Att. 1 Plans 250306.pdf

PROJECT LOCATION MAP

SHEET OF

United States Department of Agriculture Forest Service

FOREST ROAD 279 CULVERT SCOUR REPAIRS

3/2 1/2

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STATE OF VERMONT

RUTLAND COUNTY

R-09 EASTERN REGION

GREEN MOUNTAIN NATIONAL FOREST

MANCHESTER RANGER DISTRICT

INDEX OF SHEETS

SHEET SHEET TITLE DATE

1 COVERSHEET 3/6/2025

2 NOTES AND VEGETATION REMOVAL PLAN 3/6/2025

3 SCOUR REPAIR PLAN VIEW 3/6/2025

4 SCOUR REPAIR PLAN TYPICAL CROSS SECTION 3/6/2025

PROJECT LOCATION:

MT. TABOR, VERMONT

LITTLE MICHIGAN

ROAD

FOREST ROAD 10

PROJECT

LOCATION

FOREST ROAD 279

LA

NDGROVE

R

OAD

TO MT TABOR

DIRECTIONS TO PROJECT:

TRAVEL NORTH ON FOREST ROAD 10 FROM LITTLE MICHIGAN ROAD IN LANDGROVE, VT. FR 279 IS

ON THE RIGHT. THE CULVERT IS LOCATED NEAR THE FR 10-FR 279 INTERSECTION.

FOREST ROAD 10

STRUCTURE NUMBER: 092002000001136

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CANADA

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ORLEANS

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ESSEX

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WASHINGTON

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LAMOILLE

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FRANKLIN

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GRAND ISLE

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ADDISON

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CHITTENDEN

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ORANGE

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CALEDONIA

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WINDSOR

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RUTLAND

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BENNINGTON

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WINDHAM

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NEW YORK

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MASSACHUSETTS

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NEW HAMPSHIRE

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NORTH

FOREST ROAD 279

PROPOSED

CONSTRUCTION

ACCESS

(APPROXIMATE)

EXISTING BOTTOMLESS ARCH CULVERT ON

CAST-IN-PLACE FOUNDATION. PROPOSED

REPAIRS ARE DETAILED ON SHEET C-03

REMOVE ALL WOODY VEGETATION FROM

EMBANKMENT WITHIN LIMITS SHOWN

APPROXIMATE EDGE OF STREAM(TYP)

TO FOREST ROAD 10

FOREST ROAD 279 TO DEAD END

20'

13'

40'

FLO

W

FL

O

W

LIMITS OF WOODY

VEGETATION REMOVAL (TYP.)

DIRECT WATER OFF OF

CONSTRUCTION ACCESS

AND AWAY FROM STREAM

WITH OUTSLOPING OR

WATERBARS. THIS WORK

TO BE PAID UNDER ITEM

20101 CLEARING AND

GRUBBING

DRAWN

DESIGNER

STAMPS, LOGOS, AND SEALS

PROJECT NAME

DRAWING TITLE

CHECKED

ARCHIVE NO.DATE

PROJECT NO.

DRAWING SHEET NO.

DATENO.

REVISION / ISSUE

OFSHEET

United States Department of Agriculture Forest Service

3/2 1/2

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R-09

EASTERN REGION

FOREST ROAD

279 CULVERT

SCOUR REPAIRS

GREEN MOUNTAIN

NATIONAL FOREST

MANCHESTER RANGER DISTRICT

NOTES AND

VEGETATION REMOVAL

PLAN

3/6/2025

J. KROHN

J. KROHN

B. C. AUSTIN

C-01 2 4

VEGETATION REMOVAL PLAN

CONSTRUCTION NOTES:

1. THE DRAWINGS AND DETAILS PROVIDED HERE ARE BASED ON LIMITED FIELD SURVEY AND INVESTIGATION. ALL LOCATIONS AND DIMENSIONS GIVEN ARE APPROXIMATE. CONDITIONS AND EXTENT OF DAMAGE MAY HAVE CHANGED SINCE THE LAST INVESTIGATION.

ANY DISCREPANCIES SHALL BE BROUGHT TO THE ATTENTION OF THE CONTRACTING OFFICER'S REPRESENTATIVE (COR).

2. THIS CONTRACT INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING WORK:

- REPAIR OF SCOUR BENEATH THE EXISTING CAST-IN-PLACE CONCRETE CULVERT FOUNDATION,

- ARMORING OF CULVERT FOUNDATIONS WITH RIPRAP, AND

- REMOVAL OF WOODY VEGETATION FROM THE ROAD EMBANKMENT ABOVE (UPSLOPE) OF THE CULVERT.

3. ALL MATERIALS AND CONSTRUCTION SHALL CONFORM TO THE US DEPARTMENT OF TRANSPORTATION FEDERAL HIGHWAY ADMINISTRATION STANDARD SPECIFICATIONS FOR CONSTRUCTION OF ROADS AND BRIDGES ON FEDERAL HIGHWAY PROJECTS, FP-14 (U.S. CUSTOMARY UNITS) AND THE FOREST SERVICE SUPPLEMENTAL SPECIFICATIONS.

4. THE CONTRACTOR SHALL PROVIDE A SPILL PREVENTION PLAN AND SHALL PROVIDE A SPILL KIT ON SITE AT ALL TIMES DURING CONSTRUCTION ACCORDING TO FP-14 SECTION 107.10. THIS SHALL BE PAID FOR INDIRECTLY THROUGH OTHER CONTRACT

ITEMS.

5. DEVELOP AND SUBMIT A SCOUR REPAIR PLAN FOR REVIEW AND APPROVAL IN ACCORDANCE WITH FP-14 SECTION 104.03. THE PLAN SHALL INCLUDE THE EXTENT OF ANY NEEDED STREAM OR STRUCTURAL EXCAVATION, PROPOSED FORMWORK, AND MANUFACTURER'S DATA SHEETS FOR NON-SHRINK GROUT AND ALL OTHER MATERIALS PROPOSED FOR USE. SCOURED VOID TO BE REPAIRED WITH

NON-SHRINK GROUT (SEE FP-14 SECTION 725.13(B) OR APPROVED EQUAL.

6. ALL WORK IS TO BE DONE IN THE DRY. DEVELOP AND SUBMIT A WATER DIVERSION AND DEWATERING PLAN FOR REVIEW AND APPROVAL ACCORDING TO FP-14 SECTION 104.03. THIS WORK TO BE PAID AS ITEM 20804 COFFER DAMS AND 20805 DEWATERING, RESPECTIVELY. ALL WORK TO BE PERFORMED ACCORDING TO SECTION 208.

7. ALL WOODY MATERIAL REMOVED FROM THE ROAD EMBANKMENT CAN BE CHIPPED AND DISTRIBUTED ONSITE, OR BE DRAGGED AWAY FROM THE CULVERT AND SCATTERED AWAY FROM THE TRAVELED WAY, ROADSIDE DITCHES, AND WATER COURSE. THIS WORK TO BE

PAID UNDER ITEM 20101 CLEARING AND GRUBBING.

8. ANY SOIL COMPACTED THROUGH USE OF MACHINERY TO BE DECOMPACTED THROUGH SCARIFICATION OR OTHER APPROVED

METHOD.

9. MINIMIZE EROSION AND SEDIMENTATION BY FOLLOWING THE BEST MANAGEMENT PRACTICES OUTLINED IN THE VERMONT DEPARTMENT OF ENVIRONMENTAL CONSERVATION'S THE LOW RISK SITE HANDBOOK FOR EROSION PREVENTION AND SEDIMENT

CONTROL. THIS WORK WILL BE PAID INDIRECTLY VIA OTHER PAY ITEMS.

10. ALL DISTURBED SOIL TO BE SEEDED WITH NEW ENGLAND EROSION CONTROL/RESTORATION MIX FOR DETENTION BASINS AND MOIST SITES AND COVERED TYPE 1.B, ULTRA-SHORT TERM NET-LESS EROSION CONTROL BLANKET (SEE SECTION 713.17). TO BE PAID UNDER ITEMS 63503 SEEDING, AND 62901 ROLLED EROSION CONTROL PRODUCT, TYPE 1.B, ULTRA-SHORT TERM NET-LESS EROSION CONTROL

BLANKET , RESPECTIVELY.

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E

FLO

W

FLO

W

2'-3"

7" 10

25'

1'-6"

10"

2' -6

APPROXIMATE

LIMITS OF

SCOUR

TO BE

REPAIRED.

EXISTING

CULVERT

PIPE.

EXISTING

CONCRETE

FOUNDATION

EXISTING

CONCRETE

WINGWALL

LEGEND

43'

8'

5'

10'

10'

ARMOR EXISTING

CULVERT

FOUNDATION WITH

CLASS 4 RIPRAP

3' 3'

EXISTING BOULDERS AND STREAMBED

MATERIALS CAN BE MOVED AS NEEDED TO

ACCOMMODATE FORMWORK AND

DEWATERING. REPLACE ANY REMOVED

MATERIAL IN RANDOM, EVENLY DISTRIBUTED

MANNER.

FILL VOID UNDER

FOUNDATION WITH

NON-SHRINK GROUT

SECTION 725.15 (TYP.)

SCOUR REPAIR PLAN VIEW DRAWN

DESIGNER

STAMPS, LOGOS, AND SEALS

PROJECT NAME

DRAWING TITLE

CHECKED

ARCHIVE NO.DATE

PROJECT NO.

DRAWING SHEET NO.

DATENO.

REVISION / ISSUE

OFSHEET

United States Department of Agriculture Forest Service

3/7 /25

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R-09

EASTERN REGION

FOREST ROAD

279 CULVERT

SCOUR REPAIRS

GREEN MOUNTAIN

NATIONAL FOREST

MANCHESTER RANGER DISTRICT

SCOUR REPAIR PLAN

VIEW

3/6/2025

J. KROHN

J. KROHN

B. C. AUSTIN

C-02 3 4

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WIDTH OF SCOUR

VARIES 0.1' TO 2'-3" (TYP.)

≈1 1'

3'

22'

5'

ARMOR FOOTING WITH CLASS 5

RIPRAP. EVENLY DISTRIBUTE

LARGEST STONES. USE SMALLER

STONES TO CHINK IN AND CREATE

RELATIVELY SMOOTH CONTOUR

ALONG THE EDGE OF RIPRAP (TYP.

FOR BOTH SIDES).

EXISTING CULVERT FOUNDATION

EXISTING CULVERT

GALVANIZED STEEL

ARCH

VA

R

IE

S

-1

FT

(A

PP

R O

X)

EXISTING ROAD

SURFACE

FILL VOID UNDER

FOUNDATION WITH

NON-SHRINK GROUT

SECTION 725.15 (TYP.)

D

EP

TH

O

F

SC

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7"

(T

YP

F O

R B

O

TH

S

ID

ES

1' M

IN

EM

BE

D

M

EN

T (T

YP

STREAMBED

EXISTING BOULDERS CAN

BE MOVED TO

ACCOMMODATE WATER

DIVERSION. REPLACE IN

BOULDERS AFTER

REMOVAL OF DIVERSION

DEVICES.

FILL VOID UNDER

FOUNDATION WITH

NON-SHRINK GROUT

SECTION 725.15 (TYP.)

DRAWN

DESIGNER

STAMPS, LOGOS, AND SEALS

PROJECT NAME

DRAWING TITLE

CHECKED

ARCHIVE NO.DATE

PROJECT NO.

DRAWING SHEET NO.

DATENO.

REVISION / ISSUE

OFSHEET

United States Department of Agriculture Forest Service

3/7 /25

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3.0 .D

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R-09

EASTERN REGION

FOREST ROAD

279 CULVERT

SCOUR REPAIRS

GREEN MOUNTAIN

NATIONAL FOREST

MANCHESTER RANGER DISTRICT

SCOUR REPAIR TYPICAL

CROSS SECTION

3/6/2025

J. KROHN

J. KROHN

B. C. AUSTIN

C-03 4 4

SCOUR REPAIR TYPICAL CROSS SECTION

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