CO_ERFO250(1)_All_Sheets.pdf

CURTIS R SCOTT Digitally signed by CURTIS R SCOTT Date: 2021.04.19 11:45:18 -06'00'

Sheet 1 of 2

SYMBOLS AND ABBREVIATIONS

CONVENTIONAL PLAN

ABBREVIATIONS DRAINAGE SYMBOLS

GEOLOGIC SYMBOLS

DI

FENCE & CATTLEGUARD SYMBOLS

Cattleguard (Existing, Proposed)

Fence w/ Gate (Existing, Proposed)

Fence (Existing, Proposed)

Material Source

Boring Location (Existing, Proposed)

Riprap Apron (Proposed)

Underdrain (Existing, Proposed)

With Drop Inlet (Existing, Proposed)

With Headwalls (Existing, Proposed)

With End Sections (Existing, Proposed)

Pipe Culvert (Existing, Proposed)

Box Culvert (Existing, Proposed)

Bridge (Existing, Proposed)

Spring

River

Wetland

Large Creek

Lake, Pond or Reservoir

Drainage or Small Creek

Flow Arrow

Ditch (Existing, Proposed)

SPRING

D jt.J int.

incr.

incl.

IDI

hwy.

HW

horiz.

hex.

HES

hdwl.H gdr.

galv.

ga.G ftg.

fin.

FES

Fed.

f.f.F ext.

exp. jt.

exc.

EW

et ux et al

ER

EQ or eq.

EOP

engr(s).

emb.

elev.

El. 94.066 e

EE

dwg(s).

DLC

Dist.

dist.

diaph.

diag.

dia. or D

DI

DHV

decr.D culv.

CTSM

ctrs.

CS

cr.

corr.

cont.

constr. jt.

constr.

conc.

col.

Co.

CMP

clr.

c-c

CBCC

brg.

br.

BP

BM

BK

beg.

b.f.B asph.

appr.

alt.

AH

aggr.

ADT

abut.A west vertical point of intersection vehicles per hour vertical design speed typical point of tangent to spiral transverse temporary construction easement temporary bench mark tangent township tangent length symmetrical structural straight stiffener standard station point of spiral to tangent street specification spacing, Spaces or Spaced shoulder section point of spiral to curve seasonal average daily traffic south route right reference hub retaining wall

Reservation reservoir required reinforcement reconstruction roadway road right-of-way range radius quantities pavement point of tangent pounds per square inch project point on tangent point on spiral point on curve plate point of intersection perforate point of compound curve point of curve outside diameter other face on centers number negative normal crown north mountain(s) monument minimum maximum material maintenance magnetic low water left lump sum longitudinal latitude lamination length of curve

WW

VPI

vph vert.

VV

typ.

TS

transv.

TCE

TBM

tan.

T.

TT

sym.

struc.

str.

stiff.

std.

sta.

ST

st.

spec.

spa.

shldr.

sec.

SC

SADT

SS

rte.

Rt. or RT

RH

ret. wall

Res.

res.

reqd.

reinf.

reconst.

rdwy.

rd.

R/W

R.

RR

quant., QtyQ pvmt.

PT

psi proj.

POT

POS

POC

pl.

PI

perf.

PCC

PCP

OD

o.f.

o.c.O

no. or # neg.

NC

NN

mtn(s).

mon.

min.

max.

matl.

maint.

mag.M

LW

Lt. or LT

LPSM

long.

lat.

lam.

LL

EROSION & SEDIMENT CONTROL SYMBOLS

joint interior increment inclusive,including inside diameter highway high water horizontal hexagon homestead entry survey headwall girder galvanized gage (gauge) footing finish flared end section federal fill face exterior expansion joint excavation edge of water and wife and others edge of road equation edge of pavement

Engineer(s) embankment elevation elevation with number superelevation rate east drawing(s) donation land claim district distance diaphragm diagonal diameter drop inlet design hour volume decrement culvert contingent sum centers point of curve to spiral creek corrugated continuous construction joint construction concrete column county corrugated metal pipe clear center to center concrete box culvert bearing bridge balance point bench mark back beginning,begin both faces asphalt approach alternate ahead aggregate average daily traffic abutment diameter curve delta centerline

Ø

Riprap

Rolled Erosion Control Product

Diversion Berm

Check Dam

Bonded Fiber Matrix Mulching

Fiber Roll (Slope Protection)

Temporary Inlet Protection

Silt Fence

Fiber Roll (Ditch and/or Cut Slope)

:4

A

M

A u g u s t

A

S h e e t]

C

C O

\e rf o (1

R o a d w a y \C

A D

D S h e e ts

\A -G e n s h t\

S

Y M

E

R F

O (1 d g n

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

CO ERFO 250 (1)

A2

SYMBOLS AND ABBREVIATIONS

CONVENTIONAL PLAN

Sheet 2 of 2

36 31

36 31

6 1

Treeline

Tree

MAPPING SYMBOLS

LANDSCAPING & VEGETATION SYMBOLS PROJECT SPECIFIC SYMBOLS

RIGHT-OF-WAY SYMBOLS

ROADWAY SYMBOLS

SIGN SYMBOLS

UTILITY SYMBOLS

Retaining Wall (Existing, Proposed)

Median & Side Barrier (Existing, Proposed)

Guardwall (Existing, Proposed)

Guardrail (Existing, Proposed)

GUARDRAIL, BARRIER & WALL SYMBOLS

Post Mounted (Existing, Proposed)

Portable (Proposed)

Delineator (Existing, Proposed)

Commercial (Existing, Proposed)

Signs

Telephone

Power

Fiber Optic

CATV

Overhead Utility Line (Existing, Proposed)

Water

Telephone

Sanitary Sewer

Power

Oil

Gas

Fiber Optic

CATV

Underground Utility (Existing, Proposed)

Telephone Pedestal (Existing, Proposed)

Telephone Booth (Existing, Proposed)

Street Light (Existing, Proposed)

Support Pole Anchor (Existing, Proposed)

Support Pole (Existing, Proposed)

Surface (Existing, Proposed)

Underground (Existing, Proposed)

Irrigation Ditch

999.9

Roadway Obliteration

Roadway Centerline (With Station ticks)

Proposed

Existing

Edge of Roadway

Toe of Fill

Transition

Top of Cut

Slope Stake Limits

Clearing/Construction Limits

Survey Control Point

Trail

Spot Elevation

Double Track

Single Track

Railroad

North Arrow

Coordinate Grid Tick

Building (Existing, Proposed)

Section Corner (Found)

Section Corner (Found, Projected)

Section Corner (Found, Projected)

Right-of-Way Line (Proposed)

Right-of-Way Line (Existing)

Property Line

Parcel Number

Monument (As described)

Temporary (Proposed)

Permanent (Proposed)

Permanent (Existing)

Easements

National Wildlife Refuge

National Park

National Forest

Bureau of Land Management

Bureau of Indian Affairs

Section

Section

Section

Township or Range Line

City

County

State

National

Boundaries

:4

A u g u s t

A

S h e

C

O \e rf o (1

R o a d w a y \C

A D

D S h e e ts

\A -G e n s h t\ S

Y M

E

R F

O (1 d g n

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

A3

REVISIONS (OR CHANGE NOTICES)

DESCRIPTION

NO.

DATE INIT.

Created 11/25/20 SJS

CONTROL SHEET

:4

J a n u a r y

S u r v e y C o n tr o l

S h e e t

S h e

C O

\e r f o

\R o a d w a y

\C A

D D

S h e e ts

\A G e n s h t\ C

O

E R

F O

C o n tr o l_

S h e e t.

d g n

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

A4

Jasper Creek

Jasper, CO

La Jara Reservoir

Hot Creek Piedrosa Creek

Hot Creek Road

Hot Creek

Wildlife Refuge

Monte Vista National

E County Road 10 S

W County Road 11 S

FDR 250 Twelvemile Rd

County Rd

24 miles

Alamosa, CO

Z

County Rd Dd

W Rd 9 S

Alamosa AveW ill ow C re ek

Cat Creek

South Fork

Cat Creek

North Fork

10 miles

Monte Vista, CO

National Forest

Rio Grande

Alamosa Ave

SITE MAP

Alamosa River

Station 12+31.79

End Project

CO ERFO 250 (1)

Station 10+00

Begin Project

CO ERFO 250 (1)

Scale in Miles

2 4

:4

J a n u a r y

U n ti tl e d

S h e

C O

\e r f o

\R o a d w a y

\C A

D D

S h e e ts

\A G e n s h t\ S it e M a p .d g n

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

A5

Station to Station

LENGTH OF PROJECT

TOTAL (mi)

(ft)

Roadway

10+00 to 12+31.79

TOTALS (ft)

231.79

231.79

0.044

1:

2 M ax

2%-2% aggregate)

(top of

Profile grade

(variable)

Fill slope

2.

10+00 to 12+31.79

TYPICAL SECTION

1:4

Method 2 6" Roadway Aggregate, limit stake

Slope

NOTE:

See the cross sections for cut and fill slope ratios.

slope ratios may be adjusted by the CO to assure adequate drainage and stability.

The gradient and width of roadway ditches and the excavation and embankment

2.

1.

(va ria ble

Fil l s lop e

2.

limit stake

Slope

1:

1:2 Max

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

CO ERFO 250 (1)

10+00 to 12+31.79

Existing Typical Section

Gravel, unknown depth

TYPICAL SECTION

No Scale

Average 20 ft.

Traveled Way Traveled Way

Subgrade Subgrade

5'5' from 15 to 25 ft Existing width varies

10'10'

Construction and Clearing Limits

Seeding Limits11.5'Seeding Limits 11.5'

:0 a r c h

A

S h e

C O

\e r f o

\R o a d w a y

\C A

D D

S h e e ts

\A G e n s h t\ T y p

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

A6

STATION

CLASS

TYPE

11+76 Lt. 1A 50

1.

(ft)

LENGTH

PAVED

(ft)

LENGTH

TOTAL

N/A

4" Aggregate base s = 1:4 for type 2 approach s = 1:3 for type 1 approach d = 3' for type 2 approach d = 2' for type 1 approach x = 15' Minimum for type 2 approach x = 0' for type 1 approach

(ft)

R

(ft)

R

(ft)

W

1 2

APPROACH ROADS

TYPICAL SECTIONS

widths greater than 15 feet.

Apply the normal crown to approach roads with

Variable

V a ria b le

A s

B

A

B

M a in li n

Mainline

±2%

TYPICAL PROFILE

SECTION B-B

A

V a ria b le

1:2 o r flat ter

TYPICAL SYMBOL

grade (optional)

Typical maximum design

SECTION A-A

b y t h e C o n tr a c ti n g O f f ic e r

R ig h t-o f w a y o r a s s ta k d

NOTE:

NO SCALE

1:2 or flatter base edge

Aggregate thicknesses and foreslopes.

Refer to mainline typical sections for structural section

Approach Road

TYPICAL PLAN

TYPES 1 & 2

APPROACH ROAD

REMARKS

APPROACH ROAD SUMMARY

Flatten slope road connection on plan and profile sheet

Example of symbol showing standard approach shown may be varied ±20°.

Under special conditions, the approach road angle 8.

3.

8.

2.

1.

6.

2.

6.

2. 6.

7.

edge subgrade

Normal

R

R1 with mainline roadway construction.

Construct cut and fill slopes for approach roads to match locations to be field verified.

Stations shown are approximate locations. Actual

8.

7.

6.

5.

3.

2.

1.

maximum.

0% to -2% grade. Under special conditions, use 6% grades within ±2%. In snowy regions restrict this to a

Construct approach roads with landing areas having approach road centerline.

existing radii or widths. R is on the left side of the

Vary radii to fit unusual field conditions. Do not reduce

5. 5.

Variable

W

Variable

3' minimum

16'x

20' desired

15' min.

1.3'

W

1.3' d

Subgrade edge

Subgrade edge

Aggregate base edge

End Section A-A

Type

Class

Mainline stationing

Typical maximum grade ±10%VPI

VPC

90°

Total length

WW

:3

P a r c h

T y p a p p r o a c h

S h e

C O

\e r f o \R o a d w a y \C

A D

D S h e e ts

\A G e n s h t\ ty p a p .d g n

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

CO ERFO 250(1)

A7

Sheet and Description

B3 B4

Miscellaneo us

Summary

Miscellaneo us

Summary Allowance Bid

Schedule

A0020 15101-0000 MOBILIZATION LPSM ALL

A0040 15206-0000 SLOPE, REFERENCE, AND

CLEARING AND GRUBBING STAKE MILE 0.044 0.044

A0060 15215-5000 SURVEY AND STAKING, BOX

CULVERT EACH 1 1

A0080 15216-2000 SURVEY AND STAKING, GRADE

FINISHING STAKES MILE 0.044 0.044

A0100 15301-0000 CONTRACTOR QUALITY CONTROL LPSM ALL

A0120 15401-0000 CONTRACTOR TESTING LPSM ALL

A0140 15501-0000 CONSTRUCTION SCHEDULE LPSM ALL

A0160 15702-1000 SOIL EROSION CONTROL,

TEMPORARY DIVERSION CHANNEL LPSM All ALL

A0180 15705-0100 SOIL EROSION CONTROL, SILT As directed by the CO

FENCE LNFT 200 200

A0200 15705-1400 SOIL EROSION CONTROL, FIBER As directed by the CO

ROLL LNFT 200 200

A0220 20101-0000 CLEARING AND GRUBBING ACRE 0.550 0.550 As directed by the CO

A0240 20301-1900 REMOVAL OF PIPE CULVERT EACH 3 3

A0260 20420-0000 EMBANKMENT CONSTRUCTION CUYD 981 99 1,080

A0280 25101-2300 PLACED RIPRAP, METHOD B,

CLASS 3 CUYD 100.0 10.0 110.0

A0300 30202-2000 ROADWAY AGGREGATE, METHOD 2 TON 200 25 225

A0320 60103-0000 CONCRETE, HEADWALL EACH 2 2

A0340 60220-4450 14 FEET SPAN, 8 FEET RISE

PRECAST REINFORCED CONCRETE

BOX CULVERT LNFT 36 36

A0360 62201-0200 DUMP TRUCK, 8 CUBIC YARD

MINIMUM CAPACITY HOUR 20 20

A0380 62201-0550 BACKHOE LOADER, 6 CUBIC FOOT

MINIMUM RATED CAPACITY

BUCKET, 24-INCH WIDTH HOUR 20 20

A0400 62201-0950 WHEEL LOADER, 3 CUBIC YARD

MINIMUM RATED CAPACITY HOUR 20 20

A0420 62201-2850 MOTOR GRADER, 12 FOOT MINIMUM

BLADE HOUR 20 20

A0440 62201-3350 HYDRAULIC EXCAVATOR, 1 CUBIC

YARD MINIMUM CAPACITY HOUR 20 20

A0460 62301-0000 GENERAL LABOR HOUR 20 20

A0480 62302-1100 SPECIAL LABOR, HIRED SURVEY

SERVICES HOUR 20 20

MileStone: 100% EE Date Completed: 03/08/21 Report Date: 03/08/21

A M E N D

Line Item No.

Pay Item Number

SUMMARY OF QUANTITIES - Schedule A 8-

M ar

-2

9:

A

M

Remarks and/or Determination of Estimated

Quantity Pay Item Description Unit

Estimated Quantities

C

C O

\e rf o2

(1

R oa dw ay

\C

AD

D _S he et s\ B -S um m

\S pr ea ds he et s\ [E

R

FO

0(

1) _S

U M

M

AR

Y O

F Q

U

AN

TI

TI

ES

.x ls m

]S he et

STATE PROJECT

B1CO ERFO 250 (1)

ALAMOSA CANYONCO

Sheet and Description

B3 B4

Miscellaneous Summary

Miscellaneous Summary Allowance Bid

Schedule

A0500 62511-1000 SEEDING, DRY METHOD SQYD 425 425

A0520 63308-3000 OBJECT MARKER, TYPE 3 EACH 4 4

A0540 63501-0000 TEMPORARY TRAFFIC CONTROL LPSM ALL

A0560 63610-0000 CONDUIT Add to outlet of culvert for telephone

LNFT 75 line.

8- M ar -2

9:

A M

MileStone: 100% EE Date Completed: 03/08/21 Report Date: 03/08/21

C

C O

\e rf o2

(1

R oa dw ay

\C

AD

D _S he et s\ B -S um m

\S pr ea ds he et s\ [E

R

FO

0(

1) _S

U M

M

AR

Y O

F Q

U

AN

TI

TI

ES

.x ls m

]S he et

2) SUMMARY OF QUANTITIES - Schedule A

A M E N D

Line Item No.

Pay Item Number Pay Item Description Unit

Estimated Quantities

Remarks and/or Determination of Estimated

Quantity

STATE PROJECT

B2CO ERFO 250 (1)

ALAMOSA CANYONCO

SUMMARIES

MISCELLANEOUS

Sheet 1 of 2

:5

F e b r u a r y

M is c

S h e

C O

\e r f o

\R o a d w a y

\C A

D D

S h e e ts

\B S u m m \M is c

S u m m

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

B3

CO

ALAMOSA CANYON

CO ERFO 250 (1)

SUMMARIES

MISCELLANEOUS

Sheet 2 of 2

:2 a r c h

M is c

S h e

C O

\e r f o

\R o a d w a y

\C A

D D

S h e e ts

\B S u m m \M is c

S u m m

.d g n

OFFICE OF FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

B4

S71°22'03"E

S77°14 '17"E

S66°09'10"E e = ___

'41.60L =

'20.86T =

'215.00R =

(RT)11°05'07"Δ =

11+45.31PI

e = ___ '30.74L = '15.38T = '300.00R =

(LT)05°52'14"Δ =

10+38.83PI

.4

PC

.1

T

.0

.0

P

O B

.7

P

O E

.3

.8

.9

C M

P

IN

TP13801

EVERLY 21310

.6

C M

P

IN

.1

C M

P

IN

CP

CPS

.7

E: 2715270.905 N: 1276725.271 Station 10+00

CO ERFO 250(1)

Begin Project

E: 2715490.788 N: 1276654.323 Station 12+31.79

CO ERFO 250(1)

End Project

Proposed Profile

Existing Ground

Scale in Feet

40'20'0

See Sheet D1 for Layout 14'x8'x36' RCBC Sta. 11+00

R = 25' R = 25'

Existing telephone pedestal Existing telephone line

10+90 LT Object Marker OM-3L

10+90 RT Object Marker OM-3R

11+10 RT Object Marker OM-3R

11+10 LT Object Marker OM-3L

Remove existing pipe culverts w it h

H e a d w a ll s a n d

W in g w a ll s

I n s ta ll

'x

'x

R

C B

C

Notes:

with the CO before removing.

Verifiy all tree removal

Grade to drain towards structure Grade to drain towards structure

S71°22'03"E

S77°14'1 7"E

S66°09'10"E e = ___ '41.60L = '20.86T = '215.00R =

(RT)11°05'07"Δ =

11+45.31PI

e = ___ '30.74L = '15.38T = '300.00R =

(LT)05°52'14"Δ =

10+38.83PI

PC

.1

.0

.0

P

O

.7

P

O E

10+00 11+00 12+00

9,190

9,190

9,200 9,200

+5.57 2%

+10 .72

7%

-9.806%

-1.416%

.1

.7

.5

.9

H

' VC144

7.00K =

'123.02SSD =

' VC26

5K =

'78.32HLSD =

' VC42

5K =

'56.67HLSD =

,1

.0

,1

.2

A

:3 a rc h

P la n

S h e

C O

\e rf o

(1

R o a d w a y \C

A D

D

S h e e ts \C

-M L

P

P

\P N

P

E R

F O

(1 d g n

Station 10+00-12+25 Alamosa Canyon

CO

ALAMOSA CANYON

CO ERFO 250 (1)

STATECO PROJECT SHEET

C1

P

13801

C P

CPS

Scale in Feet

40'20'0

Edge of proposed channel bottom

Flow

Roadway

Remove existing dual 60-inch and 36-inch dia. culverts

Jasp er C reek

Sta. 11+00, 18.59 LT

11+00, 17.31 RT

with headwalls and wingwalls culvert (14' span x 8' rise)

Proposed precast reinforced

11+00 method B, class 3

Placed riprap, method B, class 3

Placed riprap, LC

Flow

FLOWLINE SLOPE: 0.0750 ft/ft

TYPE: Conc. box culvert SPAN: 14 ft RISE: 8 ft

WALL THICKNESS: NA

PIPE

LENGTH: 36 ft

PIPE SLOPE: 0.0750 ft/ft

BURIAL DEPTH: 0.00 ftBURIAL DEPTH: 0.00 ft

LOWER BEVEL HEIGHT: NA LOWER BEVEL HEIGHT: NA

BEVEL: NA

HEADWALL: Conc.

BEVEL: NA

/2715371.64/9187.37INV N/E/EL: 1276717.44 INV N/E/EL: 1276682.42/2715371.64/9184.68

OUTLETINLET

HEADWALL: Conc.

H Y

E

R F

O

S h t1 .d g

D e f a u lt

Q : 96 CFS

Q : 116 CFS

BANKFULL CHANNEL WIDTH: 20-25 ft

Q : 149 CFS

HW : 9188.4 ft

HYDRAULIC INFORMATION

100 120100120140 0 20 40 60 8020406080 140

Slope 7.50

Slope 7.50

Proposed road grade

Proposed channel grade

Proposed channel elev. 9187.37

Proposed channel elev. 9184.68

LCProposed road

Existing ground

:1

:1 method B, class 3

Placed riprap, Concrete cut-off wall (typ.)

Concrete headwall upstream guide bank elevations match proposed roadway grade and

Construct channel guide banks upstream guide bank elevations match proposed roadway grade and

Construct channel guide banks method B, class 3

Placed riprap, Concrete headwall ty p

20'

' (ty p

5' ty p

36'

Plan and Profile

Station 11+00

Jasper Creek Culvert8 :5

F e b r u a r y

D e f a u lt

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\D -M in o r_ P

P

\H Y

E

R F

O

(1

S h t1 .d g n

STATE PROJECT

NUMBER

SHEET

CO

D1

PLAN

GENERAL NOTES:

Box invert

Bottom of Box

Top headwall

Box crown

BOX CULVERT

(per manufacturer)

Wire mesh along both sides (typ.)

" Bevel2

" x 22

2 along both sides

" Bevel2 1" x 22

CONNECTION PLATE DETAIL

Bottom of Cutt-off Wall sections (typ.)

manufacturer between precast

Install tie rods or connector plates per

SHEET 1 of 2

STRUCTURE DETAILS

BOX CULVERT

NO SCALE

SECTION A-A SECTION B-B

precast sections (typ.)

manufacturer between connector plates per

Install tie rods or manufacturer

Weep holes per

12" depth

Aggregate Base, Method 2, install connector plates per manufacturer along culvert and wingwall joint (typ.), and

Water tight grout and mastic wrap

A

A

B

B plates (typ.)

connection

Embedded plate assembly

Welded connection

Headed Stud culvert concrete

Precast and wingwall joint wrap along culvert

Grout and mastic wingwall

Concrete

D2

STATE PROJECT

NUMBER

SHEET

CO

CO ERFO 250(1)

S

L e o

J

N e ig h o r h e c k e d b y

D e s ig n e d b y

12" depth

Aggregate Base, Method 2, /2

/2

14 feet Span, 8 Feet Rise, Precast Reinforced Concrete Box.

Aggregate Base, Method 2, is subsidary to pay item 60220-4450

Factored bearing resistance: 1.5 ton/sq. ft.

Unit weight: 125 lbs/cu. ft.

SOIL:

of any bar shall be 2-inches.

(ASTM, A615) grade 60. The minimum concrete cover to the face

All reinforcing steel shall conform to AASHTO M31, deformed

REINFORCING STEEL:

-inch.4

Chamfer all exposed edges with minimum 28-day design compressive strength f'c=4500 psi.

All concrete shall be structural concrete, class A(AE)

CONCRETE:

HL-93.

LIVE LOAD:

Concrete: 150 lb per cubic foot.

DEAD LOAD:

the CO. See section 104.

and grades shown in the plans and provide shop drawings for review by and cut-off walls conforming to ASTM-C1577 and to the dimensions, lines, Contractor shall provide precast concrete box culvert, headwalls, wingwalls, of Roads and Bridges on Federal Highway Projects, FP-14 (U.S. Customary).

Federal Highway Administration Standard Specifications for Construction

Detail is for general information only.

CONSTRUCTION:

In t_ ft c m y f il e s \p w p r o d u c ti o n \d

\m t-e f .d g n

:1 u g u s t

(t y p

24"24" 7'-0"7'-0"

10" min.

10" min. base slab per manufacturer (4' min.)

Watertight box joint spacing

36'-0" ty p

BOX CULVERT BEDDING DETAIL

10"

15°

WATERTIGHT BOX JOINT SECTION

R is e

DETAIL

HEADWALL AND CUTOFF WALL

Headwall (per precast culvert manufacturer)

Headwall (per precast culvert manufacturer) precast culvert manufacturer)

Cutoff wall (per

R is e

NOTE:

SECTION PROFILE

SHEET 2 of 2

STRUCTURE DETAILS

BOX CULVERT

NO SCALE

3.

2.

1.

V a ri e s

1'-0" long spaced 3'-0" max.

3" dia. holes with No. 8 dowels

1'-0" long spaced 3'-0" max.

3" dia. holes with No. 4 dowels

1'-0" long spaced 3'-0" max.

3" dia. holes with No. 4 dowels

1'-0" long spaced 3'-0" max.

3" dia. holes with No. 8 dowels

2'-6" max.

Span + 4'

Aggregate Base, Method 2

R is e

Span Thickness in 6" lifts

Soil compacted

Aggregate Base, Method 2, 12" depth

Cutoff wall (per precast culvert manufacturer)

"2

4"8 ref.

rope

" mastic 4

" gap2

Non-shrink grout

"4

4 " ref.8 top and sides only

(outside joint) on mastic joint wrap

Grout and 9" wide

Inside face of box culvert box culvert

Outside face of

10"

14' Span gasket Closed cell

D3

STATE PROJECT

NUMBER

SHEET

CO

ERFO 250(1)

L e o

J

N e ig h o r h e c k e d b y

D e s ig n e d b y

/2

/2

1.5 inches or greater than 2.0-inches.

concrete cover over the reinforcing steel shall not be less than reinforcing meeting the requirements of AASHTO LRFD Section 5.

Reinforcing for headwall and cutoff walls shall be welded wire recommendations.

Dowels shall be installed in accordance with the manufacturers

Fill dowel holes with polymer mortar.

:1 u g u s t

In t_ ft c m y f il e s \p w p r o d u c ti o n \d

\m t-e g .d

PLASTIC LINED DIVERSION CHANNEL

RIPRAP LINED DIVERSION CHANNEL

TEMPORARY CULVERT

DIVERSION CHANNEL

SECTION B-B

SECTION A-A

SECTION A-A SECTION B-B

SECTION B-B

PLAN

W

B

W

B

W

B B

W

T T

Ø when scheduled)

Silt fence (typ.

embankment

Roadway embankment

Roadway

Temporary culvert backfill

Subgrade

Bedding

Sandbags

Riprap lining Riprap lining backflow into natural channel

Use sandbags to prevent

Permanent natural channel

Earthwork limits when scheduled)

Silt fence (typ.

See Note 5

Permanent culvert

Roadway centerline temporary barrier

Use sandbags to construct

SandbagsPlastic liner

SSSS

SS SS

D

D D

D

SS

SS

SS SS

FlowFlow

FlowFlow

Plastic liner when scheduled)

Silt fence (typ.

using one of the methods listed in Subsection 204.11(a).

temporary culvert. Compact temporary culvert backfill channel through the roadway embankment with

When specified replace the portion of the diversion

A

A

BB

GeotextileGeotextile

Flow

Natural ground and secure with sandbags (typ.)

5.

4.

3.

2.

1.

clearing limits

Temporary diversion channel must stay within the defined

6" deep and secure with riprap or sandbags.

liner. Bury the upstream edge of the liner a minimum of

Do not construct with longitudinal joints if using a plastic

Construct channel at a minimum grade of 0.5 percent.

width of the temporary diversion channel.

Use plastic liner or riprap along the entire length and

157-5

STANDARD APPROVED FOR USE 6/2005

DRAFT: 3/2014

REVISED: 6/2007

DIVERSION CHANNELS

TEMPORARY

2'2'

Bury plastic liner 6" deep

2'2'

STATE PROJECT

U.S. DEPARTMENT OF TRANSPORTATION

FEDERAL HIGHWAY ADMINISTRATION

U S

C

C C

O e r fo

R o a d w a y C

A D

D S h e e ts E S td

.d g n

F e b r u a r y

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

NOTE:

with plastic liner or riprap

Temporary diversion channel

CO

ALAMOSA CANYON

ERFO 250 (1)

E1

SILT FENCE

6" min. trench

6" min.

18" min.

30" min.

24" min.

C157-50

NOTE:

4.

3.

2.

1.

6 ft. (max.)

fence support mesh = withoutPost spacing

10 ft. (max.)

fence support mesh =withPost spacing running around the ends.

fence up the slope to prevent water from

As the slope is constructed, curve the silt contours as closely as possible.

Install silt fence to follow the ground manufacturer's recommendations.

machine-sliced silt fence according to the slicing as approved by the CO. Install

Silt fence may be installed using machine

DETAIL APPROVED FOR USE

REVISED: 08/2014

P

M C C

O e r fo

R o a d w a y C

A D

D S h e e ts E C .d g n

CENTRAL FEDERAL LANDS HIGHWAY DIVISION

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

U.S. CUSTOMARY DETAIL

DETAIL

U s e r a m a n d a .p e te r s

STATE PROJECT

NUMBER

SHEET

CO

ALAMOSA CANYON

CO ERFO 250 (1)

E2

ELEVATION

PLAN

POST AND GEOTEXTILE INSTALLATION DETAIL

SILT FENCE INSTALLATION AT TOE OF FILL

Flow Fi ll slo pe

Flow

T o e o f s lo p e

Flow

(undisturbed)

Existing ground

END POSTS DETAIL

PLAN

PLAN

END DETAIL

ELEVATION

Fi ll sl op e

Steel or wood post

Backfilled and compacted soil

Limits of clearing

Steel or wood post

Varies

Varies

See Note 3 for spacing

See Note 4

Fasten fabric to posts.

around each post one full turn.

Fold geotextile fabric

NO SCALE

PLAN

T o e o f s lo

Note 3See

Staple or tie

Top of posts tied together.

Posts driven tightly together.

Steel or wood posts

POSTS AT JOINTS

See End Posts Detail

End posts

Geotextile fabric

Staple or tie

SILT FENCE AS PERIMETER CONTROL

Fill

Existing ground

Sheet flow Silt fence

PLAN

SECTION A-A

A

A

Roadway

Edge of shoulder

Edge of shoulder

Toe of slope

Toe of slope

Posts Detail

See End

End posts

Silt fence

Fence support mesh (optional)

Section A fabric

Geotextile

Section B

Geotextile fabric

Geotextile

See Typical Section Sheet

12" min.

DETAIL APPROVED FOR USE 01/2011

FIBER ROLL

Maximum spacing (ft)

9" Ø Fiber Roll

Flow

12" min.

C le a r in g

L im it

S lo ta k e

INSTALLATION DETAIL

FIBER ROLL AS PERIMETER CONTROL

uphill side of fiber roll

Place excavated material on

STATE PROJECT

NUMBER

SHEET

P

M C C

O e r fo

R o a d w a y C

A D

D S h e e ts E C .d g n

U s e r a m a n d a .p e te r s

CENTRAL FEDERAL LANDS HIGHWAY DIVISION

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

U.S. CUSTOMARY DETAIL

DETAIL

AT CULVERT OUTLET

FIBER ROLL

flared end section

Culvert inlet with

AT CULVERT INLET

FIBER ROLL

flared end section

Culvert outlet with Flow

D ire c tio n o f ru n o ff

Flow

FIBER ROLL LAPPING DETAIL

Stagger joints (typ.)

FIBER ROLL JOINT DETAIL

FIBER ROLL SLOPE LAYOUT

spacing table See Fiber Roll

Install fiber rolls along contours Wood stakes

Fiber Roll

Slope

Fiber Roll

Pay Limits

Pay Limits overlap 12" (min.)

Fill slope

C157-55 side of fiber roll material on uphill

Place excavated

Flow Flow

54" or larger

Culvert Size

24" or smaller

30" to 48"

9" Ø Fiber Roll length (ft)

FIBER ROLLS AT CULVERTS*

needed due to project-specific conditions.

top of the culvert inlet only. Adjust length as

*Approximate length shown for rolls across the

See note 6 control runoff culvert as needed to

Install fiber rolls below

6.

5.

4.

3.

2.

1.

disturbance.

and all water entering the culvert is crossing the disturbance is on both the road and around the culvert

Place fiber rolls all the way around the inlet when the under it.

water is forced to flow through fiber roll rather than against upstream side of fiber roll to ensure storm with trench bottom and sides. Tamp soil backfill to the contour. Place fiber rolls in continuous contact

For fiber rolls on bare soil, construct trenches parallel

Expose stakes 2" above top of fiber roll.

Drive stakes into undisturbed soil at least 12" deep.

from each end.

2' o.c. max. culverts. Stake fiber rolls 6-inches stakes. Space stakes 4' o.c. max. on slopes and

Stake fiber rolls in place with 1" x 1" or 1" Ø wood vary more than 5% from level.

section of fiber roll, do not allow the fiber roll to

Install fiber rolls along slope contours. For any 20' to installation.

Repair all rills or gullies and properly compact prior

A A

Trench 2" min.

See no te 3

See no te 3

2" min.

Trench table for length requirements

See Fiber Rolls at Culverts culvert inlet

Install fiber rolls around table for length requirements

See Fiber Rolls at Culverts culvert outlet

Install fiber rolls around

Flow

Fiber roll roll 2" min.

Trench fiber

SECTION A-A

REVISED: 12/2017

ALAMOSA CANYON

CO ERFO 250 (1)

E3

Flow

NO SCALE

1V:4H or flatter

Slope Gradient

1V:2H or steeper

STAKE DETAIL

uphill side of fiber roll

Place excavated material on

Fill or cut slope

FIBER ROLL SPACING TABLE*

project-specific conditions.

*Approximate spacing shown. Adjust spacing as needed due to

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

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

G20-2

G20-2

G20-2

See Note 11

G20-1

See Note 11

G20-1

M in o r R o a d

M a jo r R o a d

See Note 10

W20-1

See Note 10

W20-1

See Note 9

W16-8P

W20-1 over

See Note 9

W16-8P

W20-1 over

W20-1

Ro ad N am e

SIGN SPACING TABLE

ROAD TYPE

DISTANCE BETWEEN

A B C

14.

13.

12.

11.

10.

9.

8.

7.

6.

5.

4.

3.

2.

1.

ROAD WORK

END

WORK

ROAD

AHEAD

ROAD WORK

END

ROAD WORK

END

ROAD WORK

END

WORK

ROAD

AHEAD

WORK

ROAD

AHEAD

See Note 10

W20-1

See Note 10

W20-1

G20-2 the distance to the work area in feet or in miles. Install an additional W20-1

The message on the W20-1 signs may be "ROAD WORK AHEAD" or may specify of the road on which the construction does occur (applies to major roads only).

construction work occurs, include a supplementary plaque indicating the name

If W20-1 is placed on a roadway other than that on which the actual post-mounted signs when not applicable.

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

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

NCHRP-350 or MASH for crashworthiness.

Ensure all sign supports exposed to impact by traffic meet the requirements of indicate a maximum recommended speed through the construction area.

Install advisory speed plates under the W20 series warning signs as needed to construction conditions.

Additional or different message signs may be required to fit the actual messages as required.

locate the warning signs as determined by the CO for best results. Vary

Where advance warning signs, placed as shown, interfere with permanent signs, traffic control plan as necessary to accommodate actual operations.

to this project. The Contractor may add or delete information and details in this

Not all details shown on the temporary traffic control sheets may be applicable

Erect all project advance warning signs before starting construction work.

retroreflective sheeting types.

Refer to the Section 635 of the Special Contract Requirements for allowable

State standards may be used as an alternative if approved by the CO.

that an encroachment permit has been obtained.

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

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

Expressway / Freeway

A

B

C

(S ee S ig n

Sp ac in g

Ta bl e)

ADVANCE

W

ARNI

NG

AREA

as d et er m in ed b y th e

CO

W or k zo ne A re a of In flu en ce

Pr oj ec t L im its

A

A

(S ee S ig n

Sp ac in g

Ta bl e)

ADVANCE

W

ARNI

NG

AREA

A

A

ROAD NAME

ROAD NAME

ROAD WORK

NEXT xx MILES

WORK

ROAD

xxxxxxx

WORK

ROAD

xxxxx

WORK

ROAD

xxxxxxx

WORK

ROAD

xxxxxxx

ROAD WORK

NEXT xx MILES

(optional)

W13-1P

(optional)

W13-1P xx

MPH

xx

MPH

STANDARD APPROVED FOR USE 6/2005

DRAFT: 6/2014

REVISED:

For work zones that are 2 miles or more in length, install G20-1 signs at signs "B" feet apart according to the Sign Spacing Table.

sign when approach speeds exceed 50 MPH. When used place the two W20-1

Rural greater than 50 MPH

Urban and Rural 35 MPH to 50 MPH

Urban and Rural 30 MPH and less

SIGNS IN FEET

635-1

ADVANCE SIGNING

TEMPORARY TRAFFIC CONTROL

CO

ALAMOSA CANYON

ERFO 250 (1)

T1

STATE PROJECT

S

C

C C

O e r fo

R o a d w a y C

A D

D S h e e ts T S td

.d g n

A u g u s t

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

Traffic flow

Traffic flow

See Note 4

W20-1 W20-7W20-4

See Note 4

G20-2

Spacing Table)

(See Length and

(optional)

WORK SPACE (optional)(optional)

(optional)

W13-1P

(optional)

W16-2P

7.

6.

5.

4.

3.

2.

1.

the buffer space.

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

Requirements, Section 156.

For project specific minimum width, refer to the Special Contract

For night time flagging operation, provide floodlighting at flagger stations.

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

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

a conspicuous location on the rear of vehicle. Prominently display the

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

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

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

LENGTH AND SPACING TABLE

SPEED*

APPROACH

AREA

TAPER

SPACE

BUFFER

SPACE

WORK

CHANNELIZING DEVICE

not the advisory speed.

Approach speed based on the regulatory posted speed, *

SIGN SPACING TABLE

ROAD TYPE

DISTANCE BETWEEN

A B C

LENGTH

BUFFER SPACE

NOTE:

Expressway / Freeway

WORK

ROAD

AHEAD

ONE LANE

ROAD

AHEAD

xx

MPH

xxx

FEET

ROAD WORK

END

ATAPER AREABUFFER SPACEVARIABLEBUFFER SPACETAPER AREAABC

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

Device spacing

BUFFER SPACE

Channelizing devices

Flagger location

Flagger location

635-6

STANDARD APPROVED FOR USE 6/2005

DRAFT: 8/2013

REVISED:

MPH FEET

Rural greater than 50 MPH

Urban and Rural 35 MPH to 50 MPH

Urban and Rural 30 MPH and less

SIGNS IN FEET

(WITH FLAGGERS)

SINGLE LANE CLOSURE LAYOUT

TEMPORARY TRAFFIC CONTROL

SPACING IN FEET

50' - 100' 50' - 100' (optional)

See Note 6

10' min.

STATE PROJECT

NUMBER

SHEET

T2

U.S. DEPARTMENT OF TRANSPORTATION

FEDERAL HIGHWAY ADMINISTRATION

ALAMOSA CANYON

CO ERFO 250 (1)

CO

U

C

O e r fo

R o a d w a y C

A D

D S h e e ts T S td

.d g n

J a n u a r y

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

"X"

WIDTH AREA

OF POSTS

NUMBER POST SIZE D HOLE SIZE

WOOD POST SELECTION TABLE

SINGLE POST SIGN TWO POST SIGN

SIGN INSTALLATION ANGLE

POST DETAIL

S e e N o te

S e e N o te

See Note 4 E d g e o f tr a v e le d w a y

E d g e o f p a v e d s h o u ld e r

CL

NO SCALE

Post

Local tangent

Bottom of sign panel

X

H

H

D

H

0.75X

X

X

H

Y D

H

0.2X

0.6X

0.2X

D

See post detail (typ.)

Break-away holes.

Long side of post

D

90°

93°

635-14

STANDARD APPROVED FOR USE 6/2005

DRAFT: 10/2017

REVISED:

6" x 6" or larger.

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

use 7' minimum mounting height for main sign a minimum lateral distance of 1' behind the face of lateral offset of 2' may be used. In areas with curbs, Diamond ≤ 48"

> 30'

> 17'

12' - 16'

> 13'

< 10

65 - 95

65 - 95

50 - 65

50 - 65

20 - 50

10 - 20

10 - 20

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

(INCH) (INCH)

(INCH)(SQFT)

Other Shapes ≤ 48" Diamond ≤ 36"

Other Shapes ≤ 12' Diamond ≤ 48"

200' m in m in

6' - 12'

WOOD POSTS

SIGN INSTALLATION

TEMPORARY TRAFFIC CONTROL

" dia. bolts 4 1Attach sign panels with a minimum of 2 -

1.5

1.5

1.5

1.5

CO

ALAMOSA CANYON

CO ERFO 250 (1)

T3

STATE PROJECT

NUMBER

SHEET

S

C

C C

O e r fo

R o a d w a y C

A D

D S h e e ts T S td

.d g n

J a n u a r y

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

7.

6.

5.

4.

3.

2.

1.

by the CO.

State standards may be used as an alternative if approved

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.

per post.

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

NOTE:

See table for hole size parallel to sign face.

Field drill holes through post

10+00.10

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,180 9,180

9,190 9,190

9,200 9,200

1:4 +2.0% -2.0% 1:4

9,190.03 Des Grade =

9,189.53 Subgrade =

9,190.03 Original Grnd =

10+10.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,180 9,180

9,190 9,190

9,200 9,200

+2.0% 1:4 1:4

-2.0%

9,190.68 Des Grade =

9,190.18 Subgrade =

9,190.10 Original Grnd =

ALAMOSA CANYON

X-SECTIONS

Central Federal Lands Highway Division

FHWA, Office of Federal Lands Highway

:1

F e b r u a r y

S h e

C O

\e rf o (1

R o a d w a y \C

A D

D S h e e ts

\X -M

L X s e c \X

S S

E

R F

O T e s t.

d g n

ALAMOSA CANYON

X1

10+20.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

+2.0% 1:4

1:

2 1:2

1:4 -2.0%

9,191.54 Des Grade =

9,191.04 Subgrade =

9,190.18 Original Grnd =

10+30.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

+2.0% 1:4

1:

2 1:2

1:4 -2.0%

9,192.58 Des Grade =

9,192.08 Subgrade =

9,190.25 Original Grnd =

X-SECTIONS

Central Federal Lands Highway Division

FHWA, Office of Federal Lands Highway

:4

D e c e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X2

10+40.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:4 -2.0%

9,193.56 Des Grade =

9,193.06 Subgrade =

9,190.37 Original Grnd =

10+50.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:4 -2.0%

9,194.40 Des Grade =

9,193.90 Subgrade =

9,190.62 Original Grnd =

FHWA, Office of Federal Lands Highway

:2 e c e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X3

10+60.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:2

1:4 -2.0%

9,195.10 Des Grade =

9,194.60 Subgrade =

9,190.87 Original Grnd =

10+70.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:2

1:4 -2.0%

9,195.66 Des Grade =

9,195.16 Subgrade =

9,191.19 Original Grnd =

FHWA, Office of Federal Lands Highway

:4

N o v e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X4

10+60.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:2

1:4 -2.0%

9,195.10 Des Grade =

9,194.60 Subgrade =

9,190.87 Original Grnd =

FHWA, Office of Federal Lands Highway

:4

N o v e m b e r

.1

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d

10+60.1

10+80.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:2

1:4 -2.0%

9,196.07 Des Grade =

9,195.57 Subgrade =

9,196.07 Original Grnd =

10+90.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:4 -2.0%

9,196.34 Des Grade =

9,195.84 Subgrade =

9,196.34 Original Grnd =

ALAMOSA CANYON

X-SECTIONS

Central Federal Lands Highway Division

FHWA, Office of Federal Lands Highway

:3

F e b r u a r y

.0

S h e

C O

\e rf o (1

R o a d w a y \C

A D

D S h e e ts

\X -M

L X s e c \X

S S

E

R F

O T e s t.

d g n

ALAMOSA CANYON

X5

11+00.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:4 -2.0%

9,196.47 Des Grade =

9,195.97 Subgrade =

9,196.47 Original Grnd =

11+10.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:4 -2.0%

9,196.45 Des Grade =

9,195.95 Subgrade =

9,196.45 Original Grnd =

ALAMOSA CANYON

X-SECTIONS

Central Federal Lands Highway Division

FHWA, Office of Federal Lands Highway

:1

F e b r u a r y

.0

S h e

C O

\e rf o (1

R o a d w a y \C

A D

D S h e e ts

\X -M

L X s e c \X

S S

E

R F

O T e s t.

d g n

ALAMOSA CANYON

X6

11+20.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:4 -2.0%

9,196.29 Des Grade =

9,195.79 Subgrade =

9,196.29 Original Grnd =

FHWA, Office of Federal Lands Highway

:4

N o v e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X7

11+30.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:2

1:4 -2.0%

9,195.99 Des Grade =

9,195.49 Subgrade =

9,192.56 Original Grnd =

FHWA, Office of Federal Lands Highway

:4

N o v e m b e r

.1

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X8

11+40.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:2

1:4 -2.0%

9,195.55 Des Grade =

9,195.05 Subgrade =

9,191.70 Original Grnd =

11+50.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:2

1:4 -2.0%

9,194.96 Des Grade =

9,194.46 Subgrade =

9,190.81 Original Grnd =

FHWA, Office of Federal Lands Highway

:4

N o v e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X9

11+60.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:4 -2.0%

9,194.23 Des Grade =

9,193.73 Subgrade =

9,190.13 Original Grnd =

11+70.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

+2.0% 1:4

1:2

1:4 -2.0%

9,193.36 Des Grade =

9,192.86 Subgrade =

9,189.89 Original Grnd =

FHWA, Office of Federal Lands Highway

:4

N o v e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X10

11+80.00

9,170 9,170

9,180 9,180

9,190 9,190

9,200 9,200

1:4 1:2

-2.0%

9,192.38 Des Grade =

9,191.88 Subgrade =

9,189.65 Original Grnd =

11+90.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190

1:4 +4.7%

1:2

1:4 -2.0%

9,191.41 Des Grade =

9,190.91 Subgrade =

9,189.41 Original Grnd =

FHWA, Office of Federal Lands Highway

:4

N o v e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X11

12+00.00

9,170 9,170

9,180 9,180

9,190 9,190

+2.0% 1:4

1:

1:2

1:4 -2.0%

9,190.57 Des Grade =

9,190.07 Subgrade =

9,189.36 Original Grnd =

12+10.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,170 9,170

9,180 9,180

9,190 9,190 +2.0%

1:4 1:

2 1:2

1:4 -2.0%

9,189.93 Des Grade =

9,189.43 Subgrade =

9,189.32 Original Grnd =

FHWA, Office of Federal Lands Highway

:4

N o v e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X12

12+20.00

9,180 9,180

9,190 9,190 +2.0% 1:4 1:4

-2.0%

9,189.49 Des Grade =

9,188.99 Subgrade =

9,189.28 Original Grnd =

12+30.00

-70 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70

9,180 9,180

9,190 9,190 +2.0% 1:4 1:4

-2.0%

9,189.25 Des Grade =

9,188.75 Subgrade =

9,189.23 Original Grnd =

FHWA, Office of Federal Lands Highway

:0 e c e m b e r

.0

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X13

12+31.79

9,180 9,180

9,190 9,190 1:4 +2.0% -2.0% 1:4

9,189.23 Des Grade =

9,188.73 Subgrade =

9,187.73 Original Grnd =

FHWA, Office of Federal Lands Highway

:2

D e c e m b e r

.7

S h e

C O

\e rf o

(1

R o a d w a y

\C A

D D

S h e e ts

\X -M

L

X s e c \X

S S

E

R F

O

.d g n

ALAMOSA CANYON

X14