Eagle_Island_AdvPLANS_unlocked.pdf

PDF 6 MB Posted Mar 1, 2019

Attached to: EAGLE ISLAND IMPROVEMENTS Federal contract opportunity
Solicitation number: W912PM19B0001
Issued by: Department of the Army Corps of Engineers Engineering District Wilmington

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File	Type	Posted
B1_-_IFB_Abstract19B0001_Eagle_Island_Contract.pdf	PDF	Mar 22, 2019
Bid_Opening_Sign-In_Sheet.pdf	PDF	Mar 22, 2019
A21_-_W912PM19B0001_Amendment_-0001.pdf	PDF	Mar 6, 2019
Ditching_Cell1_LocMap_Fy19_Amdt0001.pdf	PDF	Mar 6, 2019
A23_-_Site_Visit_Sign_In_Sheet.pdf	PDF	Feb 27, 2019
EagIeIsland_AdvSPECS.pdf	PDF	Feb 20, 2019
EagleIsland_AdvPLANS.pdf	PDF	Feb 20, 2019

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C O

V E

R S

H E

E T

ISSUE DATE:

of Engineers

US Army Corps

Wilmington District

BRUNSWICK COUNTY, NORTH CAROLINA

G001

FY 19 EAGLE ISLAND DISPOSAL AREA CELL 1 AND CELL 2 DITCHING

WILMINGTON HARBOR

D it c h in g

C e ll

C o v e rS h t_

F Y .d g n

SOLICITATION NO.: W912PM19B0001

CONTRACT NO.:

FEBRUARY 2019

E N

A M

W H

-0

-3

D R

A W

G C

O D

D R

A W

N 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

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

F E

B R

U A

R Y

G T

O N

N O

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H C

A R

O L

A R

G T

O N A

V E

N U

E W

G T

O N D

T R

T U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

B R

U N

S W

K C

O U

N T

N O

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H C

A R

O L

A D

P O

S A

L A

R E

A C

E L L A

N D C

E L L D

C H

G F

Y E

A G

L E I S

L A

N D

W P

H A

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R O

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D U

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B O

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B O

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Approval Recommended: *

Approved: *

DATE

AND APPROVAL OF ALL DRAWINGS IN THIS SET AS INDEXED ON THIS SHEET.

SIGNATURES AFFIXED BELOW INDICATE OFFICIAL RECOMMENDATION

CHIEF, ENGINEERING BRANCH

SCOPE OF THEIR EMPLOYMENT. SIGNATURES ARE REQUIRED BY ER 1110-1-8152.

DESIGNATIONS APPEAR ON THESE DOCUMENTS ARE OPERATING WITHIN THE

WILMINGTON DISTRICT. INDIVIDUALS WHOSE SIGNATURES AND REGISTRATION

* THIS PROJECT WAS DESIGNED BY THE U.S. ARMY CORPS OF ENGINEERS,

CHIEF, DESIGN and GENERAL ENGINEERING SECTION

11 FEB 2019

6 FEB 2019

E W

H A

N O

V E

R C

O U

N T

O B

R U

N S

N T

Cape Lookout

OCE

City Morehead

64201

SCALE IN MILES

C A T

M A P S

E X

D R

A W

G S P

R O J E

V E

R V

DITCHING - CELL1 TYPICAL SECTIONS AND EXCAVATED MATERIAL LAYOUTS

CELL 2 DIKE FAILURE AREA REPAIRS

DITCHING - CELL 1

LOCATION MAP

INDEX OF DRAWINGS, PROJECT OVERVIEW AND LOCATION MAPS

Southport

PROJECT

Wilmington

Beach

Carolina

Beach

Wrightsville

Island

Bald Head

C ap e Fe ar R iv er

Plate No. Title

S O U T H C A R

O L I N

Cape Fear

74 133

132117

TO I-40

A t l a n t i c c e a n

GI01

EAGLE ISLAND DISPOSAL AREA

CN301

CN102

CN101

GI02

GI01

D it c h in g C e ll1

V ic

M a p F y .d g n

E N

A M

W H

-0

-3

D R

A W

G C

O D

D R

A W

N 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

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

F E

B R

U A

R Y

G T

O N

N O

R T

H C

A R

O L

A R

G T

O N A

V E

N U

E W

G T

O N D

T R

T U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

B R

U N

S W

K C

O U

N T

N O

R T

H C

A R

O L

A D

P O

S A

L A

R E

A C

E L L A

N D C

E L L D

C H

G F

Y E

A G

L E I S

L A

N D

W P

H A

R G

R O

V E

D U

N L

O P

B O

W L E

S -E

A R

L Y

B O

W L E

S -E

A R

L Y

INDEX OF DRAWINGS

PROJECT OVERVIEW

PROJECT LOCATION

DARE

N E

W H

A N

O V E

M O

O R

CHATHAM

A L

A M

A N

C E

CARTERET

V I R G I N I A

Wilmington

Manteo

Elizabeth City

Cape Hatteras

Rodanthe

Not To Scale

C O S

O U N D

R O

A N

O K

E R

N E U S E

C H

O W

A N

C A P E

F E A R

RIVER

HYDEBEAUFORTPITT

EDGECOMBE

WASHINGTON TYRREL

PAMLICO

CRAVEN

JONES

ONSLOW

DUPLIN

PENDER

BRUNSWICK

COLUMBUS

ROBESON

HOKE

LEE

C A

S W

E L L

PERSON

ORANGE

DURHAM

WAKE

JOHNSTON

FRANKLIN

VANCE

WARREN

HALIFAX

NORTHAMPTON

HERTFORD

GATES

NASH

WILSON

SAMPSON

CUMBERLAND

G R

A N

L E

P E R

Q U

A N S

P A S Q

U O T A N

C A

M D E N

C U R R

U C

MARTIN

BERTIE

GREENE

LENOIR

WAYNE

HARNETT

BLADEN

NOTES:

WITHIN 120 DAYS OF NTP.

WORK UNDER THIS CONTRACT AT CELL 2 IS TO BE PERFORMED FIRST AND COMPLETED

ALONG THE INSIDE TOE OF THE EXISTING CELL 2 WEST SIDE DIKE NEAR SPILLWAY NO.4

SIDES OF CELL 2. DIKE EMBANKMENT REPAIRS AND CONSTRUCTION OF A TOE BERM

TOE BERMS ALONG THE OUTSIDE TOE OF THE EXISTING DIKE ON THE EAST AND WEST

REQUIRE THE REPLACEMENT OF THE SPILLWAY SYSTEMS AND CONSTRUCTION OF

A FUTURE DISPOSAL AREA IMPROVEMENTS CONTRACT PROPOSED FOR CELL 2 WILL

IS ANTICIPATED TO OCCUR DURING THE PERIOD AUGUST 2019 THRU JANUARY 2020.

INCLUDE THE DISPOSAL OF DREDGED MATERIAL INTO THE CELL 3 DISPOSAL AREA

UNDER A SEPARATE CONTRACT, DREDGING AND DISPOSAL OPERATIONS WHICH WILL

SATISFACTION OF THE CONTRACTING OFFICER.

BE RESPONSIBLE FOR RESTORING ANY DAMAGE TO WETLANDS TO THE

TEMPORARILY, IN AREAS DEFINED AS WETLANDS. THE CONTRACTOR SHALL

NO FILL MATERIAL OF ANY KIND SHALL BE PLACED AT ANY TIME, INCLUDING

THE WETLANDS LOCATED OUTSIDE CELLS 1, 2 AND 3 ARE PROTECTED BY LAW.

SEE PLATE CN301 FOR CELL 1 AND CELL 2 DITCHING DETAILS.

VERTICAL DATUM NAVD 88.

HORIZONTAL DATUM NAD 1983(2011).

SPILLWAY NO. 8

SPILLWAY NO. 7

N 170,000 E 2,310,000

SPILLWAY NO. 2

SPILLWAY NO. 3

N 160,000 E 2,310,000

SPILLWAY NO. 1

HWY 421

TO US

N 175,000 E 2,315,000

& 421

U.S. 74, 76, BUS 17

MEMORIAL BRIDGE

CAPE FEAR

BRUNSWIC

K RI

VER

CELL NO. 1 DIKE

CELL NO. 3 DIKE

SPILLWAY NO. 9

SPILLWAY NO. 6

SPILLWAY NO. 5

SPILLWAY NO. 4

CELL NO. 2 DIKE

AUTHORITY DOCKS

N.C. STATE PORTS

REPAIR YARD

US ARMY ENGINEER

ACCESS ROAD

CELL 3

DISPOSAL AREA

EAGLE ISLAND

CELL 2

DISPOSAL AREA

EAGLE ISLAND

C R

O S

S D

C R

O S S D

- 3

CAPE FEAR RIVER

SCALE IN FEET

SCALE: 1" = 600'

600 600 900 1500

W I L M I N G T O N

D it c h in g C e ll1

L o c

M a p F y .d g n

WILMINGTON HARBOR NAVIGATION CHANNEL

CELL 1

DISPOSAL AREA

EAGLE ISLAND

GI02

L O

C A

N M

A P

E N

A M

W H

-0

-3

D R

A W

G C

O D

D R

A W

N 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

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

F E

B R

U A

R Y

G T

O N

N O

R T

H C

A R

O L

A R

G T

O N A

V E

N U

E W

G T

O N D

T R

T U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

B R

U N

S W

K C

O U

N T

N O

R T

H C

A R

O L

A D

P O

S A

L A

R E

A C

E L L A

N D C

E L L D

C H

G F

Y E

A G

L E I S

L A

N D

W P

H A

R G

R O

V E

D U

N L

O P

B O

W L E

S -E

A R

L Y

B O

W L E

S -E

A R

SCALE IN FEET

0300 150 300 600

LEGEND

8 FEET (MIN.) DEEP

ALL DITCHES TO BE

DRAINAGE DIRECTION

162,449

162,549

162,650

162,751

162,853

162,955

163,058

163,163

163,270

163,374

163,481

163,601

163,721

163,837

163,948

164,058

164,170

164,282

164,393

164,505

164,617

164,726

164,831

164,935

165,037

165,138

165,240

165,342

165,449

165,558

165,669

165,780

165,889

165,998

166,104

166,210

166,314

166,417

2,314,459

2,314,470

2,314,478

2,314,482

2,314,484

2,314,481

2,314,477

2,314,462

2,314,441

2,314,427

2,314,405

2,314,316

2,314,225

2,314,156

2,314,107

2,314,070

2,314,019

2,313,970

2,313,925

2,313,877

2,313,828

2,313,792

2,313,775

2,313,767

2,313,770

2,313,773

2,313,772

2,313,748

2,313,711

2,313,670

2,313,633

2,313,590

2,313,556

2,313,534

2,313,515

2,313,506

2,313,502

162,826

162,714

162,603

162,498

162,393

162,290

162,188

162,086

161,982

161,882

161,779

161,679

161,584

161,492

161,405

161,329

161,215

161,104

160,990

160,881

160,857

160,895

160,966

161,041

161,116

161,203

161,297

161,393

161,490

161,588

161,683

161,778

161,873

161,968

162,063

162,159

162,255

162,352

166,599

166,507

166,405

166,303

166,201

166,100

165,994

165,900

165,806

165,720

165,636

165,530

165,421

165,311

165,202

165,091

164,980

164,878

164,774

164,672

164,570

164,471

164,371

164,269

164,165

164,050

163,956

163,845

163,739

163,635

163,518

163,403

163,287

163,057

162,941

2,312,606

2,312,548

2,312,546

2,312,544

2,312,543

2,312,542

2,312,520

2,312,481

2,312,401

2,312,310

2,312,330

2,312,366

2,312,404

2,312,442

2,312,485

2,312,529

2,312,541

2,312,542

2,312,528

2,312,515

2,312,516

2,312,525

2,312,540

2,312,553

2,312,594

2,312,617

2,312,623

2,312,698

2,312,763

2,312,831

2,312,991

2,313,033

2,313,095

2,313,144

2,313,166

2,313,208

2,313,222

2,313,227

2,313,228

2,313,243

2,313,227

2,313,229

2,313,217

2,313,184

2,313,134

2,313,057

2,312,929

2,312,988

2,313,034

2,313,293

2,313,443

2,313,567

2,313,720

2,313,855

2,313,988

2,314,066

2,314,104

2,314,135

2,314,158

2,314,182

2,314,215

2,314,250

2,314,284

2,314,317

2,314,351

2,314,385

2,314,415

2,314,440

40 30

30 30

0 30

30 3

40 40

10 10 10

20 20 20

20 20

20 20 20 20 20

30 30 30

30 30 30 30 30

40 40

FROM TOE OF EXISTING DIKE

END ALL INTERIOR DITCHES 150'

PERIMETER DITCH

PROPOSED

SEE NOTE 14

(NOT OPERATIONAL)

SPILLWAY NO. 3

EXISTING

D it c h in g

C e ll

D it c h in g .d g n

E N

A M

W H

-0

-3

D R

A W

G C

O D

D R

A W

N 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

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

F E

B R

U A

R Y

G T

O N

N O

R T

H C

A R

O L

A R

G T

O N A

V E

N U

E W

G T

O N D

T R

T U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

B R

U N

S W

K C

O U

N T

N O

R T

H C

A R

O L

A D

P O

S A

L A

R E

A C

E L L A

N D C

E L L D

C H

G F

Y E

A G

L E I S

L A

N D

W P

H A

R G

R O

V E

D U

N L

O P

B O

W L E

S -E

A R

L Y

B O

W L E

S -E

A R

L Y

111213141516

3132333435363738

64 65 66 67 68 69 70 71 72 73

83 84 85 86 87

88 89 90 91 92 93 94 95 96 97

105 106107108 109110 111

CN101

C H

G C

E L L

SEE NOTE 5

150' TYP.

S E

E N

O T E

' T

Y P

S E

E N

O T E

Y P

S E

E N

O T

Y P

S E

E N

O T E

' T

Y P

D R

A G

E D

E C

T Y

SECTION SHEET CN301

PERIMETER DITCH

DIKE (TYP.) - SEE TYPICAL

DITCH 150' FROM TOE OF

PROPOSED PERIMETER

S E

E N

O T

Y P

PROPOSED PERIMETER DITCH

S H

E E

T C

S E

E T

Y P

A L I

N T

E R

R D

C H S

E C

P R

O P

O S

E D I

N T

E R

R D

C H

T Y

SEE NOTE 13

INV. OUT = 13.1

SPILLWAY NO. 2

EXISTING

SEE NOTE 12

INV. OUT = 22.1

SPILLWAY NO. 1

EXISTING

SHEET CN301

CONNECTION DITCH SECTION

SPILLWAY (TYP.) - SEE TYPICAL

FROM PERIMETER DITCH TO

PROPOSED CONNECTION DITCH

EXISTING DIKE

150 FEET FROM TOE OF

END ALL INTERIOR DITCHES

SECTION SHEET CN301

CONNECTION DITCH

(TYP.)- SEE TYPICAL

DITCH TO SPILLWAY

DITCH FROM PERIMETER

PROPOSED CONNECTION

EXISTING DIKE'

BE WITHIN 150' FROM TOE OF

DITCH EDGE TO NOT DITCH -

PROPOSED EAST PERIMETER

POINT No. NORTHING EASTING POINT No. NORTHING EASTING POINT No. NORTHING EASTING

DITCH LAYOUT COORDINATES

EMBANKMENT WAS REMOVED UNDER A PREVIOUS CONTRACT.

AND THEREFORE IS INOPERABLE. THE OUTLET PIPE FROM THE RISER BOX THROUGH THE DIKE

SPILLWAY 3 CONSISTS OF A 4'X8' RISER BOX. SPILLWAY 3 DOES NOT HAVE AN OUTLET PIPE

EXTENDS TO THE BRUNSWICK RIVER.

DIKE EMBANKMENT THE 12" HDPE PIPE EXTENDS INTO A 30" HDPE PIPE. THE 30" HDPE PIPE

EXTENDS THROUGH THE DIKE EMBANKMENT. AFTER CLEARING THE OUTSIDE SLOPE OF THE

SPILLWAY 2 CONSISTS OF A 4'X4' RISER BOX CONNECTED TO A 12" HDPE PIPE WHICH

HDPE PIPE WHICH EXTENDS TO THE CAPE FEAR RIVER.

CLEARING THE OUTSIDE SLOPE OF THE DIKE EMBANKMENT, THE CAP CONNECTS TO A 30"

ALUMINUM ALLOY PIPE (CAP) WHICH EXTENDS THROUGH THE DIKE EMBANKMENT. AFTER

SPILLWAY 1 CONSISTS OF A 4'X8' RISER BOX CONNECTED TO A 30" DIAMETER CORRUGATED

IN THE PRICE FOR DITCHING.

THEM THROUGHOUT THE PERFORMANCE PERIOD OF THIS CONTRACT SHALL BE INCLUDED

SPILLWAYS, AND INCIDENTALS NECESSARY TO CONSTRUCT THE DITCHES AND MAINTAIN

ALL COSTS FOR LABOR, MATERIALS, EQUIPMENT, TOOLS, SUPPLIES, OPERATION OF

TO SECTION 01 57 19 OF THE SPECIFICATIONS.

COMPLY WITH THE REQUIREMENTS OF THE WATER QUALITY CERTIFICATION AS ATTACHMENT 2

ALL DISCHARGE OF WATER INTO THE BRUNSWICK RIVER AND CAPE FEAR RIVER SHALL

THE CONTRACTOR SHALL OPERATE THE SPILLWAYS AS NECESSARY TO REMOVE WATER.

TO ACHIEVE THE TYPICAL DITCH SECTION.

THE CONTRACTOR SHOULD ANTICIPATE MAKING SEVERAL PASSES WITH HIS EQUIPMENT

DUE TO THE SOFT AND WET CONDITIONS THAT EXIST INSIDE CELL 1 AND CELL 2 DIKED AREAS, THE TOP EDGE OF THE DITCHES.

SIDE OF EACH DITCH. THE MATERIAL SHALL BE PLACED NO CLOSER THAN 10' FROM

ALL MATERIAL REMOVED FROM THE DITCHES SHALL BE PLACED IN PILES ALONG

CONSTRUCTED FROM THE SUMPS TO THE SPILLWAY STRUCTURES.

ALLOW FLOW TO THE SPILLWAY STRUCTURES. A CONNECTION DITCH SHALL BE

THE CONTRACTOR SHALL TIE ALL INTERIOR DITCHES TO THE PERIMETER DITCH TO

MAINTAIN ALL DITCHES OPEN TO DRAIN DURING THE CONTRACT PERFORMANCE PERIOD.

BRUNSWICK RIVER AND CAPE FEAR RIVER. ONCE OPENED, THE CONTRACTOR SHALL

THE INTENT OF THE DITCHING IS TO DRAIN THE AREA VIA THE SPILLWAYS INTO THE

BE APPROXIMATELY 100 FEET. DITCHES SHALL BE SLOPED TO DRAIN TO THE SPILLWAYS.

INSIDE TOE OF ANY EXISTING DIKE. CENTERLINE SPACING FOR INTERIOR DITCHES SHALL

DITCHES SHALL BE CONSTRUCTED NO CLOSER THAN 150 FEET FROM THE

THE CONTRACTOR SHALL CONSTRUCT DITCHES AND INTERIOR DITCHES AS SHOWN.

AS THE PERIMETER DITCH OR CONNECTION DITCH DRAINING INTO IT.

PUMPED INTO THE SPILLWAYS. THE BOTTOM OF EACH SUMP SHALL BE AT LEAST AS DEEP

REQUIREMENTS CAN BE MET WHEN RELEASED INTO THE SPILLWAYS BY GRAVITY FLOW OR

FACE OF SPILLWAYS 1 AND 2. EACH SUMP SHALL BE SIZED SUCH THAT WATER QUALITY

THE CONTRACTOR SHALL DIG A SUMP LOCATED 150 FEET OFF TOE OF DIKE, NEAR THE

VERTICAL DATUM NAVD 88.

HORIZONTAL DATUM NAD 1983(2011).

ARE SHOWN IN 2-FT INTERVALS.

THE SURVEYS WERE PERFORMED USING NC RTKN (VRS) NETWORK CONTROL. CONTOURS

16 NOVEMBER 2018 FOR CONTROL PANELS, SPILLWAY LOCATIONS AND CROSS SECTIONS.

(COINCIDENTAL AERIAL LIDAR AND IMAGERY DATA) AND BETWEEN 31 OCTOBER 2018 TO

CONTOURS SHOWN REPRESENT THE RESULTS OF SURVEYS PERFORMED ON 4 NOVEMBER 2018

NOTES:

14.

13.

12.

11.

10.

120 DAYS OF NTP.

5. WORK UNDER THIS CONTRACT AT CELL 2 IS TO BE PERFORMED FIRST AND COMPLETED WITHIN

4. PERIMETER DITCH BETWEEN SPILLWAYS 4 AND 5 SHALL BE RELOCATED AS SHOWN ABOVE.

PIT IN THE NORTHEAST CORNER OF CELL 2 WILL NOT BE ALLOWED UNDER THIS CONTRACT.

FROM CELL 1 DITCHING WORK AS FILL MATERIAL. REMOVAL OF BORROW FROM THE BORROW

LOCALLY FROM THE NORTHWEST CORNER IN THE INTERIOR OF CELL 2 AND/OR MATERIAL

3. CONTRACTOR MAY USE MATERIAL EXCAVATED FROM RELOCATED PERIMETER DITCH AND

PERIMETER DITCH SHALL BE FILLED AND ABANDONED.

2. EXISTING INTERIOR DITCHES BETWEEN THE RELOCATED PERIMETER DITCH AND EXISTING

1. THE EXISTING PERIMETER DITCH BETWEEN SPILLWAY 4 AND SPILLWAY 5 SHALL BE FILLED.

NOTES

(typ.)

150' MINIMUM DISTANCE

SCALE: 1" = 50'

TYPICAL PERIMETER DITCH SECTION BETWEEN SPILLWAY 4 AND 5

TIE IN TO EXISTING DITCH

SPILLWAY 5

SPILLWAY 4

CN102

F A

U R

E A

R E

A R

E P

S C

E L L D

SCALE IN FEET

0 10050 25 50

E a g le Is la n d

C e ll

R e p a ir .d g n

RELOCATED PERIMETER DITCH CENTERLINE ALIGNMENT

DIRECTION OF FLOW (typ.)

E N

A M

W H

-0

-3

D R

A W

G C

O D

D R

A W

N 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

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

F E

B R

U A

R Y

G T

O N

N O

R T

H C

A R

O L

A R

G T

O N A

V E

N U

E W

G T

O N D

T R

T U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

B R

U N

S W

K C

O U

N T

N O

R T

H C

A R

O L

A D

P O

S A

L A

R E

A C

E L L A

N D C

E L L D

C H

G F

Y E

A G

L E I S

L A

N D

W P

H A

R G

R O

V E

D U

N L

O P

B O

W L E

S -E

A R

L Y

B O

W L E

S -E

A R

L Y

EXISTING DITCH

TIE IN TO

E 2,311,916.64 N 167,662.45

E 2,311,748.57 N 167,978.40

E 2,311,610.86 N 168,157.17

E 2,311,436.12 N 168,612.84

DITCH TO BE FILLED IN

EXISTING PERIMETER

TO BE FILLED IN (typ.)

EXISTING INTERIOR DITCHES

GROUND

EXISTING

(NTS)

8'MIN. (typ.)

(typ.)

1.5H : 1V

EXISTING DIKE

DITCH FILLED

PERIMETER

EXISTING

ALIGNMENT

DITCH CENTERLINE

SEE PLAN VIEW FOR

DITCH.

FROM TOP EDGE OF

DITCH (typ.). MINIMUM 10'

MATERIAL ADJACENT TO

PLACE EXCAVATED

CONTRACTOR SHALL

DITCH

PERIMETER

NEW RELOCATED

TYPICAL PERIMETER DITCH SECTION

CN301

TYPICAL INTERIOR DITCH SECTION

(NTS)

TYPICAL CONNECTION DITCH SECTION

GROUND

EXISTING

GROUND

EXISTING

(typ.)

100'

(typ.)

150' MINIMUM DISTANCE

8' MIN. (typ.)

(typ.)

1.5H : 1V

(NTS)

8'MIN. (typ.)

(typ.)

1.5H : 1V

8' MIN. (typ.)

(typ.)

1.5H : 1V

(typ.)

GROUND

EXISTING

200'

(typ.)

1.5H : 1V (typ.)

8' MIN.8' MIN. (typ.)

(typ.) (typ.)

(typ.)

10' MIN.

(typ.)

10' MIN.

(typ.)

10' MIN.

(NTS)

EXISTING DIKE

TOP EDGE OF DITCH.

TO DITCH (typ.). MINIMUM 10' FROM

EXCAVATED MATERIAL ADJACENT

CONTRACTOR SHALL PLACE

TOP EDGE OF DITCH.

TO DITCH (typ.). MINIMUM 10' FROM

EXCAVATED MATERIAL ADJACENT

CONTRACTOR SHALL PLACE

TOP EDGE OF DITCH.

MINIMUM 10' FROM

ADJACENT TO DITCH (typ.).

EXCAVATED MATERIAL

CONTRACTOR SHALL PLACE

THE SUMP AND THE TOP EDGE OF THE PERIMETER DITCH.

DITCH. ALSO MATERIAL SHALL BE PLACED NO CLOSER THAN 10' FROM THE TOP EDGE OF

CONTRACTOR SHALL PLACE EXCAVATED MATERIAL ADJACENT TO EITHER SIDE OF

NOTE:

D it c h in g C e ll1

T y p S e c F y .d g n

CN301

E X

C A

V A

T E

D M

A T

E R

L L

A Y

O U

T S

T Y

A L S

E C

N S A

N D

C H

G C

E L L

E N

A M

W H

-0

-3

D R

A W

G C

O D

D R

A W

N 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

U E D

A T

2 3 4 5 6 7 8 9 10

SHEET ID

®of Engineers

US Army Corps

F E

B R

U A

R Y

G T

O N

N O

R T

H C

A R

O L

A R

G T

O N A

V E

N U

E W

G T

O N D

T R

T U .S

A R

M Y C

O R

P S O

F E

N G

E E

R S

B R

U N

S W

K C

O U

N T

N O

R T

H C

A R

O L

A D

P O

S A

L A

R E

A C

E L L A

N D C

E L L D

C H

G F

Y E

A G

L E I S

L A

N D

W P

H A

R G

R O

V E

D U

N L

O P

B O

W L E

S -E

A R

L Y

B O

W L E

S -E

A R

G001 COVER SHEET

GI01 INDEX OF DRAWINGS, PROJECT OVERVIEW, AND LOCATION MAPS

GI02 LOCATION MAP

CN101 DITCHING - CELL 1

CN102 CELL 2 DIKE FAILURE AREA REPAIRS

CN301 DITCHING - CELL 1 TYPICAL SECTIONS AND EXCAVATED MATERIAL LAYOUTS

File details come from the government source that posted it.