State profile · Below median Poor share

Colorado bridge safety

Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Colorado, based on the FHWA National Bridge Inventory.

8,965
Public bridges
32.0%
Good condition
4.3%
Poor condition

Data updated May 2026

Total Bridges

8,965

Public highway bridges in Colorado

Good Condition

32.0%

2,865 bridges rated 7-9

-18.0pp vs 50% benchmark

Poor Condition

4.3%

387 bridges whose lowest applicable component is rated 0-4

-2.7pp vs national avg 7.0%

Colorado vs national bridge condition

Colorado - Good condition share 32.0%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Colorado - Poor-condition share 14.4%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Colorado vs nearby ranks

Adjacent states by Poor-condition share (lower share = better)

States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Colorado on the same metric.

TN

Tennessee

3.97% top marginal rate
Structure
Progressive
Burden @ $100K
$20,426

MD

Maryland

4.27% top marginal rate
Structure
Progressive
Burden @ $100K
$5,527
Selected

CO

Colorado

4.32% top marginal rate
Structure
Progressive
Burden @ $100K
$8,965

OR

Oregon

4.46% top marginal rate
Structure
Progressive
Burden @ $100K
$8,310

OH

Ohio

4.54% top marginal rate
Structure
Progressive
Burden @ $100K
$26,753

Bridges Needing Most Attention in Colorado

Six lowest-condition bridges in Colorado, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

All Bridges in Colorado

E. FREMONT DR

Good

Over: DOVE CREEK

.2 MI E OF JORDAN RD, Arapahoe, CO

Built 1985 Load: 98.4 t ADT: 1,205

SH 115 ML

Good

Over: RED CREEK

16 MI S / 83, ACADEMY BLV, El Paso, CO

Built 2002 Load: 99.0 t ADT: 8,900

IRR BIA RTE 202

Good

Over: NAVAJO WASH

2 KM EAST OF TOWAOC CO, Montezuma, CO

Built 1980 Load: 99.0 t ADT: 1,600

IRR BIA RT 201

Good

Over: NAVAJO WASH

S TOWOAC, .4KM W HWY 160, Montezuma, CO

Built 1995 Load: 99.0 t ADT: 400

FEDERAL BLVD

Good

Over: RANCH CREEK

N OF 120TH AVE ON FEDERAL, Adams, CO

Built 2002 Load: 99.9 t ADT: 10,952

ALEXANDER DRIVE

Good

Over: EAST TOLLGATE CREEK

0.1 MI E OF AURORA PKWY, Arapahoe, CO

Built 2005 Load: 99.9 t ADT: 4,138

Lookout Road

Good

Over: Boulder Cr. Supply Ditch

0.28 Mi E of Spine Road, Boulder, CO

Built 1996 Load: 99.9 t ADT: 10,395

Lookout Road

Good

Over: Whiterock Ditch

0.32 Mi Eof Spine Street, Boulder, CO

Built 1996 Load: 99.9 t ADT: 10,395

COUNTY ROAD 165

Good

Over: UNNAMED DRAW

.8 MI N of CR 160, Chaffee, CO

Built 1995 Load: 99.9 t ADT: 57

US 50 ML

Good

Over: N.FK.SOUTH ARKANSAS RVR

0.1 MI E OF MAYSVILLE, Chaffee, CO

Built 2003 Load: 99.9 t ADT: 2,800

US 40 ML

Good

Over: DRAW

9.3 MI SE OF LINCOLN-CHYN, Cheyenne, CO

Built 1986 Load: 99.9 t ADT: 3,300

US 40 ML

Good

Over: DRAW

10.0 MI SEOF LINCOLN-CHYN, Cheyenne, CO

Built 1986 Load: 99.9 t ADT: 3,300

US 160 ML

Good

Over: CANAL

@ BLANCA, 21 MI E OF ALAM, Costilla, CO

Built 1970 Load: 99.9 t ADT: 5,000

SH 142 ML

Good

Over: RITO SECO CREEK

IN SAN LUIS, Costilla, CO

Built 1936 Load: 99.9 t ADT: 440

SH 69 ML

Good

Over: DEMOCRAT GULCH

14 MI N HUERFANO-CUSTER C, Custer, CO

Built 1993 Load: 99.9 t ADT: 2,100

COUNTY ROAD 4175

Good

Over: GRAVEL ROAD

.1 MI S OF SH 133, Delta, CO

Built 1979 Load: 99.9 t ADT: 286

51ST AVENUE

Good

Over: MONTBELLO DITCH

JUST WEST OF HAVANA ST, Denver, CO

Built 1995 Load: 99.9 t ADT: 3,953

WILLIAMS STREET

Good

Over: GREENWAY CHANNEL

WILLIAMS ST/GRNWY CHANNEL, Denver, CO

Built 2020 Load: 99.9 t ADT: 881

GLENEAGLES VILLAGE

Good

Over: BIG DRY CREEK

0.6 MI W OF SOUTH QUEBEC, Douglas, CO

Built 1985 Load: 99.9 t ADT: 4,091

PATROL ROAD

Good

Over: EAST CHANNEL

0.45 miles east of Enoch, El Paso, CO

Built 2022 Load: 99.9 t ADT: 50

RANGEWOOD DRIVE

Good

Over: COTTONWOOD CREEK

0.4 MI S OF WOODMEN RD, El Paso, CO

Built 1985 Load: 99.9 t ADT: 8,083

LOCAL DRAINAGE

Good

Over: FOREIGN TRADE ZONE BLVD

0.1 MI N OF BRADLEY RD, El Paso, CO

Built 1901 Load: 99.9 t ADT: 435

TANK TRAIL

Good

Over: DRAINAGE DITCH

TANK TRAIL, El Paso, CO

Built 2009 Load: 99.9 t ADT: 500

DZURIS ROAD

Good

Over: BIG SANDY CREEK TRIB.

JUST E OF FAIRPLAY ROAD, El Paso, CO

Built 1989 Load: 99.9 t ADT: 53

HARRISVILLE RD

Good

Over: MUSTANG CREEK

0.8 MI WEST OF SIMLA HWY, El Paso, CO

Built 1988 Load: 99.9 t ADT: 124

HARRISVILLE RD

Good

Over: MUSTANG CREEK

1.2 MI EAST OF SIMLA HWY, El Paso, CO

Built 1988 Load: 99.9 t ADT: 82

ALTA VISTA ROAD

Good

Over: MUSTANG CREEK

0.4 MI E OF BERRIDGE RD, El Paso, CO

Built 1989 Load: 99.9 t ADT: 24

DAVENPORT ROAD

Good

Over: LITTLE HORSE CREEK

0.1 MI N OF CORONA ROAD, El Paso, CO

Built 1991 Load: 99.9 t ADT: 36

EURICH ROAD

Good

Over: BIG SANDY CREEK TRIB

1.87 MI N OF MCCLASKEY RD, El Paso, CO

Built 1995 Load: 99.9 t ADT: 60

SIMLA HIGHWAY

Good

Over: MUSTANG CREEK

1.2 MI N OF FUNK ROAD, El Paso, CO

Built 1994 Load: 99.9 t ADT: 30

RAMAH HIGHWAY

Good

Over: N. FORK HORSE CREEK

1.5 MI S HARRISVILLE ROAD, El Paso, CO

Built 1991 Load: 99.9 t ADT: 118

W FRONTAGE ROAD

Good

Over: SAND CREEK

FRONTAGE RD N OF AIRPORT, El Paso, CO

Built 1995 Load: 99.9 t ADT: 52,000

US 24 ML

Good

Over: SAND CREEK

S OF PLATTE ON POWERS BLV, El Paso, CO

Built 1995 Load: 99.9 t ADT: 52,000

SH 115 ML

Good

Over: DRAW

8.7 MI NE FREMONT C.L., El Paso, CO

Built 2002 Load: 99.9 t ADT: 8,900

CO RD 25/ELBERT RD

Good

Over: KIOWA CREEK TRIBUTARY

4.6 MI S OF HWY 86, Elbert, CO

Built 1998 Load: 99.9 t ADT: 1,410

SH 115 ML

Good

Over: BRUSH HOLLOW CREEK

2.2 MI S OF PENROSE, Fremont, CO

Built 2006 Load: 99.9 t ADT: 4,500

US 40 ML

Good

Over: PASS CREEK

0.71 MI W OF JCT SH 134, Grand, CO

Built 1994 Load: 99.9 t ADT: 2,300

RAMP TO I 25 SBND

Good

Over: DRAW R

16.8 MI NO OF WALSENBURG, Huerfano, CO

Built 1965 Load: 99.9 t ADT: 7,000

JOSEPH CIRCLE

Good

Over: TUCKER GULCH

1.5 BLOCKS SE OF HWY 93, Jefferson, CO

Built 2005 Load: 99.9 t ADT: 548

ENT TO CITY PARK

Good

Over: S. BRANCH HYLAND CREEK

JUST NORTH OF 104TH AVE, Jefferson, CO

Built 1998 Load: 99.9 t ADT: 919

I 70 SERVICE RD

Good

Over: DRAW SR

0.75 MI W. OF KS BORDER, Kit Carson, CO

Built 1963 Load: 99.9 t ADT: 380

SH 59 ML

Good

Over: DRAW

4.8 MI S OF JCT I70, Kit Carson, CO

Built 1990 Load: 99.9 t ADT: 400

US 385 ML

Good

Over: DRAW

9.2 MI S OF BURLINGTON, Kit Carson, CO

Built 1995 Load: 99.9 t ADT: 1,000

COUNTY ROAD 240

Good

Over: FLORIDA RIVER

2 MI NE OF CR 225, La Plata, CO

Built 1976 Load: 99.9 t ADT: 3,235

US 550 ML

Good

Over: ROADWAY, GAME UNDERPASS

3 MI N. OF HERMOSA, La Plata, CO

Built 1977 Load: 99.9 t ADT: 3,200

IRR# US 550 ML

Good

Over: DRAINAGE/GAME CROSSING

0.6 MI N OF NEW MEXICO, La Plata, CO

Built 1999 Load: 99.9 t ADT: 8,100

US 24 ML

Good

Over: LAKE CREEK

JUST N. JCT SH82, Lake, CO

Built 1993 Load: 99.9 t ADT: 4,200

US 287 ML

Good

Over: Little Cache La Poudre D

NW OF FT. COLLINS, Larimer, CO

Built 1987 Load: 99.9 t ADT: 9,900

Timberline Road

Good

Over: Fossil Creek

0.2 Mi. N. Carpenter Rd., Larimer, CO

Built 2004 Load: 99.9 t ADT: 12,006

County Road 11

Good

Over: Poudre Valley Canal

0.2 Mi N of Co Rd 62E, Larimer, CO

Built 1986 Load: 99.9 t ADT: 279

Showing 8,501-8,550 of 8,965 bridges

Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.