ida-fs-sc-multi1_Plan.pdf

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Attached to
ID FLAP FS SC MULTI(1), Custer Motorway Stabilization Project Federal contract opportunity
Solicitation number
69056725R000008
Issued by
Department of Transportation Federal Highway Administration

About this file

This document is a detailed engineering plan set for the Custer Motorway Stabilization Project (ID FLAP FS SC MULTI(1)) located in the Salmon-Challis National Forest, Idaho. The project involves roadway stabilization across two main sites, with specific work including reinforced soil slope construction, bank stabilization, environmental design elements, and temporary traffic control. The project encompasses approximately 0.14 miles of roadway, with work focused on slope reinforcement, riprap placement, topsoil management, and environmental restoration using techniques like log barriers, root wads, and fish passage boulders.

The project is a task order under a Multiple Award Task Order Contract (MATOC) limited to seven pre-qualified contractors: ASCORP/DEBCO Construction, Granite Construction, Hamilton Construction, M.A. Deatley Construction, MJ Hughes Construction, Thompson Contracting, and one other. The Federal Highway Administration's Western Federal Lands Highway Division is managing the project, with construction scheduled for August 2025. The plan includes detailed engineering specifications, coordinate systems, wall layout tables, traffic control plans, and quantities for various construction activities, indicating a comprehensive approach to roadway stabilization in a challenging mountain terrain.

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Other files for this federal contract opportunity

Other files attached to ID FLAP FS SC MULTI(1), Custer Motorway Stabilization Project, newest first.
File Type Posted
QA_1-20-26.pdf PDF
Amendment A001.pdf PDF
RFP_69056725R000008_ID FLAP FS SC MULTI(1).pdf PDF
ida-fs-sc-multi_ExistingGround.zip ZIP file
ida-fs-sc-multi1_MP25.3_XYZ_top.pdf PDF
ida-fs-sc-multi1_MP25.3_construction-staking-notes.pdf PDF
ida-fs-sc-multi1_MP 24.0_proposed-profile-grade.pdf PDF
ida-fs-sc-multi1_MP 25.3_earthwork-volume-report.pdf PDF
ida-fs-sc-multi1_WFLHD-28.pdf PDF
ida-fs-sc-multi1_MP 25.3_proposed-profile-grade.pdf PDF
ida-fs-sc-multi1_MP25.3_XYZ_base.pdf PDF
ida-fs-sc-multi1_MP 25.3_proposed-horizontal-alignment.pdf PDF
ida-fs-sc-multi1_MP24.0_XYZ_base.pdf PDF
ida-fs-sc-multi1_MP 24.0_proposed-horizontal-alignment.pdf PDF
GM 47-24 Custer Motorway Final Geotechnical Memorandum.pdf PDF
ida-fs-sc-multi1_XS_24.0.pdf PDF
Physical Data.zip ZIP file
ida-fs-sc-multi1_MP24.0_construction-staking-notes.pdf PDF
ida-fs-sc-multi1_MP25.3_clearing-limit.pdf PDF
ida-fs-sc-multi1_controlpoints.xlsx XLSX spreadsheet
ida-fs-sc-multi1_XS_MP 25.3.pdf PDF
ida-fs-sc-multi1_MP 24.0_earthwork-volume-report.pdf PDF
ida-fs-sc-multi1_MP24.0_clearing-limit.pdf PDF
ida-fs-sc-multi1_MP24.0_XYZ_top.pdf PDF
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Text version

CHALLIS

STANLEY

See Sheet A.3

NATIONAL FOREST

SALMON-CHALLIS

ELLIS

Custer

FOREST

NATIONAL

CHALLIS

SALMON-

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

W. SCHMIDT

N

Lake

Orielle

Pend

Reservoir

American Falls

R

I V

E R

S A

E K

N

PARK

NATIONAL

YELLOWSTONE

IDAHO

84 15

COLUMBIA

BRITISH

W A

S H I N

G T

O N

M O

N T A

N A

W Y

O M I N

G

O R

E G

O N

NEVADA UTAH

UNITED STATES

CANADA

d'Alene

Coeur

Moscow

Lewiston

FALLS

IDAHO

POCATELLO

Twin Falls

Home

Mountain

BOISE

IDAHO KEY MAP

05 5 1510

Scale in miles

PLANS PREPARED BY

FEDERAL HIGHWAY ADMINISTRATION

U. S. DEPARTMENT OF TRANSPORTATION

STABILIZATION PROJECT

CUSTER MOTORWAY

TYPE OF CONSTRUCTION:

Reinforced soil slope and bank stabilization.

DESIGN DESIGNATION:

e (max)

V

ADT (2044)

ADT (2024)

Match Existing

25 MPH

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

SCHEDULE B LENGTH 0.10 MILES

SCHEDULE A LENGTH 0.04 MILES

PLANS FOR PROPOSED PROJECT

PROJECT LOCATION

ID FLAP FS SC MULTI(1)

IDAHO

CUSTER COUNTY

SALMON-CHALLIS NATIONAL FOREST

APPROVED:

Western Federal Lands Highway Division

Chief of Engineering, DATE

:0

P

M

A u g u s t

T it le

S h e e t c p w w o r k w f l\ d

\i d a f s s c m u lt i1 a a .d g n

PROJECT

NUMBER

SHEET

A.1

ID FLAP FS SC MULTI(1)

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 1000EL. 1234.56

TP

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

:3

A

A u g u s t

D e t W

-1 p w w o rk w fl \d

\W

-1

.2

.d g n

DETAIL

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

PROJECT

NUMBER

ID FLAP FS SC MULTI(1) A.2

Challis Creek Road

(Y an ke e

Fo rk R oa d)

CUSTE

R

MOTORW

AY

N

Scale in miles

Custer, ID

±14 miles to

RESERVIOR CAMPGROUND

MOSQUITO FLAT

MILL CREEK CAMPGROUND

S ta n le y

ID

m il e s t o

Mil l C ree kProject Area

Fuels Reduction

Mosquito Flat

Mill Creek Shale Pit Staging Area

S a lm o n

ID

m il e s t o

1 1 2

FOREST

NATIONAL

SALMON-CHALLIS

CHALLIS

SCHEDULE B

END CONSTRUCTION

SCHEDULE B

BEGIN CONSTRUCTION

BEGIN CONSTRUCTION SCHEDULE A

BEGIN PROJECT SCHEDULE A AND B

END PROJECT SCHEDULE A AND B

END CONSTRUCTION SCHEDULE A

"MAIN 01" 101+60

Site MP 24.0

"MAIN 01" 104+70

Site MP 24.0

"MAIN 02" 209+65

Site MP 25.3

"MAIN 02" 207+30

Site MP 25.3

:2

A u g u s t

V ic in it y

M a p p w w o r k w f l\ d

\i d a f s s c m u lt i1 a a .d g n

VICINITY MAP

PROJECT

A.3

Sheet and Description

D E F G H

PLAN-

PROFILE

SOIL EROSION

AND SEDIMENT

CONTROL

DRAINAGE WALLS

TEMPORARY

TRAFFIC

CONTROL

PLAN

BID

SCHEDULE

A0020 15101-0000 MOBILIZATION LPSM ALL

A0040 15201-0000 CONSTRUCTION SURVEY AND STAKING LPSM ALL

A0060 15301-0000 CONTRACTOR QUALITY CONTROL LPSM ALL

A0080 15401-0000 CONTRACTOR TESTING LPSM ALL

A0100 15501-0000 CONSTRUCTION SCHEDULE LPSM ALL

A0120 15705-0100 SOIL EROSION CONTROL, SILT FENCE LNFT 174 26 200

A0140 15705-1400 SOIL EROSION CONTROL, FIBER ROLL LNFT 372 38 410

A0160 20102-0000 CLEARING AND GRUBBING LPSM ALL

A0180 25101-0200 PLACED RIPRAP, CLASS 2 CUYD 65 235 30 330

A0200 26101-1000 REINFORCED SOIL SLOPE, WELDED WIRE FACE,(VEGETATED) SQFT 1860 140 2000

A0220 62201-0250 DUMP TRUCK, 10 CUBIC YARD MINIMUM CAPACITY HOUR 15

A0240 62201-0900 WHEEL LOADER, 2 CUBIC YARD MINIMUM RATED CAPACITY HOUR 10

A0260 62201-2800 MOTOR GRADER, 8 FOOT MINIMUM BLADE HOUR 5

A0280 62201-3150 HYDRAULIC EXCAVATOR, 1.0 CUBIC YARD MINIMUM CAPACITY WITH THUMB ATTACHMENT HOUR 20

A0300 62301-0000 GENERAL LABOR HOUR 10

A0320 62403-0000 PROVIDING AND PLACING TOPSOIL CUYD 111 9 120

A0340 62516-2000 MULCHING, HYDRAULIC METHOD SQYD 840 840 Contract Quantity, A0360 62603-0000 PLANTINGS,(MP 25.3) LPSM ALL

A0380 62801-0000 TEMPORARY STREAM DIVERSION,(MP 25.3) LPSM ALL

A0400 63502-0600 TEMPORARY TRAFFIC CONTROL, BARRICADE TYPE 3 EACH 10 10

A0420 63502-1250 TEMPORARY TRAFFIC CONTROL, TUBULAR MARKER, TYPE 42-INCH EACH 21 4 25

A0440 63502-2000 TEMPORARY TRAFFIC CONTROL, PORTABLE CHANGEABLE MESSAGE SIGN EACH 2 2

A0460 63504-1000 TEMPORARY TRAFFIC CONTROL, CONSTRUCTION SIGN SQFT 201 29 230

A0480 63506-0500 TEMPORARY TRAFFIC CONTROL, FLAGGER HOUR 200 200

A0500 63507-0700 TEMPORARY TRAFFIC CONTROL, TRAFFIC CONTROL SUPERVISOR DAY 60 10 70

A0520 64702-2000 ENVIRONMENTAL DESIGN, LOG BARRIER,(GOVERNMENT FURNISHED) LNFT 60 10 70

A0540 64703-5000 ENVIRONMENTAL DESIGN, ROOT WAD,(GOVERNMENT FURNISHED) EACH 11 9 20

A0560 64703-6000 ENVIRONMENTAL DESIGN, FISH PASSAGE BOULDER EACH 132 8 140

A0580 64704-1000 ENVIRONMENTAL DESIGN, STREAMBED MATERIAL CUYD 131 9 140

A0600 64704-1700 ENVIRONMENTAL DESIGN, BANK STABILIZATION,(COARSE WOODY DEBRIS) CUYD 32 8 40

PAY ITEM

NUMBER

LINE

ITEM

NO.

c:

\p w _w or k_ w fl\ d0 m w -s um m ar y-qu an tit ie s_ S ch ed ul e A .x ls m

]S he et

-A ug

-2

8:

A

M

A M E N D

SUMMARY OF QUANTITIES - Schedule A

Remarks and/or Determination of Estimated Quantity

Estimated Quantities

ALLOWANCEUNITPAY ITEM DESCRIPTION

PROJECT

B.1ID FLAP FS SC MULTI(1)

Sheet and Description

D E F G H

PLAN-

PROFILE

SOIL EROSION

AND SEDIMENT

CONTROL

DRAINAGE WALLS

TEMPORARY

TRAFFIC

CONTROL

PLAN

BID

SCHEDULE

B0020 15101-0000 MOBILIZATION LPSM ALL

B0040 15201-0000 CONSTRUCTION SURVEY AND STAKING LPSM ALL

B0060 15301-0000 CONTRACTOR QUALITY CONTROL LPSM ALL

B0080 15401-0000 CONTRACTOR TESTING LPSM ALL

B0100 15501-0000 CONSTRUCTION SCHEDULE LPSM ALL

B0120 15705-0100 SOIL EROSION CONTROL, SILT FENCE LNFT 377 43 420

B0140 15705-1400 SOIL EROSION CONTROL, FIBER ROLL LNFT 816 84 900

B0160 20102-0000 CLEARING AND GRUBBING LPSM ALL

B0180 25101-0200 PLACED RIPRAP, CLASS 2 CUYD 196 235 49 480

B0200 25101-0300 PLACED RIPRAP, CLASS 3 CUYD 340 60 400

B0220 26101-1000 REINFORCED SOIL SLOPE, WELDED WIRE FACE,(VEGETATED) SQFT 5503 197 5700

B0240 62201-0250 DUMP TRUCK, 10 CUBIC YARD MINIMUM CAPACITY HOUR 30

B0260 62201-0900 WHEEL LOADER, 2 CUBIC YARD MINIMUM RATED CAPACITY HOUR 20

B0280 62201-2800 MOTOR GRADER, 8 FOOT MINIMUM BLADE HOUR 10

B0300 62201-3150 HYDRAULIC EXCAVATOR, 1.0 CUBIC YARD MINIMUM CAPACITY WITH THUMB ATTACHMENT HOUR 40

B0320 62301-0000 GENERAL LABOR HOUR 20

B0340 62403-0000 PROVIDING AND PLACING TOPSOIL CUYD 301 19 320

B0360 62516-2000 MULCHING, HYDRAULIC METHOD SQYD 2433 2433 Contract Quantity, B0380 62603-0000 PLANTINGS,(MP 24.0) LPSM ALL

B0400 62603-0000 PLANTINGS,(MP 25.3) LPSM ALL

B0420 62801-0000 TEMPORARY STREAM DIVERSION,(MP 24.0) LPSM ALL

B0440 62801-0000 TEMPORARY STREAM DIVERSION,(MP 25.3) LPSM ALL

B0460 63502-0600 TEMPORARY TRAFFIC CONTROL, BARRICADE TYPE 3 EACH 10 10

B0480 63502-1250 TEMPORARY TRAFFIC CONTROL, TUBULAR MARKER, TYPE 42-INCH EACH 21 4 25

B0500 63502-2000 TEMPORARY TRAFFIC CONTROL, PORTABLE CHANGEABLE MESSAGE SIGN EACH 2 2

B0520 63504-1000 TEMPORARY TRAFFIC CONTROL, CONSTRUCTION SIGN SQFT 201 29 230

B0540 63506-0500 TEMPORARY TRAFFIC CONTROL, FLAGGER HOUR 200 200

B0560 63507-0700 TEMPORARY TRAFFIC CONTROL, TRAFFIC CONTROL SUPERVISOR DAY 135 15 150

B0580 64702-2000 ENVIRONMENTAL DESIGN, LOG BARRIER,(GOVERNMENT FURNISHED) LNFT 180 10 190

B0600 64703-5000 ENVIRONMENTAL DESIGN, ROOT WAD,(GOVERNMENT FURNISHED) EACH 22 8 30

B0620 64703-6000 ENVIRONMENTAL DESIGN, FISH PASSAGE BOULDER EACH 264 16 280

B0640 64704-1000 ENVIRONMENTAL DESIGN, STREAMBED MATERIAL CUYD 338 22 360

B0660 64704-1700 ENVIRONMENTAL DESIGN, BANK STABILIZATION,(COARSE WOODY DEBRIS) CUYD 117 13 130

PAY ITEM

NUMBER

LINE

ITEM

NO.

c:

\p w _w or k_ w fl\ d0 m w -s um m ar y-qu an tit ie s_ S ch ed ul e B .x ls m

]S he et

-A ug

-2

8:

A

M

A M E N D

SUMMARY OF QUANTITIES - Schedule B

Remarks and/or Determination of Estimated Quantity

Estimated Quantities

ALLOWANCEUNITPAY ITEM DESCRIPTION

PROJECT

B.2ID FLAP FS SC MULTI(1)

No Scale

Existing ground

LC

Profile grade

(1:9.1 to 1:3.6)

Tie into existing ditch

Va rie s 3% Slope

[1]

Embankment See G Sheets

Reinforced soil slope, (1:

8.5 to 1:

2)

Varies

"MAIN 01"

103+99 to 104+25

102+08 to 102+33

"MAIN 02"

208+98 to 209+32

207+80 to 208+02

12' Traveled Way [2]

Providing and placing topsoil

C o n s tr u c ti o n l im it s

C o n s tr u c ti o n l im it s

(1:1.6 to 1:1.2)

(1:100 to 1:4.4)

FOOTNOTE:

Do not place topsoil within ordinary high water.

[2]

Construct embankment surfacing according to Subsection 204.10.

[1]

NOTE:

See D Sheets.

Construction limits vary to accommodate access for water management. 1.

10'

Varies

Varies

:2

A u g u s t

M

P

.0 p w w o r k w f l\ d \i d a f s s c m u lt i1 c b .d g n

SHEET 2 OF 4

TYPICAL SECTIONS

PROJECT

C.2

LC

Profile grade

(1:3.3 to 1:4.8)Tie into existing ditch

3% Slope

Embankment

See G Sheets

Reinforced soil slope, See F Sheets

Bank stabilization, Embankment

Varies

"MAIN 01"

103+84 to 103+99

102+33 to 102+64

"MAIN 02"

208+83 to 208+98

208+02 to 208+23

12' Traveled Way

C o n s tr u c ti o n l im it s

C o n s tr u c ti o n l im it s

Va rie s

Varies

[2]

Providing and placing topsoil

FOOTNOTE:

Do not place topsoil within ordinary high water.

[2]

Construct embankment surfacing according to Subsection 204.10.

[1]

NOTE:

See D Sheets.

Construction limits vary to accommodate access for water management. 1.

10'

(1:

to 1:

1.5

(1:1.5 to 1:3)

0% Slope

:2

A u g u s t

M

P p w w o r k w f l\ d

\i d a f s s c m u lt i1 c c .d g n

SHEET 3 OF 4

TYPICAL SECTIONS

PROJECT

C.3

LC

Profile grade

(1:3.7 to 1:9.8)

Tie into existing ditch

Va rie s 3% Slope

See G Sheets

Reinforced soil slope, See F Sheets

Bank stabilization, Placed riprap, class 2

:1

Embankment

(1:

to

1:2

0) Varies

"MAIN 01"

102+64 to 103+84

"MAIN 02"

208+23 to 208+83

12'

FOOTNOTE:

Do not place topsoil within ordinary high water.

[2]

Construct embankment surfacing according to Subsection 204.10.

[1]

12' Traveled Way

C o n s tr u c ti o n l im it s

C o n s tr u c ti o n l im it s

NOTE:

See D Sheets.

Construction limits vary to accommodate access for water management. 1.

Providing and placing topsoil placing topsoil

Providing and

10'

:2

A u g u s t

M

P p w w o r k w f l\ d \i d a f s s c m u lt i1 c d .d g n

SHEET 4 OF 4

TYPICAL SECTIONS

PROJECT

C.4

STATE PLANE COORDINATES GEO COORDINATES

POINT

NUMBER NORTH EAST ORTHOMETRIC

ELEVATION LATITUDE LONGITUDE ELLIPSOID

HEIGHT

COMBINED

FACTOR DESCRIPTION NOTE:

Site 1 1.

22101 1036812.214 1542493.712 6665.033 44°30'38.930536"N 114°22'31.379547"W 6624.5763 0.999641836 5/8" ir w/fhwa alum cap

22102 1036809.318 1542246.766 6681.328 44°30'38.890724"N 114°22'34.787253"W 6640.875 0.999641112 5/8" ir w/fhwa alum cap

22103 1036986.069 1541973.868 6691.832 44°30'40.623689"N 114°22'38.564545"W 6651.3781 0.999640672 spike

22104 1037204.182 1541532.616 6703.768 44°30'42.757358"N 114°22'44.667894"W 6663.3143 0.999640201 spike

22105 1037146.150 1541176.096 6718.574 44°30'42.167941"N 114°22'49.584279"W 6678.1264 0.999639575 5/8" ir w/fhwa alum cap

22106 1037006.834 1541008.364 6729.845 44°30'40.784500"N 114°22'51.890074"W 6689.4031 0.999639074 5/8" ir w/fhwa alum cap

Site 2

22200 1033657.107 1537801.730 6926.967 44°30'07.556430"N 114°23'35.919943"W 6886.626 0.999630394 5/8" ir w/fhwa alum cap

22201 1033559.442 1537696.035 6937.190 44°30'06.586978"N 114°23'37.371837"W 6896.8514 0.999629931 5/8" ir w/fhwa alum cap

22202 1033391.906 1537409.787 6949.065 44°30'04.918951"N 114°23'41.310319"W 6908.7301 0.999629431 5/8" ir w/fhwa alum cap

22203 1033177.548 1537025.151 6961.153 44°30'02.783817"N 114°23'46.603142"W 6920.8227 0.999628944 5/8" ir w/fhwa alum cap

22204 1033041.287 1536698.887 6951.541 44°30'01.422617"N 114°23'51.095704"W 6911.213 0.99962948 5/8" ir w/fhwa alum cap

COORDINATE SYSTEM : Idaho Central SPCS NAD83 2011 VERTICAL DATUM : Orthometric elevations based on the NAVD88 GEOID18

EPOCH DATE : 2010.000

CADD SYSTEM COORDINATE SYSTEM : ID83/2011-CF NSRS11(NAD83/2011) Idaho, Central Zone, US Foot

PROJECT : Custer Motorway Stabilization Project DATE OF FIELD WORK : August 2022

PROJECT UNITS : US SURVEY FOOT

-M ar -2

1:

P M c:

\p w

-w or k\ d0 cu st er _m ot or w ay

_c on tr ol sh ee t.

xl sx ]S he et

To precisely check distances between points as measured on the ground, inverse the state plane coordinates and divide the computed distance by a mean combined factor of the two points.

PROJECT

D.1ID FLAP FS SC MULTI(1)

SHEET

SURVEY CONTROL

:3

A u g u s t

E a r th w o r k

S u m m a r y p w w o r k w f l\ d

\i d a f s s c m u lt i1 d b

.d g n

SHEET 1 OF 2

TABULATION OF QUANTITIES

PROJECT

D.2

Quantities calculation is based on 2-inches applied to slopes outside of the RSS wall and 13-inches applied to the topsoil pockets.

[1]

FOOTNOTE:

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A u g u s t

T a b u la ti o n o f Q u a n ti ti p w w o r k w f l\ d

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SHEET 2 OF 2

TABULATION OF QUANTITIES

PROJECT

D.3

2"

18"

WELDED WIRE FORM DETAIL

10'±

NO SCALE

TYPICAL CONNECTION DETAIL

VEGETATED FACE

REINFORCED SOIL SLOPE WITH

TYPICAL WALL END TREATMENT

ELEVATION

5'-0"

1:2

RSS backfill material

FACING GEOGRID WRAP DETAIL

18"

12"-16"

Typical Section

See C Sheets for material

RSS backfill geosynthetic, type 3

Reinforcement sheets spaced 4' apart)

50% coverage (i.e., 4' wide up excavation slope 2/3 H at

Geocomposite sheet drain

Limit of RSS backfill

3.5'

3'

Base width: 9" - 12"

Top width: 12" - 16"

Topsoil pocket length - overlap 2" at ends

W4.0xW4.0 form and strut) 10'

Welded-wire form facing (4x4-

9"-12" geosynthetic type 3

Reinforcement

[3]

Facing geogrid

12"

RSS backfill material of adjoining wire form for support

Place edge of wire form inside

24" C to C or as needed

Galvanized support struts spaced galvanized

4" x 4" - W4 x W4

Final grade

RSS face

Existing ground at

Facing geogrid

Welded wire form (typ.)

Details, this sheet

See Typical Connection

R e in fo rc e d

S o il S lo p e P a y

L im it

[4]

Geotextile filter, class 1, non-woven

See note No.2

(bottom of wall).

back from slope

Toe WWF 1.5'

See C Sheets

Revetment.

greater than the minimum to the temporary excavation slope if

10.5' min. Extend geogrid length

Reinforcement length = L install perforated underdrain pipes.

into riprap section. Where no riprap is present, Allow tail of geocomposite drains to discharge

[6] leveling pad

Crushed aggregate

Min. gradient = 2.0%

UNDERDRAIN SYSTEM

PERFORATED PIPE

DETAIL A

Underdrain backfill per Subsection 703.03 pad

Leveling

12"

Flow

24" sheet drain Geocomposite beneath leveling pad. Minimum gradient 0.5%

6" Ø Perforated pipe underdrain system pipe drain every 100 feet (max.)

6" Ø Rigid outlet

2% class 2, non-woven

Geotextile filter, m in

(2) 45° Elbows

[5]Rodent guard

[6]

RODENT GUARD DETAIL

DETAIL B

Hose clamp

Outlet pipe

-inch max.2

Wire mesh

[5]

Profile grade

NOTE:

with OSHA standards.

Construct slopes at a stable inclination in accordance otherwise.

common backfill and 9 inches topsoil unless indicated

Welded wire form faced wall toe treatment to be shown on the plans require approval by the CO.

adjustment. Any increase in wall heights over those

The heights and quantities are subject to field

3.

2.

1.

[1]

FOOTNOTE:

structural excavation material is exhausted.

backfill materal. Supplement with unclassified borrow when

Conserve and reuse suitable structure excavation material for RSS

Locate outlets in coordination with the CO.

[2]

1.5 the RSS is not on top of the riprap revetment.

Install the perforated pipe underdrain system in locations where as needed.

Add crushed aggregate as choker material over riprap

See Subsection 714.07 for facing geogrid specifications[3]

[4]

[1] backslope excavatino of 1:1.

Estimate structure excavation quantity is based on design drain outwards.

Slope bottom of excavation at a minimum 2 percent grade to [6]

H e ig h t, H

V a r ie s

[5]

1'

[7]

[7]

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O c to b e r

W a ll

T a b u la ti o n

S h e t] p w w o r k \d

\i d a f s s c m u lt i1 g a a .d g n

DETAIL

REINFORCED SOIL SLOPE

PROJECT

G.1

:4

O c to b e r

W a ll

T a b u la ti o n

S h e t] p w w o r k \d

\i d a f s s c m u lt i1 g a a .d g n

WALL LAYOUT TABLES

PROJECT

G.4

FOOTNOTE:

Place portable changeable message signs in locations directed by CO.

[1]2

:4

J u ly

T A

B U

L A

T

IO

N O

F T

E M

P O

R A

R Y

T R

A F

F

IC

C O

N T

R O

L Q

U A

N T

IT

IE

S p w w o r k w f l\ d \i d a f s s c m u lt i1 h a .d g n

TABULATION OF QUANTITIES

PROJECT

NUMBER

ID FLAP FS SC MULTI(1) H.1ID FLAP FS SC MULTI(1)

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

ROAD

AHEAD

xx

MPH

ROAD NAME

ROAD WORK

END

WORK

ROAD

xxxxxxx

ROAD WORK

END

xx

MPH

WORK

ROAD

xxxxxxx

ROAD WORK

NEXT xx MILES

12.

11.

10.

9.

8.

7.

6.

5.

4.

3.

2.

1.

ROAD TYPE

DISTANCE BETWEEN

A B C

NOTE:

M in o r R o a d

M a jo r R o a d

C

B as de ter mi ne d b y t he C

O

Wor k z on e A re a o f I nfl ue nc

(S ee S ign S pa cin g T ab le)

ADVANCE W

ARNI

NG

AREA

(S ee S ign S pa cin g T ab le)

ADVANCE W

ARNI

NG

AREA

A

B

C

A

A

A

A

Pr oje ct Lim its

See Note 8 W16-8P W20-1 over

W20-1

G20-2

See Note 9 W20-1

See Note 9 W20-1

(optional) W13-1P

See Note 10 G20-1

G20-2

See Note 8 W16-8P W20-1 over

G20-2

G20-2

See Note 9 W20-1

See Note 9 W20-1

(optional) W13-1P

See Note 10 G20-1 specify the distance to the work area in feet or in miles. Install an The message on the W20-1 signs may be ROAD WORK AHEAD or may roads only).

name of the road on which the construction does occur (applies to major construction work occurs, include a supplementary plaque indicating the If W20-1 is placed on a roadway other than that on which the actual

Cover post-mounted signs when not applicable.

Do not store traffic control devices along the roadway when not in use.

Maintain two-way traffic during all non-work hours except as approved.

Ensure all sign supports exposed to traffic are crashworthy.

construction area.

needed to indicate a maximum recommended speed through the Install advisory speed plaques under the W20 series warning signs as messages as required.

signs, locate the warning signs to fit field conditions as approved. Vary Where advance warning signs, placed as shown, interfere with permanent operations.

and details in this traffic control plan as necessary to accommodate actual applicable to this project. The Contractor may add or delete information Not all details shown on the temporary traffic control sheets may be

Erect all project advance warning signs before starting construction work.

State standards may be used as an alternative if approved.

verify that an encroachment permit has been obtained.

If signing on a roadway under a jurisdiction other than the client agency, nearest whole mile.

at each end of the project. Show the distance on the G20-1 sign to the

Ro ad N ame

SIGN SPACING TABLE

For work zones that are 2 miles or more in length, install G20-1 signs

Sign Spacing Table.

When used, place the two W20-1 signs "B" feet apart according to the additional W20-1 sign when approach speeds exceed 50 mph.

Expressway / Freeway

NO SCALE

SIGNS IN FEET

Rural greater than 50 mph

Urban and Rural 35 mph to 50 mph

Urban and Rural 30 mph and less

ADVANCE SIGNING

TEMPORARY TRAFFIC CONTROL

635-1

FP-24, FP-14

2/2024

FLH STANDARD

:1 o v e m b e r

S td p w

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OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

H.4 posted speed, not the advisory speed.

Approach speed based on the regulatory *

5.

4.

3.

2.

1.

in the buffer space.

Do not allow equipment, materials, or vehicles to be parked or stored

WORK AHEAD (W20-1) and END ROAD WORK (G20-2) signs.

If closure is completely within the project limits, eliminate the ROAD display the name of the Contractor on the pilot car.

sign at a conspicuous location on the rear of vehicle. Prominently

For pilot car operation, mount the PILOT CAR FOLLOW ME (G20-4) conditions as approved.

Final location and spacing of devices may be changed to fit field to those depicted for the opposite direction of travel.

Signs are shown for one direction of travel only. Place signs similar

(optional)

Flagger location

ADVANCE WARNING AREA (See Sign Spacing Table)

TERMINATION AREAVARIABLEBUFFER SPACEABC

WORK

ROAD

AHEAD

See Note 4

W20-1

BE

PREPARED

TO STOP

W20-7

(optional)

W16-2Pxxx

FEET

Flagger location

A

ROAD WORK

END

See Note 4

G20-2

W3-4

Traffic flow

Traffic flow

NOTE:LENGTH AND SPACING TABLE

SIGN SPACING TABLE

LENGTH

BUFFER SPACE

SPEED*

APPROACH

BUFFER SPACE

Spacing Table)

(See Length and

Spacing Table)

(See Length and WORK SPACE

ROAD TYPE

DISTANCE BETWEEN

A B C

Expressway / Freeway

SIGNS IN FEET

Rural greater than 50 mph

Urban and Rural 35 mph to 50 mph

Urban and Rural 30 mph and less

FEETMPH

(WITH FLAGGERS)

ROAD CLOSURE LAYOUT

TEMPORARY TRAFFIC CONTROL

635-5

:1 o v e m b e r

S td p w w o r k

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OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

H.5

Traffic flow

Traffic flow not the advisory speed.

Approach speed based on the regulatory posted speed, *

Device spacing

Spacing Table)

(See Length and Channelizing devices

(optional)

BUFFER SPACE

Flagger location

(See Length and Spacing Table)ADVANCE WARNING AREA (See Sign Spacing Table)

ATAPER AREABUFFER SPACEVARIABLEBUFFER SPACETAPER AREAABC

WORK

ROAD

AHEAD

See Note 4

W20-1

ONE LANE

ROAD

AHEAD

xx

MPH

W20-4

(optional)

W13-1P xxx

FEET

W20-7

W16-2P

Flagger location

WORK SPACE

TERMINATION AREA

ROAD WORK

END

See Note 4

G20-2 stored in the buffer space.

Do not allow equipment, materials, or vehicles to be parked or

Requirements, Section 156.

For project specific minimum width, refer to the Special Contract

WORK AHEAD (W20-1) and END ROAD WORK (G20-2) signs.

If closure is completely within the project limits, eliminate the ROAD display the name of the Contractor on the pilot car.

sign at a conspicuous location on the rear of vehicle. Prominently

For pilot car operation, mount the PILOT CAR FOLLOW ME (G20-4) conditions as approved.

Final location and spacing of devices may be changed to fit field to those depicted for the opposite direction of travel.

Signs are shown for one direction of travel only. Place signs similar

6.

5.

4.

3.

2.

1.

(optional)(optional)

NOTE:

SIGN SPACING TABLE

LENGTH AND SPACING TABLE

50' - 100' 50' - 100'

See Note 5

10' min.

ROAD TYPE

DISTANCE BETWEEN

A B C

Expressway / Freeway

SPEED*

APPROACH

AREA

TAPER

SPACE

BUFFER

SPACE

WORK

CHANNELIZING DEVICE

LENGTH

SPACE

BUFFER

Rural greater than 50 mph

Urban and Rural 35 mph to 50 mph

Urban and Rural 30 mph and less

SIGNS IN FEET

FEET

SPACING IN FEET

MPH

(WITH FLAGGERS)

SINGLE LANE CLOSURE LAYOUT

TEMPORARY TRAFFIC CONTROL

635-6

:1 o v e m b e r

S td p w w o r k

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OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

H.6

See post detail (typ.)

Breakaway holes

See table for hole size parallel to sign face.

Field drill holes through post

Bottom of sign panel

Post�

Local tangent

< 10

" diameter4 1Attach sign panels with a minimum of two a minimum lateral distance of 1 ft behind the face of lateral offset of 2 ft may be used. In areas with curbs, 6" x 6" or larger.

Use 7 ft minimum spacing between posts for sign posts and 6 ft minimum mounting height for secondary sign.

use 7 ft minimum mounting height for main sign

NOTE:

90°

93°

WOOD POST SELECTION TABLE

X X

0.75X

H

H

X

0.2X0.6X 0.2X

Y

H

D

H

D

H

D

Long side of post

D

7.

6.

5.

4.

3.

2.

1.

In areas where lateral distance is limited, a minimum

D = Post embedment depth for average soil conditions.

Select post lengths to fit field conditions.

H1 and H2 = Overall post length.

bolts per post.

In pedestrian locations, or in areas with obstructed views, the curb may be used.

SINGLE POST SIGN TWO POST SIGN

SIGN INSTALLATION ANGLE

POST DETAIL

E d g e o f s h o u ld e r

E d g e o f tr a v e le d w a y

State standards may be used as an alternative if approved.

S e e N o te m in

S e e N o te m in

See Note 4

6' - 12'

On tangent alignment

200'

"X"

WIDTH AREA

OF POSTS

NUMBER POST SIZE D HOLE SIZE

(SQFT)

Other Shapes ≤ 48" Diamond ≤ 36"

Other Shapes ≤ 12' Diamond ≤ 48"

(INCH) (INCH) (INCH)

Diamond ≤ 48"

65 - 95

65 - 95

50 - 65

50 - 65

20 - 50

10 - 20

10 - 20

> 30'

> 17'

12' - 16'

> 13'

6 x 6

4 x 6

4 x 6

6 x 6

4 x 6

4 x 4

6 x 6

4 x 6

4 x 4

1.5

1.5

1.5

1.5

WOOD POSTS

SIGN INSTALLATION

TEMPORARY TRAFFIC CONTROL

635-14

:5

N o v e m b e r

S td p w

-w o rk \d

\i d a -f s -s c -m u lt i1 h g .d g n

OFFICE OF FEDERAL LANDS HIGHWAY

U.S. DEPARTMENT OF TRANSPORTATION, FHWA

SPECIFICATION

APPROVED FOR USE

PROJECT

H.7

2025-09-08T11:12:01-0700
BRENT L COE

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