Attachment 3 - SharonHollowRd Drawings.pdf

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Attached to
NRCS-WV Kanawha County EWP Streambank Stabilization Sharon Hollow and Ohley Hollow Road
Solicitation number
12FPC326B0010
Issued by

About this file

This is a technical design document prepared by the Natural Resources Conservation Service (NRCS) under the Emergency Watershed Protection Act for streambank stabilization work in Kanawha County, West Virginia. The project, identified as Damage Survey Report No. 54–01–25–5091–001, addresses streambank erosion along Paint Branch at Sharon Hollow Road, Site 1.

The project comprises three reaches of streambank stabilization utilizing rock riprap as the primary stabilization method. Reach 1 spans 81 linear feet with an approximate 20-foot original stream bottom width restoration, while Reaches 2 and 3 combined extend 255 linear feet with an approximate 25-foot original stream bottom width restoration. Estimated quantities include 788 square yards of geotextile, 664 tons of riprap rock (D50 = 18 inches), 28 cubic yards of grouted foundation preparation for shallow bedrock conditions, and earthfill as needed. The document specifies rock riprap key installation details with a 24.1-foot toe of excavation dimension and a 13.4-foot riprap key configuration. Foundation preparation is conditional upon shallow bedrock encounters, with grouted rock riprap placement required where bedrock is encountered 0 to 2 feet below channel bottom. Channel bottom configuration specifications require restoration to original widths with rough, irregular finished surfaces and positive drainage toward a subchannel. Construction notes mandate utility consultation prior to mobilization, restoration of access roads to pre-construction condition, pollution control measures, offsite disposal of waste materials, and contractor responsibility for landfill tipping fees. The document includes location maps, site plans, cross-sectional details, and isometric views prepared by N. Knox with approval dates in December 2025 and January 2026.

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COVER SHEET

QUANTITIES AND CONSTRUCTION NOTES

LOCATION MAP

SHEET LIST TABLE

SITE MAP

SHEET TITLE

PLAN VIEW - REACH 1

TYPICAL CHANNEL BOTTOM CONFIGURATION9

TYPICAL ROCK RIPRAP SECTION & DETAILS

TYPICAL FOUNDATION PREPARATION ON SHALLOW BEDROCK DETAILS

PLAN VIEW - REACH 2 & 36

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LOCATION MAP

UTILITY NOTIFICATION

"THE NATURAL RESOURCES CONSERVATION SERVICE MAKES NO

REPRESENTATION AS TO THE EXISTENCE OR NON-EXISTENCE OF

ANY UTILITIES AT THE CONSTRUCTION SITE. SHOWN ON THESE

CONSTRUCTION DRAWINGS ARE THOSE UTILITIES WHICH HAVE

BEEN IDENTIFIED. IT IS THE RESPONSIBILITY OF THE

CONTRACTOR(S) TO ASSURE THEMSELVES THAT NO HAZARD

EXISTS OR DAMAGE WILL OCCUR TO UTILITIES."

KANAWHA COUNTY

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AutoCAD SHX Text DRAWINGS PREPARED UNDER THE AUTHORITY OF THE EMERGENCY WATERSHED PROTECTION ACT by the NATURAL RESOURCES CONSERVATION SERVICE of the UNITED STATES DEPARTMENT OF AGRICULTURE STREAMBANK STABILIZATION SHARON HOLLOW ROAD, PAINT BRANCH - SITE 1 DAMAGE SURVEY REPORT NO. 54-01-25-5091-001 KANAWHA COUNTY, WEST VIRGINIA

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JOB APPROVAL

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CLASS IV

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* THE AREA REQUIRED FOR

OVERLAP IS NOT INCLUDED IN

THE QUANTITY FOR GEOTEXTILE.

CONSTRUCTION NOTES

1. CALL 811 TO LOCATE PUBLIC UTILITIES PRIOR TO MOBILIZATION AND EXCAVATION. IT IS THE

RESPONSIBILITY OF THE CONTRACTOR(S) TO CONSULT WITH LOCAL LANDOWNERS TO

IDENTIFY UNMARKED PRIVATE UTILITIES PRIOR TO WORK BEGINNING. ANY DAMAGE DONE TO

UTILITIES AS A RESULT OF THE CONTRACTOR'S OPERATIONS SHALL BE REPAIRED AND

RESTORED.

2. ACCESS ROADS SHALL BE RESTORED TO PRE-CONSTRUCTION CONDITION OR BETTER.

3. ALL FENCES REMOVED AND/OR DAMAGED AS A RESULT OF THE CONTRACTOR'S OPERATIONS

SHALL BE RESTORED TO A CONDITION EQUAL TO OR BETTER THAN THEY EXISTED BEFORE

THE START OF WORK.

4. SOIL COMPACTED AS A RESULT OF CONSTRUCTION OPERATIONS SHALL BE LOOSENED FOR A

DEPTH OF 6-INCHES BELOW THE COMPACTED SOIL LAYER AND RE-GRADED TO BLEND WITH

EXISTING GROUND.

5. PROVIDE SUB-CHANNEL AS SHOWN ON TYPICAL CHANNEL BOTTOM CONFIGURATION

DRAWING.

6. WHILE WORKING IN THE STREAM ALL EFFORTS WILL BE MADE TO REDUCE DOWNSTREAM

IMPACTS INCLUDING KEEPING THE EXCAVATOR TRACKS ELEVATED ABOVE FLOWING WATER.

A DIVERSION BERM SHALL BE ESTABLISHED AT THE TOP OF EACH STREAM ACCESS POINT TO

MINIMIZE SURFACE WATER FROM FLOWING TOWARD THE STREAM.

7. REQUIRED POLLUTION CONTROL MEASURES SHALL BE INSTALLED AS NEEDED IN

ACCORDANCE WITH CONSTRUCTION SPECIFICATION 5, POLLUTION CONTROL.

8. SITE ACCESS SHALL BE OFF THE MAIN ROAD AND SHALL BE IN ACCORDANCE WITH ALL WEST

VIRGINIA DEPARTMENT OF TRANSPORTATION RULES AND GUIDELINES. THE CONTRACTOR

SHALL PROVIDE SIGNAGE AND FLAGMEN FOR TRAFFIC CONTROL AS REQUIRED. SEE

CONSTRUCTION SPECIFICATION 9, TRAFFIC CONTROL.

9. EXCESS MATERIAL FROM THE EXCAVATION & OBSTRUCTION REMOVAL SHALL BE WASTED

OFF-SITE IN ACCORDANCE WITH ALL LOCAL, STATE, & FEDERAL REGULATIONS AND AS

APPROVED BY THE NRCS REPRESENTATIVE IN THE FIELD. FLOODPLAINS WILL NOT BE

ALLOWED AS WASTE AREAS UNDER ANY CIRCUMSTANCES. WASTE AREAS SHALL BE SEEDED

ACCORDING TO CONSTRUCTION SPECIFICATION 6, SEEDING, SPRIGGING AND MULCHING.

10. THE CONTRACTOR SHALL PROVIDE APPROVED FILL AS REQUIRED TO COMPLETE THE WORK.

SEE CONSTRUCTION SPECIFICATION 23, EARTHFILL AND CONSTRUCTION SPECIFICATION 25,

ROCKFILL FOR DETAILS.

11. TRASH, TIRES, & WOODY DEBRIS WITHIN THE WORK LIMITS SHALL BE DISPOSED OF OFF-SITE

IN AN APPROVED LANDFILL. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE LANDFILL

TIPPING FEES.

12. ALL PIPES ENCOUNTERED IN THE EMBANKMENT SHALL BE EXTENDED THROUGH THE ROCK

RIPRAP AND/OR GABIONS WITH THE SAME PIPE MATERIAL OR BETTER TO THE FACE OF THE

SLOPE OR BASKETS.

13. PIPES 12" DIAMETER AND LARGER SHALL BE ENCASED IN A MINIMUM OF 6" OF CONCRETE

WHEN PASSING THROUGH ROCK RIPRAP AND/OR GABIONS. CONCRETE SHALL HAVE A

MINIMUM COMPRESSIVE STRENGTH OF 2500 PSI.

14. THE CONTRACTOR SHALL MAINTAIN THE CLEANLINESS OF PUBLIC AND PRIVATE ROADS

IMPACTED BY HAULING OPERATIONS DURING THE DURATION OF THE WORK.

15. STARTING LOCATION OF THE STREAMBANK STABILIZATION MEASURE WILL BE MARKED IN THE

FIELD.

16. RESHAPE/TRANSITION THE STREAM'S BANK AT THE UPSTREAM AND DOWNSTREAM ENDS OF

STABILIZATION MEASURES AS DIRECTED BY NRCS REPRESENTATIVE.

17. AFTER THE FOUNDATION IS EXCAVATED, NRCS REPRESENTATIVE SHALL DETERMINE IF

CONDITIONAL FOUNDATION PREPARATION WILL BE REQUIRED AND WHICH TYPE WILL BE USED.

CONDITIONAL FOUNDATION PREPARATION QUANTITIES ARE NOT INCLUDED OR COVERED BY

THE VARIATION IN QUANTITY CLAUSE.

** QUANTITIES ASSUMING SHALLOW

BEDROCK ENCOUNTERED FOR

ENTIRE LENGTH.

GEOTEXTILE

SY*

RIPRAP

TONS

FOUNDATION PREPARATION

SHALLOW BEDROCK

GROUT CY**

788 664 28

SITE 1 - TABLE OF ESTIMATED QUANTITIES

EARTH FILL

CY

AS NEEDED

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SITE 1

LAT: N38.158230

LONG: W81.441561

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SHARON HOLLOW ROAD

TBM1

ACCESS

PAINT BRANCH

REACH 1 - ROCK RIPRAP

STREAMBANK STABILIZATION

SEE DETAILS ON SHEET 5 AND 7.

CONSTRUCTION LIMITS

REACH 2 & 3 COMBINED - ROCK

RIPRAP STREAMBANK STABILIZATION

SEE DETAILS ON SHEET 6 AND 7.

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ACCESS

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GATE

NAD83 WV STATE PLANE, SOUTH ZONE, US FOOT GRID. NAVD88 VERTICAL DATUM

ELEVATIONEASTINGNORTHINGDESCRIPTION

PROJECT CONTROL

TBM1 - WOOD HUB W/TACK 685.931840869.52422100.61

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X

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TEL

TEL

TEL

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OH OH

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OH OH OH OHX X X

X

RESIDENCE

GARAGE

SHED

SHED

SHARON HOLLOW ROAD

TBM1

ROCK ALONG TOE OF

SLOPE ON LEFT SIDE

0.12 MILES TO INTERSTATE 64/77

0.18 MILES TO CABIN CREEK ROAD

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81'

REACH 1

RESTORE ORIGINAL STREAM

BOTTOM WIDTH, APPROX. 20'

ACCESS

PAINT BRANCH

DO NOT DISTURB. SEE

NOTE 5, THIS SHEET

SAND BAR

SEE ROCK RIPRAP KEY

DETAILS, SHEET 7.

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9LEGEND

TOP OF BANK

TOE OF SLOPE

EXISTING FENCEX

CONSTRUCTION LIMITSCL

CONTROL POINT

NOTES

1. CHANNEL CLEARING AND DEBRIS DISPOSAL SHALL BE DIRECTED BY

THE NRCS REPRESENTATIVE.

2. BORROW MATERIAL SHALL BE TAKEN FROM WITHIN THE

CONSTRUCTION LIMITS AS DIRECTED BY THE NRCS REPRESENTATIVE.

3. DISPOSAL AREA FOR EXCAVATED MATERIAL AND DEBRIS SHALL BE AT

AN APPROVED LOCATION OFFSITE.

4. CONTRACTOR SHALL CONSERVE SUITABLE MATERIALS FOR FINAL

GRADING AND SEEDING OPERATIONS.

5. STABILIZATION MEASURE'S TEMPLATE MAY VARY TO AVOID

DISTURBANCE TO EXISTING STRUCTURES AS DIRECTED BY THE NRCS

REPRESENTATIVE.

UTILITY POLE

TBM#

GAS METER

UNDERGROUND TELEPHONETEL

OVERHEAD ELECTRICOH

GATE

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TEL TEL TEL TEL TEL TEL TEL TEL

OH

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OH OH OH OH OH OH OH OH OH

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OH

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RESIDENCE

SHED

RESIDENCE

REACH 2 & 3 COMPINED255'

RESTORE ORIGINAL STREAM

BOTTOM WIDTH, APPROX. 25'

FALLEN TREE TO

BE REMOVED

SHARON HOLLOW ROAD

AC

C

ESS

0.23 MILES TO INTERSTATE 64/77

0.29 MILES TO CABIN CREEK ROAD

PAINT BRANCH

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GUY WIRE. DO

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9LEGEND

TOP OF BANK

TOE OF SLOPE

EXISTING FENCEX

CONSTRUCTION LIMITSCL

NOTES

1. CHANNEL CLEARING AND DEBRIS DISPOSAL SHALL BE DIRECTED BY

THE NRCS REPRESENTATIVE.

2. BORROW MATERIAL SHALL BE TAKEN FROM WITHIN THE

CONSTRUCTION LIMITS AS DIRECTED BY THE NRCS REPRESENTATIVE.

3. DISPOSAL AREA FOR EXCAVATED MATERIAL AND DEBRIS SHALL BE AT

AN APPROVED LOCATION OFFSITE.

4. CONTRACTOR SHALL CONSERVE SUITABLE MATERIALS FOR FINAL

GRADING AND SEEDING OPERATIONS.

5. STABILIZATION MEASURE'S TEMPLATE MAY VARY TO AVOID

DISTURBANCE TO EXISTING STRUCTURES AS DIRECTED BY THE NRCS

REPRESENTATIVE.

UTILITY POLE

GAS METER

GUY WIRE

UNDERGROUND TELEPHONETEL

OVERHEAD ELECTRICOH

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EXISTING

GROUND

SECTION - ROCK RIPRAP

3' MIN. OR TO BEDROCK ENCOUNTERED 2' TO 3' BELOW

CHANNEL BOTTOM. BEDROCK ENCOUNTERED 0' TO 2'

BELOW CHANNEL BOTTOM, SEE FOUNDATION

PREPARATION SHALLOW BEDROCK DETAIL, SHEET 8.

EXCAVATION

LIMITS

3'

3' OF D50 = 18" ROCK RIPRAP. FOR DETAILS,

SEE CONSTRUCTION SPECIFICATION 61

1' MIN. OF TOPSOIL ON GEOTEXTILE

OVER TOP OF RIPRAP. PROVIDE

POSITIVE DRAINAGE.

GEOTEXTILE

4'

FLOW

OR

POSITIVE DRAINAGE

FINAL GRADE. SEE TYPICAL CHANNEL

BOTTOM CONFIGURATION ON

SHEET 9.

EXCAVATION LIMITS. FILL AFTER

ROCK RIPRAP PLACEMENT. SEE

NOTE 10, SHEET 2.

1'

PLAN VIEW

GEOTEXTILE

ROCK RIPRAP

ROCK RIPRAP

TOP OF SLOPE

ROCK RIPRAP

TOE OF SLOPE

INSTALL ALONG SLOPE

FROM THE TOE OF

EXCAVATION TO TOP

OF ROCK RIPRAP.

TYP.

TOE OF

EXCAVATION

TOP OF ROCK RIPRAP

6.7'

2' MAX

ROCK RIPRAP KEY

ISOMETRIC

EXCAVATION

LIMITS

ROCK RIPRAPTOP OF SLOPE

ROCK RIPRAPTOE OF SLOPE

BEGINNING/END

OF ROCK RIPRAP

STABILIZATION

RIPRAP KEY

13.4'

6.

7'

ROCK RIPRAP

4'

EXISTING

GROUND

6.7'

R

IP

R

AP

K

EY

.4

RIPRAP KEY

24.1'

TOE OF

EXCAVATION

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EXCAVATION

LIMITS

3' OF D50 = 18" ROCK RIPRAP. FOR DETAILS,

SEE CONSTRUCTION SPECIFICATION 61.

GEOTEXTILE

TOE OF

EXCAVATION

TOP OF ROCK RIPRAP

CHANNEL BOTTOM

BEDROCK

FOUNDATION PREPARATION SHALLOW BEDROCK

CONDITIONAL APPLICATION. THIS ITEM MAY OR MAY NOT BE USED.

SEE CONSTRUCTION NOTE 17, SHEET 2.

BEDROCK ENCOUNTERED 0' TO 2' BELOW

CHANNEL BOTTOM, PLACE 1' OF GROUTED

ROCK RIPRAP ON BEDROCK.

1' OF ROCK RIPRAP WITH VOIDS

FOR GROUT. FOR DETAILS, SEE

CONSTRUCTION SPECIFICATION 62.

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POSITIVE DRAINAGE

FINAL STREAM BOTTOM SHALL

BE ROUGH & IRREGULAR.

PROVIDE POSITIVE DRAINAGE

TOWARD SUBCHANNEL.

~1

~1

1'

1/3 BW

SUBCHANNEL

BOTTOM WIDTH

(BW)

~2

DEPOSITION REMOVAL

VARIES

CHANNEL BOTTOM CONFIGURATION

NOTES:

1. FINAL LOCATION OF SUBCHANNEL TO BE LOCATED IN THE FIELD BY THE NRCS

REPRESENTATIVE. THE SUBCHANNEL SHALL BE TRANSITIONED AS NECESSARY TO

MEET EXISTING GRADES AT THE UPSTREAM AND DOWNSTREAM SITE EXTENTS.

2. SUBCHANNELS ARE NOT REQUIRED FOR BEDROCK STREAMBEDS.

3. USE MATERIAL FROM THE REQUIRED EXCAVATIONS AND/OR APPROVED FILL FROM

OFFSITE TO RECONSTRUCT STREAMBANKS AS NECESSARY. SEED AND MULCH PER

CONSTRUCTION SPECIFICATION 6, SEEDING, SPRIGGING AND MULCHING.

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Sheets and Views
6-PlanView R2&3
KC-SHR-PB_7-TypSection&details.pdf
Sheets and Views
7 RiprapSection
KC-SHR-PB_8-TypBedrockDetails.pdf
Sheets and Views
8 BedrockDetails
KC-SHR-PB_9-TypChannelBottom.pdf
Sheets and Views
9 ChannelBottom
KC-SHR-PB_7-TypSection&details.pdf
Sheets and Views
7 RiprapSection
KC-SHR-PB_1-CoverSheet.pdf
Sheets and Views
8.5x11 Cover
KC-SHR-PB_4-SiteMap_v2.pdf
Sheets and Views
4-SiteMap
KC-SHR-PB_4-SiteMap_v2.pdf
Sheets and Views
4-SiteMap
KC-SHR-PB_5-PlanViewR1.pdf
Sheets and Views
5-PlanView R1
KC-SHR-PB_1-CoverSheet.pdf
Sheets and Views
8.5x11 Cover

File details come from the government source that posted it. Updated .