ELOCHOMAN MARINA & SLOUGH MAINTENANCE DREDGING · nwp-2003-602 elochoman marina & slough maintenance dredging reference: ... per the published ngs/noaa pid sc0327 tidal bench mark

PORT DISTRICT NO. 1 OF WAHKIAKUM COUNTY

SHEET

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

400 E Mill Plain Blvd., Suite 400Vancouver, WA 98660

360.694.2691 (p) 360.906.1958 (f)www.maulfoster.com

M A U L F O S T E R A L O N G I

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lliott

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Date:

Filepath:

0333.04.01

C0

ELOCHOMAN MARINA & SLOUGH

MAINTENANCE DREDGING

COVER

CATHLAMET, WA

10/12/2016

E. BAKKOM

J. ELLIOTT

REFERENCE #:

NWP-2003-602

ELOCHOMAN MARINA & SLOUGHMAINTENANCE DREDGING

REFERENCE: NWP-2003-602-1APPLICANT: PORT DISTRICT NO. 1 OF

WAHKIAKUM COUNTY

LOCATION: CATHLAMET, WASHINGTON

LAT/LONG: 45° 49' 4.7" N, 122° 45' 4.8" WIN: ELOCHOMAN SLOUGHNEAR/AT: CATHLAMET, WASHINGTONCOUNTY: WAHKIAKUM

ADJACENT PROPERTY OWNERS:1. PORT DISTRICT NO. 1 OF WAHKIAKUM

COUNTY2. WASHINGTON DEPARTMENT OF

NATURAL RESOURCES3. TOWN OF CATHLAMET

PERMIT DOCUMENT

SITE

NWP-2003-602-1 1 Enclosure 1


SHEET

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:




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Date:

Filepath:

0333.04.01

C1



SHEET LIST & NOTES

CATHLAMET, WA

10/12/2016

E. BAKKOM

J. ELLIOTT

REFERENCE #:

NWP-2003-602

ELOCHOMAN MARINA & SLOUGHMAINTENANCE DREDGING

PROJECT CONTROLS ARE ESTABLISHED ON THE FOLLOWINGVERTICAL AND HORIZONTAL DATUMS:

VERTICAL DATUM: COLUMBIA RIVER DATUMHORIZONTAL DATUM: NAD83 WASHINGTON STATE PLANE, SOUTH ZONE, US FOOT

BATHYMETRIC SURVEY COLLECTED BY STATE OF WASHINGTON DEPARTMENT OF ECOLOGY COASTAL MONITORING & ANALYSIS PROGRAMRESEARCH VESSEL GEORGE DAVIDSON DURING MAY 7-10, 2013.

TOPOGRAPHIC SURVEY COLLECTED BY KLEIN AND ASSOCIATES ON JANUARY 29, 2016. EXISTING LINE OF MEAN HIGH TIDE HELD AS 8.54' NAVD(7.27' CRD) PER THE PUBLISHED NGS/NOAA PID SC0327 TIDAL BENCH MARK DATA.

SHEET LIST TABLE

SHEET NUMBER SHEET TITLEC0 COVER SHEET

C1 SHEET LIST

C2 DREDGE PRISM OVERVIEW

C3 ENLARGED DREDGE PLAN 1




C7 DREDGE TYPICAL SECTIONS 1

C8 DREDGE TYPICAL SECTIONS 2

C9 UPLAND EXISTING CONDITIONS

C10 DEWATERING PLAN

C11 UPLAND PLACEMENT PLAN

C12 UPLAND TYPICAL SECTIONS

PERMIT DOCUMENT


-25-20-15-10-5 0

-5-5 0

-5

-5

-5

-5

-5

-5

0

-9-9

-8

-8

-7-6

-4-3

-2

DREDGE PIPELINE

PERMIT DOCUMENT


SHEET




C2



DREDGE PRISM OVERVIEW

CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

0 250' 500'

NOTE: BAR IS ONE INCH ON ORIGINAL

DRAWING. IF NOT ONE INCH ON THIS

SHEET, ADJUST SCALE ACCORDINGLY.

C3

C4 C5

C6

DMMU 1 (-10 CRD NEATLINE)


DREDGING SIDESLOPES

LEGEND:

DREDGE PIPELINE (OVERLAND)DREDGE PIPELINE (FLOATING)

NOTE: THE DREDGE PIPELINECONFIGURATION SHOWN REPRESENTSLIKELY MAXIMUM EXTENTS. THE FLOATINGPORTION OF THE DREDGE PIPELINE WILLBE RECONFIGURED THROUGHOUT THEWORK TO ALLOW ACCESS TO ALLPORTIONS OF THE DREDGE PRISM. THEFLOATING PIPELINE WILL BE MOVED OUTOF THE NAVIGATION CHANNEL WHENNOT IN USE.


-5-5 0

-9-8

-7-6

-4

-3

-2

-5 -5 -5

-50

0

-3

-3-3

-5

-5

00

0

-8 -8 -7-7-6 -6

-5-5

0

0

PERMIT DOCUMENT


SHEET




C3



ENLARGED DREDGE PLAN 1

CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

0 80' 160'






DREDGING SIDESLOPES

LEGEND:

1

C

7

1

C

7

DREDGE PIPELINE (OVERLAND)DREDGE PIPELINE (FLOATING)

NOTE: THE DREDGE PIPELINECONFIGURATION SHOWN REPRESENTSLIKELY MAXIMUM EXTENTS. THE FLOATINGPORTION OF THE DREDGE PIPELINE WILLBE RECONFIGURED THROUGHOUT THEWORK TO ALLOW ACCESS TO ALLPORTIONS OF THE DREDGE PRISM. THEFLOATING PIPELINE WILL BE MOVED OUTOF THE NAVIGATION CHANNEL WHENNOT IN USE.


-9-8

-5

-50

0-5-50

0-5-50

0

PERMIT DOCUMENT


SHEET




C4




CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

0 80' 160'





DREDGING SIDESLOPES

LEGEND:

DREDGE PIPELINE (OVERLAND)


-5

-5

-5

-5

-5

-5

0

-5

-6

-6

-4-3

PERMIT DOCUMENT


SHEET




C5




CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

0 80' 160'





DREDGING SIDESLOPES

LEGEND:

2

C7

2

C7


-25

-20

-15

-10-5

0

-5

-50

0

-25

-20-15

-10-5

0

PERMIT DOCUMENT


SHEET




C6




CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

0 80' 160'





DREDGING SIDESLOPES

LEGEND:

1

C8

1

C8


ELEV

ATIO

N (F

T)

-20'

-10'

0'

10'

-20'

-10'

0'

10'

0' 25' 50' 75' 100' 125'

0' 25' 50' 75' 100' 125'

NEATLINE DREDGEPRISM (-10 FT CRD)

OVERDREDGEPRISM (-12 FT CRD)

EXTG GRADE

ELEV

ATIO

N (F

T)

-20'

-10'

0'

10'

-20'

-10'

0'

10'

0' 25' 50' 75' 100' 125' 150' 175' 200' 225' 250'

0' 25' 50' 75' 100' 125' 150' 175' 200' 225' 250'

EXTG GRADENEATLINE DREDGEPRISM (-10 FT CRD)


PERMIT DOCUMENT


SHEET




C7



DREDGE TYPICAL SECTIONS 1

CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

SCALE AS NOTED




1C3

TYPICAL SECTIONHORIZONTAL SCALE: 1" = 40'VERTICAL SCALE: 1" = 20'

2C5



ELEV

ATIO

N (F

T)

-20'

-10'

0'

10'

-20'

-10'

0'

10'

0' 25' 50' 75' 100' 125' 150' 175'

0' 25' 50' 75' 100' 125' 150' 175'

NEATLINE DREDGEPRISM (-10 FT CRD)


EXTG GRADE

PERMIT DOCUMENT


SHEET




C8



DREDGE TYPICAL SECTIONS 2

CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

SCALE AS NOTED




1C6



S

S

x

S

S

S

C

/

E

C

/

E

C

/

E

GRAVEL PARKINGAREA (PORT)

FORMERLAGOON #1

GRAVELACCESS ROAD

ASPHALTACCESS ROAD

GRAVELACCESS ROAD

FORMER CHLORINECONTACT TANK

FORMER EFFLUENTPUMP STATION

FORMERLAGOON #2

FORMERLAGOON #3

5

10 10

510

10

MEAN HIGH TIDE(7.27 FT CRD)



PERMIT DOCUMENT


SHEET




C9



UPLAND EXISTING CONDITIONS PLAN

CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

0 80' 160'





S

S

x

S

S

S

C

/

E

C

/

E

C

/

E

GRAVEL PARKINGAREA (PORT)

FORMERLAGOON #1

GRAVELACCESS ROAD

FORMERLAGOON #2

FORMERLAGOON #3

DREDGE DISCHARGEPIPELINE

ACCESSRAMP

DEWATERING WEIR(STACKED ECOLOGYBLOCKS)

FILTRATION SYSTEM

PUMP

FILTERED EFFLUENTDISCHARGE

5

10 10

510

10

-20.0%

-20.0%

PERMIT DOCUMENT


SHEET




C10

DEWATERING PLAN

CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J.

ELLIOTT

0 80' 160'







S

S

x

S

S

S

C

/

E

C

/

E

C

/

E

EXTG GRAVELACCESS ROAD

FORMERLAGOON #2

CO

LUMBIA

RIVER

12" CULVERTL= 35.30 FT, S= 1.00%IE (UP)= 10.73 FTIE (DOWN)= 10.38 FT

18" CULVERTL= 31.00 FT, S= 1.00%IE (UP)= 9.29 FTIE (DOWN)= 8.98 FTINSTALL TIDE GATE ONDOWNSTREAM END.

510

10

5

10

15

-2.0% -2.0%

-2.0%

-2.0%

-2.0%

-2.0%

-4.0

:1-2.0%

-2.0% -2.0

%

-2.0%

15

15

STORMWATERCONVEYANCEDITCH (TYP)

5

10

10

PERMIT DOCUMENT


SHEET




C11



UPLAND PLACEMENT PLAN

CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

0 80' 160'




C

1

2

1

C

1

2

1

C

1

2

2

C

1

2

2


-10'

0'

10'

20'

30'

-10'

0'

10'

20'

30'

0' 50' 100' 150' 200' 250' 275'

0' 50' 100' 150' 200' 250' 275'

-10'

0'

10'

20'

30'

-10'

0'

10'

20'

30'

0' 50' 100' 150' 200' 250' 300' 350' 400' 450' 500' 550'

0' 50' 100' 150' 200' 250' 300' 350' 400' 450' 500' 550'

DREDGEDSEDIMENT (TYP)

GRAVEL/ROCKCOVER (TYP)

EXTG ACCESSROAD

EXTG ACCESSROAD

GRAVEL/ROCKCOVER (TYP)

DREDGEDSEDIMENTEXTG GRADE

PERMIT DOCUMENT


SHEET




C12



UPLAND TYPICAL SECTIONS

CATHLAMET, WA

REFERENCE #:

NWP-2003-602

MFA JOB #:

CHECKED:

DRAWN:

ISSUE DATE:

0333.04.01

10/12/2016

E. BAKKOM

J. ELLIOTT

SCALE AS NOTED




1C11


2C11



Documents

ELOCHOMAN MARINA & SLOUGH MAINTENANCE DREDGING · nwp-2003-602 elochoman marina & slough maintenance dredging reference: ... per the published ngs/noaa pid sc0327 tidal bench mark