B.08_CRS19_BCOES_PLANS.PDF

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Columbia River Side Channels Clamshell Dredging
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DATE:

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

CHIEF, ENGINEERING AND CONSTRUCTION DIVISION

LANCE A. HELWIG, P.E.

DRAWINGS IN THIS SET

RECOMMENDATION AND APPROVAL OF ALL THE

SIGNATURES AFFIXED HEREON INDICATE OFFICIAL

CHIEF, OPERATIONS DIVISION

DWANE E. WATSEK

COLUMBIA RIVER SIDE CHANNELS

CLAMSHELL MAINTENANCE DREDGING 2019

COMMANDING

COLONEL, EN

AARON L. DORF

CHANNELS AND HARBORS PROJECT

OPERATIONS MANAGER

GREGORY SPEER

T M

H

T M

H

S U

B M

IT

T E

D B

Y

COLUMBIA

RIVER

W

IL

L A

M E

T T

E R

IV

E

R

K A

R L

A G E

L L

IS

TABLE OF CONTENTS AND VICINITY MAP

FILE

NUMBERNUMBER

DESCRIPTION

CONTRACT DRAWING INDEX

S N

A K

E

R

IV

E R

OREGON

PORTLAND

WASHINGTON

C H

IE

F

W A

T E

R W

A Y

S M

A

IN

T E

N A

N C

E S

E C

T

C O

R P

S O

F E

N G

IN

E E

R S

S C

A L E

P L

O T

D A

T E

P L

O T

C H

E C

K E

D B

Y

D E

S

IG

N E

D B

Y

D R

A W

N B

Y

S O

L

IC

IT

A T

IO

N N

O

D E

S

IG

N F

IL

E N

A M

E

U S

A R

M Y E

N G

IN

E E

R D

IS

T R

IC

T P

O R

T L

A N

D

P O

R T

L A

N D

O R

E G

O N

SAFETY IS A PART

OF YOUR CONTRACT

B

A

C

D

B

A

C

D

4 5

21 3 4 5

M A

R K

D E

S C

R

IP

T

IO

N D

A T

E A

P P

R

M A

R K

D E

S C

R

IP

T

IO

N D

A T

E A

P P

R

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

21 3

NAME

FILE

DRAWING

N

T A

B L E O

F C

O N

T E

N T S A

N D V

IC

IN

T Y M

A P

C O

L U

M B

IA

R

IV

E R S

ID

E C

H A

N N

E L S

CRS-IND-000

LOCATIONS

PROJECT

A W

A R

D D

A T

E

-M

A R -1

CRS-WFC-000

PLANNING LAYOUT DRAWING

WAHKIAKUM FERRY CROSSING

CRS-LTB-000

CLAMSHELL MAINTENANCE DREDGING 2019

COLUMBIA RIVER SIDE CHANNELS

C R

S -I

N D -0

.D

W G

W

N

B

E N

M

C L

A M

S H

E L L M

A

IN

T E

N A

N C

E D

R E

D G

IN

G

CRS-IND-000

2CRS-SKC-000

PLANNING LAYOUT DRAWING

SKAMOKAWA CREEK

CRS-WSL-000 3

TERMINAL PLANNING LAYOUT DRAWING

WESPORT SLOUGH & WESTPORT SLOUGH

CRS-CWM-000

PLANNING LAYOUT DRAWING

OLD MOUTH COWLITZ

CRS-OSU-000

PLANNING LAYOUT DRAWING

OREGON SLOUGH

CRS-OSU-000

PLANNING LAYOUT DRAWING

VANCOUVER TURNING BASIN

CRS-DISP1-000

PLACEMENT SITE LAYOUT DRAWING

W-30.1-IW, O-32.2-SW & O-32.9-SW

CRS-DISP2-000 W-35.3-IW PLACEMENT SITE LAYOUT DRAWING

CRS-DISP3-000

CRS-DISP4-000

O-102.5-FL PLACEMENT SITE LAYOUT DRAWING

DWG 1 OF 14

CRS-DISP5-000

W-110.7-IW PLACEMENT SITE LAYOUT DRAWING

PLANNING LAYOUT DRAWING

LONGVIEW TURNING BASIN / PORT OF LONGVIEW

PLACEMENT SITE LAYOUT DRAWING

W-55.3-IW, O-55.4-IW & W-56.1-IW

CRS-DISP6-000

O-62.7-IW PLACEMENT SITE LAYOUT DRAWING

NAME

U S

A R

M Y E

N G

IN

E E

R D

IS

T R

IC

T P

O R

T L

A N

D

C O

R P

S O

F E

N G

IN

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

D R

A W

N B

Y

A W

A R

D D

A T

E

P L

O T

S C

A L E

D E

S

IG

N F

IL

E N

A M

E

S U

B M

IT

T E

D B

Y

C H

IE

F

W A

T E

R W

A Y

S M

A

IN

T S

E C

T

S O

L

IC

IT

A T

IO

N N

O

P L

O T

D A

T E

P L

A N

N

IN

G L

A Y

O U

T D

R A

W

IN

G

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

M A

R K

CL

N.T.S.

D A

T E

A P

P R

X 7, 5, 1 2

C

A

D

43 5

C

A

B

D

B

N

X COORDINATE

OF YOUR CONTRACT

SAFETY IS A PART

Y COORDINATE

A

B

C

D

E

F

WASHINGTON

K A

R L

A G E

L L

IS

-M

A R -1

E N

M

T S

G

T M

H

FILE

S K

A M

O K

A W

A C

R E

E K

C R

S -S

K C -0

.D

W G

W

N

B

REQUIRED DREDGING DEPTH

& MAX DREDGING DEPTH

MAXIMUM PAY OVERDEPTH

X 7, 4, X 7, 4, X 7, 3, Y ,5

Y ,0

Y ,5

Y ,0

Y ,0

Y ,5

Y ,0

Y ,5

Y ,0

X 7, 5, X 7, 4, X 7, 4, X 7, 3, 33, Fl G Skamokawa Creek

A B

C

D

EF

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

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, FLO

W

THE EXISTING PROJECT

provides for a channel 6.5 feet deep and 75 feet wide from deep water in the Columbia River to Brooks Slough.

The project depth curve is shown thus:

NOTES

Soundings are shown in feet and indicate depths below CRD.

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

Control is by USACE and NOS-C&GS.

general condition existing at that time.

Horizontal coordinates are based on the Lambert Projection for Oregon, North Zone (NAD 83, U.S. Survey Feet).

Committee, Pacific Northwest River Basin Commission,July 1972.

River mileage conforms to the River Mile Index of the Hydrology and Hydraulics made on the dates indicated and can only be considered as indicating the

The information depicted on this map represents the results of surveys

Reference is Navigation Chart No. 18523.

Vertical datum is Columbia River Datum. CRD is 1.34 feet above North

2012 Aerial Photography data source: USDA, Service Center Agencies.

STAFF GAGE AT LIGHT 31: Northing: 963830 Easting: 7450599

Mile 32.9.

American Vertical Datum of 1988 (NAVD 88 Geoid 09) at Columbia River

DREDGE AREA COORDINATES

7453829.07 961392.96

7454660.47 962612.12

7454896.27 962585.95

7454890.75 962536.26

7454712.96 962556.02

7453891.04 961350.70

060000-01-00 0402

06 08

STA. 00+15+80

DREDGE AREA

UPSTREAM LIMIT OF

STA. 00-01-00

DREDGE AREA

DOWNSTREAM LIMIT OF

S T

A -0

-0

T

O

7 ft. CRD

8 ft. CRD

37.5' 37.5'

06-DEC-18

SURVEY DATE

+4

+3 +3 +3 +2

+1

+3+1

+9

+8

+5

+5

+7

+9 +9

+4

+5+5

+6

+5

+6

+7

+8

+9 +9

+8

+7

+6

+5

+4 +4+3

+5

+6

+7

+9 +8

+7

+6

+5

+3+3

+4

+4

+5

+6

+8

+9

+6

+5

+5

+4

65421

5 5 5

14 15

313233

+0+0+0+0

1 111

+0

+0+0+0+0

+0

+0

0 0

00011

+1+1

+1

+1+0

+0+0

+0

+0

+0

46 47

47 47

+1+1+1

+1

+1+1

+1

+0

+0

+0

+0

+0+0+00

+1+1

+1+1

+1+1+1

+1+1+1+1+0

+0+0+00

000011

+1+1

+1+1

+1+1

+1+1+1

+1+1

+0

+0

+0

+0+0+0

37 37

+1+1+1+1

+1+1+1 +1+1

+1+1+1+1

+1+1+0

+0

+0

+0+0

2 2

+1+1

+1+1

+1

+1

+1

+1+1

+1

+1

+1

+1

+1+1+1

+1

+0

+0

+0+0+0+0

+0000

1 111

2 2

+1 +1+1+1+1

+1+1+1+1+1

+1+1 +1+1

+1+1+1+1+1

+0+0+0+0

+0000

111 1

2 2

77 8

373839

+1+1+1

+1+1+1+1

+1+1+1

+1

+1

+1

+1

+1

+1+1+1

+1

+1

+1+0

+0 +0+0

01111

2 2

2 222

4 5

5 6

7 7

+2+2

+1

+1+1

+1+1+1

+1+1

+1

+1

+1+1

+1

+1+1

+1+1+0

1 1

1 1

2 22

6 6

8 9

1515161617

171718

+3+3+3

+3+3

+3

+3

+2

+2

+2

+2

+2

+2

+2

+2

+1+1

+1

+1

+1

+1+1

+1+1+1+1

+0+0+000

1 11

11 11

1 1

1 2

2 233

4 5 56

7 8 9

101011

+5+4+4+4+4

+4+4+3+3+3

+3+3+3+2

+2+2+2+2

+2+2 +1+1+1

+0+0+0

1 1 1 11

2 2 2

101111

161718

+5+5+5

+4+4+4+4

+3+3 +2

+2+2

+2

+2+2 +2

+2

+1

+1+1

+1+1

+0+0+0 0

1 1

2 22

+5+5+4 +4 +4+4

+2+2+2 +2

+1+1+1 +1

+0 +0+0

0 1

1 12 2

2 2

2 2

22 2

14151517

17181920

+4+4 +4

+3+2

+2 +1+1+1

+1

+0

+0+0

+0

1 1 2

2 2

33 3

333 3

1 1

1 111

1 11

22 2 2

22 22

33 33

3 333

1 1

1 1

2 22 2

3 3 3 3

33 3 33

4 4 44

2 2 2

2 3

4 555

2 22

22 22

2 2

2 2

5 5

5 5

1 1

2 22

2 2

2 22 2

223 3

3 3 4

+2+1+0

11 11

2 2

+2

+1+1

+0+0+0

+0

0 01

1 11

45 5 5

+1 +0+0

+0

+0

+0

3 3

+1

+1 +1

+1

+1 +1

+0 +00

+1 +1

+1

+1 +1 +1

+1 +0

+0 0

0 0

+1 +1

+1

+1

+1

+1 +1+1

+0

+1

+1 +1

+1

+1

+1

+1

+1

+2

+0

+1

+1

+1

+0

+0

+0

+1

+1

+3

+3

+4

+3

+01

+3

+3+1

+3+1

+3

+3 +2

+3 +2

+4

+7

+9

+5

+7

+9

+5

+7

+8

+9

+5

+7

+7

+9

+4

+6

+7+7

+9

+4

+5

+6

+7

+9

+7

+9 +8

+7

+7

+5

+4

+7

3 4

1+1

+0

+0

2+1

+3

+1

1 +1

+1

+1

+1

+5

A

A

RIVER MILE: 00+06+00

CROSS SECTION A - A

SCALE IN FEET

050' 50' 100' 150' 200'

C L

A M

S H

E L L M

A

IN

T E

N A

N C

E D

R E

D G

IN

G

C O

L U

M B

IA

R

IV

E R S

ID

E C

H A

N N

E L S

DWG 2 OF 14

SITE DETAILS

FOR PLACEMENT

AND CRS-DISP2-000

CRS-DISP1-000

SEE DRAWINGS

CRS-SKC-000

Y ,0

+2

GAGE

STAFF

Wauna Range Rear, Iso W

"56"

Light 58, Fl R

Westport Dike

FLOOD

EBB

COLUM

BIA RIVER

M

AIN CHANNEL

DI

KE

3.

B

C

D

B

A

C

D

1 3 4 5

21 3 4 5

FILE

NAME

U S

A R

M Y E

N G

IN

E E

R D

IS

T R

IC

T P

O R

T L

A N

D

C O

R P

S O

F E

N G

IN

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

D R

A W

N B

Y

A W

A R

D D

A T

E

P L

O T

S C

A L E

D E

S

IG

N F

IL

E N

A M

E

S U

B M

IT

T E

D B

Y

C H

IE

F

W A

T E

R W

A Y

S M

A

IN

T S

E C

T

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

D A

T E

A P

P R

O R E G

O N

W A S H

IN

G

TO

N

Y ,0

X 7,471,000

X 7,471,000

Y ,0

Y ,0

Y ,0 0X

7,473,000

OREGON

I

J

K

L

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

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

The project depth curve 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

Soundings are shown in feet and indicate depths below CRD.

NOTES

Control is by USACE and NOS-C&GS.

Committee, Pacific Northwest River Basin Commission,July 1972.

River mileage conforms to the River Mile Index of the Hydrology and Hydraulics

Reference is Navigation Chart No. 18523.

Horizontal coordinates are based on the Lambert Projection for Oregon, North Zone

(NAD 83, U.S. Survey Feet).

Vertical datum is Columbia River Datum. CRD is 1.40 feet above North American Vertical Datum of 1988 (NAVD 88 Geoid 09) at Columbia River Mile 36.6, 1.43 feet above at River Mile 38.2, 1.45 feet above at River Mile 40.3.

2012 Aerial Photography data source: USDA, Service Center Agencies.

N

X COORDINATE

OF YOUR CONTRACT

SAFETY IS A PART

A

B

C

D

E

F

Y COORDINATE

G

H

W E

S T P

O R

T S

L O

U G

H

T M

H

T M

H

X COORDINATE Y COORDINATE

P L

A N

N

IN

G L

A Y

O U

T D

R A

W

IN

G

-20 ft. CRD

RIVER MILE: 00+40+00

CROSS SECTION A - A

CRS-WSL-000

-M

A R -1

C R

S -W

S L -0

.D

W G

E N

M

SCALE IN FEET

200'

52+80

WASHINGTON

Y ,0

Y ,0 0Y ,0

X 7,473,000

X 7,469,000

X 7,469,000

200' 400' 600' 800'

K A

R L

A G E

L L

IS

S O

L

IC

IT

A T

O N N

O

W

N

B

STAFF GAGE AT LIGHT 57: Northing: 919332 Easting: 7470901

A B

C

D

E

F

G

H

I

J

K

L

M

M

7469348.21 918527.36

7469627.20 918192.56

7470958.78 916955.18

7471269.92 916008.86

7471688.11 914440.42

7471996.65 914132.96

7472239.17 913977.76

7472170.65 913843.53

7471902.21 914015.32

7471553.59 914362.71

74771126.08 915966.08

7470828.36 916871.61

7469525.09 918082.68

STA. 01+11+83

DREDGE AREA

UPSTREAM LIMIT OF

STA. 00+08+70

DREDGE AREA

DOWNSTREAM LIMIT OF

08+70

X 7,467,000

X 7,467,000

WASHINGTON

OREGON

-1

-0

-0

-0

-0

-1

-0

53 53

-22 ft. CRD

04-DEC-18

SURVEY DATE

CL

N.T.S.

REQUIRED DREDGING DEPTH

MAXIMUM PAY DEPTH

A

A

-20 ft. CRD CONTOUR

-22 ft. CRD CONTOUR

60' 90'

Wauna Range Front, Q W

11+83

S T

A T

O

C L

A M

S H

E L L M

A

IN

T E

N A

N C

E D

R E

D G

IN

G

C O

L U

M B

IA

R

IV

E R S

ID

E C

H A

N N

E L S

DWG 3 OF 14

DREDGE AREA #1 COORDINATES

N

O

P

Q

DREDGE AREA #2 COORDINATES

I

7471816.01 914101.21

7471902.21 914015.32

7472138.43 913864.15

913787.57

7471756.48 914015.08

X COORDINATE Y COORDINATE

N

O

P

Q

7472085.47

SITE DETAILS

FOR PLACEMENT

AND CRS-DISP2-000

CRS-DISP1-000

SEE DRAWINGS

N

X COORDINATE

A

B

C

D

Y COORDINATE

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

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, FLOW

C O

L U

M B

IA

R

IV

E R

GAGE

STAFF

M A

IN

C H

A N

N E L

O R E

G O

N W

A S

H

IN

G T O

N

W A S

H

IN

G T O

N

O R E

G O

N

JANICE RM2

JANICE RM1

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

NOTES

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

Control is by USACE and NOS-C&GS.

Soundings are shown in feet and indicate depths below CRD.

The project depth curve is shown thus:

Horizontal coordinates are based on the Lambert Projection for Oregon, North Zone

(NAD 83, U.S. Survey Feet).

Committee, Pacific Northwest River Basin Commission,July 1972.

River mileage conforms to the River Mile Index of the Hydrology and Hydraulics

Reference is Navigation Chart No. 18523.

American Vertical Datum of 1988 (NAVD 88 Geoid 09) at Columbia River

Light 58, Fl R Westport Dike

Northing: 919332 Easting: 7470901

STAFF GAGE AT DIKE LIGHT 57

Vertical datum is Columbia River Datum. CRD is 1.46 feet above North

Mile 43.3, 1.49 feet above at River Mile 44.6.

Aerial Photography provided by Microsoft Corporation and its data suppliers, 2012.

05 10

15 20

05 10

15 20

-05-10

-10 -05

X 7, 0, Y ,0

"5

D

IKE 42.93

DIK

E 4

3.3

FILE

NAME

U S

A R

M Y E

N G

IN

E E

R D

IS

T R

IC

T P

O R

T L

A N

D

C O

R P

S O

F E

N G

IN

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

D R

A W

N B

Y

A W

A R

D D

A T

E

P L

O T

S C

A L E

D E

S

IG

N F

IL

E N

A M

E

S U

B M

IT

T E

D B

Y

C H

IE

F

W A

T E

R W

A Y

S M

A

IN

T S

E C

T

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

CRS-WFC-000

C R

S -W

F C -0

.D

W G

D A

T E

A P

P R

1 2

C

A

D

43 5

C

A

B

D

B

SCALE IN FEET

OF YOUR CONTRACT

SAFETY IS A PART

100' 100' 200' 300' 400'

WASHINGTON

A

A

CL

REQUIRED DREDGING DEPTH

MAXIMUM PAY OVERDEPTH

N.T.S.

OREGON

X 7, 2, X 7, 1, X 7, 3, X 7, 4, X 7, 0, X 7, 1, X 7, 2, X 7, 3, X 7, 4, Y ,0

Y ,0

Y ,0

Y ,0

Y ,0

Y ,0

Y ,0

Y ,0

Y ,0

21+40

-13

-13

B

CD

A

7472564.57 919118.75

7472924.29 919648.09

7473172.42 919479.48

7472812.70 918950.13

-10 ft. CRD CONTOUR

-10 ft. CRD

-11 ft. CRD

-11 ft. CRD CONTOUR

RIVER MILE: 00+17+50

CROSS SECTION A - A

W A

H K

IA

K U

M F

E R

R Y C

R O

S S

IN

G

T M

H

E N

M

T M

H

K A

R L

A G E

L L

IS

-M

A R -1

300'

S T

A T

O

W

N

C

P L

A N

N

IN

G L

A Y

O U

T D

R A

W

IN

G

121415

16 19

9 7

9 8

6 6

6 6

11 12

12 12

13 13

6 5

222221

6 6

22 22

11 11

5 5

4 4

11 11

13 12

12 12

4 4

12 12

12 12

12 12

5 4 5

8 7

12 13

12 12

6 7

12 12

11 11

9 9

12 11

9 8

11 12

3 3

50 50

111212

3 3

51 49

3 4

52 52

3 4

52 53

10 10

5 5

5 6

10 10

16 21

52 51

6 6

9 9

6 6

7 7

7 7

51 51

6 6

7 7

7 7

7 7

7 7

51 51

7 7

7 7

424650

48 52

7 8

51 52

8 9

52 52

51 51

51 52

131823

52 52

51 51

51 51

53 53

53 53

334045

53 53

54 54

51 51

51 51

51 51

50 50

57 57

49 5051

52 52

50 50

52 52

505050

51 51

51 50

49 49

57 56

51 51

53 53

51 51

55 55

50 50

51 51

51 51

51 51

50 50

51 50

51 51

50 51

49 49

494847

51 51

49 49

49 51

49 49

54 51

52 52

45 45

49 49

45 45

51 51

50 50

52 52

52 51

53 51

47 47

47 47

51 51

51 50

51 51

52 52

47 47

51 51

50 49

48 47

47 46

46 46

51 51

53 51

51 51

55 52

42 41

40 40

52 52

52 52

46 45

51 52

44 42

52 53

52 52

50 49

52 52

44 42

54 53

50 51

51 51

44 41

38 38

58 58

51 51

46 46

51 51

54 53

52 52

60 59

52 52

53 52

47 47

38 37

36 35

59 60

55 54

48 48

37 35

46 43

35 35

32 32

51 49

59 59

37 35

44 42

41 39

34 33

47 46

43 43

35 34

42 41

33 31

50 49

44 43

41 43

42 40

343331

50 4949

34 33

38 36

49 49

46 45

26 25

21 23

44 43

26 25

20 19

20 19

43 42

34 34

27 26

22 23

49 47

42 41

282826

22 22

17 16

32 31

17 16

17 16

16 14

41 40

27 25

17 16

14 14

34 32

16 16

22 21

19 19

23 24

18 17

15 14

13 15

22 20

17 16

16 15

14 14

17 16

11 11

14 13

14 14

10 10

16 16

15 14

12 11

16 13

10 12

12 12

10 9

10 12

12 11

9 12

12 12

18 17

19 18

10 9

11 11

10 10

15 14

12 12

11 11

9 11

12 11

8 8

16 15

9 9

12 12

10 11

9 9

12 11

9 9

11 11

9 9

8 8

11 10

6 5

10 9

5 6

9 9

8 9

7 7

10 11

7 7

11 11

9 8

8 7

8 11

11 11

9 9

9 9

7 7

6 5

9 10

7 7

11 11

11 9

8 8

7 8

7 6

11 11

11 11

6 6

5 5

10 10

13 11

6 6

6 6

9 10

12 12

5 4

5 5

9 6

7 6

5 10

4 8

7 8

5 5

5 5

4 5

7 7

5 6 5

11 8

5 4

14 12

11 9

04-DEC-18

SURVEY DATE

C L

A M

S H

E L L M

A

IN

T E

N A

N C

E D

R E

D G

IN

G

C O

L U

M B

IA

R

IV

E R S

ID

E C

H A

N N

E L S

COORDINATES

DREDGE AREA

DWG 4 OF 14

STA. 00+15+00

DREDGE AREA

STA. 00+21+40

DREDGE AREA

SITE DETAILS

FOR PLACEMENT

AND CRS-DISP2-000

CRS-DISP1-000

SEE DRAWINGS

S O

L

IC

IT

A T

IO

N N

O

OREGON

WASHINGTON

X ,5

,0

B

A

C

D

B

A

C

D

1 3 4 5

21 3 4 5

FILE

NAME

U S

A R

M Y E

N G

IN

E E

R D

IS

T R

IC

T P

O R

T L

A N

D

C O

R P

S O

F E

N G

IN

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

D R

A W

N B

Y

P L

O T

S C

A L E

D E

S

IG

N F

IL

E N

A M

E

S U

B M

IT

T E

D B

Y

C H

IE

F

W A

T E

R W

A Y

S M

A

IN

T S

E C

T

P L

O T

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

M A

R K

D A

T E

A P

P R

SCALE IN FEET

X COORDINATE

OF YOUR CONTRACT

SAFETY IS A PART

Y COORDINATE

Aids to Navigation

Lighthouses

Lights

Lighted Ranges

Lighted Buoys

Unlighted Buoys

Daybeacons

Seasonal Lights and Lighted Dredging Ranges

Benchmarks

Gages Staff Recording

Rear

Tidal

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, LEGEND

Primary Control Point

Coordinated Survey Points

Uncoordinated Survey Points

Dredging Ranges

Flow Arrows

Harbor Lines

State Boundary

Front

Straight

River Mileage from Mouth

NOTES

K A

R L

A G E

L L

IS

Y

6,0 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 CRD.

Control is by USACE and NOS-C&GS.

Soundings are shown in feet and indicate depths below CRD.

The project depth curve is shown thus:

(NAD 83, U.S. Survey Feet).

Committee, Pacific Northwest River Basin Commission,July 1972.

River mileage conforms to the River Mile Index of the Hydrology and Hydraulics

Reference is Navigation Chart No. 18523.

Vertical datum is Columbia River Datum. CRD is 1.45 feet above North American Vertical Datum of 1988 (NAVD 88 Geoid 09) at Columbia River Mile 40.3, 1.45 feet above at River Mile 42.9, 1.46 feet above at River Mile 43.3.

2012 Aerial Photography data source: USDA, Service Center Agencies.

X ,5

,0

X ,5

,0

X ,5

,0

Y

6,0

30 40

504030

53+2550

N

C

D

7582665.61 896726.79

7582726.45 896519.90

NORTHING: 892920 EASTING: 7584890

STAFF GAGE AT RAINIER:

Horizontal coordinates are based on the Lambert Projection for Oregon, North Zone

A W

A R

D D

A T

E

O R E G O N

W A S H I N G T O N

A

B

C

D

D A

T E

A B

WASHINGTON

OREGON

A

A

-44 ft. CRD -45 ft. CRD

RIVER MILE: 66+50+00

CROSS SECTION A - A

-45 ft. CRD

-44 ft. CRD

DOCK FACE35

MAXIMUM PAY / DREDGING DEPTH

REQUIRED DREDGING DEPTH

C L

A M

S H

E L L M

A

IN

T E

N A

N C

E D

R E

D G

IN

G

C O

L U

M B

IA

R

IV

E R S

ID

E C

H A

N N

E L S

CRS-LTB-000

C R

S -L

T B -0

.D

W G

W

N

B

T S

G

E N

M

T S

G

P L

A N

N

IN

G L

A Y

O U

T D

R A

W

IN

G

S O

L

IC

IT

A T

IO

N N

O

-J

U N -1

200' 200' 400' 600' 800'

RM 66+41+00

DREDGE AREA #1 (LTB)

DOWNSTREAM LIMIT OF

RM 67+00+74

DREDGE AREA #1 (LTB)

UPSTREAM LIMIT OF

RM 66+25+35

DREDGE AREA #2 (POL)

DOWNSTREAM LIMIT OF

RM 66+49+61

DREDGE AREA #2 (POL)

UPSTREAM LIMIT OF

10 20

RM 66+49+61

DREDGE AREA #3 (POL)

DOWNSTREAM LIMIT OF

RM 67+15+20

DREDGE AREA #3 (POL)

UPSTREAM LIMIT OF

L O

N G

V

IE

W T

U R

N

IN

G B

A S

IN

P

O R

T O

F L

O N

G V

IE

W

R M

T

O

L T

B

R M

T

O

P O

L

X ,5

,0

X ,5

,0

Y

9,0

Y

9,0

7581782.29 897231.41

7581712.62 897097.52

DREDGE AREA #1 COORDINATES (VTB)

E F G H

IJ K

LM

NO

P

Q

R

S

T

U

VW

X COORDINATE Y COORDINATE

7580493.22 898030.76

7581233.59 897602.47

DREDGE AREA #2 COORDINATES (POL)

7582533.54 896856.27

X COORDINATE Y COORDINATE

7582510.37 896815.47

7581105.60 897616.00

X COORDINATE Y COORDINATE

7582533.54 896856.27

7582971.03 896379.95

7582874.30 896017.14

X COORDINATE Y COORDINATE

7582665.61 896726.79

DREDGE AREA #3 COORDINATES (POL)

E

F

G

H

I

J

K

L

M

N

O

P

Q

K

R

S

T

U

V

W

B

L7580684.12 897914.99

7581130.14 897659.60

7582422.79 896921.99

7582453.90 896904.22

7582398.92 896879.14

7581209.06 897558.88

7580658.78 897871.91

7580466.23 897988.63

7583070.31 896547.64

7583007.66 896474.69

7584040.42 895953.81

7583835.82 895516.81

7582510.37 896815.47

DETAILS

FOR PLACEMENT SITE

CRS-DISP3-000

SEE DRAWING

FOR DREDGE AREA #1

DETAILS

FOR PLACEMENT SITE

CRS-DISP4-000

SEE DRAWING

FOR DREDGE AREAS #2 & #3

DWG 5 OF 14

-M

A R -1

150'

N.T.S.

47474746464647

47474847

47474645454444

4445454647

454545454444454546

47464646 45454545

484746

4848484847474747

48494949

464646

48484848

46464645

45464646

454444

454647

484748

454545 45454949

464646

484948

474647 464645

454545

48484848

454545 4646474646

444444

464749

454545

4848484747464646 4646474948

4847464646

4646464546

494848

464748484848

464747

47484748474746464747 464645

444444

48474747

454544

45454647

484847 46464646

4949494949

474747

46474646

4545464646

494849

494949 4747474647

48494949494847 46474748484950514947

4646464646454546

48484848

484848

47474849

494848494847

47484745

484949

4949494950

474747464646

45454547

494948

4747464646474848

46464646

494949505049494848495051 5251504948

474646474647

47484747

495049

4949484848

484848

505050

505049

495049

49484847

46464645

494948484746

464748

474748

50504949

48464647

474848

47484849

484847 48474747474848474748

48494950 4949494949

474747

47474949494948

494949

4747464645

454546 464848

484949494848484848484848 48474747

47484847

474748484847

46474748

484848 50494948

484744

46474747

484746

484747474746

464748494847

47494950

48474747

484847 47474849

47474646

484949

49504949

484847

4546474849 494848484848

49484849

494948

474747 474747474747

474747 484747

4647474745 485050

50505050

494744 4244434344444546

464848

494948

46474645 474646

464848 48485050

484549

4950504948

504949

484846 46464747

505050

49494949

4949495151

505049

4747474747

474748

4343444444

454849494949494747

4344434243

46464748

484948

454445

48495049 505050

5049484745

484949

515050

4950505049484948

494949494949

504948

484948

50504949

47474747

42383939

39404243444544444444

484747 4745444545

505050494948

45484748

50494948

495050

4746464648

494848494949

52515050494949

505050515050

49494848

47474848

4139383839393940394142

4343434445 464646

47444343 4542444849504747

464748

494848

504946

49525049 475049

494948

4646464647

484846

464748

49494848

49485051

484848

494848

494848 48474746

4645454544 454546

4748484848 49484850

504948 4848484848

48484848 48484748

48484848474646

48484847 47474747

4646464748

47494747 464647

4748484848

484746

46464748

464645454646 464646

46474646

47474646

47485049

46464646

464647464748474747 474748

47 49 474747 47 49

49 52

47 4846

48 48

48 47

48 47

48 47

45 46

47 49

46 45

46 49

464648

47 49 47

4848 53 464949

46 45

44 40

47 47

04-DEC-17

SURVEY DATE

DREDGE AREA #1

TO BE PROVIDED

SURVEY DATE

DREDGE AREAS #2 & #3

50'

BEL

L

AZIM

UTH

MARK

IPCARL

AZ

CWR 2

Ken ny

IP

Dik e 0 .3

HUB

BROCK

HL 1

FILE

NAME

U S

A R

M Y E

N G

IN

E E

R D

IS

T R

IC

T P

O R

T L

A N

D

C O

R P

S O

F E

N G

IN

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

D R

A W

N B

Y

A W

A R

D D

A T

E

P L

O T

S C

A L E

D E

S

IG

N F

IL

E N

A M

E

S U

B M

IT

T E

D B

Y

C H

IE

F

W A

T E

R W

A Y

S M

A

IN

T S

E C

T

S O

L

IC

IT

A T

IO

N N

O

P L

O T

D A

T E

P L

A N

N

IN

G L

A Y

O U

T D

R A

W

IN

G

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

M A

R K

CL

N.T.S.

R M

-0

-0

T

O

D A

T E

A P

P R

1 2

C

A

D

43 5

C

A

B

D

B

STAFF GAGE AT RAINIER: Northing: 892612 Easting: 7584970

** Shoalest Sounding per Quarter per Reach conditions existing at that time and is in support of channel maintenance only.

on the date indicated and can only be considered to represent the general channel The information depicted on this map represents the results of a survey conducted

Committee, Pacific Northwest River Basins Commission, July 1972.

River mileage conforms to the River Mile Index of the Hydrology and Hydraulics at Columbia River Mile 67.6.

CRD is 2.78 feet above the North American Vertical Datum of 1988 (NAVD 88 Geoid 09) Soundings are shown in feet and indicate depths below Columbia River Datum.

Vertical Datum:

System (SPCS), Oregon North Zone. Distance units in U.S. Survey Feet.

North American Datum of 1983 (NAD83), projected to the State Plane Coordinate Horizontal Coordinate System:

SCALE IN FEET

N

X COORDINATE X COORDINATE

OF YOUR CONTRACT

SAFETY IS A PART

Y COORDINATE

A

B

C

D

Y COORDINATE

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

NOTES

THE EXISTING PROJECT

upstream from present terminus of harbor line.

Columbia River through old mouth of Cowlitz River to a point about 3,000 feet provides for a channel 8 feet deep and 150 feet wide from deep water in the

O L

D M

O U

T H C

O W

L

IT

Z

T M

H

T M

H K

A R

L A G E

L L

IS

100' 100' 200' 300' 400'

X ,5

,0

Y 895,000 Y 895,000

X ,5

,0

X ,5

,0

X ,5

,0

X ,5

,0

X ,5

,0

Y 896,000

Y 894,000 Y 894,000

Y 896,000

REQUIRED DREDGING DEPTH

MAXIMUM DREDGING DEPTH

CRS-CWM-000

E N

M

C R

S -C

W M -0

.D

W G

W

N

B

C L

A M

S H

E L L M

A

IN

T E

N A

N C

E D

R E

D G

IN

G

C O

L U

M B

IA

R

IV

E R S

ID

E C

H A

N N

E L S

WASHINGTON

A

B

C

D

E

F

G

H

I

DREDGE AREA #1 COORDINATES DREDGE AREA #2 COORDINATES

G

H

I

B

E

F

7585570.92 895189.26

7586411.40 895511.12

7586482.92 895324.35

7585642.44 895002.49

7586411.40 895511.12

7587087.38 895769.99

7589027.37 896718.51

7589082.28 896606.22

7587137.28 895655.25

7586456.10 895394.39

RM 00-06-00

OF DREDGE AREA #1

DOWNSTREAM LIMIT

RM 00+05+00

OF DREDGE AREA #2

DOWNSTREAM LIMIT

RM 00+05+00

OF DREDGE AREA #1

UPSTREAM LIMIT

RM 00+33+90

OF DREDGE AREA #2

UPSTREAM LIMIT

+9

+9

SITE DETAILS

FOR PLACEMENT

CRS-DISP3-000

SEE DRAWING

DWG 6 OF 14

-M

A R -1

333333

373737

394040

414242

4343 43

45 45

46 4646

4747 47

48 48

494950

51 51

35 35

393939

6 67

373738

7 8

91010

292930

303131

343536

373838

4 4

5 7

9 9

10 11

6 6

8 8

10 11

212223

232425

252626

3 3

7 88

282829

4 5

6 6

11 11

182021

11 11

+1

+1

7 7

9 9

+3+2 +1

+1

3 3

+0

4 4

55 5

8 88

+1 +1

+3 +2

6 8

4 56

11 11

11 11

11 11

3 3

6 6

99 9

5 6

11 11

11 11

8 8

8 9

9 9

10 10

11 11

+0

2 3

9 10

+0

+00

+1 +0

3 3

+2 +2

6 6 6

+3 +2

+3 +3

+3

+1 +1

+0

11 11

+3

+1

+3 +3

+2

+3+2+1

+3+3

11 11

+2 +2

34 5

55 6

6 6

9 9

11 11

+2

7 7

+1

+2

+2 +1

+1

3 4

+2+

+2 +1

+3 +3

+3

+2 +2+

+4

+3 +3

+1

9 9

+4 +4+

+1

+1+

9 9

+3+ 3+ 2+

+1+

+0

+0

+0

+0 +0

6 6

+1+

7 77

4 4

6 6

7 7

+0

6 6

+1 +1+0

+2 +2 +2

+2 +2

+2

7 7

+2 +2

+1 +1

+0

+3 +3

+2

+1+ 1+

+3 +3

+3

+2

+1

6 6

7 7

+3+ 3+ 2+

+1

+0

5 5

+2 +2+

+1+

+1

+2 +2

+1 +1

+2 +2

+2

+1+ 1+

5 5

+1+

+1

5 5

6 7

+1+

+1 +0

+0

6 6

+2

+2+2

+1

+1+

+1+

+1

+1+

6 6

+1+ 1+

+1

+1

+0

6 6

+1 +1

+1

+1 +0+

+1+

+0

+1 +1

+1

+1

+0

+00

3 3

6 6

5 5

6 6

4 44

6 6

4 4

5 5

6 7

2 2 3

66 6

7 7

7 7

33 3

3 33

4 4

7 7

6 6

3 4

7 7

4 4

4 4

4 4

3 3 4

5 5

7 7

7 7

7 7

4 5

6 6

7 7

7 7

6 7

4 4

5 5

5 5

+2

+2

16-JAN-19

SURVEY DATE

-7 ft. CRD

-8 ft. CRD

-7 ft. CRD

-8 ft. CRDBASED ON PRE-DREDGE SURVEY

ACTUAL DREDGING DEPTHS TO BE DETERMINED

A

A

CL

N.T.S.

REQUIRED DREDGING DEPTH

MAXIMUM DREDGING DEPTH

-9 ft. CRD

-9 ft. CRD

BASED ON PRE-DREDGE SURVEY

ACTUAL DREDGING DEPTHS TO BE DETERMINED

RIVER MILE: 00+20+00

CROSS SECTION A - A

75' 50'

75' 75' 50'

OW

-10 ft. CRD

-10 ft. CRD

B

B

RIVER MILE: 00-08-00

CROSS SECTION B - B

NOTES

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

The project depth curve is shown thus:

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.

Control is by USACE and NOS-C&GS.

Datum is Columbia River Datum. (CRD is 1.82 feet above National Geodetic

Soundings are shown in feet and indicate depths below CRD.

The CRD plane is shown thus:

Vertical Datum at Columbia River Mile 106.5, 1947 adjustment.)

River mileage conforms to the River Mile Index of the Hydrology and Hydrau-lics Committee, Pacific Northwest River Basins Commission, July 1972.

Coordinates are based on the Lambert Projection for Oregon, North Zone (NAD 83, 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

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, FLOW

U.S. Survey Feet).

Aerial Photography taken in 2001 by U.S.G.S.

Reference is Navigation Chart No. 18531.

THE EXISTING PROJECT

provides for a channel 10 feet deep and 300 feet wide from

River Mile 5.8 to deep water in the Columbia River.

FILE

NAME

U S

A R

M Y E

N G

IN

E E

R D

IS

T R

IC

T P

O R

T L

A N

D

C O

R P

S O

F E

N G

IN

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

D R

A W

N B

Y

A W

A R

D D

A T

E

P L

O T

S C

A L E

D E

S

IG

N F

IL

E N

A M

E

S U

B M

IT

T E

D B

Y

C H

IE

F

W A

T E

R W

A Y

S M

A

IN

T S

E C

T

S O

L

IC

IT

A T

IO

N N

O

P L

O T

D A

T E

P L

A N

N

IN

G L

A Y

O U

T D

R A

W

IN

G

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

M A

R K

CL

N.T.S.

R M

T

O

D A

T E

A P

P R

1 2

C

A

D

43 5

C

A

B

D

B

X ,6 ,0

+8

.0

O R E G O N

10 12

17 17

11 13

8 8

16 17 18 1818

19 19

5 5

89 10

6 10

9 12

13 15

16 17

3 3

3 4

4 4

171818

4 4

3 3

4 4

6 6

8 9

11 11

12 12

1010 10

12 1212

171717

17 17

181919

+0

14 1414

+0

17 171818

19 20

20 20

9 19

7 6

+1

+0 +1

+1 +1

+1 +1

+1 +1

+0

+0 +0

+0

2 2

W

N

B

SCALE IN FEET

X COORDINATE X COORDINATE

OF YOUR CONTRACT

SAFETY IS A PART

Y COORDINATE Y COORDINATE

O R

E G

O N S

L O

U G

H

T M

H

T M

H K

A R

L A G E

L L

IS

Y

4, Y

3, Y

2, Y

2, Y

3, Y

4, X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

100' 100' 200' 300' 400'

-10 ft. CRD

-11 ft. CRD

MAXIMUM PAY OVERDEPTH

MAXIMUM DREDGING DEPTH

N

A

D

B

C

J

I

H

G

F

E

DREDGE AREA #1 COORDINATES DREDGE AREA #2 COORDINATES

E

F

7654210.24 712860.20

7655406.19 713496.08

7655547.03 713231.20

7654842.18 712856.43

7654828.10 712882.92

7654262.47 712582.18

7652551.05 712980.24

7654224.75 712782.97

7652524.71 712756.78

+2

0+

DREDGE

AREA

#1

UPS

TREAM

LIM

IT

OF

+0

6+

DREDGE

AREA

#1

DOW

NSTREAM

LIM

IT

OF

+4

1+

DREDGE

AREA

#2

DOW

NSTREAM

LIM

IT

OF

+0

6+

DREDGE

AREA

#2

UPS

TREAM

LIM

IT

OF

+7

03-DEC-18

SURVEY DATE

A

A

150' 120'

RIVER MILE: 06+10+00

CROSS SECTION A - A

CRS-OSU-000

C L

A M

S H

E L L M

A

IN

T E

N A

N C

E D

R E

D G

IN

G

C O

L U

M B

IA

R

IV

E R S

ID

E C

H A

N N

E L S

E N

M

C R

S -O

S U -0

.D

W G

7654268.27 712551.29

A

B

C

D

G

H

I

J

EASTING: 7659882NORTHING: 712559TIDE GAGE: SHERIFF'S DOCK

SITE DETAILS

FOR PLACEMENT

AND CRS-DISP6-000

CRS-DISP5-000

SEE DRAWINGS

-M

A R -1

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

FLOOD

EBB

Port

Rear

Port

Fixed Occulting

Front

Starboard Mid Channel Junction

Starboard 43

Flashing, FLOW

FILE

NAME

U S

A R

M Y E

N G

IN

E E

R D

IS

T R

IC

T P

O R

T L

A N

D

C O

R P

S O

F E

N G

IN

E E

R S

P O

R T

L A

N D

O R

E G

O N

D E

S

IG

N E

D B

Y

C H

E C

K E

D B

Y

D R

A W

N B

Y

A W

A R

D D

A T

E

P L

O T

S C

A L E

D E

S

IG

N F

IL

E N

A M

E

S U

B M

IT

T E

D B

Y

C H

IE

F

W A

T E

R W

A Y

S M

A

IN

T S

E C

T

S O

L

IC

IT

A T

IO

N N

O

P L

O T

D A

T E

P L

A N

N

IN

G L

A Y

O U

T D

R A

W

IN

G

US ARMY CORPS

OF ENGINEERS

PORTLAND DISTRICT

D A

T E

A P

P R

M A

R K

M A

R K

D A

T E

A P

P R

1 2

C

A

D

43 5

C

A

B

D

B

W

N

B

SCALE IN FEET

X COORDINATE

OF YOUR CONTRACT

SAFETY IS A PART

Y COORDINATE

A

B

C

D

T M

H

T M

H K

A R

L A G E

L L

IS

100' 100' 200' 300' 400'

N

NOTES

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

Soundings are shown in feet and indicate depths below CRD.

Horizontal coordinates are based on the Lambert Projection for Oregon, North Zone

(NAD 83, U.S. Survey Feet).

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

Committee, Pacific Northwest River Basin Commission,July 1972.

River mileage conforms to the River Mile Index of the Hydrology and Hydraulics

Reference is Navigation Chart No. 18525.

Vertical datum is Columbia River Datum. CRD is 5.09 feet above North American Vertical Datum of 1988 (NAVD 88 Geoid 09) at Columbia River Mile 103.8, 5.23 feet above at River Mile 106.4.

The project depth curve is shown thus:

Control is by USACE and NOS-C&GS.

2012 Aerial Photography data source: USDA, Service Center Agencies.

X ,6 ,0

Y

5, Y

5, X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

X ,6 ,0

Y

4, Y

3, Y

2, Y

2, Y

3, Y

4, OREGON

WASHINGTON

WASHINGTON

OREGON

O R E G O N

W A S H I N G T O N

50 52+28

V A

N C

O U

V E

R T

U R

N

IN

G B

A S

IN

CRS-VTB-000

FLOW

THE EXISTING PROJECT

provides for a channel 43 feet deep and 500 feet wide from river mile 101.4 at th Mouth of the Willamette to river mile 104.6, a lower turning basin 43 feet deep, 800 feet wide and 5000 feet long, and an upper turning basin 35 feet wide and 2000 feet long just below the Interstate Highway Bridge at river mile 106.5.

Columbia River to Oregon Slough mile 1.5 with a triangular turning basin about 3000 feet long, an average width of 1000 feet and 43 feet deep. Thence a channel 20 feet deep and 200 feet wide to Oregon Slough mile 3.8.

DREDGE AREA COORDINATES

E N

M

C R

S -V

T B -0

.D

W G

C L

A M

S H

E L L M

A

IN

T E

N A

N C

E D

R E

D G

IN

G

C O

L U

M B

IA

R

IV

E R S

ID

E C

H A

N N

E L S

A

D C

B

7640129.93 723960.96

7640519.80 723647.91

7640426.39 723530.59

7640035.22 723842.02

RM 105+04+75

OF DREDGE AREA

DOWNSTREAM LIMIT

RM 105+09+75

OF DREDGE AREA

UPSTREAM LIMIT

R M

T

O

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