mtd-malm2026-1_plans.pdf

Ghost Town

Kendall Mine

MONTANAMONTANA

3 87

MONTANA

R

E N

O R

A I

N

N

ST F

R

I

D

D E P A

T

NTOFT A SP

T T

O

U

TE

ATESO

AM

E R

IC

A

M

PROJECT MANAGER

J. KEY

N

IR

RIV

ER

R I

V E

R

PARK

NATIONAL

GLACIER

PARK

NATIONAL

YELLOWSTONE

WILDLIFE RANGE

NATIONAL

CHARLES M. RUSSELL

Lake

Flathead

Elwell

Lake

M

Lake

Fort Peck

I SOS

U

EN

O

T S

W O

LLEY

KALISPELL

MISSOULA

Anaconda

HELENA

BUTTE

BOZEMAN

Livingston

BILLINGS

City

Miles

Glendive

Point

Wolf Glasgow

HAVRE

Shelby

FALLS

GREAT

Lewistown

Dillon

MONTANA KEY MAP

COLUMBIA

BRITISH

ALBERTA

SASKATCHEWAN

N O

R T

H D

A K

O T

A

S O

U T

H D

A K

O T

A

WYOMING

ID

A

H O

2 2

MONTANA

93 12

90 15

UNITED STATES

CANADA

302010010

Scale in miles

C-08(a), & C-10 ROADS

B-06, C-02, C-03, B-10, & B-11 ROADS

A-03, B-09, U-7113

U -7

U -7

U-7110

U -7

U -7

U -7

Hauck

B N S F

C M

R B N S F

B N S F

B N

S F

B N S F

B N S F

Merino

Dover

B N S F

C M R

C E

N T

R A

L RAIL

MONTANA

B N S F

B N S F

Spion

Kop

B N S F

W are

Amherst

Kingston

C M

R

C M

R

Hanover

B N S F

Glengarry

C M

R

CMR

B N S F

B N S F

B N S F

Pownal

Hoosac

C M

R

CMR

C M R

Bluff

Barrows

Fork

Ross

B N S F

FOR

PLANS PREPARED BY

FEDERAL HIGHWAY ADMINISTRATION

U. S. DEPARTMENT OF TRANSPORTATION

SPECIFICATION:

on Federal Highway Projects, FP-24

Construction of Roads and Bridges

Standard Specifications for

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

VANCOUVER, WASHINGTON

WESTERN FEDERAL LANDS HIGHWAY DIVISION

PLANS FOR PROPOSED PROJECT

APPROVED:

Western Federal Lands Highway Division

Chief of Engineering, DATE

HELENA, MONTANA

ROBERT PECCIA AND ASSOCIATES

DEFENSE ACCESS ROADS FY 2026

MONTANA

JUDITH BASIN COUNTY

MT DAR MALM 2026(1)

DESIGN DESIGNATION:

8%e (max)

35 MPHV

<250ADT (2046)

<250ADT (2026)

GAP

JUDITH

TYPE OF CONSTRUCTION:

stabilization.

aggregate surfacing, and aggregate

Drainage, roadway reconditioning, LEWISTOWN

STANFORD

WINDHAM

GEYSER

DENTON

CREEK

COFFEE

SCHEDULE F LENGTH 52.12 MILES

SCHEDULE E LENGTH 41.77 MILES

SCHEDULE D LENGTH 37.38 MILES

SCHEDULE C LENGTH 32.49 MILES

SCHEDULE B LENGTH 23.00 MILES

SCHEDULE A LENGTH 18.05 MILES

CORNER

EDDIE'S

:0

P

M

F e b r u a r y

T it le

S h e e t

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \G e n e r a l

I n f o r m a ti o n

\m t-d m a lm p ln g e n

.d g n

PROJECT

NUMBER

SHEET

A.1MT DAR MALM 2026(1)

For

BH TP

CUYD

culv.

CUFT

cubic yard(s) culvert cubic foot (feet) mon.

min.

MGAL

max.

matl.

M.P.

M.L.

monument minimum thousand gallon maximum material mile post main line

W

RIP

DI

G W G WV

CP GPS

36 31

36 31

N

E

N 1000

TP

SEC.

SEC.

NO SCALE

θs Ø ∆c spiral central angle diameter curve central angle total central angle approach ahead average daily traffic abutment appr.

AH

ADT

abut.

between bearing bridge balance point bench mark back face back btwn brg.

br.

BP

BM

b.f.

BK

ctrs.

CS

cont.

constr. jt.

conn.

conc.

col.

CMP

clr.

cc or c. to c.

centers point of curve to spiral continuous construction joint connection concrete column corrugated metal pipe clear centerline center to center

NOTE:

1.

on the appropriate plan sheet.

Other symbols used in the plans will be shown in a legend

W west drwg(s).

dist.

diaph.

dia.

DHV

D exp. jt.

exc.

EW

EQ or eq.

EOP

emb.

elev.

El. 94.16 e.f.

e E expansion joint excavation edge of water equation edge of pavement embankment elevation elevation in feet each face superelevation rate east drawing(s) distance diaphragm diameter design hourly volume diameter galv.

ga.

galvanized gage (gauge) jt.

IE

ID

joint invert elevation inside diameter ftg.

flg.

fin.

f.f.

footing flange finish front face

LW

lt. or LT Ls

LPSM

long.

LNFT

lat.

L low water left length of spiral lump sum longitudinal linear foot (feet) latitude length of curve rte.

rt. or RT reqd.

reinf.

rdwy.

R/W R.

R route right required reinforcement roadway right-of-way range radius typ.

Ts

TS

thd.

TBM

T.

T typical tangent distance (spiraled curve) point of tangent to spiral thread temporary bench mark township tangent distance

VPI

vph V vertical point of intersection vehicles per hour design speed (velocity)

STS

struc.

stiff.

stgr.

std.

STA, Sta.

ST

SS

SRS

SQYD

SQFT

spa.

SLRY

shldr.

sect.

SC

SADT

S point of spiral to tangent spiral structural stiffener stringer standard station point of spiral to tangent point of spiral to spiral (no curve) point of spiral to reverse spiral square yard square foot spacing, spaces or spaced slurry unit shoulder section point of spiral to curve seasonal average daily traffic south

KSI

square inch thousand pounds per pvmt.

PT

PST

PSC

PSI

PSF

PS

POT

POS

POC

pl.

PI

PCS

PCC

PC

pavement point of tangent point of spiral to tangent point of spiral to curve pounds per square inch pounds per square foot point of tangent to spiral point on tangent point on spiral point on curve plate point of intersection point of curve to spiral point of compound curve point of curve

OHWM

OG

OD

o. to o.

o.c.

ordinary high water mark original ground outside diameter out to out on center

NC

N normal crown north

A A

DI

National Boundary

State Boundary

County Boundary

City Boundary

Township or Range Line

Section Line

Section Corner (Found, Projected)

Control Point (Terrestrial and GPS)

Gas & Water Meter; Gas & Water Valve

Flagpole; Fire Hydrant

Cooking Grate; Garbage Can; Picnic Table

Boulder; Well; Antenna; Grave

Above Ground Tank; Underground Tank

Spot Elevation; Coordinate Grid Tick

Material Source; Bore Hole; Test Pit

Treeline; Individual Trees

Spring or Seep

Section Line 4

Section Corner (Found, Projected) 4

Section Line 16

Section Corner (Found, Projected)16

Property Line

Parcel Number

National Park Boundary

National Forest Boundary

National Wildlife Refuge Boundary

BLM Lands Boundary

Indian Reservation Boundary

Existing Roadway (Paved, Gravel)

Railroad

Trail

Fiber Roll

Silt Fence

Sandbag

Intermittent Drainage or Small Creek

Large Creek or River

Lake, Pond or Reservior; Marshland

North Arrow

Slope Stake Limits Top of Cut

Toe of Fill

Construction Limits

Bottom of Ditch

Fence

Gate with Fence

Cattleguard

Guardrail

Concrete Barrier and Guard Wall

Retaining Wall wall face

Signs (single, double post; portable)

Delineators

Pipe Culvert (arrow shows flow)

Pipe Culvert with End Section

Pipe Culvert with Headwall

Pipe Culvert with Drop Inlet

Box Culvert

Underdrain

Overhead/Above Ground Utilities

Underground Utilities

Light, Support w/Anchor) Poles (Power, Telephone, Joint Use, Miscellaneous Utility Features

Building

Right-of-Way Line

Permanent Easement

Construction Easement

Riprap

- no symbol -

Section A-A

EXISTING PROPOSED

STEAM = steam, T = telephone, TV = CATV, W = water P = power, SA = sanitary sewer, SD = storm drain, SS = storm sewer, FM = force main, FO = fiber optic, G = gas, IRR = irrigation, O = oil, UP = transformer or junction box, WF = water fountain EM = electric meter, TP = telephone pedestal, TV = CATV pedestal,

- no symbol -

11/2001 DETAIL APPROVED FOR USE

6/2022

10/2014 10/2009 1/2007 9/2005 REVISED: 101-1W

WFLHD DETAIL

ABBREVIATIONS

PLAN SYMBOLS AND

:1

A u g u s t

D e t W

-1 rp a -h ln -0

\s h a re d \h ig h w a y s \F

H W

A \2 m td -m a lm

-1

D

A R

\D

G N

\G e n e ra l In fo rm a ti o n \m t-d -m a lm p ln g e n .d g n

DETAIL

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

PROJECT

NUMBER

SHEET

MT DAR MALM 2026(1) A.2

PEAK

SOUTH

M.P. 0.00

SCHEDULES A, B, C, D, E, & F

BEGIN B-11 ROAD WORK

FOREST

NATIONAL

CLARK

LEWIS AND

CASCADE CO.

JUDITH BASIN CO.

CORA CREEK

E A

G L E R

O C

K R

D

SOUTH PEAK RD

U P P E

R H I G

H W

O O

D C

R E

E K R

D

B -1

BRAUN CREEK RD

A-03 B -1

ROSE CREEK

DAVIS CREEK

MARTIN CREEK

FALL CREEK

SPENCER RD

DAVIS CREEK

BRAUN CREEK

G E

R A

L D

IN

E R

D

ARROW CREEK

LO

N E T

R E E C

R E E K

S P E

N C

E R R

D

D

IP

P

IN

G V

A T C

R E

E K

WILLIAMS CREEK RD

M.P. 6.80

SCHEDULES A, B, C, D, E, & F

END B-11 ROAD WORK

M.P. 9.57

SCHEDULES A, B, C, D, E, & F

END A-03 ROAD WORK

M.P. 0.00

SCHEDULES A, B, C, D, E, & F

BEGIN A-03 ROAD WORK

M.P. 4.95

SCHEDULES B, C, D, E, & F

END B-10 ROAD WORK

M.P. 0.00

SCHEDULES B, C, D, E, & F

BEGIN B-10 ROAD WORK

01 1 32

Scale in miles

M.P. 0.00

SCHEDULES A, B, C, D, E, & F

BEGIN B-09 ROAD WORK

M.P. 1.68

SCHEDULES A, B, C, D, E, & F

END B-09 ROAD WORK

B -0

G e ra ld in e

M il e s t o

N

G e y s e r

M il e o

SOURDOUGH RD

Spion

Kop

B N S F

RESUME PROJECT

SUSPEND PROJECT

SUSPEND PROJECT

RESUME PROJECT

SUSPEND PROJECT

RESUME PROJECT

BEGIN PROJECT

SUSPEND PROJECT

:2

D e c e m b e r

V ic in it y M a p r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \G e n e r a l

I n f o r m a ti o n

\m t-d m a lm p ln g e n

A

B

B

B

.d g n

B-09, A-03, B-11, & B-10 ROADS

VICINITY MAP

PROJECT

NUMBER

A.3MT DAR MALM 2026(1)

STANFORD

M.P. 0.00

SCHEDULES C, D, E, & F

BEGIN B-06 ROAD WORK

N

M.P. 2.77

SCHEDULES C, D, E, & F

END B-06 ROAD WORK

M.P. 0.00

SCHEDULES C, D, E, & F

BEGIN C-10 ROAD WORK

M.P. 6.72

SCHEDULES C, D, E, & F

END C-10 ROAD WORK

M.P. 0.00

SCHEDULES D, E, & F

BEGIN C-08(a) ROAD WORK

M.P. 4.89

SCHEDULES D, E, & F

END C-08(a) ROAD WORK

01 1 32

Scale in miles

B N S

F

FOREST

NATIONAL

CLARK

LEWIS AND

RESUME PROJECT

BROKEN ARROW RD

W

IL

L O

W C

R E E

K

MERINO RD

STARLIGHT RD

SKULL BUTTE RD

L E

H

IG

H R

D

R U

N N

IN

G W

O

LF R

D

B

S T

A G

E C

O A

C H

R D

S A

G E C

R E

E K T

R A I L

COYOTE CREEK

RUNNING WOLF CREEK

D R Y W

O

LF C

R E E K

D R

Y W

O L

F R

D

S U R

PR

IS

E C

R E E K R

D

D R

Y W

O L F C

R E E

K

S U

N C

R E E

K

HOLMES COULEE

C-10

C -0

(a

SUSPEND PROJECT

RESUME PROJECT

SUSPEND PROJECT

RESUME PROJECT

SUSPEND PROJECT

:2

D e c e m b e r

V ic in it y M r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \G e n e r a l

I n f o r m a ti o n

\m t-d m a lm p ln g e n

B

C

C

.d g n

B-06, C-10, & C-08(a) ROADS

VICINITY MAP

PROJECT

NUMBER

A.4MT DAR MALM 2026(1)

STANFORD

WINDHAM

M.P. 0.00

SCHEDULE F

BEGIN C-03 ROAD WORK

N

M.P. 0.00

SCHEDULES E & F

BEGIN C-02 ROAD WORK

M.P. 4.39

SCHEDULES E & F

END C-02 ROAD WORK

B E

N C

H L

A N

D R

D

C-02

G R

A Y

S T

O N

E R

D

S A

G E C

R E E

K

W

IL

LO

W C

REEK

WINDHAM BENCHLAND RD

C-03

L O

U S

E

C

R E

E K

R D

SAGE

CREEK

C O

Y O T E C

R E E K

WILLOW CREEK RD

C A

T C

O U

L E

E R

D

SAGE CREEK RD

M.P. 10.35

SCHEDULE F

END C-03 ROAD WORK

01 1 32

Scale in miles

L O

W E

R S

A G

E C

R E

E K

R D

N WINDHAM RD

LOWER SAGE CREEK RD

PINECREST RD

SUNSET RD

FIELDSTONE RD

B N S F

B N S F

RESUME PROJECT

RESUME PROJECT

SUSPEND PROJECT

END PROJECT

:3

D e c e m b e r

V ic in it y M r p a h ln

\s h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\G e n e r a l

I n f o r m a ti o n \m t-d m a lm p ln g e n C

C

.d g n

C-02 & C-03 ROADS

VICINITY MAP

PROJECT

NUMBER

A.5MT DAR MALM 2026(1)

:4

A

M a y

S u m m a r y

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \S u m m a r y o f Q u a n ti ti e s \B

S h e e ts

\m t-d m a lm p ln q ta b s u m m a r y

.d g n

PROJECT

NUMBER

B.1

MT DAR MALM 2026(1)

:4

M a y

S u m m a r y

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \S u m m a r y o f Q u a n ti ti e s \B

S h e e ts

\m t-d m a lm p ln q ta b s u m m a r y

.d g n

PROJECT

B.2

:4

M a y

S u m m a r y

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \S u m m a r y o f Q u a n ti ti e s \B

S h e e ts

\m t-d m a lm p ln q ta b s u m m a r y

.d g n

PROJECT

B.3

:4

M a y

S u m m a r y

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \S u m m a r y o f Q u a n ti ti e s \B

S h e e ts

\m t-d m a lm p ln q ta b s u m m a r y

.d g n

PROJECT

B.4

:4

M a y

S u m m a r y

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \S u m m a r y o f Q u a n ti ti e s \B

S h e e ts

\m t-d m a lm p ln q ta b s u m m a r y

.d g n

PROJECT

B.5

:4

M a y

S u m m a r y

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \S u m m a r y o f Q u a n ti ti e s \B

S h e e ts

\m t-d m a lm p ln q ta b s u m m a r y

.d g n

PROJECT

B.6

FOOTNOTE:

NOTE:

threatening culvert function. See Sheet C.4 for details.

culverts within horizontal curves where aggregate migration is

Adjust aggregate surface during roadway reconditioning to protect[6]

Road from M.P. 0.00 to M.P. 0.50 and from M.P. 1.40 to 1.60.

Limit ground disturbance to the existing edge of shoulder on B-11[5] feet maximum from the existing centerline of the road.

Limit ground disturbances to within the existing fencelines or 30[4] in areas where existing aggregate surface width exceeds 28'.

remove excess shoulder material according to Section 622

Do not exceed 12' maximum lane width. Where directed, [3]

Taper at a rate of 25:1 or greater between widths.

Adjust to match existing aggregate surface width as approved. [2] a maximum of 8% superelevation as approved.

Superelevate roadway on curves to a minimum of 5% and[1] vegetation on slopes disturbed for check dam installation.

disturbed during culvert repair or replacement. Re-establish

2. Conserve topsoil and re-establish vegetation along all slopes

1. See Sheet D.1 for estimated pay quantities.

max.

1:

Traveled lane Traveled lane max.

1:3

Existing Slope

Existing Slope

4-inch compacted depth calcium chloride

Stabilized aggregate surface course, [1]

5% Crown ± 1/2% [1]5% Crown ± 1/2%

[3] [2]9' min. - 12' max. [3] [2]9' min. - 12' max.

Existing ground li m it s

C n s tr u c ti o n

1' min.

LC

li m n s tr u c ti o n

(4-INCH AGGREGATE WITH 4-INCH AGGREGATE STABILIZATION)

TYPICAL SECTION NO. 1

aggregate surface

Top of existing stabilized

Finished grade

[6]Roadway reconditioning

[5] shoulder (typ.)

Existing edge of

NO SCALE

:0

M a y

U n ti tl d r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \T y p ic a l

S e c ti o n s \m t-d m a lm p ln ty p

.d g n

SHEET 1 of 2

TYPICAL SECTIONS

PROJECT

C.1MT DAR MALM 2026(1)

NO SCALE

NOTE:

vegetation on slopes disturbed for check dam installation.

disturbed during culvert repair or replacement. Re-establish

2. Conserve topsoil and re-establish vegetation along all slopes

1. See Sheet D.1 for estimated pay quantities.

threatening culvert function. See Sheet C.4 for details.

culverts within horizontal curves where aggregate migration is

Adjust aggregate surface during roadway reconditioning to protect[7] on C-02 Road from M.P. 3.22 to M.P. 3.25.

Limit ground disturbance to the existing edge of shoulder[6] of the new imported aggregate layer.

Incorporate calcium chloride to a depth of 4 inches from the top[5] feet maximum from the existing centerline of the road.

Limit ground disturbances to within the existing fencelines or 30[4] in areas where existing aggregate surface width exceeds 26'.

remove excess shoulder material according to Section 622

Do not exceed 12' maximum lane width. Where directed, [3]

Taper at a rate of 25:1 between widths.

Adjust to match existing aggregate surface width as approved. [2] a maximum of 8% superelevation as approved.

Superelevate roadway on curves to a minimum of 5% and[1]

Traveled lane

Existing Slope

Existing Slope

[1]

5% Crown ± 1/2% [1]5% Crown ± 1/2%

[3] [2]9' min. - 12' max. [3] [2]9' min. - 12' max.

Existing ground max.

1:

max.

1:3

2-inch compacted depth calcium chloride (in-place stabilization)

Stabilized aggregate surface course, Traveled lane

[5]4-inch compacted depth

Calcium chloride stabilization, (2-INCH AGGREGATE WITH 4-INCH AGGREGATE STABILIZATION)

TYPICAL SECTION NO. 2

1' min.

Finished grade li m n s tr u c ti

LC

[7]Roadway reconditioning li m n s tr u c ti o n

[6] shoulder (typ.)

Existing edge of aggregate surface

Top of existing stabilized

:0

M a y

U n ti tl r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \T y p ic a l

S e c ti o n s \m t-d m a lm p ln ty p

.d g n

SHEET 2 of 2

TYPICAL SECTIONS

PROJECT

C.2MT DAR MALM 2026(1)

PROFILE

PROFILE

or concrete bridge deck asphalt pavementExisting surfacing section

Match mainline surfacing section

Match mainline

Finished grade

[2]150' min.

[2]150' min.

[1]grade line

Existing road

Finished grade grade line

Existing road surface course

Stabilized aggregate surface course

Stabilized aggregate

[6]

AND THE B-09 ROAD CONCRETE BRIDGE STRUCTURE

TYPICAL CONNECTION AT PAVED ROAD INTERSECTIONS

d e p th s u r f a c in g

B e g in /E n d f u ll

[3]ROAD INTERSECTIONS

TYPICAL CONNECTION AT UNPAVED PUBLIC

Section D for additional work at bridge structure.

Arrow Creek Bridge at M.P. 1.39 of B-09 Road. See[6] surfacing. See Section D for locations.

layer on top of existing bridge structures with aggregate

Do not place new stabilized aggregate surface course[5]

Match existing approach dimensions or as approved.[4] public road intersections.

For use at beginning/end of project routes and for [3] roadways.

structures and existing smooth transition to

Adjust transition length as approved to provide a[2] according to Section 622.

Excavate and dispose of existing gravel surfacing surface course layer down to existing feature grade.

finished grade of new stabilized or imported aggregate intersecting roadway or from the structure. Transition

Excavate existing gravel surfacing from the edge of [1]

Variable

Edge of traveled way

C of approachL

C L

[4]

W

R

TYPICAL MINOR APPROACH ROAD CONNECTION LIMITS

[4

[4

R

L

Roadway aggregate, method 2 method 2

Roadway aggregate, c o n n e c ti o n

E n d o f a p p r o a c h

Length (L)

TYPICAL CONNECTION TO MINOR APPROACH ROAD

Roadway aggregate, method 2

Length (L) = 30' max.

6% max.

LC

grade line

Existing approach way

Edge of traveled

NOTE:

aggregate surface course layers less than 4".

add roadway aggregate to connect to new stabilized aggregate surface course layers of 4" or more. Do not approach roads and turnouts along new stabilized

. Provide roadway aggregate for connection to existing1

PROFILE

Existing aggregate over bridge structure surfacing sect ion

Match mainlineFinished grade

[2] each side Suspend calcium chloride incorporation 150' min.

[1] grade line

Existing road surface course aggregate

Imported

[5]

TYPICAL TREATMENT AT EXISTING BRIDGE STRUCTURES WITH AGGREGATE

PROFILE

Do Not Disturb m a x

:0

M a y

U n ti tl

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \T y p ic a l

S e c ti o n s \m t-d m a lm p ln ty p d e t_

.d g n

SHEET 1 OF 2

TYPICAL DETAILS

PROJECT

C.3MT DAR MALM 2026(1)

feet maximum from the existing centerline of the road.

Limit ground disturbances to within the existing fencelines or 30[5] or as approved.

Provide at or above the minimum cover required by Std. 602-1[4] unsuitable shoulder material according to Section 622 or 623.

before reshaping fill slopes. Remove and dispose of excess or

Reuse existing aggregate material stabilized with calcium chloride[3]

Do not exceed 12' maximum lane width. [2] a maximum of 8% superelevation as approved.

Superelevate roadway on curves to a minimum of 5% and[1] horizontal curve aggregate surface adjustment.

3. Re-establish vegetation on all fill slopes disturbed during orientation.

2. Mirror details as appropriate for curve direction and culvert conditions as approved.

on existing culvert ends. Adjust locations to match field at locations where horizontal curve surfacing has encroached

1. Adjust aggregate surface during roadway reconditioning

Existing Slope

Existing Slope

[1] Superelevation varies

LC

Existing culvert

(1 :4 to 1:

2)

Va rie s

(1:4 to 1:2)

Varies

FOR HORIZONTAL CURVE ENCROACHMENT AT CULVERTS

TYPICAL TREATMENT

Existing ground

[3] over culvert end (typ.)

Existing shoulder migration

(dry method) Turf establishment

(dry method) Turf establishment

Roadway reconditioning

Finished grade li m it s

C o n s tr u c ti o n li m n s tr u c ti o n

[2]9' min. - 12' max.

Traveled lane Traveled lane

[2]9' min. - 12' max.

aggregate surface

Top of existing stabilized

NO SCALE

:0

M a y

U n ti tl e d

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \T y p ic a l

S e c ti o n s \m t-d m a lm p ln ty p d e t_

.d g n

SHEET 2 OF 2

TYPICAL DETAILS

PROJECT

C.4

Replacement embankment for stockpass removal on A-03 Road.

[7]

Contract quantity.

[6] check dams, and horizontal curve encroachment repair.

of disturbance based on pipe repairs and replacements, For re-establishing vegetation at disturbed areas. Areas [5]

5. 100 TON/approach for industrial approaches.

4. 60 TON/approach for US Air Force approaches.

3. 40 TON/approach for public approaches.

2. 10 TON/approach for farm field approaches.

1. 15 TON/approach for private approaches.

Quantities are based on the following:[4] of item 31103-3000 and in-place aggregate.

4" of aggregate surface and on 1.85% by dry weight

Calcium chloride quantities based on stabilizing the top [3]

Quantities are based on 1.89 TON/CUYD.

[2]

See Section C for typical section details.

[1]

:2

S e p te m b e r

U n ti tl

R

P A

H

L N

\S h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\P la n a n d P r o f il e \m t-d m a lm p ln q ta b .d g n

QUANTITIES

TABULATION OF PLAN

PROJECT

D.1MT DAR MALM 2026(1)

U

S P

E N

D P

R O

J E

C T

N

.P

.6

E N

D T

Y P

S

E C

T

IO

N N

O

B E

G

IN

P R

O J E

C T

.P

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

F a rm

F ie ld A p p r.

L T

M .P

.1

F a rm

F ie ld A p p r.

L T

M .P

.8

R e m o v e E x c e s s A g g r e g a te

S tr u c tu r e

E x is ti n g C o n c r e te

B r id g

.3

U S

A ir

F o rc e A p p r.

R

T

M .P

.6

NOTE:

2. See Sheet C.3 for typical roadway connection details.

1. All culverts are existing unless otherwise noted.

FOOTNOTE:

road and bridge ends..

Sections 622 and 623. Ensure positive drainage off the of approach guardrail and on bridge deck according to

Remove excess aggregate that has accumulated in front [1]

M .P

.0

M .P

.0

:2

J a n u a r y

U n ti tl r p a h ln

\s h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\P la n a n d P r o f il e \m t-d m a lm p ln lg

B

.d g n

SCHEDULES A, B, C, D, E, & F

LINE GRAPH

B-09 ROAD

PROJECT

D.2MT DAR MALM 2026(1)

2. See Sheet C.3 for typical roadway connection details.

1. All culverts are existing unless otherwise noted.

P ri v a te

A p p r.

R T

M .P

.6

P u b li c A p p r.

L T

M .P

.9

F a rm

F ie ld A p p r.

R

T

M .P

.4

P ri v a te

A p p r.

R T

M .P

.6

R E

S U

M E

P R

O J E

C T

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

P ri v a te

A p p r.

L T

M .P

.7

P ri v a te

A p p r.

L T

M .P

.8

P ri v a te

A p p r.

R T

M .P

.0

P ri v a te

A p p r.

R T

M .P

.0

P ri v a te

A p p r.

L T

M .P

.3

F a rm

F ie ld A p p r.

R

T

M .P

.5

F a rm

F ie ld A p p r.

R

T

M .P

.6

F a rm

F ie ld A p p r.

R

T

M .P

.7

F a rm

F ie ld A p p r.

L

T

M .P

.1

F a rm

F ie ld A p p r.

R

T

M .P

.9

U S

A ir

F o rc e A p p r.

R

T

M .P

.8

F a rm

F ie ld A p p r.

L

T

M .P

.6

F a rm

F ie ld A p p r.

L

T

M .P

.7

S U

S P

E N

D P

R O

J E

C T

.P

.8

E N

D T

Y P

S

E C

T

IO

N N

O

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

:0 a n u a r y

U n ti tl r p a h ln

\s h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\P la n a n d P r o f il e \m t-d m a lm p ln lg

B

.d g n

SCHEDULES A, B, C, D, E, & F

LINE GRAPH

B-11 ROAD

PROJECT

D.3MT DAR MALM 2026(1)

ri v a te

A p p r.

R T

M .P

.8

P ri v a te

A p p r.

L T

M .P

.1

F a rm

F ie ld A p p r.

R

T

M .P

.2 f o r in c h

P ip e C u lv e r t

(R ip ra p H e a d w a ll

R

T

P la c e d

R ip r a p

C la s

.3

F a rm

F ie ld A p p r.

R

T

M .P

.5

P ri v a te

A p p r.

R T

M .P

.5

P ri v a te

A p p r.

R T

M .P

.8

F a rm

F ie ld A p p r.

R

T

M .P

.0

P ri v a te

A p p r.

R T

M .P

.9

F a rm

F ie ld A p p r.

R

T

M .P

.2

F a rm

F ie ld A p p r.

R

T

M .P

.2

F a rm

F ie ld A p p r.

R

T

M .P

.2

F a rm

F ie ld A p p r.

L T

M .P

.2

P ri v a te

A p p r.

L T

M .P

.2

P ri v a te

A p p r.

R T

M .P

.2

P ri v a te

A p p r.

L T

M .P

.6

F a rm

F ie ld A p p r.

R

T

M .P

.0

F a rm

F ie ld A p p r.

R

T

M .P

.1

P ri v a te

A p p r.

L T

M .P

.3

P ri v a te

A p p r.

R T

M .P

.4

P ri v a te

A p p r.

L T

M .P

.4

P ri v a te

A p p r.

L T

M .P

.4

P ri v a te

A p p r.

R T

M .P

.5

P ri v a te

A p p r.

R T

M .P

.6

F a rm

F ie ld A p p r.

R

T

M .P

.7

P ri v a te

A p p r.

R T

M .P

.8

P ri v a te

A p p r.

L T

M .P

.2

P u b li c A p p r.

L T

M .P

.5

P ri v a te

A p p r.

R T

M .P

.5

P ri v a te

A p p r.

R T

M .P

.6

F a rm

F ie ld A p p r.

R

T

M .P

.8

P ri v a te

A p p r.

R T

M .P

.2

P ri v a te

A p p r.

R T

M .P

.2

In d u s tr ia l

A p p r.

R T

M .P

.7

F a rm

F ie ld A p p r.

R

T

M .P

.9

P ri v a te

A p p r.

R T

M .P

.0

F a rm

F ie ld A p p r.

L T

M .P

.0

F a rm

F ie ld A p p r.

L T

M .P

.1

F a rm

F ie ld A p p r.

R

T

M .P

.1

P ri v a te

A p p r.

R T

M .P

.5

P ri v a te

A p p r.

L T

M .P

.5

P ri v a te

A p p r.

L T

M .P

.6

P ri v a te

A p p r.

L T

M .P

.3

F a rm

F ie ld A p p r.

L T

M .P

.8

P ri v a te

A p p r.

R T

M .P

.8

P ri v a te

A p p r.

R T

M .P

.9

F a rm

F ie ld A p p r.

R

T

M .P

.5

P ri v a te

A p p r.

R T

M .P

.3

P ri v a te

A p p r.

L T

M .P

.6

P ip e C u lv e r t

R e p la c e w it h in c h

C M

P A rc h

F e e t

S p a n

F e e t

R is e

R e m o v e P ip e C u lv e r t

M .P

.3

P ri v a te

A p p r.

L T

M .P

.6

R E

S U

M E

P R

O J E

C T

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

C le a n C u lv e r t i n P la c e

M .P

.7 in c h

P ip e C u lv e r t

C le a n

C u lv e r t i n

P la c e

M .P

.2 in c h

P ip e C u lv e r t

R e p la c e w it h

M .P

.5 in c h

P ip e C u lv e r t

R e p la c e w it h

M .P

.2

D o N o t

D is tu rb w it h A g g r e g a te

E x is ti n g B r id g e S tr u c tu r e

M .P

.6

NOTE:

2. See Sheet C.3 for typical roadway connection details.

1. All culverts are existing unless otherwise noted.

D o N o t

D is tu rb

-i n c h x

-i n c h

C M

P A rc h

M .P

.2

B

R o a d

P u b li c A p p r.

R T

M .P

.7

F a rm

F ie ld A p p r.

L T

M .P

.9

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

:1 e p te m b e r

U n ti tl

R

P A

H

L N

\S h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\P la n a n d P r o f il e \m t-d m a lm p ln lg

A

.d g n

SHEET 1 OF 2

SCHEDULES A, B, C, D, E, & F

LINE GRAPH

A-03 ROAD

PROJECT

D.4MT DAR MALM 2026(1)

S P

E N

D P

R O

J E

C T

.P

.5

E N

D T

Y P

S

E C

T

IO

N N

O

NOTE:

1. All culverts are existing unless otherwise noted.

A ir

F o rc e A p p r.

L

T

M .P

.5

M .P

.0

:4

D e c e m b e r

U n ti tl

R

P A

H

L N

\S h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\P la n a n d P r o f il e \m t-d m a lm p ln lg

A

.d g n

SHEET 2 OF 2

SCHEDULES A, B, C, D, E, & F

LINE GRAPH

A-03 ROAD

PROJECT

D.5MT DAR MALM 2026(1)

F rm

F ie ld A p p r.

L

T

M .P

.7

P u b li c A p p r.

R T

M .P

.9

F a rm

F ie ld A p p r.

L

T

M .P

.9

P ri v a te

A p p r.

R T

M .P

.5

F a rm

F ie ld A p p r.

L

T

M .P

.8

P ri v a te

A p p r.

R T

M .P

.0

F a rm

F ie ld A p p r.

L

T

M .P

.2

P ri v a te

A p p r.

L T

M .P

.0

F a rm

F ie ld A p p r.

R

T

M .P

.3

P ri v a te

A p p r.

R T

M .P

.4

P ri v a te

A p p r.

R T

M .P

.5

F a rm

F ie ld A p p r.

R

T

M .P

.6

F a rm

F ie ld A p p r.

L T

M .P

.9

F a rm

F ie ld A p p r.

L T

M .P

.9

P ri v a te

A p p r.

R T

M .P

.5

U S

A ir

F o rc e A p p r.

R

T

M .P

.9

S U

S P

E N

D P

R O

J E

C T

°M

.P .9

E N

D T

Y P

S

E C

T

IO

N N

O

R E

S U

M E

P R

O J E

C T

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

C le a n

C u lv e rt i n

P la c e L

T

M .P

.2

NOTE:

2. See Sheet C.3 for typical roadway connection details.

1. All culverts are existing unless otherwise noted.

FOOTNOTE:

grades. Adjust in field as approved.

See Sheet E.2 for Check Dam placement along ditch[2] outlet pipe as approved.

the outlet pipe. Clean screen and remove debris from

Underdrain system within ditch LT with debris clogging [1]

F a rm

F ie ld A p p r.

L T

M .P

.9

C le a n C u lv e r t in P la c e

M .P

.7

B e g in C h e c k

D a m s R

T

M .P

.7

E n d C h e c k D a m s R

T

M .P

.9

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

:4

D e c e m b e r

U n ti tl r p a h ln

\s h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\P la n a n d P r o f il e \m t-d m a lm p ln lg

B

.d g n

SCHEDULE B, C, D, E, & F

LINE GRAPH

B-10 ROAD

PROJECT

D.6MT DAR MALM 2026(1)

1. All culverts are existing unless otherwise noted.

I n c lu d e s o f E x te n s io n R

T

I n c h

C M

P C u lv e r t

R e p a ir

D r a in a g e S tr u c tu r e

M P

.7

S U

S P

E N

D P

R O

J E

C T

.P

.7

E N

D T

Y P

S

E C

T

IO

N N

O

R E

S U

M E

P R

O J E

C T

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

FOOTNOTE:

For information only. Adjust in field as approved. [1]

D o N o t

D is tu rb

U n d e rg ro u n d O il P ip e li n e

M .P

.7

D o N o t

D is tu rb

U n d e rg ro u n d O il P ip e li n e

M .P

.7

M P

.0

M P

.0

M P

.0

:5

D e c e m b e r

U n ti tl r p a h ln

\s h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\P la n a n d P r o f il e \m t-d m a lm p ln lg

B

.d g n

SCHEDULES C, D, E, & F

LINE GRAPH

B-06 ROAD

PROJECT

D.7MT DAR MALM 2026(1)

S P

E N

D P

R O

J E

C T

M .P

.7

E N

D T

Y P

S

E C

T

IO

N N

O

2. See Sheet C.3 for typical roadway connection details.

1. All culverts are existing unless otherwise noted.

NOTE:

R E

S U

M E

P R

O J E

C T

M .P

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

D o N o t

D is tu rb

U n d e rg ro u n d O il P ip e li n e

M .P

.8

D o N o t

D is tu rb

U n d e rg ro u n d O il P ip e li n e

M .P

.8

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

:3

M a y

U n ti tl

R

P A

H

L N

\S h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\P la n a n d P r o f il e \m t-d m a lm p ln lg

C

.d g n

SCHEDULES C, D, E, & F

LINE GRAPH

C-10 ROAD

PROJECT

D.8MT DAR MALM 2026(1)

1. All culverts are existing unless otherwise noted.

S U

S P

E N

D P

R O

J E

C T

M .P

.8

E N

D T

Y P

S

E C

T

IO

N N

O

R E

S U

M E

P R

O J E

C T

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

C le a n

C u lv e r t i n

P la c e

M .P

.4

I n c lu d e s o f E x te n s io n L

T

C M

P A

C u lv e rt in c h

E q u iv a le n t

D ia m e te r

S tr u c tu r

R p a ir

D r a in a g e M

.P

.7

I n c lu d e s o f E x te n s io n L

T in c h

C M

P C u lv e r t

S tr u c tu r e

R e p a ir

D r a in a g e M

.P

.4

For information only. Adjust in field as approved. [1]

I n c lu d e s o f R e p la c e m e n t L

T in c h

C M

P C u lv e r t

S tr u c tu r e

R e p a ir

D r a in a g e M

.P

.4

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

:5

D e c e m b e r

U n ti tl r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \P la n a n d P r o f il e \m t-d m a lm p ln lg

C

.d g n

SCHEDULES D, E, & F

LINE GRAPH

C-08(a) ROAD

PROJECT

D.9MT DAR MALM 2026(1)

1. All culverts are existing unless otherwise noted.

S U

S P

E N

D P

R O

J E

C T

°M

.P .3

E N

D T

Y P

S

E C

T

IO

N N

O

R E

S U

M E

P R

O J E

C T

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

D o N o t

D is tu rb w it h A g g r e g a te

E x is ti n g B r id g e S tr u c tu r e

M .P

.2

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

:1 a n u a r y

U n ti tl r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \P la n a n d P r o f il e \m t-d m a lm p ln lg

C

.d g n

SCHEDULES E & F

LINE GRAPH

C-02 ROAD

PROJECT

D.10MT DAR MALM 2026(1)

1. All culverts are existing unless otherwise noted.

R E

S U

M E

P R

O J E

C T

.0

B E

G

IN

T Y

P S

E C

T

IO

N N

O

C le a n

C u lv e r t i n

P la c e

M .P

.3

C le a n

C u lv e r t i n

P la c e

M .P

.8

C le a n

C u lv e r t i n

P la c e

M .P

.4

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

M .P

.0

:0

D e c e m b e r

U n ti tl r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \P la n a n d P r o f il e \m t-d m a lm p ln lg

C

.d g n

SHEET 1 OF 2

SCHEDULE F

LINE GRAPH

C-03 ROAD

PROJECT

D.11MT DAR MALM 2026(1)

1. All culverts are existing unless otherwise noted.

E N

D P

R O

J E

C T

.P

.3

E N

D T

Y P

S

E C

T

IO

N N

O

D o N o t

D is tu rb

U n d e rg ro u n d O il P ip e li n e

M .P

.9

M .P

.0

M .P

.0

:0

D e c e m b e r

U n ti tl r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \P la n a n d P r o f il e \m t-d m a lm p ln lg

C

.d g n

SHEET 2 OF 2

SCHEDULE F

LINE GRAPH

C-03 ROAD

PROJECT

D.12MT DAR MALM 2026(1)

FIBER ROLL PLACEMENT

TYPICAL

FOOTNOTE:

See Sheet E.2 for typical installation details.

For stabilizing roadside ditches along steep vertical grades.[4] field conditions at the time of construction.

Install erosion control devices as approved based on

For information only. Based on May 2025 runoff conditions.[3] culverts with standing or flowing water.

Ensure fiber rolls extend across any ditches intersecting with[2] as shown. See Sheet E.3 for typical installation details.

Place fiber rolls around culverts with standing or flowing water[1]

Flowing Drainage

F lo w in g D ra in a g e

[2] [1]fiber roll erosion control, Install soil

[2] [1] fiber roll erosion control, Install soil

In-place drainage structure

NO SCALE

:3 a n u a r y

U n ti tl r p a h ln

\s h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\E r o s io n C o n tr o l\ m t-d m a lm p ln e c .d g n

EROSION CONTROL PLAN

PROJECT

E.1MT DAR MALM 2026(1)

Ponded water

Rolled erosion control productRolled erosion control product

Rolled erosion control product

Filter rock

Filter rockFilter rock

NO SCALE

NOTE:

conditions.

Adjust check dam spacing based on site-specific

Install check dams in ditches perpendicular to the flowline.

installation.

Repair all rills or gullies and properly compact prior to

3.

2.

1.

ROLLED EROSION CONTROL PRODUCT

FILTER ROCK CHECK DAM WITH

PROFILE VIEW

V-DITCH

CROSS SECTION

FLAT-BOTTOM DITCH

CROSS SECTION

(See Note 3)

CHECK DAM SPACING

FILTER ROCK

Check Dam spacing (S)

Ditch Gr ade (G)

:2 ty p m in m in

"6

(G)

GRADE

DITCH

SPACING (S)

MAX. CHECK DAM

≥10%

8% and 9%

7%

(FT)

EROSION CONTROL PRODUCT

CHECK DAM WITH ROLLED

157-16W

FP-24, FP-14

7/2016

WFL STANDARD

:4 a n u a ry

S td W

-1

R P

A -H

L N

-0

\S h a re d \h ig h w a y s \F

H W

A \2 m td

-m a lm

-1

D

A R

\D G

N \E ro s io n C o n tr o l\ m t-d

-m a lm p ln e c

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

E.2 length requirements culverts table for

See Fiber rolls at around culvert outlet

Install fiber rolls end section with flared

Culvert outlet uphill side of fiber roll

Place excavated material on

Fill slope on uphill side of fiber roll

Place excavated material Wood stakes

Fiber roll

Slope

Fill or cut slope uphill side of fiber roll

Place excavated material on

Fiber roll roll 2" min.

Trench fiber

Stagger joints (typ.)

along contours

Install fiber rolls flared end section

Culvert inlet with table for length requirements

See Fiber rolls at culverts around culvert inlet

Install fiber rolls

See note 6 control runoff culvert as needed to

Install fiber rolls below

Fiber roll

A A

151V:2H and steeper

30Between 1V:3H and 1V:2H

45Between 1V:4H and 1V:3H

601V:4H or flatter spacing (ft)

Fiber Roll Maximum �9" Slope Gradient

FIBER ROLL SPACING TABLE*

site-specific conditions.

*Approximate spacing shown. Adjust spacing as needed due to specific conditions.

Adjust length as needed due to site-across the top of the culvert inlet only.

*Approximate length shown for rolls

3054" or larger

2030" to 48"

1024" or smaller

Fiber Roll length (ft)�9" Culvert Size

FIBER ROLL AT CULVERTS*

NO SCALE

AT CULVERT OUTLET

FIBER ROLL

AT CULVERT INLET

FIBER ROLL

FIBER ROLL JOINT DETAIL

FIBER ROLL LAPPING DETAIL

FIBER ROLL SLOPE LAYOUT

INSTALLATION DETAIL

FIBER ROLL AS PERIMETER CONTROL STAKE DETAIL

SECTION A-A

Flow m in .Trench 2" min.

L im it C le a ri g ta k e

S lo

Flow

D irection of ru n off

Pay lim its

Pay lim its ove rlap12" mi n.

m in

Flow

Trench 2" min.

Flow

Flow

See fiber roll spacing table Flow

Se e n ote

Se e n ote culvert is crossing the disturbance.

on both the road and around the culvert and all water entering the

6. Place fiber rolls all the way around the inlet when the disturbance is water is forced to flow through fiber roll rather than under it.

Tamp soil backfill against upstream side of fiber roll to ensure storm Place fiber rolls in continuous contact with trench bottom and sides.

5. For fiber rolls on bare soil, construct trenches parallel to the contour.

stakes 2 inches above top of fiber roll.

4. Drive stakes into undisturbed soil at least 12 inches deep. Expose max. at culverts. Stake fiber rolls 6 inches from each end.

stakes. Space stakes 4-foot o.c. max. on slopes and 2-foot o.c.

3. Stake fiber rolls in place with 1-inch x 1-inch or 1-inch Ø wood level.

fiber roll, do not allow the fiber roll to vary more than 5% from

2. Install fiber rolls along slope contours. For any 20-foot section of

1. Repair all rills and gullies and properly compact before installation.

NOTE:

:5

D e c e m b e r

D e t

C

-5 rp a -h ln -0

\s h a re d

\h ig h w a y s \F

H W

A \2 m td

-m a lm

-1

D

A R

\D G

N \E ro s io n C o n tr o l\ m t-d

-m a lm p ln e c

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USEFIBER ROLL

C157-55

DRAFT: 06/2024

CFLHD DETAIL

PROJECT

E.3MT DAR MALM 2026(1)

:2

M a y

F

.1

R

P A

H

L N

\S h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\D r a in a g e \m t-d m a lm p ln h y q ty

.d g n

PROJECT

F.1MT DAR MALM 2026(1)

FOOTNOTE:

1.

Slope to match roadway embankment.[1]

See Sheet F.1 for estimated pay quantities.

24" standard, 12" if headwall extends to subgrade.[2]

602-3 for new pipe installations.

pipes or minimum pipe spacing as shown on Standard

Existing spacing for headwall installations at existing [3]

A

A

ELEVATION - DOUBLE PIPE

D or S D or S

D o r R

V a r ia b le

[3]X [4]W [4]W class 2 (riprap headwall)

Placed riprap, ½ diameter, ½ span, or 24" minimum.[4]

A

A

ELEVATION - SINGLE PIPE

V a r ia

[4]W [4]W class 2 (riprap headwall)

Placed riprap, D or S

D o r R

W = Width

S = Span

R = Rise

D = Diameter

Abbreviations:

CLASS 2 RIPRAP HEADWALL DETAILS

SECTION A-A

Pipe culvert

V a r ia non-woven

Geotextile filter, class 1, [1] class 2 (riprap headwall)

Placed riprap, Pipe culvert

:4 a n u a r y

U n ti tl

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \D r a in a g e \m t-d m a lm p ln h y

.d g n

DETAILS

RIPRAP STABILIZATION

PROJECT

F.2

COVER

MINIMUM

DIAMETER

VALENT

EQUI-

RADIUS

CORNER

MINIMUM

COVER

MINIMUM

COVER

MINIMUM

COVER

MINIMUM

DIAMETER

VALENT

EQUI-

RADIUS

CORNER

MINIMUM

142 x 91

137 x 87

128 x 83

117 x 79

112 x 75

103 x 71

95 x 67

87 x 63

83 x 57

81 x 59

77 x 52

73 x 55

71 x 47

66 x 51

64 x 43

60 x 46

57 x 38

49 x 33

42 x 29

35 x 24

28 x 20

24 x 18

21 x 15

17 x 13

MAXIMUM FILL HEIGHT ABOVE TOP OF PIPE (FEET) MAXIMUM FILL HEIGHT ABOVE TOP OF PIPE (FEET)

MAXIMUM FILL HEIGHT ABOVE TOP OF PIPE (FEET) MAXIMUM FILL HEIGHT ABOVE TOP OF PIPE (FEET)

INCHES INCHES

0.064/160.079/140.109/120.138/10 0.168/8 0.064/160.079/140.109/120.138/10 0.168/8 0.064/160.079/140.109/120.138/10 0.168/8

INCHES INCHES INCHES INCHES

0.060/160.075/140.105/120.135/10 0.164/8 0.060/160.075/140.105/120.135/10 0.164/8

INCHES INCHES

0.064/160.079/140.109/120.138/10 0.168/8 0.079/140.109/120.138/10 0.168/8 0.079/140.109/120.138/10 0.168/8 0.060/160.075/140.105/120.135/100.060/160.075/140.105/120.135/10

INCHESINCHES INCHES INCHES

NO SCALE

NOTE:

of camber or increase the pipe culvert gradient.

elevation of the inlet invert, reduce the amount parabolic curve as designed exceeds the curve. If the midpoint elevation on the pipe length. Develop camber on a parabolic inverts an ordinate amount equal to 1% of the from a chord through the inlet and outlet

When directed, camber pipe culverts upward

4.

3.

2.

1.

culvert to the top of the pavement.

maximum fill height from the top of the pipe

For all roadway surface types, measure pipe culvert to the top of the pavement.

measure minimum cover from the top of the roadway subgrade. For rigid pavements, top of the pipe culvert to the bottom of the roadways, measure minimum cover from the

For flexible pavement and aggregate surface corrugation pipe.

Obtain approval before furnishing annular of helical lockseam and welded seam pipe.

corrugations are more restrictive than those

Fill heights for culvert pipe with annular lockseam and welded seam pipe only.

The fill heights in the table are for helical special analysis by the CO.

METAL ROUND PIPE CULVERT

FILL HEIGHT AND METAL THICKNESS TABLE FOR HELICAL LOCKSEAM AND WELDED SEAM PIPE CULVERT

METAL PIPE ARCH CULVERT

FILL HEIGHT AND METAL THICKNESS TABLE FOR HELICAL LOCKSEAM AND WELDED SEAM PIPE CULVERT

Fill heights exceeding 100 feet require

STEEL ALUMINUM

DIAMETER

SIZE

PIPE

SPAN x RISE

SIZE

PIPE ARCH

ALUMINUMSTEEL

DIAMETER

SIZE

PIPE

SPAN x RISE

SIZE

PIPE ARCH

" CORRUGATIONS2

" x 3

2 3" x 1" CORRUGATIONS 5" x 1" CORRUGATIONS

METAL THICKNESS (INCH/GAGE) METAL THICKNESS (INCH/GAGE)

" CORRUGATIONS2

" x 3

2 3" x 1" CORRUGATIONS

" CORRUGATIONS2

" x 3

METAL THICKNESS (INCH/GAGE)

3" x 1" CORRUGATIONS 5" x 1" CORRUGATIONS " CORRUGATIONS2

" x 3

2 3" x 1" CORRUGATIONS

METAL THICKNESS (INCH/GAGE)

3.5

103 x 71

95 x 67

87 x 63

81 x 59

73 x 55

66 x 51

64 x 43

60 x 46

57 x 38

49 x 33

42 x 29

35 x 24

28 x 20

24 x 18

21 x 15

17 x 13

3.5

METAL PIPE CULVERT

602-1

8/2024

FLH STANDARD

:1 a n u a r y

S td r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \D r a in a g e \m t-d m a lm p ln h y

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

F.3MT DAR MALM 2026(1)

Band Band

Band Band

Band BoltsBolts corrugation in pipe end with second annular around band meshes

Continuous corrugation heel and toe of angle of corrugation at fillet weld at crest

Rivet, spot weld, or

Pipe Pipe

Pipe

Band

BandBand

Bolts Bolts

Angle Angle strap connector

Bolt, bar andof corrugation at heel and toe of angle

Rivet, spot weld, or fillet weld at crest

Wedge

NO SCALE

NOTE:

1.

used.

Bridges, Division II Section 26 may be

Standard specifications for Highway joint performance criteria of AASHTO fastening devices that comply with the

Other types of coupling bands or

W

SMOOTH SLEEVE BAND FLAT BAND

ANNULAR BAND HELICAL BAND

SEMI-CORRUGATED BAND

STANDARD BAND CONNECTIONS

SLEEVE JOINT

SIDE VIEW SIDE VIEW

END VIEWEND VIEW

Band Angle

Bar & Strap

Oval Lug

Integral Flange Wedge and Strap

END VIEW

SIDE VIEW

W W W

Stab type joint

Smoother sleeve with center stop.

[1]

COUPLING BANDS FOR METAL PIPE CULVERT

the connecting pipe. Provide coupling bands not more than 3 nominal sheet thicknesses

Fabricate annular, helical and semi-corrugated type coupling bands from the same metal as

Use annular corrugated bands with pipes having annular corrugations or with helical pipe dimension of the end corrugation in the pipe.

For helically corrugated pipe with rerolled ends, the nominal corrugations size refers to the corrugations on rerolled pipe ends.

Use helical corrugated bands with pipes having helically corrugated ends.

[1]

[2]

"2

" × 3

The minimum band widths shown for 3" × 1" and 5" × 1" corrugated sizes apply to 2 or 0.036 inch for aluminum, or a plastic with an equivalent strength to metal.

Use a matching metal having a nominal thickness of not less than 0.040 inch for steel, Smooth sleeve-type couplers and flat bands may be used for pipe diameters of 12" or less.

steel or 0.048 inch for aluminum. Fasten coupling bands with the following diameter of bolt:

thinner than the thickness of the pipe to be connected, and no thinner than 0.052 inch for

" for 18" round culvert (21" × 15" pipe arch) or less8

" for 21" round culvert (24" × 18" pipe arch) or more2 rerolled with 3" × 1" pipe corrugations.

having rerolled end to form annular corrugations. A 10.5 inch band is acceptable on

" corrugations. A 12 inch band is acceptable on pipe ends 2

" × 3 pipe ends rerolled with 2 diameter, required above 42" diameter

Second angle connection optional to 42" diameter, required above 42" diameter

Second angle connection optional to 42"

DIAMETER

ROUND PIPE

SPAN × RISE

PIPE ARCHCORRUGATION

CORRUGATED

ANNULAR

CORRUGATED

HELICALLY

CORRUGATED

SEMI-

BANDS

[4]

BANDS

BANDS

SIZE

underline

INCHESINCHESINCHES

87 × 64 to 142 × 91

60 × 46 to 81 × 59

87 × 64 to 142 × 91

60 × 46 to 81 × 59

49 × 33 to 83 × 57

17 × 13 to 42 × 29

78 to 144

36 to 72

78 to 144

36 to 72

78 to 84

42 to 72

12 to 36

10.5

10.5

10.5

10.5

10.5

10.5

10.5

MINIMUM BAND WIDTH (INCHES)

× 2

× 3

3 × 1

5 × 1

COUPLING BAND

METAL PIPE CULVERT

602-2

1/2024

:1 a n u a r y

S td r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \D r a in a g e \m t-d m a lm p ln h y

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

F.4MT DAR MALM 2026(1)

Roadway embankment Roadway embankment

Natural ground

Natural ground Natural ground

Roadway embankment

Roadway excavation

Natural ground

H H

H H

H H

H

H

H

H

Finished subgrade Finished subgrade

Natural ground

Finished subgrade before trench excavation embankment height

Finished subgrade or

Original natural ground surface

Finished subgrade

Roadway embankment

Roadway embankment

Finished subgrade trench excavations depth table

See bedding excavation in trench

HH

H

Half diameter or whichever is less

(see table)

Minimum spacing or Span

Diameter or Span

Diameter section

Metal endMetal end section or 36" (max.) for embankment installations

> 54"

12" to 54"

6"

4"

18" (min.)

* Reduce to 18" for

UP to 48"

48" and UP

24" span or 36", 18" ±

18" ±18"±

(min.)

6"

(min.)

6"

12" (min.), 24" (max.)

"/foot of cover,2 minimum

1'-0"

2H or 12' (max.)

2H or 12' (max.) 2H or 12' (max.) 2H or 12' (max.) 2H or 12' (max.)

2H or 12' (max.)2H or 12' (max.)

2H or 12' (max.) 2H or 12' (max.)

When directed, camber pipe culverts upward from a chord through the inlet and outlet inverts an ordinate amount equal to 1% of the pipe length. Develop camber on a parabolic curve. If the midpoint elevation on the parabolic curve as designed exceeds the elevation of the inlet invert, reduce the amount of camber or increase the pipe culvert gradient.

H equals the diameter of all round pipe culverts or the rise dimension of all pipe arch culverts.

See Section 704 for bedding and backfill requirements.

1.

2.

3.

Construct piping plug of impermeable backfill material at the pipe culvert inlet where granular material is used for backfill. Width may be adjusted to tie into impervious material.

MULTIPLE PIPE INSTALLATION

PIPING PLUG

BELOW NATURAL GROUND OR

TRENCH EXCAVATION IN EMBANKMENT

ON UNSTABLE MATERIAL

ABOVE AND BELOW

NATURAL GROUND

ON NATURAL GROUND

ABOVE NATURAL GROUND

ON UNYIELDING MATERIAL

PIPE BEDDING

ELEVATION

SECTION A-A

LEGEND:

Bedding material (uncompacted)

Impermeable backfill material.

BEDDING DEPTH

MINIMUM SPACING

Toe plate Toe plate

H

Width

H H

Pipe culvert

Embankment slope

High water elevation treatment

Culvert end

Piping plug

A

A

Embankment material placed in layers

Compacted backfill material placed in layers not backfill according to Section 614.

compact in layers not over compressible material. Lightly and replace with selected fine

Remove unyielding material fill material properly compacted with approved granular foundation firm bearing soil and replace

Remove unstable material to

Bedding

Bedding

Bedding

Bedding

NO SCALE

NOTE:

not exceeding 6" compacted depth.

exceeding 6" compacted depth; or flowable

6" in uncompacted depth.

2'-0" ±

1'-0" ±

SPACING

DIAMETER

or SPAN

PIPE SIZE (H) DEPTH

PIPE CULVERT BEDDING

METAL AND PLASTIC

602-3

FP-24

:2 a n u a r y

S td r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \D r a in a g e \m t-d m a lm p ln h y

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

F.5MT DAR MALM 2026(1)

r m a l d it c h l in e

S u b g r a d e s h o u ld e r

Pipe culvert

E n d o f p ip e

FLOW

Flat b ottom di tch a t culv ert in let

FLOW

Tape r at 1

0:1 r atio

Taper a t 10:1 ratio

FLOW

2D or

FLOW

Taper at 10

:1 rat io

2D or

N o r m a l d it c h l in e subgrade elevation

Maximum 2D or

S u b g r a d e s h o u ld e r o r e n d s e c ti o n

E n d o f p ip e b e v e l

Flat b ottom ditc h at c ulvert inlet section

End

Original ground in mountainous terrain flat terrain. Taper at 5:1

Taper at 10:1 in rolling or 5:1 in mountainous terrain.

or flat terrain. Taper at

Taper at 10:1 in rolling

Normal ditch line

Pipe culvert

Original ground cut slope

Normal

(See table)

Ditch widening

Subgrade shoulder Normal ditch lineSubgrade shoulder

Pavement surface

Berm

Pavement surface

Subgrade

End section

Berm pipe as staked

Slope at ditch at end section

Flow line of pipe as staked

Slope at cut slope

Normal

D in lieu of 45° pipe elbow

30° pipe elbows may be required

At skewed pipe locations, 22.5° or

Standard 45° pipe elbow.

slope

1:3 max ditch line

Normal maximum slope

1:1.5

Cut Slope slope

1:3 max maximum slope

1:1.5

Cut Slope

D ditch line

Normal

Subgrade

30"

24"

18"

7'

6'

5'

1'

1'

B e rm

D

B e rm

D

(min.)

4' d ip a t c e n te r

(Min.)

4' dimension of all pipe arch culverts.

D equals the diameter of all round pipe or the rise 1.

TYPE II

TYPE I

SECTION B-B

SECTION A-A

DITCH WIDENING

A

A

B

B

PLAN PLAN

NOTE:

NO SCALE

PIPE SIZE (D) WIDENING

TREATMENT IN CUT SLOPES

PIPE CULVERT INLET

602-6

:1 a n u a r y

S td

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \D r a in a g e \m t-d m a lm p ln h y

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

F.6MT DAR MALM 2026(1)

noted. Install fencing only where directed.

Fencing may not be required for full milepost range sites. Place fencing at the edge of existing shoulders.

For use to prevent construction impacts to sensitive [9] stabilization work.

roadway reconditioning, or aggregate

Estimated based on days with active drainage, A-03 Road may be fully closed (see Sheets G.2 - G.3).

temporary road or lane closures on each road. Only stimated duration of construction activities requiring E [8] requiring a traffic control supervisor on each road.

stimated total duration of construction activities E [7]

See Sheet G.4 for sign design details.

[6]

NOTE:

2. Install all construction signs according to Standard 635-14.

features and personnel to complete approved temporary traffic control plan.

1. Informational quantities shown for estimating purposes only. Provide necessary temporary traffic control on either side of material source entrance roads.

nstall TRUCK CROSSING (W8-6) signs 500 feet I [5] lane closure traffic control for each road.

ee estimated days with temporary road or S [4] control for each road.

ee estimated total days with active traffic S [3] control requirements of an A-03 Road closure.

ee Sheets G.2 - G.3 for the limits and trafficS [2] active work zones on up to 3 roads at a time.

requirements. Items estimated based on multiple ee Sheets G.5 - G.8 for temporary traffic control S [1]

:4

M a y

U n ti tl

R

P A

H

L N

\S h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \T e m p o r a r y

T r a f f ic

C o n tr o l\ m t-d m a lm p ln tt c q ty

.d g n

TRAFFIC CONTROL QUANTITIES

TABULATION OF TEMPORARY

PROJECT

G.1MT DAR MALM 2026(1)

Spion

Kop

N

1 0.5 0 1 2

SCALE IN MILES

SOUTH PEAK RD

BRAUN CREEK RD

S P E

N C

E R R

D

G E

R A

L D

IN

E R

D BRAUN CREEK

DAVIS CREEK

ROSE CREEK

ARROW CREEK

LO

N E T

R E E C

R E E K

D

IP

P

IN

G V

A T C

R E

E K

CASCADE CO.

JUDITH BASIN CO.

DAVIS CREEK

MARTIN CREEK

FALL CREEK

H A

Y C

R E E

K

CORA CREEK

A-03

U P P E

R H I G

H W

O O

D C

R E

E K R

D

WILLIAMS CREEK RD

E A

G L E R

O C

K R

D

SPENCER RD

B -0

B

-1

B -1

PEAK

SOUTH

FOREST

NATIONAL

CLARK

LEWIS AND

SOUTH PEAK RD

CLOSED

X MILES AHEAD

USE ALT ROUTE

13 M4-8P

14 M4-8a

16 M4-9L

15 M4-9R

16 M4-9L

14 M4-8a

[2] M4-9La

15 M4-9R R11-3a19

[1]road closure signing

Type 3 barricades and

Begin road closure, M.P. 2.40

[1]road closure signing

Type 3 barricades and

End road closure, M.P. 3.63

FOOTNOTE:

See Sheet G.4 for sign details.[2]

See Sheet G.3 for type 3 barricade and road closure details.[1]

A-03

LOCAL TRAFFIC ONLY

ROAD CLOSED

2 MILES AHEAD

S O

U T

H P

E A

K R

D

C L

O S

E D

X M

IL

E

S A

H E

A D

U S

E A

L T

R O

U T

E

Ref-122

CMP arch)

7 feet rise

(5 feet span, pipe culvert

Removal of

M.P. 3.30

SOUTH PEAK RD

CLOSED

X MILES AHEAD

USE ALT ROUTE

[2] M4-9La

G e y s e r

M il e

G e ra ld in e

M il e s t o

To Geyser

DETOUR

T o

G e y se r

D E

T O

U R

15 M4-9R

DETOUR

END

DETOUR

DETOUR

D E

T O

U R

D E

T O

U R

DETOUR

E N

D

D E

T O

U R

DETOUR

:3

F e b r u a r y

U n ti tl

R

P A

H

L N

\S h a r e d \h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D

G N

\T e m p o r a r y T r a f f ic

C o n tr o l\ m t-d m a lm p ln tt c d e t_

.d g n

SCHEDULES A, B, C, D, E & F

DETOUR PLAN

A-03 ROAD

PROJECT

G.2

Traffic flow

WORK SPACE

VARIABLE500 ft

W20-3

NOTE:

FOOTNOTE:

500 ft

W20-3

500 FT

ROAD

CLOSED ROAD

CLOSED1000 FT

ROAD

CLOSED

20 21 1.

nearest driving lane sign(s) over barricade

Mount supplemental

(typ.), see Detail A

Type 3 barricade

DETAIL A

TYPE 3 BARRICADE

8'

[1]ROAD CLOSURE SIGNING DETAIL

18 R11-2 type C (typ.)

Warning light sign installation.

to fit field conditions as approved. Obtain approval before

Final location and spacing of signs and devices may be changed road closure locations.

Ensure adequate room for vehicle turnaround is available at similar to those depicted for the opposite direction of travel.

Signs are shown for one direction of travel only. Place devices[1]

NO SCALE

:1

M a y

U n ti tl r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \T e m p o r a r y

T r a f f ic

C o n tr o l\ m t-d m a lm p ln tt c d e t_

.d g n

SIGNING DETAIL

ROAD CLOSURE

PROJECT

G.3

36"

30"

7"

4"

8"

5" D

"8

5" D

4"

"8

NOTE:

background.

2. Sign colors are black legend and border on orange of the MUTCD.

1. Ensure all signing conforms with the current edition

[1]

22 Ref-1

FOOTNOTE:

as approved.

Determine mileage in field based on final sign locations[1]

17 M4-9La

NO SCALE

60"

42"

4"

6" C

"6

"6

4"

6" C

4"

6" C

6" CTo Geyser

DETOUR

"8

"8

"2

4-

9"9"

"2

11- 12"

"8

"8

:1

M a y

U n ti tl r p a h ln

\s h a r e d

\h ig h w a y s \F

H W

A \2 m td m a lm

D

A R

\D G

N \T e m p o r a r y

T r a f f ic

C o n tr o l\ m t-d m a lm p ln tt c d e t_

.d g n

DETOUR SIGN DETAILS

PROJECT

G.4

ROAD WORK

END

WORK

ROAD

AHEAD

ROAD NAME

WORK

ROAD

AHEAD

ROAD WORK

END

WORK

ROAD

xxxxx

WORK

ROAD

xxxxxxx

ROAD WORK

NEXT xx MILES

WORK