ATT2_Plans.docx

NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER RANGER DISTRICT

ERFO DISASTER NO. NC2013-1FS

NFSR #45 WATAUGA TURNPIKE

NFSR-4068

PROJECT LOCATION

TO GRAGG

APPROXIMATE NORTH

WESTERN NORTH CAROLINA - NTS

PROJECT

SITE

c

NFSR-4

1 SR-1328 & EDGEMONT

NFSR 45-WATAUGA TURNPIKE CALDWELL COUNTY

PROJECT LOCATION MAP - NTS

$HEET NO

CONTENT

COVER SHEET

PROJECT NOTES

DESCRIPTION OF WORK

ROAD PLAN

SECTION

ROAD TYPICAL

CULVERT DETAILS TYPICAL

DITCH RELIEF, CATCH BASIN, & OUTLET DITCH TYPICALS

CULVERT BAND TYPICAL

EROSION CONTROL DETAILS

TEMPORARY CONSTRUCTION SIGNS TYPICAL

EDGEMONT RD (SR-1514)

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

RECOMMENDED BY:

APPROVED BY:

DISTRICT RANGER

DATE

FOREST SUPERVISOR

DATE

REVIEWED BY: K MOORE

C NORTHROP

DESIGNED BY:

)FOREST ENGINEER DATE

GENERAL NOTES: PAY ITEMS

CONTRACTOR IS RESPONSIBLE FOR PROTECTION OF ALL SURVEY STAKES AND MONUMENTS, QUALITY CONTROL, AND SAMPLING AND

TESTING, NO SEPARATE PAYMENT WILL BE MADE.

CLEARING REQUIRED FOR CONSTRUCTION, RECONSTRUCTION, MAINTENANCE,

INSTALLATION

OF OUTLET DITCHES, CULV

ERT INSTALLATIONS AND RIPRAP PLACEMENT IS INCIDENTAL TO THAT WORK REQUIREMENT AND NO SEPARATE PAYMENT WILL BE MADE.

KEYED RIPRAP:

EXCAVATION REQUIRED IN THE INSTALLATION OF KEYED RIPRAP IS INCLUDED IN THIS PAY ITEM.

AGGREGATE SURFACE

COURSE

THIS

ITEM INCLUDES ALL ABC STONE USED IN PROJECT, INCLUDING SURFACING, PIPE BEDDING, SHOULDERS, TURNOUTS, TURNAROUNDS, & CURVE WIDENING.

ROAD RECONDITIONING:

WORK INCLUDED IS INCIDENTAL TO RECONDITIONING AND NO SEPARATE PAYMENT WILL BE MADE.

RECONDITIONING OF ROAD OR DITCH LINES SHALL NOT UNDERCUT BACKSLOPE. WHERE UNDERCUTTING IS DONE THE BACKSLOPE (CUT-SLOPE) SHALL BE RESHAPED AND SEEDED.

CULVERT

INSTALLATION

CLEARING AND SLOPE ROUNDING REQUIRED FOR CULVERT INSTALLATION IS INCIDENTAL TO

CULVERT INSTALLATION. CONSTRUCTION OF OUTLET DITCHES IS INCIDENTAL TO CULVERT INSTALLATION AND NO SEPARATE PAYMENT WILL BE MADE.

IN SIDE HILL SECTIONS, THE CONTRACTOR SHALL CONSTRUCT THE CULVERT CATCH BASIN AS SHOWN IN THE CATCH BASIN DETAILS AND RECONDITI ON 50' OF EXISTING DITCH LINE ON BOTH SIDES OF THE INSTALLATION. THIS WORK IS INCIDENTAL TO THIS ITEM.

)GENERAL ROTES:

1. FOR THIS PROJECT STANDARD SPECIFICATIONS FOR CONSTRUCTION OF ROADS AND BRIDGES ON FEDERAL HIGHWAY PROJECTS AND SPECIAL PROJECT SPECIFICATIONS WILL BE USED, HEREINAFTER REFERRED TO AS FP-03.

2. STORAGE OF ALL EQUIPMENT ON SITE WILL BE AT THE CONTRACTOR'S RISK AND AT A LOCATION APPROVED BY THE CONTRACTING OFFICER.

3. CONSTRUCTION EQUIPMENT SHALL BE CONFINED TO THE ROADWAY, UNLESS OTHERWISE APPROVED BY THE CONTRACTING OFFICER.

4. ALL EXCAVATION IS CONSIDERED TO BE UNCLASSIFIED REGARDLESS OF MATERIAL ENCOUNTERED.

5. CONTRACTOR SHALL BE RESPONSIBLE FOR REPAIR OF DAMAGE TO NATIONAL FOREST ROADS DUE TO TRANSPORTATION OF CONTRACTORS EQUIPMENT AND OR MATERIALS.

6. CONTRACTOR SHALL BE RESPONSIBLE FOR DIVERSION OF WATER DURING CONSTRUCTION AS REQUIRED; CONTRACTOR SHALL FOLLOW BMP'S TO ENSURE QUALITY.

7. EACH CULVERT'S LOCATION, LENGTH AND SKEW SHALL BE FIELD VERIFIED BY THE CONTRACTOR AND APPROVED BY THE CONTRACTING OFFICER PRIOR TO ORDERING.

8. WOODY MATERIAL CUT DURING CULVERT INSTALLATION SHALL BE SCATTERED OUTSIDE THE CLEARING LIMITS.

9. EXISTING CULVERTS TO BE REMOVED ARE THE PROPERTY OF THE CONTRACTOR AND SHALL BE REMOVED FROM NATIONAL FOREST LANDS AND DISPOSED OF PROPERLY.

10. FILL SLOPE= 1.5(H):1(V), CUT SLOPE=1: 1, OR AS STAKED BY THE CONTRACTING OFFICER OR AS SHOWN ON THE PLANS.

11. WOODY MATERIAL GREATER THAN 2" IN DIAMETER OR LONGER THAN 3' SHALL NOT BE INCORPORATED INTO CONSTRUCTED FILLS.

12. DEPTHS OF MATERIALS SHOWN ON THE PLANS ARE FINAL IN-PLACE COMPACTED DEPTHS.

13. ALL RIPRAP SHALL BE PLACED BY HAND OR MACHINE, NOT SIDE CAST OR END DUMPED.

14. ALL PERMANENT SIGNS SHALL BE SECURED WITH TAMPER-RESISTANT HARDWARE APPROVED BY THE CONTRACTING OFFICER.

15. PRIOR TO ANY EXCAVATION, CALL "NORTH CAROLINA ONE-CALL CENTER" AT 1-800-632-4949.

16. THE CONTRACTOR IS RESPONSIBLE FOR ALL TRAFFIC CONTROL INCLUDING TEMPORARY SIGNING AND PROTECTION OF THE PUBLIC. SIGNAGE BEYOND THOSE SHOWN ON THE DRAWINGS MAY BE REQUIRED.

1. (

SEEDING NOTES:

SEED ALL DISTURBED AREAS, INCLUDING THE ROAD. NO DISTURBED AREAS WILL BE LEFT WITHOUT SEEDING FOR MORE THAN 15 DAYS AND IN NO CASE MORE THAN 14 DAYS AFTER WORK HAS CEASED.

SEE SUPPLEMENTAL SPECIFICATIONS FOR SEEDING MIXTURES.

FERTILIZER SHALL BE 17-17-17 A

PPLIED AT 500 LBS. PER ACRE

AGRICULTURAL LIME SHALL BE APPLIED AT 2,000 LBS. PER ACRE

MULCH SHALL BE APPLIED AT 2,000 LBS. PER ACRE

DISTURBED OR NEWLY CONSTUCTED SLOPES WITHIN 25' OF STREAM COURSE SHALL BE IMMEDIATELY PROTECTED BY SEEDING WITH 10 LBS. PER AC. ANNUAL RYEGRASS AND 10 LBS. PER AC. TALL FESCUE AND COVERING WITH STRAW MULCH AND SMALL LIMBS. THIS ADDITIONAL SEEDING SHALL BE DONE THE SAME DAY AS THE DISTURBANCE (WHETHER COMPLETED OR NOT)

)TRAFFIC CONTROL SIGNS SHALL CONFORM TO MUTCD SPECIFICATIONS.

2. ALL DRAINAGE STRUCTURES CONSTRUCTED/RECONSTRUCTED/RECONDITIONED SHALL BE CONSTRUCTED/RECONSTRUCTED/RECONDITIONED TO DRAIN.

3. STATIONS/MILEPOSTS IDENTIFIED FOR AGGREGATE PLACEMENT ARE FULL DEPTH, CONTRACTOR SHALL TAPER AGGREGATE AS SHOWN ON PLANS OR, IF NOT SHOWN, TAPER 10' AHEAD AND BACK OF THE DEFINED STATION/MILEPOST, FOR A SMOOTH TRANSITION.

4. ALL STAKES AND FLAGGING IN THE FIELD THAT WERE USED FOR PROJECT IMPLEMENTATION SHALL BE GATHERED & REMOVED FROM FOREST LAND BY THE CONTRACTOR PRIOR TO FINAL ACCEPTANCE OF THE PROJECT. THIS WORK IS CONSIDERED PART OF MOBILIZATION AND NO SEPARATE PAYMENT WILL BE MADE.

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

PROJECT NOTES

)NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER DISTRICT

ERFO DISASTER NO. NC2013-1-FS

NFSR-45 WATAUGA TURNPIKE

Specifications for Storm Damage Repair

IZI1

N

reinforcement GeoTextile -Mirafi 180N or Equal

--D

0.0

0.0

Temporary traffic control - road closed signage and barricades - see Sheet 10

0.5

Install 24- inch CMP

0.5

Re-build failed fill slope. Includes removal of slide material as required to construct riprap embankment.

0.5

Recondition roadway & replace roadway surface aggregate - ABC Compaction Method A

0.5

Erosion Control - Including erosion control plan, silt fence, hay bales, jute. Seeding & fertilizing, mulching - all distrubed areas.

0.6

Temporary traffic control - road closed signage and barricades - see Sheet 10. Included in lump sum price.

3.0

Temporary traffic control - road closed signage and barricades - see Sheet 10. Included in lump sum price.

r °REST 5 E RVlcE U4S T!'"PTMENT OF AGRk0

U.S. DEPARTMENT OF AGRICULTURE

FOREST SERVICE REGION 8

NATIONAL FORESTS IN NORTH CAROLINA WESTERN NORTH CAROLINA

ERFO DISASTER NO. NC2013-1-FS

NFSR-45

Watauga Turnpike

DESCRIPTION

OF WORK

INSTALL 40 LF-24" CMP AT 8% SLOPE. PROVIDE 1 FT. MINIMUM COVER UNDER ROADWAY AND 3 FT. MINIMUM DISTANCE FROM EXISTING ROCK CULVERT. ROCK REMOVAL IS EXPECTED FOR THIS PROPOSED CULVERT INSTALLATION.

EXISTING CROSS SECTION

L

' MIN. SEPARATION BETWEEN EXISTING & PROPOSED CULVERTS.

RECONDITION ROAD & DITCH FOR 200 LF.

SURFACE ROADWAY WITH ABC STONE-6" DEEP, 14' WIDE, 200' LONG.

AFTER CONSTRUCTION—REPAIR ALL DAMAGE TO NATIONAL FOREST ROADS DUE TO TRANSPORTATION OF CONTRACTO R'S EQUIPMENT AND MATERIALS. THIS WORK IS INCIDENTAL TO 30301 AND NO SEPARATE PAYMENT WILL BE MADE.

NOTE: ALL DIMENSIONS ARE

APPROXIMATE AND SUBJECT TO FIELD ADJUSTMENTS TO BE COORDINATED WITH & APPROVED BY COR.

LOST

MATERIAL

FAILED FILL SLOPE —EXISTING GROUND

Q Q

APPROXIMATE LOCATION OF FILL SLOPE

BEFORE FAILURE

VARIES

REMOVE MATERIAL TO A NEAT LINE AS REQUIRED TO CONSTRUCT ROCK EMBANKMENT AS SHOWN. CONSTRUCT BENCH FOR RIP RAP EMBANKMENT ON

BEDROCK OR UNDISTURBED,

STABLE GROUND.

TO EDGEMONT RD

DRAINAGE

STABILIZE EXISTING SLOPE USING JUTE & SEEDING

EXISTING ROCK CULVERT TO REMAIN.

DO NOT DAMAGE.

m

INSTALL SILT FENCE

OTHER EROSION CONTROL MEASURES, AS NECESSARY, TO PREVENT MIGRATION OF SEDIMENTS INTO DRAIINAGE.

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

UNSUITABLE MATERIAL SHALL BE HAULED AWAY &

DISPOSED OF OFF SITE. DISPOSE OF SUITABLE EXCESS MATERIAL ON FILL SLOPE APPROXIMATELY 100 FT. UPHILL.

BENCH TO NATURAL GROUND.

PLACE

COMPACT

FILL

IN 10 INCH LEVEL LIFTS.

SEED AND MULCH.

PAY ITEM 20401 INCLUDES EXCAVATION, HAUL, & PROPER DISPOSAL & PL

ACEMENT OF THE MATERIAL.

DRAWINGS

NOT TO SCALE

NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER DISTRICT

ERFO DISASTER NO. NC2013-1-FS

NFSR-45 WATAUGA TURNPIKE

40'

APPROXIMATE NORTH

23'

PLACE GEOGRID LAYERS AT 1' VERTICAL LIFTS CONCEAL GEOGRID WITH RIPRAP

25'+

PLACE GEOGRID LAYERS

AT 2' VERTICAL LIFTS.

CONCEAL GEOGRID WITH

RIPRAP

NOTE: ROCK FILL SLOPE WILL VARY. 1V: ill MAX.

DRAINAGE

44/ AUKr

AW

-7.

AMMO"

AmMMMr dW4qNV

AMW

doovir -Arir

Wallitr AgIr

GEO—TEXTILE

VARIES-14' MIN

REMOVE SLIDE MATERIAL. CONSTRUCT BENCH FOR ROCK EMBANKMENT ON BEDROCK OR UNDISTURBED, STABLE GROUND.

PLACE GEO—TEXTILE BETWEEN RIPRAP AND SOIL

PLANNED CROSS SECTION A—A

ROAD PLAN & SECTION

3..

—3% —3% 14' 12' Q

ROADBED

ABC STONE

3%

TOE

TOE OF FILL

igj

-L

TYPICAL NO DITCH SECTION — AGGREGATE SURFACE

IsigURAL

GOO

-- 3% —3% \ 13' 12'

ROADBED ABC STONE

1_11 r„111.-+ TrlLi

1' MIN.—/

I O C c9 -41/

SEE DESCRIPTION OF WORK

)SEE

DESCRIPTION

OF WORK

TOE OF FILL01"c, 0--

1,110-)RAL DRO

TYPICAL DITCH SECTION — AGGREGATE SURFACE

12' )—3%

TOE OF FILL

tsi Al UR PA_ GROy '1 111= jll r f !!!11!—f 1t1111j11111-i 14' 10'

MOWING MAXIMUM 6" STUMP & SLASH HEIGHT

TURN._ GROUN

D INUa

ROADBED 1' MIN.

TYPICAL DITCH SECTION — NATIVE SURFACE

TRIM BRANCHES OR SHRUBS 14' ABOVE ROADBED

Minimum

TYPICAL ROADSIDE MOWING

10'

6" STUMP

ii )---

MAXIMUM —

iip fFill .=---i-4( Ti iit ,-=--- Oil

MOWING

Sc

SLASH

!d ill'

HEIGHT

DRAWINGS

HOT TO SCALE

b fji i I f _J T ,1115 -M

TYPICAL NO DITCH SECTION — NATIVE SURFACE

— ROADBED

2'

OUTSLOPE Q

---3%

DO\N1GR

ADE

ROAD

SEE DESCRIPTION OF WORK FOR LENGTH & STATION

WING DITCH TYPICAL

TOE OF FILL

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

ROAD TYPICAL

)NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER DISTRICT

ERFO DISASTER NO. NC2013-1-FS

NFSR-45 WATAUGA TURNPIKE

CAMBER SHALL BE ON A CURVE WITH NO POINT ALONG THE CULVERT INVERT BEING HIGHER THAN THE INVERT AT THE INLET MINIMUM CAMBER 1% OF PIPE LENGTH

CULVERT AFTER INSTA

LLATION CULVERT AFTER SETTLEMENT

qu 11111.2

)TYPICAL CULVERT

FILL SECTION INSTALLATION

12" MIN CO"

Q

CAMBER TYPICAL (SEE NOTE 3)

MINIMUM OF 4' + D

OR SPAN

UNSUITABLE FOUNDATION

1' MIN.

TYPICAL BEDDING

MINIMUM

EXCAVATION

LIMITS

MIN. OF 2' + D OR SPAN

ROCK FOUNDATION

DRAWINGS

NOT TO SCALE

NOTES:

BACK FILL ALL CULVERTS WITH SUITABLE MATERIAL APPROVED BY THE CONTRACTING OFFICER. PLACE IN 6-INCH LAYERS, USING COMPACTION METHOD B, IN ACCORDANCE WITH FP-03, 209 STRUCTURE EXCAVATION AND BACKFILL. WHEN SUITABLE MATERIAL CANNOT BE OBTAINED ON SITE ABC STO

NE SHALL BE USED AS BACKFILL WHEN APPROVED BY THE CONTRACTING OFFICER.

PROVIDE FOR A 25' TRANSITION GRADE FROM NORMAL DITCH DEPTH TO INVERT ELEVATION INTO INLET OF CULVERT.

DO NOT OPERATE ANY HEAVY EQUIPMENT OVER ANY CULVERT UNTIL IT HAS BEEN PROPERLY BACK

FILLED WITH A MINIMUM OF 1-FOOT COVER.

THE MINIMUM LENGTH OF A SINGLE PIPE SECTION FOR ANY INSTALLATION SHALL NOT BE LESS THAN 10 L.F. CULVERT INSTALLATIONS 40 L.F.

OR LESS SHALL CONSIST OF ONE PIECE OF PIPE, 42 L.F. TO 80 L.F. SHALL CONSIST OF TWO PIECES

, AND 82 L.F TO 120 L.F. SHALL CONSIST OF THREE PIECES.

FIELD CUTTING OF CULVERT IS NOT PERMITTED UNLESS APPROVED BY THE CONTRACTING OFFICER. WHERE SPELTER COATING HAS BEEN BRUISED OR BROKEN IN THE SHOP, DURING SHIPPING, OR BY FIELD CUTTING REPAIRS SHALL B

E IN ACCORDANCE WITH AASHTO M 36.

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

CULVERT DETAILS TYPICAL

)NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER DISTRICT

ERFO DISASTER NO. NC2013-1-FS

NFSR-45 WATAUGA TURNPIKE

SLOPE VARIES

CATCH BASIN SEE "DITCH RELIEF CULVERT TYPICAL"

SLOPE VARIABLE,

LEFT

RIGHT

CONSTRUCT AS

SKEW

SKEW

STAKED

ANGLE

ZERO

ANGLE

41'

SKEW

ANGLE

OUTLET PROTECTION

2' MIN

-12" MIN

TYPICAL

CULVERT

SIDEHILL SECTION INSTALLATION

will 2.0a10 0.

ViP4 c 23' c_

SLOPE VARIABLE, CONSTRUCT AS STAKED

-12" M S Ci ?C 4_

OUTLET PROTECTION

INVERT

12" MINIMUM COVER

BACKFILL, SEE NOTE 1

BACKFILL, SEE NOTE 1

BACKFILL, SEE NOTE 1

BEDDING, FP-03, 209

,1

RIS MIN.

RISE

COMPACT UNDER HAUNCHES

D OR

D OR

SPAN

SPAN

— LARGER OF

SPAN— LARGER OF —

i

SPAN OR

i

SPAN OR

2' (MIN.)

2' (MIN.)

TYPICAL CMP ARCH CULVERT SECTION

PLAN VIEW

TYPICAL

CULVERT $

KEW DIAGRAM

12" MINIMUM COVER

BACKFILL, SEE NOTE 1

BEDDING, FP-03, 209

4" MIN.

D D D

MIN.

MIN.

TYPICAL CMP ROUND CULVERT SECTION

DITCH BLOCK WHERE REQUIRED

FLOW

DITCH BLOCK HEIGHT 6" BELOW SUBGRADE

1' MIN.

CULVERT OUTLET SET BELOW NATURAL GROUND

MIN

S\- C)

MIN

,0

SLOPE VARIABLE,

\1

CONSTRUCT AS

STAKED

I

RIPRAP OUTLET PROTECTION

)TOP OF CATCH BASIN CUT SLOPE

BOTTOM OF CATCH BASIN CUT SLOPE

MATCH BACK—SLOPE TO ADJACENT DITCH SECTION

NORMAL TOP OF CUT SLOPE

EDGE OF ROAD

TYPICAL INSTALLATION PATH OUTLET DITCH CROSS SECTION VIEW

RIES

25' MIN.

CULVERT

PLAN VIEW

C

ROAD SHOULDER

I

FILL SLOPE 2:1 OR

AS STAKED OR SHOWN

WASTE MATERIAL DOWN SLOPE SIDE

15' )TYPICAL piTc1:1 RELIEF CULVERT

EXISTING

I

GROUND

1— 1— 0

SLOPE RATIO AS

STAKED

SLOPE ROUNDING

ROADBED

BOTTOM WIDTH MAY VARY WHEN CATCH BASIN IS CONSTRUCTED IN NATURAL DRAINAGE

SLOPE RATIO AS STAKED, MINIMUM SLOPE IS SLOPE OF INCOMING DITCH + 1% WHERE PRACTICABLE

CULVERT

)SECTION C—C

DITCH RELIEF CULVERT

OUTLET "r DITCH

NOTE: PICTORIAL VIEW

1. MATERIAL REMOVED IN THE MAINTENANCE, RECONDITIONING, & CLEANING OF CATCH BASINS & CULVERTS SHALL NOT BE DEPOSITED ON — OR ABOVE CUT SLOPES. MATERIAL MAY BE DEPOSITED ON FILL SLOPE TO A DEPTH OF NQI MORE THAN 4 INCHES WHEN APPROVED BY THE CONTRACTING OFFICER. OTHERWISE ALL MATERIAL SHALL BE USED ELSEWHERE OR WASTED IN LOCATION(S) AS APPROVED BY THE CONTRACTING OFFICER.

DRAWINGS NOT TO SCALE

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

DITCH RELIEF, CATCH BASIN, & OUTLET DITCH TYPICALS

)NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER DISTRICT

ERFO DISASTER NO. NC2013-1-FS

NFSR-45 WATAUGA TURNPIKE

END VIEW

PLACE HELICAL ROLLED SEAM IN LOWER ONE—HALF OF CULVERT DIAMETER AT INLET

SIDE VIEW

NOTE:

CONTINUOUS CORRUGATION AROUND THE BAND SHALL MESH WITH SECOND ANNULAR CORRUGATION FROM END OF PIPE END.

BOLT, BAR AND STRAP CONNECTOR

SEMI—CORRUGATED BAND

COUPLING BANDS FOR METAL PIPE CULVERT

CORRUGATION

SIZE

PIPE

DIAMETER

PIPE—ARCH SPAN

X RISE

MINIMUM BAND WIDTH — W

ANNULAR

CORRUGATED

BANDS

HELICALLY

CORRUGATED

BANDS

SEMI—CORRUGATED BANDS

INCHES

NOTES:

1. ( RIVET, SPOTWELD, OR FILLET WELD THE HEEL AND TOE OF ANGLE AT CREST OF CORRUGATION

END VIEW

SIDE VIEW

NOTE:

A BAND WITH 2 ANGLE CONNECTIONS IS OPTIONAL UP TO 42" DIA., REQUIRED FOR DIA. GREATER THAN 42".

I-IEUCAL BAND

RIVET, SPOTWELD, OR FILLET WELD THE HEEL AND TOE OF ANGLE AT CREST OF CORRUGATION

END VIEW

DRAWINGS

NOT TO SCALE

NOTE:

A BAND WITH 2 ANGLE CONNECTIONS IS

OPTIONAL UP TO 42" DIA

REQUIRED FOR DIA. GREATER THAN 42".

ANNULAR BAND

)FABRICATE ANNULAR, HELICAL AND SEMI—CORRUGATED TYPE COUPLING BANDS FROM THE SAME METAL AS THE CONNECTING PIPE. PROVIDE COUPLING BANDS NOT MORE THAN 2 NOMINAL SHEET THICKNESS THINNER THAN THE THICKNESS OF THE PIPE TO BE CONNECTED, AND NO THINNER THAN 0.052 INCH (18 GAGE) FOR STEEL OR 0.048 INCH (18 GAGE) FOR ALUMINUM. FASTEN COUPLING BANDS WITH THE FOLLOWING SIZE OF BOLT:

3/8—INCH DIAMETER — 18" (21"X15" PIPE ARCH) OR LESS 1/2—INCH DIAMETER — 21" (24"X18" PIPE ARCH) OR MORE

2. FOR HELICALLY CORRUGATED PIPE WITH REROLLED ENDS, THE NOMINAL CORRUGATION SIZE REFERS TO THE DIMENSION OF THE END CORRUGATION IN THE PIPE.

3. USE ANNULAR CORRUGATED BANDS WITH PIPES HAVING ANNULAR CORRUGATIONS OR WITH HELICAL PIPE HAVING REROLLED ENDS TO FORM ANNULAR CORRUGATIONS.

4. USE HELICAL CORRUGATED BAND WITH PIPES HAVING HELICALLY CORRUGATED ENDS. HELICAL CULVERT INSTALLATIONS SHALL HAVE THE ROLLED SEAM AT THE INLET PLACED IN THE LOWER ONE—HALF OF THE PIPE DIAMETER.

5. SMOOTH SLEEVE—TYPE COUPLERS AND FLAT BANDS MAY BE USED FOR PIPE DIAMETERS OF 12 INCHES OR LESS. USE A MATCHING METAL HAVING A NOMINAL THICKNESS OF NOT LESS THAT 0.040 INCH (20 GAGE) FOR STEEL, OR 0.036 INCH (20 GAGE) FOR ALUMINUM, OR A PLASTIC WITH AN EQUIVALENT STRENGTH TO METAL.

EQUIVALENT CULVERT THICKNESS

GAUGE

NUMBER

THICKNESS — INCHES

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

CULVERT BAND TYPICAL

)NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER DISTRICT

ERFO DISASTER NO. NC2013-1-FS

NFSR-45 WATAUGA TURNPIKE

L

OUTLET DITCH

MIN

SEDIMENT BASIN PLAN VIEW

ROAD

BEDS-

1-3 MIN.

10 MIN.

BERM

MIN.

SEDIMENT BASIN SECT1ON A-A

TOE OF SLOPE

1-h" X 1-h" POSTS © 7'-8"

COMPACTED BACKFILL

CENTER-TO-CENTER TYPICAL

ELEVATION

SECTION

SILT FENCE DETAILS

2"X2"X3' STAKES TO BE LEVEL WITH TOP OF BALE

BALES TO BUTT TOGETHER

KEY INTO THE GROUND 6" MINIMUM

H HMhM H

III

I

II

ou lump

MIRAFI 100X

MIRAFI 100X

FLOW

I I 1 I mai

GROUND LEVEL

II

lllll

N

NI 1111

s hun

)PLAN SECTION

TEMPORARY STRAW SILT CHECKS

MINIMUM ROCK SIZE

h CUBIC FOOT

NOTES:

1.

SEDIMENT BASIN.

ALL SEDIMENT BASIN CUT AND FILL SLOPES SHALL BE 2:1

OR FLATTER.

ALL DISTURBED AREAS SHALL BE SEEDED ACCORDING TO APPLICABLE SPECIFICATIONS.

CLEARING LIMITS SHALL BE APPROVED BY THE CONTRACTING OFFICER PRIOR TO CONSTRUCTION.

MATERIAL FROM EXCAVATION SHALL

BE ,USED

TO CONSTRUCT BERM AS SHOWN OR SHALL BE INCORPORATED INTO THE ROAD BED AS APPROVED BY CONTRACTING OFFICER.

2.

SILT FENCE.

THE SKIRT TO BE ANCHORED IN A TRENCH 8" DEEP AND 4" WIDE WITH BACKFILL COMPACTED.

SILT FENCE S

HALL BE PREFABRICATED WITH 1-/." SQUARE HARDWOOD POSTS, MIRAFI SILT FENCE OR EQUAL.

INSTALL AS NEEDED FOR EROSION CONTROL OR AS DIRECTED BY THE CONTRACTING OFFICER.

)DRAINAGE CHANNEL

---- FILTER FABRIC WRAF 140NL OR EQUAL

TEMPORARY STRAW SEDIMENT TRAP PLAN VIEW

FILTER FABRIC MIRAFI 14ONL OR EQUAL

r-10 F

LOOSE ROCK

)3. TEMPORARY SEDIMENT TRAP.

A. TO BE INSTALLED AT END OF DIVERSION DITCH.

B. (

WOODEN STAKES

STRAW BALES

)FILTER FABRIC SHALL BE KEYED INTO GROUND AT A DEPTH OF 8" AND COMPACTED BY HAND TAMPING.

D. USE A MINIMUM OF 4 BALES FOR EACH TRAP.

E. LOOSE ROCKS SHALL BE APPROPRIATE SIZE TO RETAIN FABRIC IN PLACE.

--- ORIGINAL GROUND

TEMPORARY SEDIMENT TRAP

SECTION DRAWINGS

NOT TO SCALE

4. SEDIMENT CONTROL MEASURES TO BE USED AT LOCATIONS REQUIRED BY THE EROSION CONTROL PLAN, AS SHOWN ON THESE PLANS, AND/OR AS DIRECTED BY THE CONTRACTING OFFICER.

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

EROSION CONTROL DETAILS

)NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER DISTRICT

ERFO DISASTER NO. NC2013.1-FS

NFSR-45 WATAUGA TURNPIKE

2' MIN.

2' MIN.

)SUPPORT VARIES SUPPORT VARIES POSTS OR SKIDS

NOTE: STRIPES ARE 6" WIDE, ALTERNATING ORANGE AND WHITE

TYPE I BARRICADE TYPE II BARRICADE TYPE III BARRICADE

ROAD CLOSED

DETOUR

R11- 3a 60" X 30"

(TEXT VARIES — SEE

SCHEDULE)

G

OAD CLOSED

1 MILE AHEAD

ROA

CLOS

R11- 48" X 30"

NOTES:

ALL TRAFFIC CONTROL DEVICES SHALL BE CONSTRUCTED, LOCATED, INSTALLED, AND MAINTAINED ACCORDING TO THE "MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES FOR STREETS AND HIGHWAYS" (MUTCD) LATEST EDITION.

SIGNS SHALL BE MADE FROM SUITABLE MATERIALS WHICH ARE IN ACCO

RDANCE WITH ALL STATE AND FEDERAL SPECIFICATIONS.

ALL WARNING SIGNS SHALL BE BLACK ON ORANGE.

REFER TO FP-03 PARAGRAPH 718.01 FOR RETROREFLECTIVE SHEETING, USE ASTM D 4956 TYPE I, "ENGINEERING GRADE", OR BETTER. FOR POSTED SPEEDS GREATER THAN 35 MPH USE TYPE VII "SUPER—HIGH—INTENSITY, PRISMATIC SHEETING".

SIGN SUBSTRATE MAY BE WOOD, METAL, POLYPLATE, FABRIC OR MATERIAL APPROVED BY THE CONTRACTING OFFICER.

SIGNS SHALL BE LOCATED WHERE THEY WILL BE CONSPICUOUSLY VISIBLE DAY AND NIGHT ALONG THE RIGHT HAND SIDE OF APPROACHING TRAFFIC.

WHEN A SIGN IS REQUIRED FO

R AN EXTENDED PERIOD, IT SHALL BE FASTENED TO 4 X 4 POSTS WITH 2 EACH 3/8" DIA. CARRIAGE BOLTS. PORTABLE SUPPORTS ARE PERMITTED FOR SHORT PERIODS PROVIDED THE CONSTRUCTION IS SUCH THAT WIND OR OTHER AGENTS CANNOT READILY UPSET THE SIGN.

SIGNS WARNING OF CO

NSTRUCTION SHALL BE PLACED ON ALL MAJOR INTERSECTIONS ACCESSING THE WORK AREA.

SELECTION AND PLACEMENT OF ALL SIGNS SHALL BE SUBJECT TO APPROVAL OF THE CONTRACTING OFFICER. SIGNS OTHER THAN THOSE PICTURED MAY BE USED PROVIDED THEY ARE IN CONFORMANCE WITH M

UTCD STANDARDS AND APPROVED IN WRITING BY THE CONTRACTING OFFICER.

IF REQUIRED BY THE CONTRACTING OFFICER, LIGHTING DEVICES SUCH AS FLASHERS, TORCHES, LANTERNS AND ELECTRIC LIGHTS SHALL BE PLACED AND MAINTAINED FROM SUNSET TO SUNRISE AT ALL POINTS OF HAZAR

D AND AT ALL SIGNS INDICATING CAUTION.

ADDITIONAL SIGNS MAY BE REQUIRED AS DIRECTED BY THE CONTRACTING OFFICER.

ALL SIGNS ARE TEMPORARY. SIGNAGE SHALL BE REMOVED WITHIN TWO WEEKS OF FINAL ACCEPTANCE.

TYPE III BARRICADES SHALL BE PLACED ON EITHER SIDE OF UNCOMPLETED CONSTRUCTION SITES WHEN NO CONSTRUCTION ACTIVITIES ARE IN PROGRESS AS APPROVED BY THE CONTRACTING OFFICER.

)TYPICAL INSTALLATIONS

CONSTRUCTION SIGN SCHEDULE

TYPE III

BARRICADE with R11-2 (SEE NOTE 1 BELOW)

SOUTH OF

CONSTRUCTION

SITE

ROAD CLOSED

TYPE III

BARRICADE with

R11-2 (SEE

NOTE 1 BELOW)

APPROX. MP-0.6

ON NFSR #45

APPROX. 0.1 MILE

NORTH OF CONSTRUCTION SITE

ROAD CLOSED

R11-3a (SEE

NOTE 1 BELOW)

MP 0.0 ON

EDGEMONT RD.

AT INTERSECTION

OF EDGEMONT RD.,

SR-1328 &

SR-90

ROAD CLOSED 3.8 MILES AHEAD

R11-3a (SEE

NOTE 1 BELOW)

APPROX MP-3.0

ON NFSR #45

AT INTERSECTION OF NFSR#45 AND

NFSR#4068

ROAD CLOSED 2.5 MILES AHEAD

1. R11-2 SIGNS SHALL BE BLACK ON WHITE. R11-3a AND W20-1 SIGNS SHALL BE BLACK ON ORANGE.

DRAWINGS NOT TO SCALE

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE

REGION 8

TEMPORARY CONSTRUCTION SIGNS TYPICAL

)NATIONAL FORESTS IN NORTH CAROLINA

GRANDFATHER DISTRICT

ERFO DISASTER NO. NC2013-1-FS

NFSR-45 WATAUGA TURNPIKE

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