FY14_EagleIsland_AdvPlans.pdf

US 70

RIVER

NE

US

E

RIVER

E

OK

ROAN

F E A R

CAPE

N . E

R

IV

E R

FEAR

CAPE

U S

U S

US

U S

US

U S

N C

N C

NC

US 264

NC 33

N C

US

U S

US

U S

6050403020100

VICINITY MAP

Approximate Scale in Miles

WILMINGTON

JACKSONVILLE

NEW BERN

MOREHEAD

CITY

WASHINGTON

ELIZABETH

CITY

VIRGINIA

NORTH CAROLINA

EDENTON

N O R

TH

C

A R

O

LIN

A

S O U

TH

C

A R

O

LIN

A

CAPE

HATTERAS

P

A M L I C

O

S

U N D

PAMLICO RIVER

RIVER

N

EU

SE

CAPE LOOKOUT

CAPE FEAR

A T L A N T I C

E A N

A L B E M

A R L E

S O U N D

SITE

DA Improvements FY 14 Eagle Island

F Y

E a g le I s la n d I m p ro v e m e n ts W il m in g to n H a rb o r

IF

B N o

W P

M -1

-B -0

Brunswick County, North Carolina Wilmington Harbor project documents within the scope of their employment as required by ER 1110-1-8152.

The initials or signatures and registration designations of individuals appear on these

This project was designed by the Wilmingtion District of the U.S. Army Corps of Engineers

IFB No. W912PM-13-B-0006

00_EI_14_COVER.dgn 8/16/2013 4:21:04 PM

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N T S

REFERENCE DRAWINGS

R-1

R-2

R-3

INDEX OF DRAWINGS

LOCATION MAP

SITE PLAN - SPILLWAY 7

DEMOLITION PROFILE AND NEW PROFILE - SPILLWAY 7

SITE PLAN - SPILLWAY 8

SITE PLAN - SPILLWAY 9

SPILLWAY DETAILS

STEEL WALKWAY DETAILS

STEEL WALKWAY SUPPORT DETAILS

SEDIMENT AND EROSION CONTROL - DETAILS

PIPE SADDLE DETAILS

MISCELLANEOUS DETAILS

SADDLE SUPPORT DETAIL

SEDIMENT AND EROSION CONTROL PLAN - CELL 3 SPILLWAYS

PROFILE - SPILLWAY 8

PROFILE - SPILLWAY 9

SPILLWAY DETAILS, EXCAVATION

4X8 SPILLWAY DETAILS - SHEET 1 OF 4

4X8 SPILLWAY DETAILS - SHEET 2 OF 4

4X8 SPILLWAY DETAILS - SHEET 3 OF 4

4X8 SPILLWAY DETAILS - SHEET 4 OF 4

Plate No. Title

INDEX OF DRAWING

E I_

IN

D E

X .d g n

Sheet No.

G-1

G-2

C-1

C-2

C-3

C-4

C-5

C-6

C-7

C-8

S-1

S-2

S-3

S-4

S-5

S-7

S-8

S-6 16

01_EI_14_INDEX.dgn 8/16/2013 4:21:06 PM

IE

F

D E S

C T

IO

N

ANCHORAGE BASIN

ACCESS ROAD

BETWEEN CHANNEL

N 160,000

E 2,310,000 N 170,000

E 2,310,000

BRUNSWICK R

IVER

NORTH CAROLINA STATE PORTS AUTHORITY

NC STATE PORTS AUTHORITY DOCKS

ACCESS ROAD

ACCESS ROAD

ACCESS ROAD

WETLANDS

WETLANDS WETLANDS

WETLANDS

WETLANDS

DISPOSAL SITE

OF GATE TO EAGLE ISLAND

APPROXIMATE LOCATION

DIKE

CELL NO. 3

EXISTING

DISPOSAL AREA

CELL NO. 2

SCALE: 1"=800’

800’800’

YARD

REPAIR

ENGINEER

US ARMY

ELEV.=5.18 NAVD 88

E=2315621.55

N=174691.12

PID: EA3063

"8120 C 1976 NO1 1986"

CONTROL POINT #4

ELEV.=20.04 NAVD 88

E=2305275.60

N=157642.27

PID: EA0580

"JOHNSON 2 1965"

CONTROL POINT #1

ELEV.=43.31 NAVD 88

E=2322247.68

N=162378.76

PID: EA3092

"MCDONALDS 1980"

CONTROL POINT #9

ELEV.=32.41 NAVD 88

E=2318380.99

N=162523.85

PID: DJ5930

"PORT 2006"

CONTROL POINT #8

ELEV.=18.37 NAVD 88

E=2318057.65

N=163894.21

PID: DJ5931

"LENFESTEY 2006"

CONTROL POINT #7

DIKE 1-2

CROSS

EXISTING

ROAD

ACCESS

ROAD

ACCESS

DIKE

CELL 1

EXISTING

NO. 2

SPILLWAY

EXISTING NO. 3

SPILLWAY

EXISTING

LANDS

WET-

SPILLWAY NO. 8

CONSTRUCT NEW

SPILLWAY NO. 9

CONSTRUCT NEW

SPILLWAY NO. 1

EXISTING

NO. 4

SPILLWAY

EXISTING

NO. 5

SPILLWAY

EXISTING NO. 6

SPILLWAY

EXISTING

PERIOD SEPTEMBER 2013 THRU JANUARY 2014.

MATERIAL IN THE CELL NO. 2 DISPOSAL AREA DURING THE

SPILLWAY INSTALLATION WORK AND DISPOSAL OF DREDGED

GOVERNMENT CONTRACT ARE PLANNED WHICH WILL REQUIRE

6. DREDGING AND DISPOSAL OPERATIONS UNDER SEPARATE

CONTRACTING OFFICER.

DAMAGE TO THE WETLANDS TO THE SATISFACTION OF THE

CONTRACTOR SHALL BE RESPONSIBLE FOR RESTORING ANY

TEMPORARILY, IN AREAS DEFINED AS WETLANDS. THE

OF ANY KIND SHALL BE PLACED AT ANY TIME, INCLUDING

AND 3 DIKES ARE PROTECTED BY LAW. NO FILL MATERIAL

5. THE WETLANDS LOCATED OUTSIDE OF CELLS 1, 2.

SPILLWAYS 7, 8 AND 9 CONSTRUCTION DETAILS

4. SEE PLATES C-1 THRU C-8 FOR EAGLE ISLAND CELL 3

3. CONTROL POINTS ARE NOTED ON DRAWING

2. VERITICAL DATUM NAVD 88

1. HORIZONTAL DATUM NAD 1983

NOTES:

DIKE 2-3

CROSS

EXISTING

N

X

WETLANDS

WETLANDS

G-2

SHEET 2 OF 18

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SHEET OF

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G

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A

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N T S

B B

B B

B B

B B

B B

B B

B B

B B

B B

B

B B

E 2,315,000

N 175,000

FOURTH EAST JETTY CHANNEL

WETLANDS

WETLANDS

WETLANDS

WETLANDS

U.S. 74, 76, 17 & 421

MEMORIAL BRIDGE

CAPE FEAR

ELEV.=11.99 NAVD 88

E=2311564.90

N=177996.70

PID: EA1250

"BRU 21 1979"

CONTROL POINT #12

E L

E V

E

N

T R

A V

E R

I

L

C O

N T

R

L

I

AREA

DISPOSAL

CELL NO. 1

DISPOSAL AREA

CELL NO. 3

NO. 7

SPILLWAY

REPLACE

LIMITS

BORROW AREA

300’(TYP.)

1_

E I_

IN

D E

X .d g n

CAPE FEAR RIVER

HWY 421

TO US

ON WALKWAY

ON WALKWAY

ON WALKWAY

ON WALKWAY

ON WALKWAY

LEGEND

ACCESS ROAD

BORROW AREA LIMITS

DIKE CENTERLINE

02_EI_14_LOCATION_MAP.dgn 8/16/2013 4:21:08 PM

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SHEET 3 OF 18

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> CELL 3 DIKE

E F

D

SILT FENCE

TEMPORARY

XX

SITE PLAN

SEE PLATE C-4 FOR

REPLACE SPILLWAY NO. 7

FOR SITE PLAN

RISER SEE PLATE C-6

NEW SPILLWAY NO. 8

FOR SITE PLAN

RISER SEE PLATE C-8

NEW SPILLWAY NO. 9

X X

X X

LEGEND

20 20

15’ MAJOR CONTOUR

MINOR CONTOUR

ACCESS ROAD

TEMPORARY SILT FENCE

EXISTING DIKE CENTERLINE

X X

X X

0 200 400100

SCALE IN FEET

200 6000 200 400100

SCALE IN FEET

200 6000 200 400100

SCALE IN FEET

200 600

CELL NO. 3

CELL NO. 2

B R

U N

S W

IV

E R

DIKE OF CELL 3.

11. THERE SHALL BE NO GROUND DISTURBANCE BEYOND THE OUTSIDE TOE OF THE

FOR SPILLWAY NO. 7.

10. SEE PLATE C-2 FOR TYPICAL SECTIONS AND FOR CLEARING AND GRUBBING LIMITS

9. SEE PLATE C-2 FOR SEDIMENT AND EROSION CONTROL DETAILS.

THEREFORE INFORMATION SHOWN MAY NOT BE REPRESENTATIVE OF EXISTING SITE CONDITIONS.

8. AT THE TIME OF PREPARING THESE PLAN SHEETS, CELL 3 WAS AN ACTIVE CONSTRUCTION SITE.

7. THE TOPOGRAPHIC SURVEY WAS PERFORMED IN FEBRUARY THRU APRIL 2012.

SPECIFICATIONS. SEE PLATE C-2 OF THE DRAWINGS FOR THE LIMITS OF SEEDING AND MULCHING.

6. THE CONTRACTOR SHALL SEED AND MULCH DISTURBED AREAS IN ACCORDANCE WITH THE

OFFICER OR HIS/HER DESIGNATED REPRESENTATIVE.

MEETS THE REQUIREMENTS OF THE SPECIFICATIONS AND IS APPROVED BY THE CONTRACTING

TO OBTAIN BORROW FROM SITES LOCATED OFF FEDERAL PROPERTY PROVIDED THE MATERIAL

5. IN THE EVENT MATERIAL CANNOT BE OBTAINED ON SITE, THE CONTRACTOR SHALL BE ALLOWED

THE BORROW AREA SHALL BE GRADED TO PROVIDE POSITIVE DRAINAGE TOWARD THE SPILLWAYS.

TO EXCAVATE, HAUL, AND PLACE MATERIAL OBTAINED FROM WITHIN THE DISPOSAL AREAS.

CONTRACTOR MAY HAVE TO PROVIDE SPECIAL EQUIPMENT AND HANDLING PROCEDURES

EXCAVATION FOR BORROW WILL BE ALLOWED WITHIN 300’ OF THE DIKE CENTERLINE. THE

4. MATERIAL FOR DIKE REPAIRS MAY BE OBTAINED FROM THE BORROW AREA IN CELL 3. NO

3. CONTROL POINTS ARE AS NOTED ON PLATE G-2.

2. VERTICAL DATUM NAVD 88.

1. HORIZONTAL DATUM NAD 1983.

NOTES:

03_EI_14_SECP.DGN 8/16/2013 4:21:10 PM

I

K E

E D

N C

H

FENCE AT TOE OF DIKE

EXISTING TEMPORARY SILT

N.T.S.

TEMPORARY SILT FENCE (TSF) DETAIL1

C-2

AND SEDIMENT CONTROL PLANNING AND DESIGN MANUAL.

AREA ARE NOT VIOLATED. ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE IN ACCORDANCE WITH THE NORTH CAROLINA EROSION

7. THE CONTRACTOR SHALL PERFORM ALL WORK IN SUCH A MANNER THAT STATE WATER QUALITY STANDARDS OUTSIDE OF THE CONSTRUCTION

THE FENCE DURING CLEANOUT.

TO PROVIDE ADEQUATE STORAGE VOLUME FOR THE NEXT RAIN AND TO REDUCE PRESSURE ON THE FENCE. TAKE CARE TO AVOID UNDERMINING

0.5 INCHES OR MORE RAINFALL AT THE SITE. MAKE ANY REQUIRED REPAIRS IMMEDIATELY. REMOVE SEDIMENT DEPOSITS AS NECESSARY

6. THE CONTRACTOR SHALL INSPECT TEMPORARY SILT FENCE AT LEAST ONCE A DAY AND AFTER ANY SIGNIFICANT STORM THAT PRODUCES

FOR REVIEW AND APPROVAL BY THE CONTRACTING OFFICER OR HIS/HER DESIGNATED REPRESENTATIVE.

SPILLWAYS 7 PRIOR TO INSTALLATION THE CONTRACTOR SHALL STAKE OUT THE LOCATION OF THE TEMPORARY SILT FENCE

HIS/HER DESIGNATED REPRESENTATIVE. TEMPORARY SILT FENCE SHALL BE INSTALLED ALONG THE OUTSIDE TOE OF THE DIKE FOR

AND ON THE TYPICAL SECTIONS SHOWN ON PLATE C-2 AND DETAIL ABOVE AND AS DIRECTED BY THE CONTRACTING OFFICER OR

5. THE CONTRACTOR SHALL PLACE TEMPORARY SILT FENCE AS SHOWN ON THE SEDIMENT AND EROSION CONTROL PLAN (PLATE C-1)

4. THE CONTRACTOR SHALL MAINTAIN THE EXISTING SILT FENCE LOCATED AT THE TOE OF THE DIKE.

3. STEEL POSTS SHALL BE 5 FEET (MIN) IN HEIGHT AND SHALL BE OF THE SELF-FASTENER ANGLE STEEL TYPE.

DIRECTED BY THE CONTRACTING OFFICER.

2. FILTER FABRIC SHALL HAVE A MINIMUM OF 36" WIDTH. FILTER FABRIC SHALL BE FASTENED ADEQUATELY TO THE FENCE FABRIC AS

1. WIRE FABRIC SHALL BE A MINIMUM OF 32" IN WIDTH AND SHALL HAVE A MINIMUM OF 6 LINE WIRES WITH 12" STAY SPACING.

TEMPORARY SILT FENCE NOTES:

* 4 SPECIFIED

* UNLESS OTHERWISE

10’10’

CELL INTERIOR

GRADE (TYP)

FINISHED

NOT TO SCALE

TYPICAL SECTION

(8’ MAX. STANDARD STRENGTH FABRIC WITH WIRE FENCE)

OR HIS/HER DESIGNATED REPRESENTATIVE

VARIES AS DIRECTED BY THE CONTRACTING OFFICER

SECTIONS ON PLATE C-4 FOR LOCATION OF TEMPORARY SILT FENCE.

9. SEE PLATE C-1 FOR SEDIMENT AND EROSION CONTROL PLAN FOR CELL 3. SEE TYPICAL

APPLICATION OF SEEDING, SOIL CONDITIONERS, FERTILIZERS, AND MULCH.

8. SEE SECTION 32 92 19 IN THE SPECIFICATIONS FOR DETAILS REGARDING MAINTENANCE AND

14 CALENDAR DAYS FOLLOWING THE COMPLETION OF CONSTRUCTION.

7. CONTRACTOR SHALL PROVIDE PERMANENT GROUND COVER FOR ALL DISTURBED AREAS WITHIN

14 CALENDAR DAYS FOLLOWING COMPLETION OF ANY PHASE OF GRADING.

6. CONTRACTOR SHALL PROVIDE TEMPORARY GROUND COVER ON EXPOSED SLOPES WITHIN

MEASURES ARE IMPLEMENTED.

EROSION CONTROL MEASURES SHALL BE MAINTAINED UNTIL PERMANENT SOIL EROSION CONTROL

EROSION CONTROL MEASURES SHALL BE IMPLEMENTED IMMEDIATELY. ALL TEMPORARY SOIL

DISTURBED AREA IMMEDIATELY AFTER COMPLETION OF GRADING WORK, TEMPORARY SOIL

STABLIZIED AS SOON AS POSSIBLE. WHEN IT IS NOT POSSIBLE TO PERMANENTLY STABILIZE A

5. PERMANENT SOIL EROSION CONTROL MEASURES FOR ANY DISTURBED LAND AREA SHALL BE

OF EROSION CONTROL MEASURES, AND ANY NECESSARY REPAIRS SHALL BE MADE WITHOUT DELAY.

4. DAILY INSPECTION SHALL BE MADE BY THE CONTRACTOR TO DETERMINE THE EFFECTIVENESS

BEEN ACCOMPLISHED.

AS PERMANENT STABILIZATION OF SLOPES, DITCHES, AND OTHER EARTH CHANGES HAVE

DESIGNATED REPRESENTATIVE. CONTRACTOR SHALL REMOVE TEMPORARY MEASURES AS SOON

SHOWN ON THESE PLANS OR AS DIRECTED BY THE CONTRACTING OFFICER OR HIS/HER

3. CONTRACTOR SHALL APPLY TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES AS

BE ALLOWED TO COLLECT ON ANY OFFSITE AREA OR IN WATERWAYS.

2. SEDIMENTATION FROM WORK ON THIS SITE SHALL BE CONTAINED ON THE SITE AND SHALL NOT

SHALL BE MAINTAINED THROUGHOUT THE PERIOD OF CONSTRUCTION.

TO OR IN CONJUNCTION WITH THE START OF CONSTRUCTION AND SHALL REMAIN IN EFFECT AND

1. ALL EROSION AND SEDIMENTATION CONTROL MEASURES NOTED SHALL BE INSTALLED PRIOR

SOIL EROSION AND SEDIMENT CONTROL MEASURES

ACCORDANCE WITH APPLICABLE STATE AND FEDERAL REGULATIONS.

6. CURED RESIDUE FROM THE CONCRETE WASHOUT DIKED AREAS SHALL BE DISPOSED IN

REPAIRS. RE-LINE THE STRUCTURE WITH NEW PLASTIC AFTER EACH CLEANING.

OF WEAKENING OR DAMAGE. THE CONTRACTOR SHALL MAKE ANY NECESSARY

USE THE CONCRETE WASHOUT AREAS SHALL BE INSPECTED DAILY FOR SIGNS

HOLDING CAPACITY WITH A MINIMUM FREEBOARD OF 12 INCHES. WHILE IN

5. CONCRETE WASHOUT AREA SHALL BE MAINTAINED TO PROVIDE ADEQUATE

ABOVE GRADE OR BELOW GRADE.

HOLES, TEARS OR OTHER DEFECTS. THE CONCRETE WASHOUT AREA MAY BE

MATERIAL A MINIMUM OF 10 MIL POLYETHELENE SHEETING AND SHOULD BE FREE OF

OPERATIONS. THE CONCRETE WASHOUT AREA SHALL BE LINED WITH A PLASTIC

VOLUME TO CONTAIN ALL LIQUID AND CONCRETE WASTE GENERATED BY WASHOUT

A MINIMUM LENGTH AND WIDTH OF 10-FEET, BUT WITH SUFFICIENT QUANTITY AND

4. THE CONCRETE WASHOUT AREA SHALL BE CONSTRUCTED ON A FLAT SURFACE WITH

ON SITE.

3. THE CONCRETE WASHOUT AREA SHALL BE INSTALLED PRIOR TO CONCRTE PLACEMENT

TO FIELD LOCATE THE CONCRETE WASHOUT AREA.

MEET ONSITE WITH THE CONTRACTING OFFICER OR HIS/HER DESIGNATED REPRESENTATIVE

2. PRIOR TO INSTALLATION OF A CONCRETE WASHOUT AREA THE CONTRACTOR SHALL

WASH WATER AND STORM WATER THAT WILL BE DISCHARGED FROM THE SITE.

DESIGNATED DIKED AREAS TO PREVENT CONTACT BETWEEN THE CONCRETE AND/OR

TRUCKS WILL BE ALLOWED ON THE CONSTRUCTION SITE , BUT ONLY IN SPECIFICALLY

1. DISCHARGE OF EXCESS OR WASTE CONCRETE AND/OR WASH WATER FROM CONCRETE

CONCRETE WASTE FROM CONCRETE READY-MIX TRUCKS

GROUND (TYP)

EXISTING

NAVD 88

EL 39’

CLEAR (SPILLWAYS 7, 8 AND 9 AS REQUIRED)

SEED & MULCH (SPILLWAYS 7, 8 AND 9 AS REQUIRED)

C-2

COMPACTED FILL

2’ MIN’ (TYP)

WIRES

INTERMEDIATE

MIN. 12.5 GA.

WIRES

TOP & BOTTOM

MIN. 10 GA.

FABRIC

FILTER

FILTER FABRIC

36" MIN WIDTH

(TYP)

POST

STEEL

TEMPORARY SEED MIXTURE

PLANTING PERIOD COMMON NAME MIN LBS/ACRE

15 MAR - 14 SEP BROWNTOP, PROSO, OR

MILLET 50

15 SEP - 14 JAN RYE (GRAIN) 112

15 JAN - 14 MAR SPRING OATS 128

56RYE (GRAIN)

40COMMON OR KOBE LESPEDEZA1 SEP - 31 JAN

50(FOXTAIL) MILLET

BROWNTOP PROSO OR GERMAN

25COMMON OR KOBE LESPEDEZA1 MAY - 31 AUG

32SPRING OATS

25COMMON OR KOBE LESPEDEZA

50PENSACOLA BAHIAGRASS1 FEB - 30 APR

MIN LBS/ACRECOMMON NAMEPLANTING PERIOD

PERMANENT SEED MIXTURE

PLANTING PERIOD COMMON NAME MIN LBS/ACRE

ADDITIONAL PERMANENT SEED MIXTURE

1 NOV - 28 FEB COMMON BERMUDA GRASS 20

(unhulled)

COMMON BERMUDA GRASS 12

(hulled)

1 MAR - 31 JUL

15 MAR - 14 SEP BROWNTOP, PROSO OR GERMAN 50

FOXTAIL (MILLET)

15 SEP - 14 JAN

15 JAN - 14 MAR

1 MAY - 15 JUL PENSACOLA BAHIA GRASS

RYE GRAIN 112

SPRING OATS 128

GERMAN (FOXTAIL)

AVAILABLE PHOSPHORUS, 20% AVAILABLE POTASSIUM.

FOOD MIXTURES: 10% AVAILABLE NITROGEN, 20%

FOLLOWING MINIMUM PERCENTAGES, BY WEIGHT, OF PLANT

NUTRIENTS FOR AT LEAST 6 MONTHS AND CONTAINING THE

PLASTIC RESIN TO PROVIDE A CONTINUOUS RELEASE OF

HYDROSEEDING AND COMPOSED OF PILLS COATED WITH

CONTROLLED RELEASE FERTILIZER, TO USE WITH

AVAILABLE PHOSPHORUS, 20% AVAILABLE POTASSIUM.

PLANT FOOD MIXTURES: 10% AVAILABLE NITROGEN, 20%

THE FOLLOWING MINIMUM PERCENTAGES, BY WEIGHT, OF

GRANULAR CONTROLLED RELEASE FERTILIZER CONTAINING

FERTILIZER

4,000FIBER MULCH

WOOD CELLULOSE

4,000HAY

4,000STRAW

MIN. LBS/ACRETYPE

MULCH

GROUND LINE

X

N

4"

8"

F A

B R I

C

L T

E R

WIRE FABRIC

STEEL POST

VERTICAL WIRES

MIN. 12.5 GA.

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04_EI_14_SECP_DETAILS.dgn 8/16/2013 4:21:12 PM

0-

AND 30" OD STEEL PIPE CONNECTION

APPROX . LOCATION OF HDPE PIPE

N G

V D

STEEL PIPE

SADDLE

CONCRETE

S T

A

S

A

T A I

L

B E

G

E N

A I

N

P L

A S

T

A

P

G

L

R R

U G

A T

V D

CONCRETE PAD

5’X5’X18"

277’

SEE PLATE S-2

TIMBER PIPE SUPPORTS

5 SEE SHEET S-1 FOR EXCAVATION DETAILS.

(EL. 1.0 NGVD 29 = EL. 0.0 NAVD 88).

4. ELEVATIONS ON THIS PROFILE ARE REFERENCED TO NGVD 29 DATUM.

SUPPORTS OR PIPE WILL BE ALLOWED IN THE WETLANDS.

3. NO TEMPORARY STOCKPILING OR PLACEMENT OF EXISTING OR NEW TIMBER PIPE

2. SEE REFERENCE DRAWINGS FOR DETAILS OF ITEMS TO BE REMOVED.

1. FOR DEMOLITION REQUIREMENTS SEE SECTION 02 41 00 OF THE SPECIFICATION.

DEMOLITION NOTES

SHALL DISCHARGE IN SAME LOCATION.

WATER CONTOUR AND EMERGENT MARSH. REINSTALLED 30-INCH HDPE PIPE

6. EXISTING DISCHARGE LOCATION IS LOCATED WATERWARD OF THE MEAN LOW

OR NEW TIMBER PIPE SUPPORTS OR PIPE WILL BE ALLOWED IN THE WETLANDS.

WITH NEW TIMBER. NO TEMPORARY STOCKPILING OR PLACEMENT OF EXISTING

5. TIMBER PIPE SUPPORTS FOR 30-INCH HDPE PIPE SHALL BE REPLACED IN KIND

NEW WORK NOTES CONTINUED:

AND STEEL WALKWAY.

4. CONTRACTOR SHALL CONSTRUCT SPILLWAY RISER AND CONCRETE FOUNDATION

3. SEE PLATES S-3 AND S-4 FOR DETAILS OF SPILLWAY BASE CONSTRUCTION.

FLANGE CONNECTION AND 12-INCH HDPE FLANGE CONNECTION.

PLATE. NEW STEEL PLATE SHALL BE FABRICATED TO RECIEVE 12-INCH DIP

1/2-INCH PLATE SHALL BE REMOVED AND REPLACED WITH NEW 1/2-INCH STEEL

FLANGED CONNECTION FOR 12-INCH DIP CLASS 350. EXISTING STEEL

2. CONTRACTOR SHALL MODIFY STEEL SPILLWAY BASE FOR SPILLWAY 7 TO

AS NEEDED TO COMPLETE CONTRACT REQUIREMENTS FOR SPILLWAY 7.

THE CONTRACTOR SHALL SUPPLEMENT THE GOVERNMENT FURNISHED PROPERTY

SECTION 01 10 00.10 38 SUPPLEMENTARY SPECIAL CONTRACT REQUIREMENTS.

ONSITE. LIST OF GOVERNMENT FURNISHED PROPERTY IS LOCATED IN SPEC

1. CONTRACTOR SHALL UTILIZE GOVERNMENT FURNISHED PROPERTY STORED

NEW WORK NOTES:

SUPPORT BENT (TYP)

RISER BASE

TO BE REMOVED

LEGEND

EXISTING GROUND

TIMBER PIPE SUPPORTS

REMOVE EXISTING

WETLANDS

EMBANKMENT FILL

PUMP-OUT PIPE

12" DIP CLASS 350

SPILLWAY 7 - DEMOLITION PROFILE

PIPE SUPPORT

PIPE INV. 11.0’

EXIST PIPE INVERT 3.69’

ANTI-SEEP COLLAR

EXISTING PILE

SPILLWAY FOUNDATION

EXIST PIPE INV.9.33’

RISER

H - PILES

SADDLE

CONCRETE

C H

IE

F

D E S

C T

IO

N E F

D

S P

IL

L W

A Y

A

W

O F

IL

E D

E M

O L

IT

O F

IL

E

GEOTEXTILE

C-3

SHEET 5 OF 18

3+002+001+000+00-1+00

C

A

B C D

E F G H

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

E I_

S P

W A

Y D

E M

O P

R O .d g n

2.5H:1V

MATCH EXISTING)

(BACKFILL SHALL

EXISTING GROUND

SCALE IN FEET

VERTICAL SCALE: 1" = 10’

10 20 301020

HORIZONTAL SCALE: 1" = 20’

40 20 20 40 60

LOCATION (SEE NOTE 6)

EXISTING DISCHARGE

B E

G

P E

E

P E

GEOTEXTILE 0

-10

-10

SEED & MULCH

35’

SEE PLATES S-3 AND S-4

12" OD HDPE PIPE SDR 11

DRAIN PIPE WITH SOCK SLEEVE

4" PERFORATED CORRUGATED PLASTIC

S

REUSE EXISTING HDPE PIPE

93’ - 30" OD HDPE PIPE

EL. 15.0

CONCRETE PAD

10’X15’X1’

RISER

4’x 8’STEEL

EL. 39.0

INV EL 15.6

FRAMES @ 8’MAX. SPAN

TIMBER PIPE SUPPORT

REPLACE IN KIND

SPILLWAY 7 - NEW WORK PROFILE

EL. 2.0’

CELL 3

> DIKE

WALKWAY

60’ STEEL

NEW

05_EI_14_SPWAY7_DEMO_PRO.DGN 8/16/2013 4:21:14 PM

SPILLWAY 7 - NEW WORK SITE PLAN

H

IE

F

D E S

C T

IO

N

LEGEND

ACCESS ROAD

DIKE CENTERLINE

N

EXCAVATION LIMITS

MAJOR CONTOUR

MINOR CONTOUR

NOTES:

4.

5.

CLEARING REQUIREMENTS.

CORRIDOR. SEE SECTION 31 11 00.10 CLEARING, FOR ADDITIONAL

BE ALLOWED IN THE WETLANDS WITHIN THE 60-FOOT WIDE CONSTRUCTION

THE GROUND SURFACE. NO GRUBBING, ROOT REMOVAL OR RUTTING WILL

SUPPORTS.VEGETATION SHALL NOT BE CUT CLOSER THAN 2 INCHES FROM

NECESSARY TO REMOVE AND REPLACE THE SPILLWAY PIPE AND TIMBER

CONSTRUCTION CORRIDOR IS RESTRICTED TO THE MINIMUN WIDTH

WITHIN THE WETLANDS, VEGETATION CLEARING IN THE 60-FOOT

SEE PLATE C-5 FOR TYPICAL PUMP OUT PIPE DETAIL.

SEE PLATE C-7 FOR SPILLWAY 9 NEW WORK PROFILE.

THE DISCHARGE END OF PIPE IN SAME LOCATION.

MARSH. EXISTING 30-INCH HDPE PIPE SHALL BE REINSTALLED WITH

WATERWARD OF THE MEAN LOW WATER CONTOUR AND EMERGENT

EXISTING DISCHARGE LOCATION OF THE SPILLWAY PIPE IS LOCATED

6.

7.

SCALE IN FEET

SCALE: 1" = 40’

40 80 12040

S

IT

E

P L A

N

S P

IL

L W

A Y

E I_

S P

W A

Y P L A

N .d g n

SHEET 6 OF 18

3.

2.

1.

DESIGNATED REPRESENTATIVE.

TO THE SATISFACTION OF THE CONTRACTING OFFICER OR HIS/HER

WETLANDS DAMAGED BY THE CONTRACTOR’S OPERATION SHALL BE RESTORED

BY LAW. EXCAVATION AND/OR FILLING OF WETLANDS WILL NOT BE ALLOWED.

THE WETLANDS LOCATED OUTSIDE THE DISPOSAL AREA DIKE ARE PROTECTED

AT NO ADDITIONAL EXPENSE TO THE GOVERNMENT.

OF THE CONTRACTOR SHALL BE REPAIRED OR REPLACED BY THE CONTRACTOR

DESIGNATED REPRESENTATIVE, RESULTED FROM LACK OF CARE ON THE PART

ANY NEW DAMAGE THAT, IN THE OPINION OF THE CO OR HIS/HER

ANY DAMAGE SHALL BE NOTED.

HDPE PIPE WITH THE CO OR HIS/HER DESIGNATED REPRESENTATIVE.

OR HDPE PIPE, THE CONTRACTOR SHALL INSPECT THE WALKWAY AND

BEFORE BEGINNING ANY DEMOLITION/ALTERATIONS TO THE SPILLWAY

C

A

B C D

E F G H

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

W H

G

C L D

E F

D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

STA 52+20

DIKE CENTERLINE

CENTERLINE CROSSES

EXISTING PIPE

S T

A

CONCRETE PAD

S T

A

> FACE OF SPILLWAY RISER

PC 51+90.03

PC 53+90.04

PT 54+10.04

PI 54+00.04

PI 52+00.03

N 170,389.3

E 2,310,477.5

N 170,455.7

E 2,310,519.0

SPILLWAY RISER

12"

HDPE PI

PE

30"

HDPE PI

PE

PT 52+10.03

SEE NOTE 5.

CORRIDOR (TYP.)

LIMITS OF CONSTRUCTION

SEE NOTE 2

EXISTING PIPE >

N 170,380.0

E 2,310,396.9

N 170,439.5

E 2,310,389.3

SEE NOTE 6

END OF HDPE PIPE

C-4

N 170,446.6

E 2,310,775.6

CONNECTION

PUMP OUT

06_EI_14_SPWAY7_PLAN.dgn 8/16/2013 4:21:15 PM

3H:1V

SEED & MULCH

E F

D

C L D

WALKWAY

60’ STEEL

RISER (TYP.)

4’x 8’STEEL

CONCRETE PAD

5’X5’X18"

30’

2.5

CONCRETE PAD

10’X15’X1’

EMBANKMENT FILL

EXISTING 30" HDPE PIPE

EL. 15.6

PUMP OUT PIPE

12-INCH DIP CLASS 350

2.5

EMBANKMENT FILL

M I

N

C O

V E

R

EXISTING GRADE

4. ELEVATIONS ON THIS PROFILE ARE REFERENCED TO NAVD 88 DATUM.

SUPPORTS OR PIPE WILL BE ALLOWED IN THE WETLANDS.

3. NO TEMPORARY STOCKPILING OR PLACEMENT OF EXISTING OR NEW TIMBER PIPE

2. SEE REFERENCE DRAWINGS FOR DETAILS OF ITEMS TO BE REMOVED.

1. FOR DEMOLITION REQUIREMENTS SEE SECTION 02 41 00 OF THE SPECIFICATION.

DEMOLITION NOTES

FITTING

DIP 90-DEGREE

FITTING

DIP 22 1/2-DEGREE

FITTING

DIP 22 1/2-DEGREE

N.T.S.

PLAN

TYPICAL PUMP OUT PIPE DETAIL

& S-5

SEE PLATES S-3, S-4

CONNECTION DETAILS

FOR SPILLWAY BOX

NOTE:

4. DIP PIPE ABOVE GRADE SHALL BE MARKED WITH NSSO REFLECTIVE MARKINGS.

JOINT MATERIAL.

CONCRETE PAD BY 1/2-INCH GAP. GAP SHALL BE FILLED WITH EXPANSION

COMPRESSIVE STRENGTH OF 2500 PSI. DIP SHALL BE SEPARATED FROM THE

3. CONCRETE PAD SHALL BE CONSTRUCTED NCDOT CLASS "B" WITH A MINIMUM

BLANK TO COVER THE OPENING OF THE 12-INCH FITTING OPENING.

2. STANDPIPE CONNECTION SHALL HAVE A 90-DEGREE FLANGED FITTING WITH A

IN SPEC SECTION 33 34 00

FLANGED. DIP PIPE AND FITTINGS SHALL COMPLY WITH THE REQUIREMENTS

BE MECHANICAL JOINTS. DIP CONNECTION TO THE SPILLWAY BOX SHALL BE

1. DIP SHALL BE PRESSURE CLASS 350 AND CEMENT LINED. DIP JOINTS SHALL

PUMP-OUT PIPE NOTES

(SEE NOTE 2)

BLANK COVER

FITTING WITH

DIP 90-DEGREEPAD (SEE NOTE 3)

3’X3’X6" CONCRETE

HDPE PIPE SHALL DISCHARGE IN SAME LOCATION.

OF THE MEAN LOW WATER CONTOUR AND EMERGENT MARSH. REINSTALLED 30-INCH

6. EXISTING DISCHARGE LOCATION OF THE SPILLWAY PIPE IS LOCATED WATERWARD

OR NEW TIMBER PIPE SUPPORTS OR PIPE WILL BE ALLOWED IN THE WETLANDS.

WITH NEW TIMBER. NO TEMPORARY STOCKPILING OR PLACEMENT OF EXISTING

5. TIMBER PIPE SUPPORTS FOR 30-INCH HDPE PIPE SHALL BE REPLACED IN KIND

AND STEEL WALKWAY.

4. CONTRACTOR SHALL CONSTRUCT SPILLWAY RISER AND CONCRETE FOUNDATION

3. SEE PLATES S-3 AND S-4 FOR DETAILS OF SPILLWAY BASE CONSTRUCTION.

FLANGE CONNECTION. SEE DETAIL THIS SHEET

PLATE. NEW STEEL PLATE SHALL BE FABRICATED TO RECIEVE 12-INCH DIP

1/2-INCH PLATE SHALL BE REMOVED AND REPLACED WITH NEW 1/2-INCH STEEL

FLANGED CONNECTION FOR 12-INCH DIP CLASS 350. EXISTING STEEL

2. CONTRACTOR SHALL MODIFY STEEL SPILLWAY BASE FOR SPILLWAY 8 TO

AS NEEDED TO COMPLETE CONTRACT REQUIREMENTS FOR SPILLWAY 8.

THE CONTRACTOR SHALL SUPPLEMENT THE GOVERNMENT FURNISHED PROPERTY

SECTION 01 10 00.10 38 SUPPLEMENTARY SPECIAL CONTRACT REQUIREMENTS.

ONSITE. LIST OF GOVERNMENT FURNISHED PROPERTY IS LOCATED IN SPEC

1. CONTRACTOR SHALL UTILIZE GOVERNMENT FURNISHED PROPERTY STORED

NEW WORK NOTES

WORK NOTE 6)

LOCATION (SEE NEW

EXISTING DISCHARGE

2+001+000+00

-10

3+00-1+00

-10

EL. 15.0

CELL 3

> DIKE

N A

V

WETLANDS

EL. 39.0

EXISTING DIKE EMBANKMENT

EXISTING GEOTEXTILE

SEE DETAILS THIS SHEET

PUMP CONNECTION

12-INCH DIP STAND PIPE

(SEE NEW WORK NOTE 4)

SUPPORT FRAMES

EXISTING TIMBER PIPE

SPILLWAY 8 - NEW WORK PROFILE

C H

IE

F

D E S

C T

IO

N

C-5

SHEET 7 OF 18

P R

O F

IL

E

S P

IL

L W

A Y

E I_

S P

W A

Y D

E M

O P

R O .d g n

C

A

B C D

E F G H

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

SHEET OF

W H

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T

07_EI_14_SPWAY8_DEMO_PRO.DGN 8/16/2013 4:21:17 PM

SPILLWAY 8 - NEW WORK SITE PLAN

C H

IE

F

D E S

C T

IO

N

LEGEND

MAJOR CONTOUR

MINOR CONTOUR

ACCESS ROAD

DIKE CENTERLINE

N

E F

D

E I_

S P

W A

Y P L A

N .d g n

5.

1.

2.

3.

4.

FOR ADDITIONAL CLEARING REQUIREMENTS.

WIDE CONSTRUCTION CORRIDOR. SEE SECTION 31 11 00.10: CLEARING

OR RUTTING WILL BE ALLOWED IN THE WETLANDS WITHIN THE 60-FOOT

2 INCHES FROM THE GROUND SURFACE. NO GRUBBING, ROOT REMOVAL

TIMBER SUPPORTS. VEGETATION SHALL NOT BE CUT CLOSER THAN

NECESSARY TO REMOVE AND REPLACE THE SPILLWAY PIPE AND

CONSTRUCTION CORRIDOR IS RESTRICTED TO THE MINIMUN WIDTH

WITHIN THE WETLANDS, VEGETATION CLEARING IN THE 60-FOOT

SEE PLATE C-5 FOR TYPICAL PUMP OUT PIPE DETAIL.

SEE PLATE C-7 FOR SPILLWAY 9 NEW WORK PROFILE.

DISCHARGE END OF THE PIPE IN SAME LOCATION.

EXISTING 30-INCH HDPE PIPE SHALL BE REINSTALLED WITH THE

WATERWARD OF THE MEAN LOW WATER CONTOUR AND EMERGENT MARSH.

EXISTING DISCHARGE LOCATION OF THE SPILLWAY PIPE IS LOCATED

6.

7.

C

A

B C D

E F G H

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

C-6

SHEET 8 OF 18

S

IT

E

P L A

N

S P

IL

L W

A Y

SCALE IN FEET

SCALE: 1" = 40’

40 80 1204080

DESIGNATED REPRESENTATIVE.

TO THE SATISFACTION OF THE CONTRACTING OFFICER OR HIS/HER

WETLANDS DAMAGED BY THE CONTRACTOR’S OPERATION SHALL BE RESTORED

BY LAW. EXCAVATION AND/OR FILLING OF WETLANDS WILL NOT BE ALLOWED.

THE WETLANDS LOCATED OUTSIDE THE DISPOSAL AREA DIKE ARE PROTECTED

BY THE CONTRACTOR AT NO ADDITIONAL EXPENSE TO THE GOVERNMENT.

THE PART OF THE CONTRACTOR SHALL BE REPAIRED OR REPLACED

DESIGNATED REPRESENTATIVE, RESULTED FROM LACK OF CARE ON

ANY NEW DAMAGE THAT, IN THE OPINION OF THE CO OR HIS/HER

OR HIS/HER DESIGNATED REPRESENTATIVE. ANY DAMAGE SHALL BE NOTED.

PIPE, THE CONTRACTOR SHALL INSPECT THE HDPE PIPE WITH THE CO

BEFORE BEGINNING ANY DEMOLITION/ALTERATIONS TO THE DISCHARGE

PT

+6 9.

PI

1+4 6.

PT 70+21.48

P I

P T

P C

P T

PC

+2 2.

PI

9+7 3.

P C

STEEL WALKWAY

W/ CONCRETE PAD

SPILLWAY RISER

CONNECTION

PUMP OUT

HDPE PIPE

EXISTING

STA 69+50

DIKE CENTERLINE

CENTERLINE CROSSES

EXISTING PIPE

08_EI_14_SPWAY8_PLAN.dgn 8/16/2013 4:21:19 PM

V D

SPILLWAY 9 - NEW WORK PROFILE

WETLANDSSEED & MULCH

CONCRETE PAD

5’X5’X18"

EXISTING 30" HDPE PIPE

SUPPORT FRAMES

EXISTSING TIMBER PIPE

34.5’

WALKWAY

60’ STEEL

EMBANKMENT FILL

3H:1V

PUMP OUT PIPE

2’ MIN.

PIPE SUPPORTS FOR 30-INCH HDPE PIPE SHALL NOT BE REMOVED OR REPLACED.

5. NO WORK REQUIRED FOR TIMBER PIPE SUPPORTS AT SPILLWAY 9 ONLY. TIMBER

AND STEEL WALKWAY.

4. CONTRACTOR SHALL CONSTRUCT SPILLWAY RISER AND CONCRETE FOUNDATION

3. SEE PLATES S-3 AND S-4 FOR DETAILS OF SPILLWAY BASE CONSTRUCTION.

FLANGE CONNECTION. SEE PLATE C-5 FOR DETAIL.

PLATE. NEW STEEL PLATE SHALL BE FABRICATED TO RECIEVE 12-INCH DIP

1/2-INCH PLATE SHALL BE REMOVED AND REPLACED WITH NEW 1/2-INCH STEEL

FLANGED CONNECTION FOR 12-INCH DIP CLASS 350. EXISTING STEEL

2. CONTRACTOR SHALL MODIFY STEEL SPILLWAY BASE FOR SPILLWAY 9 TO

AS NEEDED TO COMPLETE CONSTRUCTION REQUIREMENTS OF SPILLWAY 9.

THE CONTRACTOR SHALL SUPPLEMENT THE GOVERNMENT FURNISHED PROPERTY

SECTION 01 10 00.10 38 SUPPLEMENTARY SPECIAL CONTRACT REQUIREMENTS.

ONSITE. LIST OF GOVERNMENT FURNISHED PROPERTY IS LOCATED IN SPEC

1. CONTRACTOR SHALL UTILIZE GOVERNMENT FURNISHED PROPERTY STORED

NEW WORK NOTES

2+001+000+00-1+00

-10

7+00

-10

EXISTING DIKE EMBANKMENT

EL. 39.0

EL. 15.0

CONCRETE PAD

10’X15’X1’

RISER

4’x 8’STEEL

CELL 3

> DIKE

EXISTING GEOTEXTILE

C H

IE

F

D E S

C T

IO

N C

H

IE

F

D E S

C T

IO

N E F

D

C-7

SHEET 9 OF 18

C

F

M E

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

D E S

IG

N

W H

C L D

E I_

S P

W A

Y D

E M

O P

R O .d g n

C

A

B C D

E F G H

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

SHEET OF

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

N

O F

IL

E

S P

IL

L W

A Y

SCALE IN FEET

VERTICAL SCALE: 1" = 10’

10 20 301020

HORIZONTAL SCALE: 1" = 20’

40 20 20 40 60

09_EI_14_SPWAY9_DEMO_PRO.DGN 8/16/2013 4:21:20 PM

C H

IE

F

D E S

C T

IO

N

S T

A

LEGEND

MAJOR CONTOUR

MINOR CONTOUR

ACCESS ROAD

DIKE CENTERLINE

N

EXCAVATION LIMITS

CONCRETE PAD

SPILLWAY 9 - NEW WORK SITE PLAN

HDPE PIPE

E F

D

NOTES:

E I_

S P

W A

Y P L A

N .d g n

C-8

SHEET 10 OF 18

SCALE IN FEET

SCALE: 1" = 40’

40 80 1204080

S

IT

E

P L A

N

S P

IL

L W

A Y

2. SEE PLATE C-5 FOR TYPICAL PUMP OUT PIPE DETAIL.

1. SEE PLATE C-7 FOR SPILLWAY 9 NEW WORK PROFILE.

C

A

B C D

E F G H

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

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O V E

M E

N T S

STA 80+25

DIKE CENTERLINE

CENTERLINE CROSSES

EXISTING PIPE

SEE NOTE 2

EXISTING PIPE >

SPILLWAY RISER

STEEL WALKWAY

PC 82+58.67

PT 82+82.67

PI 80+07.25

CONNECTION

PUMP OUT

P C

9PI 82+70.68

PT 81+05.46

PC 79+02.0

10_EI_14_SPWAY9_PLAN.dgn 8/16/2013 4:21:21 PM

SEPARATING THE SAND (SW/SP FILTER) AND THE SUBGRADE SOILS.

3. THE CONTRACTOR SHALL INSTALL A GEOTEXTILE THAT IS APPROPRIATE FOR

FROM WHERE PIPE DAYLIGHTS OUT DIKE EMBANKMENT.

PIPE DAYLIGHTS OUT DIKE EMBANKMENT AND EXTEND TO POINT 10’ DOWN SLOPE

2. BEGIN 4" SOLID CORRUGATED PLASTIC DRAIN PIPE 10’ FROM WHERE DRAIN

UP TO 10’ FROM WHERE DRAIN PIPE DAYLIGHTS OUT DIKE EMBANKMENT.

1. USE 4" PERFORATED CORRUGATED PLASTIC DRAIN PIPE WITH SOCK SLEEVE

FRENCH DRAIN NOTES:

GOOD CONDITION WITH NO TEARS OR HOLES.

GEOTEXTILE SHALL OVERLAP EXISTING GETEXTILE THAT IS IN

EQUIPMENT ON BOTH SIDES OF THE EXCAVATION. THE NEW

OF GEOTEXTILE MATERIAL WITHOUT TEARS OR HOLES FROM

AT ELEV. +24 NAVD88 IN A MANNER THAT SHALL RETAIN 10-FEET

3. THE CONTRACTOR SHALL EXCAVATE TO EXISTING GEOTEXTILE

SPECIFICATION SECTION 31 05 22 GEOTEXTILE.

2. GEOTEXTILE FOR DIKE EMBANKMENT SHALL COMPLY WITH

WITH SPECIFICATION SECTION 31 01 00 DIKE EMBANKMENT.

1. EXCAVATION AND BACKFILL OF DIKE EMBANKMENT SHALL COMPLY

DIKE EMBANKMENT NOTES:

SPILLWAY 7 - FRENCH DRAIN DETAIL

N.T.S.

12’ (TYP)

SADDLE AND CAP

REMOVE CONCRETE

SPILLWAY 7 - HDPE PIPE DETAIL

SW / SP

PLASTIC DRAIN PIPE

4" DIA. CORRUGATED

N.T.S.

6" TYP.

2" TYP.

(TYP.)

2’-3"

SDR 11

12" HDPE

(SEE FRENCH DRAIN NOTE 3)

GEOTEXTILE FILTER FABRIC

8’

EL 24’

OR EXTRACT PILES

3-FT BELOW GEOTEXTILE

CUT TOP OF H-PILES TO MIN.

SDR 26

30" HDPE PIPE

SDR 11

12" HDPE PIPE

30-INCH HDPE PIPE

15-FEET INSIDE THE

EXTEND A MINIMUM OF

12-INCH HDPE PIPE SHALL

C H

IE

F

D E S

C T

IO

N

PIPE

NEW

2’

VARIES

VARIES

30’

EXISTING GROUND

4’ TYP

EXISTING ALIGNMENT

TO COINCIDE WITH

NEW 12" HDPE PIPE

30" O.D. STEEL PIPE

REMOVE EXISTING

(SEE NOTE 3)

EXISTING GEOTEXTILE BY 10’.

GEOTEXTILE MUST OVERLAP THE

THE TOP LAYER OF THE NEW

E F

D

E X

C A

V A T

IO

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E I_

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Y D

E T

A

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S

S-1

SHEET 11 OF 18

E X

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L W

T

A

IL

S

C

A

B C D

E F G H

D E S

C R

IP

T

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A T E

A P P

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V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

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A T E

A P P

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D

D E S

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W H

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C L D

B R

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U N

T Y

N O

R

R O

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IN

A

W

IL

M

IN

G T

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O R

F Y

E

A G

L E

IS

L A

IM

P R

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M E

N T S

GEOTEXTILE

12H TO 4V (TYP.)

STEP SLOPED AT

SPILLWAY 7 - TYPICAL DIKE EMBANKMENT EXCAVATION SECTION

N.T.S.

11_EI_14_SPWAY_DETAILS_EXCAVATION.DGN 8/16/2013 4:21:23 PM

NUMBER

SPILLWAY

REQUIRED

NEW STOPLOGS

1’-0" TYP

TYP

4" CLEAR

WITH NUT & WASHER (TYP)

MIN. 8" (IMBEDDED),

�" DIA. ANCHOR BOLTS,

O.C. EACH WAY

#4 BARS, 12"

(SEE NOTE 4)

REINFORCEMENT

GEOTEXTILE

S-2

5 SPILLWAY ANCHOR DETAIL

TOP OF CONCRETE

C H

IE

F

D E S

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RISER BASE

SPILLWAY

4’X8’

(BOTTON OF SPILLWAY)

THRU 1/2 " PLATE (TYP)

1" DIA. HOLE DRILLED

S-2

SHEET 12 OF 17

S-3 AND S-4

DETAILS SHEETS

12" PIPE SEE

C

A

B C D

E F G H

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

NTS

SPILLWAY PLAN

S-2

15’

(4500 PSI)

PAD

CONCRETE

(GALVANIZED)

BOLTS, NUTS, & WASHERS

BOLT THRU WITH �" DIA.BLOCK INSERT

2X6 X 24"

FROM TIMBER SUPPORT

CONSTRUCT AT 45 DEG.

ONE ON EACH SIDE

2X8 (TYP.)

FORTH

ABOVE AND SO

BELOW THEN

STAGGERED

CROSS-BRACING

CONTINUE

H

NTSS-2

2 SUPPORT FRAMES FOR SPILLWAY PIPE

2X10

2X12

BLOCK INSERT

2X6 X 24"

2X8

2X6 X 24"

(GALVANIZED)

BOLTS, NUTS, & WASHERS

BOLT THRU WITH �" DIA.

NOTE: ALL HARDWARE SHALL BE HOT DIP GALVANIZED PER ASTM A153.

2X10 (TYP.)

(GALVANIZED)

BOLTS, NUTS, & WASHERS

BOLT THRU WITH �" DIA.

FROM TIMBER SUPPORT

CONSTRUCT AT 45 DEG.

2X8 (TYP.)

SPACE BAR FOR 3" CLEARANCE

#4 BARS, 12" O.C. EACH WAY

3.0’

PAINT W/ ZINC-RICH PRIMER

OR BY GRINDING & TOUCH-UP

BLUNT END WITH HAMMER

6" FROM EACH END

�" x 6" GALV. LAG SCREW

8’-0"

MAX. UNSUPPORTED LENGTH

6X6 POST (TYP.)

6X6 POST (TYP.)

2X12 (TYP.)

T

Y P

P E

N E

T R

A T I

O N

M I

N I

M U

M

BEYOND POST (TYP.)

6" MINIMUM EXTENSION

GROUND

EXISTING

6’-0" MAX.

PIPE

FROM END OF

HDPE PIPE

30" O. D.

15’

N.T.S.

T Y

P

4.0’ (TYP)

T

Y P

N

NEW SPILLWAY RISER

STEEL WALKWAY

STRAND (TYP.)

GALV. STEEL

�" 7-WIRE

CLAMP (TYP.)

GALV. GUY

4" 3 BOLT

ANCHOR LUG (TYP.)

1�" DIA. ROD

14" DIA. HELIX

96" LONG

HELICAL ANCHORS (4 EA.)

30° (TYP.)

N.T.S.

3.

2.

1.

NOTES:

ALL CONNECTING HARDWARE SHALL BE GALVANIZED AND APPROVED BY THE CONTRACTING OFFICER.

CENTRALIA, MO OR APPROVED EQUAL.

ANCHORS, GUY CLAMPS AND GALV. STEEL STRAND SHALL BE MANUFACTURED BY A.B. CHANCE CO., THE CONTRACTOR SHALL FURNISH AND INSTALL FOUR ANCHORS (2 ON EA. SIDE OF RISER) AS SHOWN.

A A

TYP.

4’X8’ SPILLWAY

S P

IL

L W

T

A

IL

S

E F

D

2’X 8’ CROSS-BRACING AS SHOWN.

THAN OR EQUAL TO 7’-8" PROVIDE

NOTE: WHERE HEIGHT "H" IS GREATER

5. APPLY BRUSH ON WOOD PRESERVATIVE TO ANY CUT ENDS.

EACH END.

4. NEW STOPLOGS SHALL HAVE LAG SCREW INSTALLED AS SHOWN 6" FROM

THAN THIS.

CHANNEL WEB TO FACE OF CHANNEL WEB) & CUT STOPLOGS �" SHORTER

MEASURE THE CLEAR WIDTH OF ACH BAY AT EACH STRUCTURE (FACE OF

3. STOPLOG LENGTH SHALL BE APPROXIMATELY 4’. THE CONTRACTOR SHALL

AREA WITHIN ONE MILE OF THE SPILLWAY AS DIRECTED.

2. UNUSED STOPLOGS SHALL BE STACKED AT THE SPILLWAY OR IN A STORAGE

ALSO BE USED.

PRESERVATIVE) AFTER FABRICATION. UNTREATED NO. 2 WHITE OAK MAY

TREATED IN ACCORDANCE WITH AWPA U1 (USE CATEGORY UC5B WATERBORNE

1. NEW STOPLOGS SHALL BE #1 DENSE SOUTHERN PINE AND SHALL BE PRESSURE

NOTES:

N.T.S.

SPILLWAY FOUNDATION - 4’X8’ SHAPED RISER

SECTION A -A

NOTES:

15’

TYPICAL SPLICE JOINT

(GALV.)

BOTH SIDES

PL �" X 5" X 1’-8�"

NUT & WASHER

�" DIA. GALV. BOLT,

COLUMN JOINT

6 X 6

ALL SPLICED POSTS SHALL BE CROSS BRACED.

BE WITHIN 2’ OF A CROSS BRACE CONNECTION POINT.

MAY PROVIDE SPLICE AS SHOWN. ALL SPLICES SHALL

WHERE POST IS LONGER THAN 16’ THE CONTACTOR

NOTE:

E I_

S P

W A

Y D

E T

A

IL

S .d g n

(SEE NOTE 5)

COARSE AGGREGATE

NCDOT # 57

OF CONCRETE PAD IN ALL DIRECTIONS.

THE LIMITS OF THE COURSE AGGREGATE SHALL EXTEND 10-FEET FROM EDGE

SEPARATING THE NCDOT #57 COARSE AGGREGATE AND THE SUBGRADE SOILS.

THE CONTRACTOR SHALL INSTALL A GEOTEXTILE THAT IS APPROPRIATE FOR

ACCORDANCE WITH NCDOT STANDARD SPECIFICATINS FOR ROADS AND STRUCTURES.

STRENGTH OF 4500 PSI. CONCRETE MATERIALS AND WORKMANSHIP SHALL BE IN

CONCRETE SHALL BE NCDOT CLASS "AA" WITH A MINIMUM 28 DAY COMPRESSIV

REINFORCING STEEL SAHLL BE DEFORMED BARS MEETING ASTM A 615 GRADE 60.

ALL HARDWARE, NUTS, BOLTS AND WASHERS SHALL BE STAINLESS STEEL.

5.

4.

3.

2.

1.

2�"

N.T.S.

TIMBER STOPLOG DETAIL

S-2

S-2

4"

12_EI_14_SPWAY_DETAILS.dgn 8/16/2013 4:21:24 PM

IE

F

D E S

C T

IO

N

7"

S - MO./YR.P - MO./YR.

E F

D

TYP. ALL SIDES EXCEPT CULVERT SIDE.

TO ALLOWACCESS FOR BOARDS -

CUT AWAY OUTSIDE FLANGES ONLY -

TYP.

TYP.

TYP.

TYP.

TYP.

TYP.

�" PL

TYP.

TYP.

TYP.

E I_

S P

W A

Y D

E T

A

IL

S 1.

d g n

12" GATE VALVE

(SEE NOTE 11)

OF SPILLWAY BOX

EXTENDS TO TOP

GATE VALVE STEM

(SEE NOTE 11)

OF SPILLWAY BOX

EXTENDS TO TOP

GATE VALVE STEM

(SEE NOTE 12)

NEW LADDER

(SEE NOTE 12)

NEW LADDER

S-3

SHEET 13 OF 18

S H

E E T

O F

X

S P

IL

L W

T

A

IL

S

C

A

B C D

E F G H

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

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N D

A T E

A P P

R O

V E

D

D E S

IG

N

SHEET OF

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

L2x2x1/4

C5x6.7 (TYP.)

TYP.

TYP.

TYP.

�" PL

�" PL

C5x6.7 (TYP.)

DETAIL "E"

TYP. - SEE

ANCHOR LUG

DETAIL "E"

TYP. - SEE

ANCHOR LUG

C5x6.7 (TYP.)

C5x6.7 (TYP.)

TYP.

TYP.

TYP.

TYP.

ABT 1"(TYP.)

ABT 1"(TYP.)

TYP.

GRIND CORNER TO FIT

SECTION "C-C"

SECTION "D-D"

(INSIDE CHANNELS ONLY)

5"

1�"

1�" DIA. HOLE�" PL

DETAIL "E"

(ANCHOR LUG-TYP.)

24�"

TYP.

END VIEW

BASE SECTION SIDE VIEW

TYP FOUR PLACES

MAY BE SUBSTITUTED)

2"x�" FB (L2"x2"x1/4"

C5x6.7

C5x6.7

�" PL

TYP.

SECTION "B-B"

TYP.

TYP.

TYP.

SECTION "A-A"

C5x6.7

TYP.

C5x6.7

T Y

P

"B"

"B"

"D"

"D"

"C" "C"

"A" "A"

SHALL NOT EXCEED THAT SHOWN.

OF INTERMEDIATE MEMBERS

SECTIONS. MAXIMUM SPACING

THE HEIGHT OF ONE OR MORE

MAY BE NECESSARY TO REDUCE

TO THE HEIGHT SPECIFIED IT

* TO ASSEMBLE THE SPILLWAY

N.T.S.

N.T.S.

N.T.S.

N.T.S.

N.T.S.

SCALE: 1"= 1’-0"

SCALE: 1"= 1’-0"

SCALE: 1"= 1’-0"

SPILLWAY INSTALLATION DATE

PIPE INSTALLATION DATE

�" PL

T Y

P

L2x2x1/4

8’ TOP & MIDDLE SECTIONS SIDE VIEW

�" PL

TYP.

(SPILLWAY 7 ONLY SHOWN HERE)

AS SHOWN ON SHEET S-4 AND S-5

SPILLWAY BASE STEEL STRUCTURE

MODIFY GOVERNMENT FURNISHED

1.

2.

3.

4.

5.

6.

7.

8.

NOTES:

UNLESS OTHERWISE SHOWN, ALL MATERIAL IS TO BE CARBON STEEL

UNLESS OTHERWISE SHOWN, ALL CONSTRUCTION IS TO BE WELDED.

ALL WELDS ARE TO BE CONTINUOUS. VISUALLY INSPECT FOR CRACKS

AND PINHOLES: NO CRACKS OR PINHOLES ALLOWED.

SEQUENCE WELDING WHERE APPLICABLE TO MINIMIZE DISTORTION.

BREAK ANY SHARP CORNERS, REMOVE ALL WELD FLUX, SLAG, AND

ENSURE THAT ALL CONTACTING OR OVERLAPPING JOINT SURFACES ARE

CLEAN AND FREE OF ALL RESIDUAL OIL AND GREASE PRIOR TO WELDING.

COMPLETELY SEAL ALL JOINTS BY WELDING.

FABRICATE AS SEPARATE UNITS THE BASE SECTION HALVES AND THE TOP

SECTION HALVES, AND ANY ADD-ON SECTIONS. SURFACE PREPARATION

AND COATING SHALL BE IN ACCORDANCE WITH THE SPECIFICATIONS.

APPROXIMATE WEIGHT: 8’ SECTION 1750 LBS.

UNLESS OTHERWISE SHOWN, FABRICATION TOLERANCE IS PLUS/MINUS �".

FIELD ASSEMBLE THE SECTIONS USING �"-13 UNC-2A X 1�" BOLTS,

SPATTER. REMOVE ALL BURRS.

CONFORMING TO ASTM A 36.

BASE SECTION 2600 LBS.

10.

11.

9.

SPILLWAY SYSTEM.

COMPLY WITH THE REQUIREMENTS OF SPEC SECTION 33 40 02

INSTALL LADDER ON STEEL RISER BOXES AS SHOWN. LADDERS SHALL

COMPLY WITH THE REQUIREMENTS OF SPEC SECTION 33 34 00.

SPILLWAY PUMP-OUT PIPE SHALL BE 12-INCH DIP CLASS 350. DIP SHALL

MANUFACTURER.

BRACED/SUPPORTED AS RECOMMENDED BY THE GATE VALVE

THE TOP OF THE OF THE SPILLWAY BOX (EL. +39 FT) AND SHALL BE

OF SPEC SECTION 33 34 00. GATE VALVE STEM SHALL EXTEND TO

HDPE PIPE AND GATE VALVE SHALL COMPLY WITH THE REQUIREMENTS

GRAVITY DRAIN PIPE SHALL BE CONNECTED TO A 12-INCH GATE VALVE.

SPILLWAY GRAVITY DRAIN PIPE SHALL BE 12-INCH HDPE SDR 11. THE

WASHERS AND NUTS. HARDWARE SHALL BE STAINLESS STEEL.

12.

13_EI_14_SPWAY_DETAILS1.dgn 8/16/2013 4:21:25 PM

IE

F

D E S

C T

IO

N

5"

7"

E F

D

E I_

S P

W A

Y D

E T

A

IL

S 1.

d g n

12" GATE VALVE

12" HDPE PIPE

12" DIP

12" DIP

(SEE NOTE 11)

OF SPILLWAY BOX

EXTENDS TO TOP

GATE VALVE STEM

WITH THE REQUIREMENTS OF SPEC SECTION 33 40 02 SPILLWAY SYSTEM.

13. INSTALL LADDER ON STEEL RISER BOXES AS SHOWN. LADDERS SHALL COMPLY

SPEC SECTION 33 40 02 SPILLWAY SYSTEM.

OPENINGS. THE SCREEN SHALL BE COMPLY WITH THE REQUIREMENTS OF

12. THE PIPE OPENINGS SHALL HAVE A WIRE MESH ATTACHED TO THE FLANGED

COMPLY WITH THE REQUIREMENTS OF SPEC SECTION 33 34 00.

11. SPILLWAY PUMP-OUT PIPE SHALL BE 12-INCH DIP CLASS 350. DIP SHALL

10. APPROXIMATE WEIGHT: 8’ SECTION - 1750 LBS., BASE SECTION - 2600 LBS.

BOLTS.

9. FIELD ASSEMBLE THE SECTIONS USING 1/2-INCH 13 UNC-2A X 1-3/4-INCH

AND COATING SHALL BE IN ACCORDANCE WITH THE SPECIFICATIONS.

SECTION HALVES, AND ANY ADD-ON SECTIONS. SURFACE PREPARATION

8. FABRICATE AS SEPARATE UNITS THE BASE SECTION HALVES AND THE TOP

1/8-INCH.

7. UNLESS OTHERWISE SHOWN, FABRICATION TOLERANCE IS PLUS/MINUS

COMPLETELY SEAL ALL JOINTS BY WELDING.

CLEAN AND FREE OF ALL RESIDUAL OIL AND GREASE PRIOR TO WELDING.

6. ENSURE THAT ALL CONTACTING OR OVERLAPPING JOINT SURFACES ARE

SPATTER. REMOVE ALL BURRS.

5. BREAK ANY SHARP CORNERS, REMOVE ALL WELD FLUX, SLAG, AND

AND PINHOLES. NO CRACKS OR PINHOLES ARE ALLOWED.

ALL WELDS ARE TO BE CONTIGUOUS. VISUALLY INSPECT FOR CRACKS

4. UNLESS OTHERWISE SHOWN, ALL CONSTRUCTION IS TO BE WELDED.

CONFORMING TO ASTM A36.

3. UNLESS OTHERWISE SHOWN ALL MATERIAL IS TO BE CARBON STEEL

FLANGED CONNECTION OF THE 12-INCH DIP FLANGED CONNECTION.

REPLACED NEW WITH 1/2-INCH STEEL PLATE FABRICATED TO RECIEVE

DIP AS SHOWN. THE LOWER 4-FEET OF THE 1/2-INCH PLATE SHALL BE

2. CONTRACTOR SHALL MODIFY STEEL SPILLWAY BASE TO RECIEVE 12-INCH

SPILLWAYS 8 AND 9.

PROPERTY AS NEEDED TO COMPLETE CONSTRUCTION REQUIREMENTS OF

THE CONTRACTOR SHALL SUPPLEMENT THE GOVERNMENT FURNISHED

SECTION 01 10 00.10 38 SUPPLEMENTARY SPECIAL CONTRACT REQUIREMENTS.

ONSITE. LIST OF GOVERNMENT FURNISHED PROPERTY IS L;OCATED IN SPEC

1. CONTRACTOR SHALL UTILIZE GOVERNMENT FURNISHED PROPERTY STORED

NOTES - SPILLWAY 8 AND 9:

WITH THE REQUIREMENTS OF SPEC SECTION 33 40 02 SPILLWAY SYSTEM.

14. INSTALL LADDER ON STEEL RISER BOXES AS SHOWN. LADDERS SHALL COMPLY

SPEC SECTION 33 40 02 SPILLWAY SYSTEM.

OPENINGS. THE SCREEN SHALL BE COMPLY WITH THE REQUIREMENTS OF

13. THE PIPE OPENINGS SHALL HAVE A WIRE MESH ATTACHED TO THE FLANGED

COMPLY WITH THE REQUIREMENTS OF SPEC SECTION 33 34 00.

12. SPILLWAY PUMP-OUT PIPE SHALL BE 12-INCH DIP CLASS 350. DIP SHALL

AS RECOMMENDED BY THE GATE VALVE MANUFACTURER.

THE OF THE SPILLWAY BOX (EL. +39 FT) AND SHALL BE BRACED/SUPPORTED

SPEC SECTION 33 34 00. GATE VALVE STEM SHALL EXTEND TO THE TOP OF

HDPE PIPE AND GATE VALVE SHALL COMPLY WITH THE REQUIREMENTS OF

GRAVITY DRAIN PIPE SHALL BE CONNECTED TO A 12-INCH GATE VALVE.

11. SPILLWAY GRAVITY DRAIN PIPE SHALL BE 12-INCH HDPE SDR 11. THE

10. APPROXIMATE WEIGHT: 8’ SECTION - 1750 LBS., BASE SECTION - 2600 LBS.

BOLTS.

9. FIELD ASSEMBLE THE SECTIONS USING 1/2-INCH 13 UNC-2A X 1-3/4-INCH

AND COATING SHALL BE IN ACCORDANCE WITH THE SPECIFICATIONS.

SECTION HALVES, AND ANY ADD-ON SECTIONS. SURFACE PREPARATION

8. FABRICATE AS SEPARATE UNITS THE BASE SECTION HALVES AND THE TOP

1/8-INCH.

7. UNLESS OTHERWISE SHOWN, FABRICATION TOLERANCE IS PLUS/MINUS

COMPLETELY SEAL ALL JOINTS BY WELDING.

CLEAN AND FREE OF ALL RESIDUAL OIL AND GREASE PRIOR TO WELDING.

6. ENSURE THAT ALL CONTACTING OR OVERLAPPING JOINT SURFACES ARE

SPATTER. REMOVE ALL BURRS.

5. BREAK ANY SHARP CORNERS, REMOVE ALL WELD FLUX, SLAG, AND

AND PINHOLES. NO CRACKS OR PINHOLES ARE ALLOWED.

ALL WELDS ARE TO BE CONTIGUOUS. VISUALLY INSPECT FOR CRACKS

4. UNLESS OTHERWISE SHOWN, ALL CONSTRUCTION IS TO BE WELDED.

CONFORMING TO ASTM A36.

3. UNLESS OTHERWISE SHOWN ALL MATERIAL IS TO BE CARBON STEEL

CONNECTION OF THE 12-INCH HDPE PIPES.

TO RECIEVE FLANGED CONNECTION OF THE 12-INCH DIP AND FLANGED

PLATE SHALL BE REPLACED NEW WITH 1/2-INCH STEEL PLATE FABRICATED

HDPE AND 12-INCH DIP AS SHOWN. THE LOWER 4-FEET OF THE 1/2-INCH

2. CONTRACTOR SHALL MODIFY STEEL SPILLWAY BASE TO RECIEVE 12-INCH

AS NEEDED TO COMPLETE CONSTRUCTION REQUIREMENTS OF SPILLWAY 7.

THE CONTRACTOR SHALL SUPPLEMENT THE GOVERNMENT FURNISHED PROPERTY

SECTION 01 10 00.10 38 SUPPLEMENTARY SPECIAL CONTRACT REQUIREMENTS.

ONSITE. LIST OF GOVERNMENT FURNISHED PROPERTY IS L;OCATED IN SPEC

1. CONTRACTOR SHALL UTILIZE GOVERNMENT FURNISHED PROPERTY STORED

NOTES - SPILLWAY 7:

S-4

SHEET 14 OF 18

S H

E E

X

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IL

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A

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A

B C D

E F G H

D E S

C R

IP

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A T E

A P P

R O

V E

D S

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B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

SHEET OF

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

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IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

C5x6.7 (TYP.)

TYP.

TYP.

�" PL

�" PL

C5x6.7 (TYP.)

24�"

TYP.

END VIEW

TYP FOUR PLACES

MAY BE SUBSTITUTED)

2"x�" FB (L2"x2"x1/4"

SCALE: 1"= 1’-0"

SCALE: 1"= 1’-0"

�" PL

L2x2x1/4

C5x6.7 (TYP.)

TYP.

TYP.

�" PL

�" PL

C5x6.7 (TYP.)

DETAIL "E"

TYP. - SEE

ANCHOR LUG

24�"

TYP.

END VIEW

TYP FOUR PLACES

MAY BE SUBSTITUTED)

2"x�" FB (L2"x2"x1/4"

SCALE: 1"= 1’-0"

SCALE: 1"= 1’-0"

�" PL

L2x2x1/4

DETAIL "E"

TYP. - SEE

ANCHOR LUG

PUMP-OUT

12-INCH DIP

DRAIN PIPE

12-INCH HDPE

PUMP-OUT

12-INCH DIP

L2x2x1/4 L2x2x1/4

FLANGE

12-INCH DIP

FLANGE

12-INCH DIP

DIP FLANGE

12-INCH DIA

BASE SECTION SIDE VIEW - SPILLWAY 7

BASE SECTION SIDE VIEW - SPILLWAYS 8 AND 9

12-INCH DIP CONNECTIONS

TO RECIEVE 12-INCH HDPE AND

SPILLWAY BASE STEEL STRUCTURE

MODIFY GOVERNMENT FURNISHED

TO RECIEVE 12-INCH DIP CONNECTION

SPILLWAY BASE STEEL STRUCTURE

MODIFY GOVERNMENT FURNISHED

(SEE NOTE 14)

NEW LADDER

(SEE NOTE 13)

NEW LADDER

13a_EI_14_SPWAY_DETAILS2.dgn 8/16/2013 4:21:26 PM

IE

F

D E S

C T

IO

N

DRILL �" DIA. HOLES

E F

D

E I_

S P

W A

Y D

E T

A

IL

S .d g n

LENGTH FOR FUTURE USE

CONNECTION 12" IN

12-INCH DIA. DIP FLANGE

OR STAINLESS STEEL

HOT DIPPED GALVANIZED

ANSI B16.5 DUCTILE IRON

14" BACK-UP RING, 150 LB

M

IN

M

IN

M

E

S

T E

S N

D D

E R

S H

E

S

T E

S N

D D

E R

S H

E

S

T E

S N

D D

E R

S H

E E

X

S P

IL

L W

T

A

IL

S

FLANGE CONNECTION

STANDARD CLASS D

12" HDPE SDR 11 WITH

SPILLWAY 7 ONLY

BASE SECTION - BOTTOM VIEW

�" PL

T

Y P

48" (TYP.)

C5x6.7 (TYP.)

1" TYP.

49" +/-� 49" +/-�

54" (REF.) 54" (REF.)

L2x2x1/4L2x2x1/4

12" TYP.

C5x6.7

TYP.

SCALE: 1"= 1’-0"

SCALE: 1"= 1’-0"

T

Y P

T

Y P

R

E

M A

X

T

Y P

T

Y P

ON PLATE S-3

SEE DETAIL "E"

ANCHOR LUG (TYP.)

ON PLATE S-3

SEE DETAIL "E"

ANCHOR LUG (TYP.)

S-5

SHEET 15 OF 18

8 FT. TOP & MIDDLE SECTIONS - TOP/BOTTOM VIEW

FOR CLARITY

PLATE CUT AWAY

TYP.

WEBS - TWENTY FIVE PLACES

THRU MATCHING CHANNEL

DRILL�" DIA. HOLES(

T

Y P

T

Y P

�" PL

C5x6.7

L2x2x1/4L2x2x1/4

T

Y P

T

Y P

T

Y P

. 1" TYP.

49" +/-� 49" +/-�

TYP.

WEBS - TWENTY FIVE PLACES

THRU MATCHING CHANNEL

DRILL�" DIA. HOLES

12" TYP. C5x6.7 (TYP.)

TYP.

SPILLWAY RISER

T

Y P

T

Y P

R

E

M A

X

�" DIA. HOLES

SCALE: 1"= 1’-0"

ON PLATE S-3

SEE DETAIL "E"

ANCHOR LUG (TYP.)

EQUALLY TORQUED

STAINLESS STEEL,

BOLTS, NUTS & WASHERS

�" PL

C5x6.7

L2x2x1/4 L2x2x1/4

T

Y P

T

Y P

T

Y P

.1" TYP.

49" +/-�49" +/-�

TYP.

WEBS - TWENTY FIVE PLACES

THRU MATCHING CHANNEL

DRILL�" DIA. HOLES

12" TYP.C5x6.7 (TYP.)

TYP.

T

Y P

T

Y P

R

E

M A

X

�" DIA. HOLES

SCALE: 1"= 1’-0"

ON PLATE S-3

SEE DETAIL "E"

ANCHOR LUG (TYP.)

CONNECTION

12" DIP WITH FLANGE

SPILLWAYS 7, 8 AND 9

SPILLWAYS 8 AND 9 BASE SECTION - TOP VIEW SPILLWAY 7 BASE SECTION - TOP VIEW

�" PL

C

A

B C D

E F G H

D E S

C R

IP

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N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

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N D

A T E

A P P

R O

V E

D

D E S

IG

N

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T

14_EI_14_SPWAY_DETAILS3.dgn 8/16/2013 4:21:27 PM

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D

5.

POINTS.

SONNEL TO OPEN THE WIRE ROPE AND ENTER/EXIT THE PLATFORM AT LADDER ACCESS

WHEN LADDER ACCESS IS NOT IN USE. SAFETY CLIPS SHALL BE USED TO ALLOW PER-

ACCESS LADDER. WIRE ROPE TO BE PROVIDED TO MAINTAIN CONTINUITY IN HANDRAIL

HANDRAIL SHALL HAVE LADDER ACCESS POINTS THAT PROVIDES AN OPENING OF 3’ TO

E I_

S P

W A

Y D

E T

A

IL

S .d g n

S H

E E

X

S P

IL

L W

T

A

IL

S

(HINGE SIDE)

(LOCK SIDE)

SEE MODIFICATION NOTES

NEW HATCH (2’ X 2’)

S-6

SHEET 16 OF 18

C

A

B C D

E F G H

D E S

C R

IP

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N D

A T E

A P P

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V E

D S

Y M

B O

L

F

M E

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IL

M

IN

G T

O N

N O

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R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

N.T.S.

PLAN - NEW 4x8 SPILLWAY

BANDED END

(TYP.)

C 5x6.7

(TYP.)

C 5x6.7

C 5x6.7C 5x6.7

C 5x6.7 C 5x6.7

STEEL SPILLWAY

M

IR

E C

T

IO

N

CROSS BARS SPAN THIS DIRECTION CROSS BARS SPAN THIS DIRECTION

8’-2"

0’-2"3’-11�" (GRATING DIMENSION) 3’-11�" (GRATING DIMENSION)

G

R A

T

IM

E N

S

IO

N

NOTES

N.T.S.

1’-9"

1’-9"

1�"

3’-6"

L 3x3x�

(TYP.)

L 3x3x�

L 3x3x�

(TYP.)

MITER CORNERS

(TYP.)

�" DIA. A325 GALV.

BOLT (TYP.)

STEEL GRATING MAIN

BAR �x 1 �

GRATING, BANDED END (TYP.)

P �X 1�L

MAIN BAR �x 1�

(TYP.)

BEARING P �x 1 x 1�L

N.T.S.

BEARING PLATE DETAIL

�" BANDING BAR

1.

2.

3.

4. ALL STEEL HARDWARE SHALL BE GALVANIZED IN ACCORDANCE WITH ASTM A 153.

MIN

MIN

M

IN

HANDRAIL DETAIL

SHALL BE GALVANIZED IN ACCORDANCE WITH ASTM A 123.

POUNDS PER SQUARE FOOT ON A 48�" SPAN AND DEFLECT LESS THAN �". GRATING

CROSS BARS. GRATING IS TO SAFELY SUSTAIN A UNIFORMLY DISTRIBUTED LOAD OF 200

MAIN BARS TO BE "DOVETAIL" SLOTTED AND HAVE THEIR SLOTS SOLIDLY FILLED BY THE

SO AS NOT TO REMOVE EXCESSIVE MATERIAL FROM THE LOAD SUSTAINING MEMBERS.

CENTER. MAIN BARS AND CROSS BARS TO BE SLOTTED AT THEIR INTERSECTIONS

TO BE RECTANGULAR CROSS SECTION, FLUSH TOP AND SPACED AT 4" CENTER TO

BARS TO BE SERRATED 1�" x�" SPACED AT 1�" CENTER TO CENTER. CROSS BARS

BY IKG INDUSTRIES, A DIVISION OF HARSCO CORPORATION, OR APPROVED EQUAL. MAIN

GRATING TO BE PRESSURE LOCKED RECTANGULAR DESIGN, TYPE B, AS MANUFACTURED

RAILING AND GRATING.

CONTRACTOR TO FIELD VERIFY ALL DIMENSIONS, PRIOR TO FABRICATION OF THE

WITH ASTM A 123.

ALL STEEL RAILING, CONNECTION PLATES, ETC. SHALL BE GALVANIZED IN ACCORDANCE

1.

MODIFICATION NOTES

2.

VALVE STEM.

ALLOW ACCES FOR A "T" HANDLE VALVE WRENCH TO OPERATE THE GATE

THE CONTRACTOR SHALL MODIFY THE GRATING FOR SPILLWAY 7 RISER TO

RISER. ACCESS DOOR SHALL BE ALUMINUM WITH HINGES AND LOCKING DEVICE.

INSTALLATION OF A 2-FT X 2-FT ACCESS DOOR ON THE TOP OF THE SPILLWAY

THE CONTRACTOR SHALL MODIFY THE GRATING FOR EACH SPILLWAY TO ALLOW

C 5x6.7

SIDES)

HANDRAIL (TYP. 3

STEEL WALKWAY

3"

M

IN

DRILL BOLT HOLES.

CONTRACTOR TO FIELD

N.T.S.

L

C 5x6.7

(TYP.)

(TYP.)

�" DIA. A325 BOLT

AT EACH CORNER

AND 12" MAX.

NOTE: BANDING BAR NOT SHOWN

MAIN GRATING BAR, �x 1�

BEARING P �x 1 x 1�

GRATING CONNECTION DETAIL

STRUCTURES, SECTION 1080.

WITH NCDOT STANDARD SPECIFICATIONS FOR ROADS AND

BE PAINTED WITH TWO COATS OF ZINC RICH PAINT, IN ACCORDANCE

REQUIRED. EXPOSED STEEL FROM FIELD DRILLING HOLES TO

CONTRACTOR TO FIELD DRILL BOLT HOLES IN C 5X6.7 WHERE

15_EI_14_SPWAY_DETAILS4.dgn 8/16/2013 4:21:28 PM

W12X65HP12X65

SEE PLATE S-8

FOR CONNECTION

DETAIL

W8X10 SEE NOTE 3

CONCRETE

PAD SEE

PLATE S-2

C H

IE

F

D E S

C T

IO

N

W12X65

W8X10 (SEE PLAN VIEW)

3X3 ANGLES

HORIZONTAL BRACING

MC6X10 (TYP.)

m in

3X3 ANGLES

60’

S-7

SHEET 17 OF 18

S T E

L K

W

T

A

IL

S

W8X10

C

A

B C D

E F G H

D E S

C R

IP

T

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N D

A T E

A P P

R O

V E

D S

Y M

B O

L

F

M E

W

IL

M

IN

G T

O N

N O

R

R O

L

IN

A

C O

R

E

N G

IN

E E

R S

U .S

A R

M Y

E

N G

IN

E

T R

IC

T

D A T E

R E

V

IE

W

D R

A W

D E

NUMBER

PLATE

S Y

M B

O L

D E S

C R

IP

T

IO

N D

A T E

A P P

R O

V E

D

D E S

IG

N

W H

G

C L D

B R

U N

S W

U N

T Y

N O

R

R O

L

IN

A

W

IL

M

IN

G T

R B

O R

F Y

E

A G

L E

IS

L A

IM

P R

O V E

M E

N T S

SPILLWAY

RISER

W8X10

E F

D

W12X65

W12X40 (SEE PLAN VIEW)

W12X40W8X10

GRATING

CONC. PAD

W8X10

STEEL

COLUMNS

5’-0" x 5’-0"

1’-3" 1’-3"

E A

R

T

Y P

TOP OF DIKE

DIKE SIDE SLOPE

NUT & WASHER (TYP.)

MIN. 8" (IMBEDDED) W/

�" DIA. ANCHOR BOLTS

EACH WAY

#5 BARS, 12" O.C.

STEEL WALKWAY

TOP OF CONCRETE

DOUBLE ANGLES

E V

E

B R

A C

E 4x4X �" (TYP)

W

X

W

X

W

X

W

X

W

X

W

X

W

X

W

X

W12X40

W12X40

WALKWAY PLAN VIEW

CONCRETE PAD

2’-0"

STEEL COLUMNS

WALKWAY SUPPORT DETAIL

@ SPILLWAY RISER END

VERTICALS TO SUPPORT

HANDRAILS @ 4’-0" O.C.

7’-6" 7’-6" 7’-6" 7’-6" 7’-6" 7’-6" 7’-6" 7’-6"

7’-6"

W12X40

WALKWAY ELEVATION

60’-0"

DIAPHRAM SPACING

W12X65

5’-0"X5’-0"X18"

WALKWAY CONCRETE PAD DETAIL

N.T.S.

N.T.S.

N.T.S.

N.T.S.

D E T

A

IL

S .d g n

E I_

S T E E L

W A L K

W A

Y

FOR SPILLWAYS 7, 8 AND 9.

8. CONTRACTOR SHALL USE GOVERNMENT FURNISHED STEEL WALKWAYS, WHICH ARE STORED ONSITE

GRADE 50.

7. UNLESS OTHERWISE SHOWN ALL MATERIAL TO BE CARBON STEEL CONFORMING TO ASTM A572,

6. HAND RAILS AND SUPPORTING VERTICAL PICKETS TO BE 3X3X3/16".

5. ALL STEEL TO BE HOT-DIPPED GALVANIZED, ALL HARDWARE TO BE STAINLESS STEEL.

EACH SIDE OF WEB, USE 2-3/4" DIA.