Plan_-__Slip_3_Remediation_-_CERTIFIED_FINAL_READY_TO_ADVERTISE-_09MAY2018.pdf

PDF 8 MB Posted Jun 7, 2018

Attached to: FY18 St. Louis River AOC Slip 3 and Slip C Remedial Cap
Solicitation number: W911XK18B0007
Issued by: Department of the Army Corps of Engineers Engineering District Detroit

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PLANS SLIP 3

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File	Type	Posted
Abstract_--Construction_St._Louis_AOC_Slip_3_Slip_C--signed.pdf	PDF	Aug 2, 2018
Amendment_0005_-_W911XK18B0007.pdf	PDF	Jul 20, 2018
Amendment_0004_-_W911XK18B0007.pdf	PDF	Jul 18, 2018
W911XK18B0007_AMENDMENT_0003_(2).pdf	PDF	Jul 12, 2018
01_35_13_Ammendment_0002.pdf	PDF	Jul 11, 2018
W911XK18B0007_Amendment_0002.pdf	PDF	Jul 11, 2018
01_22_00.00_10_AMENDMENT_0001.pdf	PDF	Jul 9, 2018
35_20_23_AMENDMENT_0001.pdf	PDF	Jul 9, 2018
W911XK18B0007_Amendment_0001_St_Louis_Slip_C_Slip_3.pdf	PDF	Jul 9, 2018
Slip_C_Slip_3_Safety_Zones.pdf	PDF	Jun 29, 2018
Sign-In_Sheet-_Slip_3_&_C_Site_Visit_6-19-2018_.pdf	PDF	Jun 19, 2018
W911XK18B0007_St_Louis_River_Slip_3_Slip_C_Remedial_Cap.pdf	PDF	Jun 7, 2018
Plan_-__Slip_C_Remediation_-_CERTIFIED_FINAL_READY_TO_ADVERTISE-_14MAY2018.pdf	PDF	Jun 7, 2018
Spec_RTA_MN_Slip_3_&_C_5Jun2018.pdf	PDF	Jun 7, 2018

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SHEET CN104

REQ'D LAYER A SOURCE MATERIAL

FEDERAL NAVIGATION CHANNEL

CN101-CN103

REMEDIATION SITE

SLIP 3 SEDIMENT

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...\Active Projects\I-RAP-Duluth, MN (402563)-Slip 3 Sediment Remediation\3 - CADD\CAD_BIM\_Sheets\

SOLICITATION NO.:

CONTRACT NO.:

ISSUE DATE:

T R

M I

A N A of Engineers

US Army Corps

WILLIAM D. MERTE P.E., CHIEF COST & GENERAL ENGINEERING BRANCH

PHILLIP C. ROSS P.E., CHIEF ENGINERRING & CONSTRUCTION OFFICE

MARIE STRUM P.E., CHIEF ENGINEERING & TECHNICAL SERVICES

REQUIRED BY ER 1110-1-8152

PROJECTS DOCUMENTS WITHIN THE SCOPE OF THEIR EMPLOYMENT AS

REGISTRATION DESIGNATIONS OF INDIVIDUALS APPEAR ON THESE

ARMY CORPS OF ENGINEERS. THE INITIALS OR SIGNATURES AND

THE PROJECT WAS DESIGNED BY THE DETROIT DISTRICT OF THE U.S.

NICHOLAS J. ZAGER P.E., CHIEF GEOTECHNICAL & STRUCTURES BRANCH

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SLIP 3 SEDIMENT REMEDIATION

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ST. LOUIS RIVER AOC - REMEDIAL ACTION PLAN

LICENSE NUMBER: 52590 DATE:

TYPED OR PRINTED NAME:

SIGNATURE:

LAWS OF THE STATE OF MINNESOTA.

LICENSED PROFESSIONAL ENGINEER UNDER THE

DIRECT SUPERVISION AND THAT I AM A DULY

OR REPORT WAS PREPARED BY ME OR UNDER MY

I HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION,

Minnesota

Wisconsin

Illinois

Indiana Ohio

Michigan

L ake H uron

La ke E rie

Lake Superior

L a k e M ic h ig a n

Harbor

Duluth/Superior

ST. LOUIS COUNTY, MN

DULUTH - SUPERIOR HARBOR

PROJECT LOCATION:

VICINITY PLAN

SCALE: NTS

LOCATION PLAN

SCALE: 1" = 2,000'

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07MAY2018

CERTIFIED FINAL - READY TO ADVERTISE

NICHOLAS J. ZAGER /S/

WILLIAM D. MERTE /S/

PHILLIP C. ROSS /S/

MARIE STRUM /S/

W911XK18B0007

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SCALE: 1"=1'

1. TITLE SPECIFIC NOTES

NOTE:

0 1' 2'6"

NOTES SPECIFIC TO THIS TITLE

IS BEING CALLED FROM

SHEET ID THE DETAIL OR SECTION

TITLE ITEM IS

LOCATION ON THE GRID THE

TITLE OF DETAIL, PLAN, SECTION

TEXT SCALE GRAPHIC SCALE

NORTH ARROW OF TITLE ITEM

PAPER NORTH

TRUE NORTH

GRID SPACE DETAIL IS LOCATED

DETAIL CALL OUT

SHEET ID, DETAIL IS ON

SECTION CALL OUT

GRID SPACE SECTION IS LOCATED

DIRECTION OF SECTION CUT

GENERAL NOTES:

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SHEET ID, SECTION IS ON

UPSTREAMU/S

TYPICAL(TYP) OR TYP

TRANSVERSETRANS

THICKTHK

SYMMETRICALSYMM

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STANDARD ABBREVIATIONS:

REQUIRED AREA MINIMUM D REQUIRED MNDOT SPECIFICATION50

9 mm (MEDIUM GRAVEL)

TRANSITION AREA

AREA AND

SHALLOW CAP

0.8 mm (COARSE SAND) FINE AGGREGATE GRADATION REQUIREMENTS

PORTLAND CEMENT CONCRETE - TABLE 3126-3,

SECTION 3126, FINE AGGREGATE FOR

AREA

AND APRON

DEEP CAP AREA

DESIGNATION #2

CONCRETE, COARSE AGGREGATE

COARSE AGGREGATE DESIGNATION FOR

PORTLAND CEMENT CONCRETE - TABLE 3137-4,

SECTION 3137, COARSE AGGREGATE FOR

OUTSIDE OF THE SLIP AS DESCRIBED IN SPEC SECTION 35 20 23.

SEDIMENTS SHALL BE DECONTAMINATED AT THE COMPLETION OF THE LEVELING AND PRIOR TO USE AT ANY LOCATIONS

17. ALL EQUPIMENT USED FOR LEVELING THE EXISTING SEDIMENTS IN THE SLIP THAT DIRECTLY CONTACTS THEOSE

16. CONTRACTOR IS PROHIBITED FROM USE OF TEMPORARY ANCHORS OR SPUDS WITHIN THE CAPPING AREA.

PRECAUTIONARY MEASURES TO PROTECT ANY EXISTING UTILITIES OR STRUCTURES LOCATION AT THE WORK SITE.

UTILITY COMPANIES FOR ON-SITE LOCATIONS OF EXISTING UTILITIES. THE CONTRACTOR IS REQUIRED TO TAKE DUE

FOR THEIR ACCURACY. PRIOR TO THE START OF ANY CONSTRUCTION ACTIVITY, THE CONTRACTOR SHALL NOTIFY THE

AVAILABLE AND ARE GIVEN FOR THE CONVENIENCE OF THE CONTRACTOR. THE ENGINEER ASSUMES NO RESPONSIBILITY

15. THE LOCATION OF ALL EXISTING UTILITIES SHOWN ON THIS PLAN HAVE BEEN DETERMINED FROM THE BEST INFORMATION

14. REQUIRED RIP RAP SHOWN IN DETAIL D2 SHEET CN501 SHALL CONSIST OF D = 9 INCH RIP RAP.

LAYER B:

LAYER A: FINE SAND DREDGE, SOURCED FROM FEDERAL NAVIGATION CHANNEL AS SHOWN ON SHEET CN104.

AND APRON AREAS SHALL CONSIST OF THE FOLLOWING MATERIALS IN ACCORDANCE WITH SPECIFICATION 35 20 24.

SATISFACTORY MATERIALS FOR LAYER A AND LAYER B FOR THE SHALLOW CAP AREA, TRANSITION AREA, DEEP CAP AREA,

13. SUBAQUEOUS CAP CONSTRUCTION WILL CONSIST OF LAYER A AND LAYER B AS SHOWN ON SHEET CN501, DETAIL A8.

SOLICITATION DOCUMENTS.

12. THE CONTRACTOR SHALL VERIFY THE LOCATION OF AUTHORIZED CROSSINGS IN ACCORDANCE WITH THE CONTRACT

11. MATERIAL SHALL NOT BE STOCKPILED WITHIN 10 FEET OF EXISTING DOCKWALLS.

EQUIPMENT GUIDELINES PRESENTED IN THE SITE SAFETY PLAN.

TARGET LEVELS SEE SPECIFICATION 35 20 23 ATTACHMENT B. CONTRACTOR SHALL FOLLOW THE PERSONAL PROTECTIVE

10. EXISTING SEDIMENTS IN THE SLIP HAVE CONCENTRATIONS OF SELECT CONTAMINANTS ABOVE SEDIMENT QUALITY

RIGHTS FROM THE LANDOWNER TO PERFORM PROJECT WORK FROM PRIVATE LAND.

9. CONTRACTOR SHALL OBTAIN ALL PERMITS AND SITE ACCESS PERMISSION IF CONTRACTOR DESIRES TO OBTAIN ACCESS

CAUSED BY THE CONTRACTOR DURING CONSTRUCTION SHALL BE REPAIRED AT THE EXPENSE OF THE CONTRACTOR.

8. ANY DAMAGE TO PRIVATE OR PUBLIC PROPERTY AND TO EXISTING STRUCTURES NOT SPECIFIED TO BE ALTERED AND

REQUIREMENTS SPECIFIED WITHIN THE CONTRACT DOCUMENTS.

SUBAQUEOUS CAP AND WILL ENSURE THAT THE DREDGING WITHIN THE FEDERAL NAVIGATION CHANNEL MEETS THE

CONDITIONS WITHIN THE SITE IN ORDER TO COMPUTE THE VOLUME OF MATERIAL NEEDED TO CONSTRUCT LAYER A OF THE

NAVIGATION CHANNEL, RESPECTIVELY. THESE SURVEYS WILL BE UTILIZED TO ESTABLISH A BASELINE FOR EXISTING

A SIXTH AND SEVENTH BATHYMETRIC SURVEY WILL BE CONDUCTED PRIOR-TO AND AFTER DREDGING WITHIN THE FEDERAL

DOCUMENTS AND SHALL BE UTILIZED TO DEVELOP THE RECORD AS-BUILT DRAWINGS OF THE SITE.

CAP, WILL ENSURE THAT LAYER B CONSTRUCTION MEETS THE REQUIREMENTS SPECIFIED WITHIN THE CONTRACT

SURVEY WILL BE UTILIZED TO COMPUTE THE VOLUME OF MATERIAL NEEDED TO CONSTRUCT LAYER B OF THE SUBAQUEOUS

THE FIFTH BATHYMETRIC SURVEY WILL BE CONDUCTED AFTER CONSTRUCTION OF LAYER B OF THE SUBAQUEOUS CAP. THIS

ESTABLISH A BASELINE FOR LAYER B OF THE SUBAQUEOUS CAP.

THAT LAYER A CONSTRUCTION MEETS THE REQUIREMENTS SPECIFIED WITHIN THE CONTRACT DOCUMENTS AND TO

CAP AND PRIOR TO CONSTRUCTION OF LAYER B OF THE SUBAQUEOUS CAP. THIS SURVEY WILL BE UTILIZED TO ENSURE

A THIRD AND FOURTH SURVEY WILL BE CONDUCTED AFTER CONSTRUCTION OF EACH LIFT OF LAYER A OF THE SUBAQUEOUS

SUBAQUEOUS CAP.

REQUIREMENTS SPECIFIED IN THE CONTRACT DOCUMENTS AND TO ESTABLISH A BASELINE FOR LAYER A OF THE

MATERIAL DREDGED/PLACED TO COMPLETE THE SLIP LEVELING EFFORT, WILL ENSURE THAT SLIP LEVELING SATISFIES THE

CONSTRUCTION OF LAYER A OF THE SUBAQUEOUS CAP. THIS SURVEY WILL BE UTILIZED TO COMPUTE THE VOLUME OF

THE SECOND BATHYMETRIC SURVEY WILL BE COMPLETED AFTER COMPLETION OF THE SLIP LEVELING AND PRIOR TO

NOT THE REQ'D DREDGE DEPTH NEEDS TO BE REVISED.

RESPONSIBLE FOR COLLECTING AND ANALYZING THE SURVEY DATA IN ORDER TO MAKE A DETERMINATION ON WHETHER OR

THE EVENT THAT THIS SURVEY VARIES SIGNIFICANTLY FROM WHAT IS PROVIDED HEREIN. THE GOVERNMENT SHALL BE

INITIATING. THIS SURVEY WILL BE COLLECTED TO ESTABLISH A BASELINE FOR EXISTING CONDITIONS WITHIN THE SITE. IN

THE FIRST BATHYMETRIC SURVEY WILL BE COLLECTED PRIOR TO START OF DREDGING AND PLACEMENT WITHIN THE SLIP

SECTION 35 20 23.

INCLUDING, BUT NOT LIMITED TO, EQUIPMENT THAT WILL BE USED TO COLLECT THE SURVEYS, IS DESCRIBED IN SPEC

COLLECT AND PROCESS THE SURVEY DATA. ADDITIONAL INFORMATION WITH REGARDS TO THE BATHYMETRIC SURVEYS, A GOVERNMENT SURVEY. THE CONTRACTOR SHALL ASSUME THAT THE GOVERNMENT WILL NEED A TOTAL OF 72 HOURS TO

SHALL NOTIFY THE CONTRACTING OFFICER'S REPRESENTATIVE, A MINIMUM OF 4 CALENDAR DAYS PRIOR TO THE NEED FOR

THAT CONDITIONS AND CONSTRUCTION ARE COMMENCING AS INTENDED AND DESCRIBED, HEREIN. THE CONTRACTOR

7. SEVERAL BATHYMETRIC SURVEYS WILL BE COLLECTED BY THE GOVERNMENT AS PART OF THIS CONTRACT TO ENSURE

6. THE CONTRACTOR SHALL CONFORM TO ALL REQUIREMENTS OF THE CLEAN WATER ACT, SECTION 401 CERTIFICATION.

35 20 24.

CONTRACTOR SHALL PERFORM CONFIRMATION SEDIMENT CORES DURING THE PILOT TEST AS DESCRIBED IN SPEC SECTION

CAP AREA TO CONFIRM PLACEMENT METHODS. PILOT TESTS ARE DESCRIBED IN SPECIFICATION SECTION 35 20 24.

5. AFTER COMPLETION OF SLIP LEVELING, THE CONTRACTOR SHALL PERFORM A PILOT TEST AT ONE LOCATION WITHIN THE

SHEET CN501.

LEVELING AT THE TOE OF EXISTING RIP RAP LINED SLOPE ON EAST WALL SHALL BE PERFORMED AS SHOWN IN DETAIL D2 ON

SLIP LEVELING SHALL BE PERFORMED BY CONTRACTOR IN SHALLOW CAP AREA ONLY DEPICTED ON SHEET CN103. SLIP

BE RESPONSIBLE FOR COLLECTION OF CHECK SURVEYS AS THE WORK COMMENCES.

SURVEYS (BY GOVERNMENT) TO ENSURE TARGET ELEVATIONS AND THICKNESSES ARE ACHIEVED. THE CONTRACTOR WILL

LEVEL SURFACE, CONSTRUCTION OF AN ENGINEERED SUBAQUEOUS CAP, AND COLLECTION OF MULTIPLE BATHYMETRIC

WITHIN THE SLIP AND THE DULUTH-SUPERIOR HARBOR, PLACEMENT OF MATERIAL WITHIN THE SLIP TO PROVIDE A MORE

MANAGEMENT PRACTICES (BMP) TO MINIMIZE TURBIDITY IMPACTS DURING CONSTRUCTION, DREDGING OF MATERIAL BOTH

4. THE REQUIRED WORK UNDER THIS CONTRACT INCLUDES, BUT IS NOT LIMITED TO, INSTALLATION OF VARIOUS BEST

LAMBERT PROJECTION, NORTH ZONE (2201), NORTH AMERICAN DATUM 1983 (NAD83), US SURVEY FOOT.

3. THE GRID COORDINATE SYSTEM SHOWN IS REFERENCED TO THE MINNESOTA STATE PLANE COORDINATE SYSTEM, NOAA #8064 AT THE DULUTH VESSEL YARD - SET AND MAINTAINED 6 MINUTE INTERVAL READINGS.

2. ALL SOUNDINGS ARE IN FEET AND ARE REFERENCED TO LOW WATER DATUM (+0.0 LWD = 601.1 IGLD85). GAGE STATION IS

SINGLE BEAM DATA COLLECTED BY USACE IN SEPTEMBER 2017

FEDERAL NAVIGATION CHANNEL CONDITION SURVEY:

SINGLE BEAM DATA COLLECTED BY USACE IN SEPTEMBER 2017

SLIP 3 CONDITION SURVEY:

INDICATED AND CAN ONLY BE CONSIDERED AS INDICATING THE GENERAL CONDITIONS PRESENT AT THAT TIME.

1. THE INFORMATION DEPICTED ON THESE PLANS REPRESENTS THE RESULTS OF SEVERAL SURVEYS MADE ON THE DATES

M A

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REQ'D DREDGING &

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1. AERIAL IMAGE SOURCE: USDA FSA - NAIP2015 (DATED: 9/22/2015)

GENERAL NOTES

OVERALL SITE PLAN - SLIP 3

SCALE: 1"=100'

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CERTIFIED FINAL - READY TO ADVERTISE

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EXISTING RIP RAP SLOPE AREA

E: 2873796.62

N: 430776.9

E: 2873773.86

N: 430666.94

E: 2873702.06

N: 430801.23

I.E. 601.35

OUTFALL STRUCTURE

EXISTING 12" METAL FES 6

EXISTING PIPE STRUCTURE DEBRIS

E: 2873825.77

N: 430621.69

E: 2873853.16

N: 430754.14

(APPROX 60 FT WIDE)

PLACEMENT TRANSITION ZONE

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EXISTING MINOR CONTOUR

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(APPROX. 640 CY)

REQ'D DREDGE AREA A TO -10.5 LWD

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REQ'D OPENWATER PLACEMENT AREA

REQ'D DREDGING & PLACEMENT PLAN - SLIP 3

SCALE: 1"=20'

REQ'D DREDGE AREA AT EXISTING RIPRAP LINED SLOPE

GRADE, CONTRACTOR SHALL COORDINATE WITH COR FOR DIRECTION.

SUBAQUEOUS CAP AREA EXTEND MORE THAN 2 FT ABOVE FINAL LEVELING

5. DEBRIS IS ANTICIPATED IN PLACEMENT AREA. IF DEBRIS OBJECTS WITHIN

FT LWD. EXISTING RIPRAP SHALL BE LEFT IN PLACE.

START AT LOWER EDGE OF RIPRAP AND CONTINUE AT 1V:2H SLOPE TO -10.5

REQ'D DREDGE AT EXISTING RIPRAP AREA AT NORTH END OF EAST WALL SHALL

AND LOCAL LAWS AND REGULATIONS.

DISPOSAL OF THAT MATERIAL IN ACCORDANCE WITH ALL FEDERAL, STATE

SHALL BE RESPONSIBLE FOR ALL COSTS ASSOCIATED WITH OFFSITE

CAPACITY WITHIN THE SLIP DUE TO OVERDREDGEING, THE CONTRACTOR

WITHIN THE SLIP. IF THE DREDGE QUANTITY EXCEEDS THE AVAILABLE

NOT CAUSE THE DREDGE QUANTITY TO EXCEED THE AVAILABLE CAPACITY

CONTRACTOR'S RESPONSIBILITY TO ENSURE THAT OVERDREDGEING DOES

ARE BASED ON THE CONDITIONS AT THE TIME OF SURVEY. IT IS THE

SHALL REMAIN AT OR BELOW -10.5 LWD. ALL QUANTITIES PROVIDED HEREIN

WITHIN THE REQ'D OPEN WATER PLACEMENT AREA AND ALL MATERIAL

4. ALL MATERIAL IN THE REQ'D DREDGE AREA'S SHALL BE DREDGED AND PLACED

OF 2017 SURVEY.

3. ALL QUANTITIES PROVIDED HEREIN ARE BASED ON CONDITIONS AT THE TIME

TURBIDITY CURTAIN WILL BE LOCATED AROUND AREA B.

AND PROVIDE USE OF REMAINING SLIP AREAS BY OTHERS. A SEPARATE

APPROVED BY THE COR, TO LIMIT TURBIDITY TO CAP AND DREDGE AREA

TEMPORARY TURBIDITY CURTAIN SHALL BE LOCATED BY CONTRACTOR AND

USDOT TYPE II SHALL BE INSTALLED PRIOR TO CONSTRUCTION IN THE SLIP.

TEMPORARY TURBIDITY CURTAINS MEETING THE REQUIREMENTS OF AT LEAST A

PRIOR TO WORK TAKING PLACE WITH IN THE SLIP.

2. THE CONTRACTOR SHALL INSTALL ALL BEST MANAGEMENT PRACTICES (BMP)

LARAE LEHTO, MPCA PROJECT MANAGER, (218) 302 - 6623.

LANDOWNERS AS NEEDED PRIOR TO START OF CONSTRUCTION. CONTACT

1. CONTRACTOR WILL COORDINATE REMOVAL OF VESSELS IN SLIP WITH

GENERAL NOTES

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E:2874277.59

N:430382.44

E:2874268.31

N:430371.15 E:2874215.41

N:430416.01

E:2874226.00

N:430428.82 I.E. 602.65

12" TP OUTLET 55

REQ'D TURBIDITY CURTAIN FOR AREA B

E:2874384.84

N:430214.87

AREA "B"

S O

A T

N N

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 O

N T

R A

C T N

C H

E C

K E

D B

D R

A W

N B

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

A AF

P S

C O

G I

N E

E R

D E

T R

S T

R I

C T

I n c r e a o f i t

S u b m

C P

V a l g i n e e r i

-25

-2

-25

-25-25

-25

-25 -25

-20

-20-20 -20-20 -20 -20

-20

-20-2 0 -20

-20

-20 -2

-20 -20-20

-15 -15 -15 -15

-15

-1

S T

DS: LRE_Screen.dscript.dscriptPD: LRE_pdf.pltcfg11:58:40 AM 5/9/2018

C S h e e tS e e d .d

O S

CN102

T .S

W .M

E R

T E

A N

S I

S T L

O U

E R A

O C R

E M

E D

L A

C T

N P

L A

S L

E D

E N

T R

E M

E D

D U

L U

T H -S

U P

E R

R H

A R

B O

M N

S T L

O U

N T

T B

D E

T R

M I

A N A

V E

D E

T R

S L

M A

T C

H L

E S

H E

E T C

20' 40'0

LEGEND

EXISTING MAJOR CONTOUR

EXISTING MINOR CONTOUR

-25

R E

Q 'D D

R E

D G

G P

L A

C E

M E

N T P

L A

REQ'D DREDGING & PLACEMENT PLAN - SLIP 3

SCALE: 1"=20'

+1 FT OVERDEPTH

(APPROX. 90 CY)

REQ'D DREDGE AREA B TO -22 LWD

GRADE, CONTRACTOR SHALL COORDINATE WITH COR FOR DIRECTION.

SUBAQUEOUS CAP AREA EXTEND MORE THAN 2 FT ABOVE FINAL LEVELING

5. DEBRIS IS ANTICIPATED IN PLACEMENT AREA. IF DEBRIS OBJECTS WITHIN

FT LWD. EXISTING RIPRAP SHALL BE LEFT IN PLACE.

START AT LOWER EDGE OF RIPRAP AND CONTINUE AT 1V:2H SLOPE TO -10.5

REQ'D DREDGE AT EXISTING RIPRAP AREA AT NORTH END OF EAST WALL SHALL

AND LOCAL LAWS AND REGULATIONS.

DISPOSAL OF THAT MATERIAL IN ACCORDANCE WITH ALL FEDERAL, STATE

SHALL BE RESPONSIBLE FOR ALL COSTS ASSOCIATED WITH OFFSITE

CAPACITY WITHIN THE SLIP DUE TO OVERDREDGEING, THE CONTRACTOR

WITHIN THE SLIP. IF THE DREDGE QUANTITY EXCEEDS THE AVAILABLE

NOT CAUSE THE DREDGE QUANTITY TO EXCEED THE AVAILABLE CAPACITY

CONTRACTOR'S RESPONSIBILITY TO ENSURE THAT OVERDREDGEING DOES

ARE BASED ON THE CONDITIONS AT THE TIME OF SURVEY. IT IS THE

SHALL REMAIN AT OR BELOW -10.5 LWD. ALL QUANTITIES PROVIDED HEREIN

WITHIN THE REQ'D OPEN WATER PLACEMENT AREA AND ALL MATERIAL

4. ALL MATERIAL IN THE REQ'D DREDGE AREA'S SHALL BE DREDGED AND PLACED

OF 2017 SURVEY.

3. ALL QUANTITIES PROVIDED HEREIN ARE BASED ON CONDITIONS AT THE TIME

TURBIDITY CURTAIN WILL BE LOCATED AROUND AREA B.

AND PROVIDE USE OF REMAINING SLIP AREAS BY OTHERS. A SEPARATE

APPROVED BY THE COR, TO LIMIT TURBIDITY TO CAP AND DREDGE AREA

TEMPORARY TURBIDITY CURTAIN SHALL BE LOCATED BY CONTRACTOR AND

USDOT TYPE II SHALL BE INSTALLED PRIOR TO CONSTRUCTION IN THE SLIP.

TEMPORARY TURBIDITY CURTAINS MEETING THE REQUIREMENTS OF AT LEAST A

PRIOR TO WORK TAKING PLACE WITH IN THE SLIP.

2. THE CONTRACTOR SHALL INSTALL ALL BEST MANAGEMENT PRACTICES (BMP)

LARAE LEHTO, MPCA PROJECT MANAGER, (218) 302 - 6623.

LANDOWNERS AS NEEDED PRIOR TO START OF CONSTRUCTION. CONTACT

1. CONTRACTOR WILL COORDINATE REMOVAL OF VESSELS IN SLIP WITH

GENERAL NOTES

M A

CERTIFIED FINAL - READY TO ADVERTISE

X K

EXISTING RIP RAP SLOPE AREA

SHALLOW CAP AREA

E: 2873736.62

N: 430759.03

E: 2873704.04

N: 430721.09

SUBAQUEOUS CAP PILOT TEST AREA 50FT X 50FT

E: 2873741.98

N: 430688.52

E: 2873774.55

N: 430726.45

(APPROX 60 FT WIDE)

TRANSITION ZONE

DEEP CAP AREA

(APPROX 30 FT WIDE)

CAP APRONE: 2873773.86

N: 430666.94

E: 2873825.77

N: 430621.69

E: 2873935.41

N: 430525.30

E: 2873896.32

N: 430716.75

E: 2873853.16

N: 430754.14

E: 2873796.62

N: 430776.97

EXISTING PIPE STRUCTURE DEBRIS

EXISTING PIPE STRUCTURE DEBRIS EXISTING PIPE STRUCTURE DEBRIS

EXISTING MOORING BLOCK DEBRIS

REQ'D RIP RAP SLOPE AREA

S O

A T

N N

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 O

N T

R A

C T N

C H

E C

K E

D B

D R

A W

N B

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

A AF

P S

C O

G I

N E

E R

D E

T R

S T

R I

C T

I n c r e a o f i t

S u b m

C P

V a l g i n e e r i

-25 -25

-2

-25 -25

-20

-20 -20

-2

-1

-15-15

-1

-15 -1

-1

-10

-5

S T

DS: LRE_Screen.dscript.dscriptPD: LRE_pdf.pltcfg12:01:22 PM 5/9/2018

C S h e e tS e e d .d

O S

CN103

T .S

W .M

E R

T E

A N

S I

S T L

O U

E R A

O C R

E M

E D

L A

C T

N P

L A

S L

E D

E N

T R

E M

E D

D U

L U

T H -S

U P

E R

R H

A R

B O

M N

S T L

O U

N T

T B

D E

T R

M I

A N A

V E

D E

T R

M A

T C

H L

E S

H E

E T C

20' 40'0

LEGEND

S L

REQ'D DREDGING & PLACEMENT PLAN - SLIP 3

SCALE: 1"=20'

R E

Q 'D S

U B

A Q

U E

O U

S C

A P P

L A

EXISTING MAJOR CONTOUR-25

(APPROX 2500 SF)

REQ'D CAP PILOT TEST AREA

EXISTING MINOR CONTOUR

SEE DETAIL A8 ON SHEET CN501.

LAYER A & LAYER B

REQ'D SUBAQUEOUS CAP AREA -

SEE DETAIL A1 ON SHEET CN501

REQ'D RIPRAP AREA AT EXISTING RIPRAP LINED SLOPE

SEE DETAIL A4 ON SHEET CN501

LAYER A & LAYER B

REQ'D SUBAQUEOUS CAP AREA - APRON AREA

LOCATIONS SHOWN HEREIN AND ON SHEET CN501, DETAIL A1

CONSTRUCT RIP RAP PROTECTION ON THE EAST DOCKWALL SLOPE IN

6. UPON COMPLETION OF THE SUBAQUEOUS CAP, THE CONTRACTOR SHALL

CAP AT AREA B PRIOR TO OTHER CAP AREAS.

AS SHOWN ON SHEET CN501 DETAIL A8. CONTRACTOR WILL CONSTRUCT

IN SPECIFICATION 35 20 24. THE CAP SHALL INCLUDE LAYER A AND LAYER B

THE LOCATIONS SHOWN ON SHEETS CN103 AND CN103B AND AS IDENTIFIED

RESULTS, THE CONTRACTOR SHALL CONSTRUCT AN ENGINEERED CAP IN

5. UPON APPROVAL BY THE APPROVING AUTHORITY OF THE PILOT TEST

IDENTIFIED IN SPECIFICATION 35 20 24 IN THE AREA SHOWN HEREIN.

4. THE CONTRACTOR SHALL PERFORM A SUBAQUEOUS CAP PILOT TEST AS

OF 2017 SURVEY.

3. ALL QUANTITIES PROVIDED HEREIN ARE BASED ON CONDITIONS AT THE TIME

AREA B.

BY OTHERS. A SEPARATE TURBIDITY CURTAIN WILL BE LOCATED AROUND

LIMIT TURBIDITY TO CAP AREA AND PROVIDE USE OF REMAINING SLIP AREAS

TEMPORARY TURBIDITY CURTAIN SHALL BE LOCATED BY CONTRACTOR TO

USDOT TYPE II SHALL BE INSTALLED PRIOR TO CONSTRUCTION IN THE SLIP.

TEMPORARY TURBIDITY CURTAINS MEETING THE REQUIREMENTS OF AT LEAST A

PRIOR TO WORK TAKING PLACE WITH IN THE SLIP.

2. THE CONTRACTOR SHALL INSTALL ALL BEST MANAGEMENT PRACTICES (BMP)

LARAE LEHTO, MPCA PROJECT MANAGER, (218) 302 - 6623.

LANDOWNERS AS NEEDED PRIOR TO START OF CONSTRUCTION. CONTACT

1. CONTRACTOR WILL COORDINATE REMOVAL OF VESSELS IN SLIP WITH

GENERAL NOTES

M A

CERTIFIED FINAL - READY TO ADVERTISE

X K

CN501

E:2874277.59

N:430382.44

E:2874268.31

N:430371.15 E:2874215.41

N:430416.01

E:2874226.00

N:430428.82 I.E. 602.65

12" TP OUTLET 55

REQ'D TURBIDITY CURTAIN FOR AREA B

E:2874384.84

N:430214.87

AREA "B"

S O

A T

N N

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 O

N T

R A

C T N

C H

E C

K E

D B

D R

A W

N B

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

A AF

P S

C O

G I

N E

E R

D E

T R

S T

R I

C T

I n c r e a o f i t

S u b m

C P

V a l g i n e e r i

-25

-2

-25

-25-25

-25

-25 -25

-20

-20-20 -20-20 -20 -20

-20

-20-2 0 -20

-20

-20 -2

-20 -20-20

-15 -15 -15 -15

-15

-1

S T

DS: LRE_Screen.dscript.dscriptPD: LRE_pdf.pltcfg12:03:53 PM 5/9/2018

C S h e e tS e e d .d

O S

T .S

W .M

E R

T E

A N

S I

S T L

O U

E R A

O C R

E M

E D

L A

C T

N P

L A

S L

E D

E N

T R

E M

E D

D U

L U

T H -S

U P

E R

R H

A R

B O

M N

S T L

O U

N T

T B

D E

T R

M I

A N A

V E

D E

T R

S L

M A

T C

H L

E S

H E

E T C

20' 40'0

LEGEND

EXISTING MAJOR CONTOUR

EXISTING MINOR CONTOUR

-25

REQ'D DREDGING & PLACEMENT PLAN - SLIP 3

SCALE: 1"=20'

CN103B

R E

Q 'D S

U B

A Q

U E

O U

S C

A P P

L A

SEE DETAIL A8 ON SHEET CN501.

LAYER A & LAYER B

REQ'D SUBAQUEOUS CAP AREA -

LOCATIONS SHOWN ON SHEET CN103 AND ON SHEET CN501, DETAIL A1

CONSTRUCT RIP RAP PROTECTION ON THE EAST DOCKWALL SLOPE IN

6. UPON COMPLETION OF THE SUBAQUEOUS CAP, THE CONTRACTOR SHALL

CAP AT AREA B PRIOR TO OTHER CAP AREAS.

AS SHOWN ON SHEET CN501 DETAIL A8. CONTRACTOR WILL CONSTRUCT

IN SPECIFICATION 35 20 24. THE CAP SHALL INCLUDE LAYER A AND LAYER B

THE LOCATIONS SHOWN ON SHEETS CN103 AND CN103B AND AS IDENTIFIED

RESULTS, THE CONTRACTOR SHALL CONSTRUCT AN ENGINEERED CAP IN

5. UPON APPROVAL BY THE APPROVING AUTHORITY OF THE PILOT TEST

IDENTIFIED IN SPECIFICATION 35 20 24 IN THE AREA SHOWN ON SHEET CN103.

4. THE CONTRACTOR SHALL PERFORM A SUBAQUEOUS CAP PILOT TEST AS

OF 2017 SURVEY.

3. ALL QUANTITIES PROVIDED HEREIN ARE BASED ON CONDITIONS AT THE TIME

AREA B.

BY OTHERS. A SEPARATE TURBIDITY CURTAIN WILL BE LOCATED AROUND

LIMIT TURBIDITY TO CAP AREA AND PROVIDE USE OF REMAINING SLIP AREAS

TEMPORARY TURBIDITY CURTAIN SHALL BE LOCATED BY CONTRACTOR TO

USDOT TYPE II SHALL BE INSTALLED PRIOR TO CONSTRUCTION IN THE SLIP.

TEMPORARY TURBIDITY CURTAINS MEETING THE REQUIREMENTS OF AT LEAST A

PRIOR TO WORK TAKING PLACE WITH IN THE SLIP.

2. THE CONTRACTOR SHALL INSTALL ALL BEST MANAGEMENT PRACTICES (BMP)

LARAE LEHTO, MPCA PROJECT MANAGER, (218) 302 - 6623.

LANDOWNERS AS NEEDED PRIOR TO START OF CONSTRUCTION. CONTACT

1. CONTRACTOR WILL COORDINATE REMOVAL OF VESSELS IN SLIP WITH

GENERAL NOTES

M A

CERTIFIED FINAL - READY TO ADVERTISE

X K

43.6

43.4

43.2

43.1

42.9

42.6

42.5

42.2

42.1

41.9

41.8

41.7

41.6 41.5 41.4

41.4

41.3

41.2

41.1

41.0

40.9

40.8

40.7

40.6

40.5

40.4

40.4 40.4

40.4

40.3

40.2

40.1

40.0 40.0

40.0

39.9

39.9 39.8

39.8

39.7

39.6

39.5

39.5 39.5

39.4

39.3

39.2

39.1

39.0

38.9

38.8

38.7

38.7 38.7

38.7

38.7 38.7

38.5

38.4 38.4

38.3

38.2

38.1

38.0

37.9

37.8

37.7 37.6

37.6

37.4

37.2

37.1

37.0

36.9

36.8

36.6

36.5

36.4

36.3

36.2

36.0

35.9

35.8

35.6

35.5

35.4

35.3

35.2

35.1

35.0

34.8

34.7

34.6

34.5

34.4

34.3

34.2

34.1

33.9

33.8

33.7

33.6

33.5

33.4

33.3

33.2

33.1

33.0

32.9

32.8

32.7

32.6

32.2

32.1 32.1

32.1

32.0

31.9

31.8

31.7

31.6

31.5

31.4

31.3

31.2

31.1

31.0

30.9

30.8

30.7

30.6

30.5

30.4

30.3

30.2

30.2 30.2

30.2

30.1

30.0

29.9 29.9

29.9

29.8

29.7

29.6

29.5

29.4

29.3

29.3 29.3

29.3

29.2

29.1

29.1 29.1

29.1

29.0

29.0 29.0

29.0

29.0 29.0

29.0

28.9

28.9 28.9

28.9

28.9 28.9

28.9

28.9 28.9

28.9

28.8

28.8 28.8

28.8

28.8 28.8

28.8

28.8 28.8

28.7

28.7 28.7

28.7

28.7 28.7

28.7

28.6

28.6 28.6

28.6

28.5

28.5 28.5

28.5

28.4

28.4 28.4

28.4

28.4 28.4

28.4

28.4 28.4

28.4

28.4 28.4

28.4

28.4 28.4

28.4

28.4 28.4

28.4

28.4 28.4

28.4

28.3

28.3 28.3

28.3

28.3 28.3

28.3

28.3 28.3

28.3

28.3 28.3

28.3

28.3 28.3

28.3

28.3 28.3

28.3

28.3 28.3

28.3

28.2

28.2 28.2

28.2

28.2 28.2

28.2

28.2 28.2

28.2

28.2 28.2

28.2

28.1

28.1 28.1

28.1

28.1 28.1

28.1

28.1 28.1

28.1

28.0

27.9

27.9 27.9

27.9

27.9 27.9 27.9

27.9

27.9 27.9

27.9

27.9 27.9

27.9

27.8

27.8 27.8

27.8

27.8 27.8

27.8

27.8 27.8

27.8

27.8 27.8

27.8

27.8 27.8

27.8

27.7

27.7 27.7

27.7

27.7 27.7

27.7

27.7 27.7

27.7

27.7 27.7

27.7

27.7 27.7

27.7

27.7 27.7

27.7

27.7 27.7

27.7

27.7 27.7

27.7

27.6

27.6 27.6

27.6

27.6 27.6

27.6

27.6 27.6 27.6

27.6

27.6 27.6

27.6

27.6 27.6

27.6

27.6 27.6

27.6

27.5

27.5 27.5

27.5

27.5 27.5

27.5

27.5 27.5

27.5

27.5 27.5

27.5

27.5 27.5 27.5

27.5

27.5 27.5

27.5

27.4

27.4 27.4

27.4

27.4 27.4

27.4

27.4 27.4

27.4

27.4 27.4

27.4

27.3

27.3 27.3

27.3

27.2

27.2 27.2

27.2

27.2 27.2

27.2

27.1

27.0

26.9

26.9 26.9

26.9

26.9 26.9

26.9

26.9 26.9

26.9

26.9 26.9

26.9

26.8

26.8 26.8

26.8

26.8 26.8

26.8

26.7

26.7 26.7

26.7

26.7 26.6

26.6 26.6

26.6

26.5

26.5 26.5

26.5

26.4

26.4 26.4

26.4

26.3

26.2

26.2 26.2

26.2

26.1

26.0

26.0 26.0

26.0

26.0 26.0

25.9

25.9 25.9 25.9

25.9

25.9 25.9

25.8

25.7

25.7 25.7

25.7

25.7 25.7

25.7

25.6

25.5

25.5 25.5

25.4

25.4 25.4 25.4

25.4 25.4

25.4

25.3

25.2

25.1

25.0

24.9

24.9 24.9

24.9

24.8

24.8 24.7

24.4

24.4 24.4

24.4

24.3

24.1

23.9

23.5

23.4

23.3

23.2 23.1

23.0

23.0 22.9

22.8 22.7

22.7

22.5 22.3

22.2

22.1 22.0

21.8

21.7

21.6

21.6 21.3

21.3

21.2 21.2

21.2 21.0

21.0

21.0 20.9

20.8

20.7

20.1

20.1 19.7

19.6

19.5 19.4 19.3

19.2

19.1

18.8 18.2

17.9

17.8

17.7

17.6 17.5

17.5

17.4

17.3

17.2

17.1 16.9

16.8

16.6 16.6 16.1 15.8 15.7

15.7

15.7 15.3

15.3

15.3 15.3

15.0

14.8

14.7

14.4

14.0

13.9

13.8

13.7 13.7 13.7

13.5

13.5 13.1

13.1

12.9

12.8 12.5

12.4

12.3 12.0

11.8

11.7 11.7

11.7

11.5

11.4

11.2

10.9

10.9 10.5

10.2

10.2 10.0

9.7

9.69.5

9.3

8.7

8.5

8.3

8.1

8.0

7.9

7.7

7.6 7.6

7.5

7.4

7.3

7.2

7.1

7.0

7.0 6.9

6.9

6.8

6.86.8

6.8

6.8 6.8

6.8

6.8 6.8

6.7

6.7 6.7 6.7

6.7

6.6 6.6

6.6

6.66.6 6.6 6.6 6.6

6.6 6.6

6.6

6.6 6.6

6.6

6.5

6.5 6.5

6.5

6.5 6.5 6.5 6.5

6.5

6.5 6.5

6.5

6.5 6.5

6.5

6.4

6.4 6.4

6.4

6.4 6.4

6.4

6.4 6.4

6.4

6.4 6.4

6.4

6.3 6.3

6.3

6.3 6.3

6.3

6.3 6.3

6.3

6.3 6.3

6.3

6.3 6.3

6.3

6.3 6.3

6.3

6.3 6.3

6.3

6.3 6.3

6.3

6.3 6.3

6.3

6.36.3

6.3

6.3 6.3

6.2

6.2 6.26.2

6.2 6.2

6.2

6.2 6.26.2

6.2

6.2 6.2

6.2

6.2 6.2

6.2

6.2 6.2

6.2

6.2 6.2

6.2

6.2 6.2

6.2

6.2 6.2

6.2

6.1

6.1 6.1

6.1

6.1 6.1

6.1

6.1 6.1

6.1

6.16.1 6.1

6.1

6.16.1

6.1

6.1 6.1

6.1

6.0

6.0 6.0

6.0

6.0 6.0

6.0

6.0 6.0

6.0

6.0 6.0

6.0

6.0 6.0

6.0

6.0 6.0

6.0

6.0 6.0

6.0 6.0 6.0

6.0

6.06.0

6.0

6.0 6.0

6.0

6.0 6.0

6.0

5.9

5.9 5.9

5.9

5.9 5.9

5.9

5.9 5.9

5.9

5.9 5.9

5.9

5.95.9

5.9

5.9 5.8

5.8

5.8 5.8

5.8

5.8 5.8

5.8

5.85.8

5.8

5.85.85.8

5.8

5.8 5.8

5.8

5.8 5.8

5.8

5.7 5.7

5.7

5.75.7 5.7

5.7 5.7

5.7

5.7 5.7 5.7

5.6

5.6 5.6

5.6

5.5

5.5 5.5

5.5

5.5 5.5

5.5

5.4

5.4 5.4

5.3

5.3 5.3

5.3

5.2

5.1

S O

A T

N N

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 O

N T

R A

C T N

C H

E C

K E

D B

D R

A W

N B

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

A AF

P S

C O

G I

N E

E R

D E

T R

S T

R I

C T

I n c r e a o f i t

S u b m

C P

V a l g i n e e r i

27.7

DREDGE AREA 6B

CN104

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C S h e e tS e e d .d

S I

S T L

O U

N T

D E

T R

M I

A N A

100' 200'0

HORIZONTAL CONTROL POINT

GPS CONTROL POINT

.... .. SHORELINE

CHANNEL LINE

CHANNEL LINE TURNING POINTNO.

SCALE: 1" = 7000' CN104

A N

D E

R S

E N

T S

M E

R T

SCALE: 1"=100'

LEGEND

SHEET KEY MAP

DREDGE LIMIT

P .R

O S

S T L

O U

E R A

O C R

E M

E D

L A

C T

N P

L A

T B

S L

E D

E N

T R

E M

E D

D U

L U

T H -S

U P

E R

R H

A R

B O

M N

NORTHING

421,276.79

EASTING

2,878,981.74

COORDINATE TABLE

07 420,651.78 2,879,157.48

420,548.89 2,878,791.55

421,041.74 2,878,681.81

421,183.57 2,878,650.24

FEDERAL NAV CHANNEL LIMIT

7. MAXIMUM DREDGE DEPTH TO BORROW AREA -27 LWD.

MATERIAL WITHIN THE ALLOWABLE DREDGE AREA.

6. AT THE TIME OF THE SURVEY, THERE WAS APPROXIMATELY 100,000 CYD OF AVAILABLE

THE SUBAQUEOUS CAP REQUIREMENTS DESCRIBED, HEREIN.

CONTRACTOR DISCRETION AND SHALL BE TO A SUFFICIENT QUANTITY TO SATISFY

OF THE DREDGING WITHIN THE ALLOWABLE DREDGE AREA SHALL BE UP TO

BELOW -27 LWD. OTHERWISE, THE EXACT HORIZONTAL AND VERTICAL LOCATIONS

CAP. NO MATERIAL WITHIN THE ALLOWABLE DREDGE AREA SHALL BE DREDGED

UTILIZE THE MATERIAL FOR THE SOURCE OF LAYER A OF THE REQ'D SUBAQUEOUS

5. THE CONTRACTOR SHALL DREDGE WITHIN THE ALLOWABLE DREDGE AREA AND

1ST.

CONTRACTING OFFICER. ANTICIPATED TO BE READY NO LATER THAN SEPT

REMOVAL OF UPPER LAYER OF SEDIMENT BY OTHERS AS APPROVED BY

CONTRACT. CONTRACTOR SHALL COMMENCE DREDGING ONLY AFTER

4. MATERIAL ABOVE -10 LWD WILL BE REMOVED BY OTHERS PRIOR TO

DREDGE AND PLACEMENT SEQUENCING

FOR DREDGE AREA 7A, SEE SPEC SECTION 35 20 23 PARAGRAPH 3.3.2 FOR 3.

PIER, DULUTH, MN.

10" SET IN THE CONCRETE DOCK WALL AT THE MOST SOUTHERLY CORNER OF ERIE

STATION LOCATED AT US ARMY CORPS OF ENGINEERS (USACE) BRASS DISK "USACE

GLOBAL NAVIGATION SATELLITE SYSTEM (GNSS) CORRECTIONS FROM A BASE

HORIZONTAL POSITIONING IS DETERMINED USING REAL TIME KINEMATIC (RTK) 2.

TIME.

CONSIDERED AS INDICATING THE GENERAL CONDITIONS PRESENT AT THAT

SURVEYS MADE ON NOVEMBER 13 AND 14, 2017 AND CAN ONLY BE

THE INFORMATION DEPICTED ON THIS MAP REPRESENTS THE RESULTS OF 1.

GENERAL NOTES

-27 FOOT CONTOUR

BORROW AREA FOR CAP MATERIAL

REQUIRED BORROW AREA

R E

Q 'D B

O R

R O

W P

L A

N V

D U

L U

T H S

U P

E R

R D

R E

D G

E Z

O N

E A

R E

M A

CERTIFIED FINAL - READY TO ADVERTISE

X K

(MAX 12" THICK)

(MIN 6" THICK)

REQ'D LAYER B

(MAX 28" THICK)

(MIN 22" THICK)

REQ'D LAYER A

(MAX 28" THICK)

(MIN 22" THICK)

REQ'D LAYER A(MAX 12" THICK)

(MIN 6" THICK)

REQ'D LAYER B

EXISTING SLIP SURFACE

(MAX ELEVATION = -10.5 LWD)

REQ'D LEVELED SURFACE

AS SHOWN ON SHEET CN101

LIMITS OF REQ'D OPENWATER PLACEMENT AREA

AS SHOWN ON SHEET CN101, SIDE SLOPE SHALL BE 10H:1V OR FLATTER

APPROXIMATE LIMITS OF REQ'D PLACEMENT SIDESLOPE TRANSITION

CAP AREA

APPROXIMATE CAP APRON

S O

A T

N N

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 O

N T

R A

C T N

C H

E C

K E

D B

D R

A W

N B

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

A AF

P S

C O

G I

N E

E R

D E

T R

S T

R I

C T

I n c r e a o f i t

S u b m

C P

V a l g i n e e r i

0+00

-10

-20

-30

0+10 0+20 0+30 0+40 0+50 0+60 0+70 0+80 0+90 1+00 1+10 1+20 1+30 1+40 1+50 1+60 1+70 1+80

1+80 1+90 2+00 2+10 2+20 2+30 2+40 2+50 2+60 2+70 2+80 2+90 3+00 3+10 3+20 3+30 3+40 3+50 3+60

-10

-20

-30

3+60 3+70 3+80 3+90 4+00

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C S h e e tS e e d .d

O S

CN201

T .S

W .M

E R

T E

A N

S I

S L

E D

E N

T R

E M

E D

D U

L U

T H -S

U P

E R

R H

A R

B O

M N

S T L

O U

N T

T B

D E

T R

M I

A N A

V E

D E

T R

LEGEND

REQ'D CENTER PROFILE SUBAQUEOUS CAP

M A

SCALE: 1/8"=1'

LAYER A

REQ'D SUBAQUEOUS CAP

LAYER B

REQ'D SUBAQUEOUS CAP

0 8'4' 16'

M A

T C

H L

E A

M A

T C

H L

E A

M A

T C

H L

E B

M A

T C

H L

E B

L .W .D

FEET

S U

B A

Q U

E O

U S C

A P

R E

Q 'D C

E N

T E

R P

R O

S T L

O U

E R A

O C R

E M

E D

L A

C T

N P

L A

CERTIFIED FINAL - READY TO ADVERTISE

L .W .D

EXISTING SLIP SURFACE

REQ'D LEVELED SURFACE

WILL NOT BE PERMITTED.

PERFORMED WITH THE DREDGE BUCKET ONLY. DRAGGING OF EQUIPMENT

3 FT ABOVE THE WORKING SEDIMENT SURFACE. LEVELING SHALL BE

CREATING MUDWAVES. MATERIAL SHALL BE DISCHARGED AT A MAXIMUM OF

CONTAMINATED SEDIMENT WITH THE REQ'D CAP MATERIAL, AND PREVENTS

MINIMIZES THE DISPLACEMENT AND/OR MIXING OF THE UNDERLYING

9. THE CONTRACTOR SHALL UTILIZE BEST MANAGEMENT PRACTICES THAT

REQ'D THICKNESS SPECIFIED.

SHALL NOT EXCEED MORE THAN 6 INCHES GREATER THAN THE MINIMUM

8. THE CONSTRUCTED THICKNESS OF EACH LAYER OF THE SUBAQUEOUS CAP

PLACED IN AREAS IDENTIFIED IN SPEC SECTION 35 20 24.

SPEC SECTION 35 20 24. THE REQ'D LAYER B CAP MATERIAL SHALL BE

7. THE REQ'D LAYER B CAP MATERIAL SHALL CONSIST OF MATERIAL IDENTIFIED IN

PLACED IN LIFT THICKNESS NOT EXCEEDING 14 INCHES.

AND SPEC SECTIONS 35 20 23 & 35 20 24. LAYER A MATERIAL SHALL BE

FROM THE FEDERAL NAVIGATION CHANNEL AS IDENTIFIED ON SHEET CN104

6. THE REQ'D LAYER A CAP MATERIAL SHALL CONSIST OF DREDGED MATERIAL

REPRESENTATIVE OF THIS PROJECT'S ACTUAL CONDITIONS.

5. THE SLIP SURFACE SHOWN IS FOR EXAMPLE ONLY AND IS NOT

OPENWATER PLACEMENT AREA IS -10.5 LWD.

4. MAX ALLOWABLE ELEVATION OF PLACED DREDGE MATERIAL IN REQ'D

PLACEMENT.

3. CONTRACTOR SHOULD ANTICIPATE SETTLEMENT OF THE CAP MATERIAL UPON

GRADE, CONTRACTOR SHALL COORDINATE WITH COR FOR DIRECTION.

SUBAQUEOUS CAP AREA EXTEND MORE THAN 2 FT ABOVE FINAL LEVELING

2. DEBRIS IS ANTICIPATED IN PLACEMENT AREA. IF DEBRIS OBJECTS WITHIN

FT LWD. EXISTING RIPRAP SHALL BE LEFT IN PLACE.

START AT LOWER EDGE OF RIPRAP AND CONTINUE AT 1V:2H SLOPE TO -10.5

REQ'D DREDGE AT EXISTING RIPRAP AREA AT NORTH END OF EAST WALL SHALL

REGULATIONS.

ACCORDANCE WITH ALL FEDERAL, STATE AND LOCAL LAWS AND

FOR ALL COSTS ASSOCIATED WITH OFFSITE DISPOSAL OF THAT MATERIAL IN

SLIP DUE TO OVERDREDGEING, THE CONTRACTOR SHALL BE RESPONSIBLE

IF THE DREDGE QUANTITY EXCEEDS THE AVAILABLE CAPACITY WITHIN THE

DREDGE QUANTITY TO EXCEED THE AVAILABLE CAPACITY WITHIN THE SLIP.

RESPONSIBILITY TO ENSURE THAT OVERDREDGEING DOES NOT CAUSE THE

SHALL REMAIN AT OR BELOW -10.5 LWD. IT IS THE CONTRACTOR'S

WITHIN THE REQ'D OPEN WATER PLACEMENT AREA AND ALL MATERIAL

1. ALL MATERIAL IN THE REQ'D DREDGE AREA'S SHALL BE DREDGED AND PLACED

GENERAL NOTES

X K

GROUND SURFACE

REQ'D LEVELED

EXISTING SURFACE

AS SHOWN ON SHEET CN101

LIMITS OF REQ'D OPENWATER PLACEMENT AREA

EXISTING RIPRAP

REQ'D RIP RAP D = 9 INCH MIN. 1.5 FT THICK

REQ'D SUBAQUEOUS CAP

EXISTING SLIP BOTTOM (ELEV. VARIES)

REQ'D DREDGE

(M A

T H

R E

Q 'D L

A Y

E R B

(M A

T H

R E

Q 'D L

A Y

E R

.5 F

CAP APRON LIMITS

REQ'D LAYER B

REQ'D LAYER A

SURFACE

EXISTING GROUND

EXISTING SLOPE

AS SHOWN ON SHEET CN101. SIDE SLOPE SHALL BE 10H:1V OR FLATTER.

APPROXIMATE LIMITS OF REQ'D PLACEMENT SIDE SLOPE TRANSITION

MAX ELEVATION -10.5 LWD

REQ'D PLACEMENT SURFACE

S O

A T

N N

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 O

N T

R A

C T N

C H

E C

K E

D B

D R

A W

N B

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

A AF

P S

C O

G I

N E

E R

D E

T R

S T

R I

C T

I n c r e a o f i t

S u b m

C P

V a l g i n e e r i

-20

0+00 0+10 0+20 0+30 0+40 0+50 0+60 0+70 0+80 0+90 1+00 1+10 1+20 1+30

-20

-10-10

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C S h e e tS e e d .d

O S

CN501

T .S

W .M

E R

T E

A N

S I

S T L

O U

E R A

O C R

E M

E D

L A

C T

N P

L A

S L

E D

E N

T R

E M

E D

D U

L U

T H -S

U P

E R

R H

A R

B O

M N

S T L

O U

N T

T B

D E

T R

M I

A N A

T R

-10.5 LWD

MAX EL.

0 5' 10'

R E

Q 'D S

E C

N S D

E T

CN101

L W

FEET

1 1

SCALE: 1"=5'

REQ'D OPEN WATER PLACEMENT AREA TRANSITION PRE CAP CONSTRUCTION - SECTION

REQ'D RIPRAP EAST WALL - SECTION

SCALE: NTS

CN103

CN101

A1 REQ'D SUBAQUEOUS CAP - DETAIL

SCALE: NTS

-10.5 LWD

SHALL BE DISCHARGED AT A MAXIMUM OF 3 FT ABOVE THE WORKING SEDIMENT SURFACE.

THE UNDERLYING CONTAMINATED SEDIMENT WITH THE REQ'D CAP MATERIAL, AND PREVENTS CREATING MUDWAVES. MATERIAL

5. THE CONTRACTOR SHALL UTILIZE BEST MANAGEMENT PRACTICES THAT MINIMIZES THE DISPLACEMENT AND/OR MIXING OF

GREATER THAN THE MINIMUM REQ'D THICKNESS SPECIFIED.

4. THE CONSTRUCTED THICKNESS OF EACH LAYER OF THE SUBAQUEOUS CAP SHALL NOT EXCEED MORE THAN 6 INCHES

CAP MATERIAL SHALL BE PLACED IN AREAS IDENTIFIED IN SPEC SECTION 35 20 24.

3. THE REQ'D LAYER B CAP MATERIAL SHALL CONSIST OF MATERIAL IDENTIFIED IN SPEC SECTION 35 20 24. THE REQ'D LAYER B

NOT EXCEEDING 14 INCHES.

IDENTIFIED ON SHEET CN104 AND SPEC SECTIONS 35 20 23 & 35 20 24. LAYER A MATERIAL SHALL BE PLACED IN LIFT THICKNESS

2. THE REQ'D LAYER A CAP MATERIAL SHALL CONSIST OF DREDGED MATERIAL FROM THE FEDERAL NAVIGATION CHANNEL AS

CONDITIONS.

1. THE GROUND SURFACE SHOWN IS FOR EXAMPLE ONLY AND IS NOT REPRESENTATIVE OF THIS PROJECT'S ACTUAL

NOTE:

CAP AREA

SCALE: NTS

REQ'D SUBAQUEOUS CAP APRON - SECTION

SHALL BE DISCHARGED A MAXIMUM OF 3-FEET ABOVE THE WORKING SEDIMENT SURFACE.

THE UNDERLYING CONTAMINATED SEDIMENT WITH THE REQ'D CAP MATERIAL, AND PREVENTS CREATING MUDWAVES. MATERIAL

7. THE CONTRACTOR SHALL UTILIZE BEST MANAGEMENT PRACTICES THAT MINIMIZES THE DISPLACEMENT AND/OR MIXING OF

GREATER THAN THE MINIMUM REQUIRED THICKNESS SPECIFIED IN DETAIL A8,

6. THE CONSTRUCTED THICKNESS OF EACH LAYER OF THE SUBAQUEOUS CAP SHALL NOT EXCEED MORE THAN 6 INCHES

35 20 24.

5. THE REQ'D LAYER B CAP MATERIAL IN APRON AREA SHALL CONSIST OF 9 MM MEDIUM GRAVEL AS DEFINED IN SPEC SECTION

EXCEEDING 14 INCHES

IDENTIFIED ON SHEET CN104 AND SPEC SECTION 35 20 24. LAYER A MATERIAL SHALL BE PLACED IN LIFT THICKNESSES NOT

4. THE REQ'D LAYER A CAP MATERIAL SHALL CONSIST OF DREDGED MATERIAL FROM THE FEDERAL NAVIGATION CHANNEL AS

CONDITIONS.

3. THE EXISTING GROUND SURFACE SHOWN IS FOR EXAMPLE ONLY AND IS NOT REPRESENTATIVE OF THIS PROJECT'S ACTUAL

2. APRON SURFACE SHALL BE CONSTRUCTED WITH MAX SLOPE OF 1V:10H.

CAPPING MATERIAL FROM THE FULL CAP THICKNESS TO THE EXISTING SEDIMENT BED.

1. THE SUBAQUEOUS CAP APRON SHALL BE CONSTRUCTED AT THE LOCATION IDENTIFIED ON SHEET CN103, TO TAPER THE

NOTE:

2. THE REQ'D RIPRAP SHALL CONSIST OF D = 9 INCH MATERIAL AS DEFINED IN SPEC SECTION 35 20 24.

CN103.

1. THE REQ'D RIPRAP SHALL BE CONSTRUCTED AS SHOWN IN THIS DETAIL, ONLY IN THE LOCATIONS IDENTIFIED ON SHEET

NOTE:

SPEC SECTION 35 20 23.

3. THE REQ'D TRANSITION ZONE MATERIAL SHALL CONSIST OF DREDGED MATERIAL FROM THE FEDERAL NAVIGATION CHANNEL AS IDENTIFIED ON SHEET CN104 AND

2. MAX ALLOWABLE ELEVATION OF PLACED DREDGE MATERIAL IN REQ'D OPENWATER PLACEMENT AREA IS -10.5 LWD.

SATISFIED AT NO ADDITIONAL COST TO THE GOVERNMENT.

ANGLE OF REPOSE IS STEEPER THAN THE REQ'D SLOPE SPECIFIED, HEREIN, THE CONTRACTOR SHALL MECHANICALLY GRADE THE MATERIAL UNTIL THE REQUIREMENT IS

MATERIALS NATURAL ANGLE OF REPOSE OUTSIDE OF THE DESIGNATED PLACEMENT AREA BUT MUST FORM TO SLOPES 10H:1V OR FLATTER. IF THE MATERIAL'S NATURAL

1. THE OPENWATER PLACEMENT AREA SHOWN ON SHEET CN101 DOES NOT INCLUDE THE SIDESLOPE TRANSITION AREA. SIDESLOPES ARE ALLOWED TO FORM TO THE

NOTE:

M A

CERTIFIED FINAL - READY TO ADVERTISE

X K

DSS3FY18G-001

DSS3FY18G-002

DSS3FY18V-401

DSS3FY18CN101

DSS3FY18CN102

DSS3FY18CN103

DSS3FY18CN103B

DSS3FY18CN104

DSS3FY18CN201

DSS3FY18CN501

File details come from the government source that posted it.