ilw ac o

M oo rin g

Da yb ea co n

H- -0

1 3 4 5

4 5

FILE

NAME

U S

A R

M Y E

N G

E E

R D

T R

T P

O R

T L

A N

C O

R P

S O

F E

N G

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

N E

D B

C H

E C

K E

D B

D R

A W

N B

A W

A R

D D

A T

P L

O T

S C

A L E

D E

N F

E N

A M

S U

B M

T E

D B

C H

W A

T E

R W

A Y

S M

T S

E C

P L

O T

D A

T E

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

M A

R K

OCC-BB2-000

O C

C -B

B -0

G N

D A

T E

A P

P R

7310850.30 961901.70

7309330.95 962448.96

7307747.52 962766.20

7307924.65 963648.93

7308889.88 963585.59

COORDINATES

PLACEMENT SITE O-3.2-IW

W 7317250.75 959962.46

7316180.27 961015.50

7317420.19 962282.45

7318493.91 961226.22

COORDINATES

PLACEMENT SITE W-4.8-IW

X COORDINATE Y COORDINATE

U 7309450.51 963433.90

V 7311057.00 962244.28

100' 100' 200' 300' 400'

X ,3 ,0

Y 978,000

Y 980,000

N -1

-B -0

T M

T S

T M

R M

21 3

7305236.01 976694.16

7306012.86 977729.04

7306188.01 977869.95

7306282.03 977753.07 7307503.20 979086.49

7306121.53 977623.96

7305355.98 976604.11

DREDGE AREA #3 COORDINATES

X COORDINATE Y COORDINATE

Y 980,000

G 7306967.17 978496.77

H 7307057.85 978569.71

X COORDINATE Y COORDINATE

K A

R L

A G E

L L

W A S H I N G T O N

RM 02+20+00

DREDGE AREA #3

DOWNSTREAM LIMIT OF

RM 02+35+00

DREDGE AREA #3

UPSTREAM LIMIT OF

-16 ft. MLLW CONTOUR