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%.

Condition Distribution

Colorado35.3%59.9%GoodFairPoor
Bridge inventory deck-condition mix - Colorado (FHWA NBI)

Counties (64)

Adams 535 Alamosa 16 Arapahoe 391 Archuleta 44 Baca 106 Bent 68 Boulder 311 Broomfield 66 Chaffee 84 Cheyenne 61 Clear Creek 77 Conejos 62 Costilla 39 Crowley 28 Custer 20 Delta 64 Denver 458 Dolores 28 Douglas 263 Eagle 174 El Paso 686 Elbert 85 Fremont 137 Garfield 167 Gilpin 19 Grand 88 Gunnison 100 Hinsdale 31 Huerfano 94 Jackson 47 Jefferson 464 Kiowa 31 Kit Carson 130 La Plata 102 Lake 17 Larimer 559 Las Animas 207 Lincoln 129 Logan 182 Mesa 319 Mineral 26 Moffat 80 Montezuma 61 Montrose 118 Morgan 192 Otero 195 Ouray 39 Park 55 Phillips 27 Pitkin 62 Prowers 137 Pueblo 264 Rio Blanco 54 Rio Grande 71 Routt 96 Saguache 41 San Juan 13 San Miguel 59 Sedgwick 64 Summit 57 Teller 27 Washington 75 Weld 614 Yuma 49

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.

County Road 59

Poor

Over: N. Sterling Outlet Canal

0.3 Mi N of Co Rd 58, Logan, CO

Built 1940 Load: 1.4 t ADT: 6

COTTONWOOD ST

Poor

Over: NORTH CRESTONE CREEK

IN TOWN OF CRESTONE, Saguache, CO

Built 1991 Load: 2.3 t ADT: 65

CO Rd 32

Poor

Over: Feeder Ditch

0.28 MI E of Co Rd 75, Las Animas, CO

Built 1970 Load: 2.7 t ADT: 7

POTOMAC STREET

Poor

Over: OBRIAN CANAL

0.2 MILE NORTH OF SH 2, Adams, CO

Built 1940 Load: 3.8 t ADT: 190

88TH AVENUE

Poor

Over: KIOWA CREEK

0.1 MI E OF WOLF CREEK RD, Adams, CO

Built 1950 Load: 4.5 t ADT: 532

IRR# CO RD 500

Poor

Over: CAT CREEK

NEAR CAMADO, Archuleta, CO

Built 1927 Load: 4.7 t ADT: 36

All Bridges in Colorado

County Road 71

Good

Over: Harmony No. 2 Ditch

1.1 Mi N of US Hwy 138, Logan, CO

Built 1996 Load: 39.1 t ADT: 168

County Road 87

Good

Over: South Platte River

0.6 Mi N of Co Rd 42.5, Weld, CO

Built 2009 Load: 39.1 t ADT: 247

64TH AVENUE

Good

Over: LITTLE DRY CRK, LRT/RR

.4 MI WEST OF PECOS, Adams, CO

Built 2016 Load: 39.2 t ADT: 4,530

120TH AVE EBND

Good

Over: S. PLATTE RIVER

1.5 MI W OF US85, Adams, CO

Built 2005 Load: 39.2 t ADT: 8,991

CTY RD 155/FDR 205

Good

Over: NORTH FORK WHITE RIVER

TRAPPER'S LAKE LODGE, Garfield, CO

Built 1949 Load: 39.2 t ADT: 108

SH 58 ML

Good

Over: FORD STREET, WASH

IN GOLDEN, Jefferson, CO

Built 2013 Load: 39.2 t ADT: 18,000

I 25 ML SBND

Good

Over: COUNTY ROAD 16

1.1 MI SO OF JCT SH 402, Larimer, CO

Built 2023 Load: 39.2 t ADT: 86,000

COUNTY RD 8.8

Good

Over: SAN ISIDRO CREEK

.1 MI E OF CR 105.8, Las Animas, CO

Built 1994 Load: 39.2 t ADT: 15

NEWPORT AVENUE

Good

Over: TRIBUTARY TO DRY CREEK

0.2 MI S OF 24TH STREET, Pueblo, CO

Built 2011 Load: 39.2 t ADT: 428

13th Street

Good

Over: Yampa River

300 ft SW of US Hwy 40, Routt, CO

Built 1986 Load: 39.2 t ADT: 3,908

SH 14 ML

Good

Over: COLLINS LATERAL CANAL

6.3 MI E OF JCT SH 257, Weld, CO

Built 1957 Load: 39.2 t ADT: 8,900

County Road 61

Good

Over: Crow Creek

300 Ft N of Co Rd 68, Weld, CO

Built 2017 Load: 39.2 t ADT: 68

County Road 84

Good

Over: Collins Lateral Canal

0.5 Mi E of Co Rd 21, Weld, CO

Built 2004 Load: 39.2 t ADT: 102

County Road 96

Good

Over: Wild Horse Creek

0.95 Mi E of Co Rd 57, Weld, CO

Built 1991 Load: 39.2 t ADT: 20

US 40 ML

Good

Over: BIG SPRING CREEK

4.1 MI NE OF JCT US 287 S, Cheyenne, CO

Built 1968 Load: 39.3 t ADT: 1,200

LOCAL DRAINAGE

Good

Over: FOREIGN TRADE ZONE BLVD

0.4 MI N OF BRADLEY RD, El Paso, CO

Built 1901 Load: 39.3 t ADT: 12,232

SH 21 B/POWERS

Good

Over: COTTONWOOD CREEK

.5 MI N. OF WOODMEN RD., El Paso, CO

Built 2001 Load: 39.3 t ADT: 50,000

Whiteriver Avenue

Good

Over: Rifle Creek

100 Ft N of 16th Street, Garfield, CO

Built 2004 Load: 39.3 t ADT: 3,687

County Road 9E

Good

Over: Big Thompson River

0.4 Mi N of St Hwy 402, Larimer, CO

Built 1988 Load: 39.3 t ADT: 5,310

County Road 17

Good

Over: Home Supply Ditch

1.3 Mi W of Campion, Larimer, CO

Built 2005 Load: 39.3 t ADT: 21,143

CR 229/CROW CUTOFF

Good

Over: MUDDY CREEK

6.6 MI NE OF RYE, Pueblo, CO

Built 2011 Load: 39.3 t ADT: 231

US 40 ML

Good

Over: DRAW

6.6 MI SE OF LINCOLN-CHYN, Cheyenne, CO

Built 1993 Load: 39.4 t ADT: 3,300

LINCOLN AVENUE WB

Good

Over: CHERRY CREEK

1.0 MI WEST OF HIGHWAY 83, Douglas, CO

Built 2000 Load: 39.4 t ADT: 14,905

GARRISON STREET

Good

Over: RALSTON CREEK

JUST S OF BROOKS DR, Jefferson, CO

Built 2013 Load: 39.4 t ADT: 3,986

County Road 25

Good

Over: South Platte River

0.6 MI S of US HWY 6, Logan, CO

Built 1996 Load: 39.4 t ADT: 172

I 76 FRONTAGE ROAD

Good

Over: BIJOU CREEK SR

2.5 MI E OF WIGGINS, Morgan, CO

Built 1977 Load: 39.4 t ADT: 800

County Road 28

Good

Over: Highline Canal

0.1 Mi. E. of Co. Rd. 5, Sedgwick, CO

Built 1998 Load: 39.4 t ADT: 26

County Road 80

Good

Over: Dry Wash

3.0 Mi E of Co Rd 85, Weld, CO

Built 1995 Load: 39.4 t ADT: 19

COUNTY ROAD 13

Good

Over: TRIB N.FK LONE ROCK CRK

.5 MI S OF CR BB, Baca, CO

Built 1997 Load: 39.5 t ADT: 52

FSR 128.1B

Good

Over: ELK CREEK

0.15 MI FROM CO SH 17, Conejos, CO

Built 2011 Load: 39.5 t ADT: 129

MCLAUGHLIN ROAD

Good

Over: LOCAL DRAINAGE

.25 MI S. OF WOODMEN ROAD, El Paso, CO

Built 2001 Load: 39.5 t ADT: 4,876

FDR 108

Good

Over: WILLOW CREEK

0.01 MI. WEST OF HWY. 108, Grand, CO

Built 2000 Load: 39.5 t ADT: 25

West First Street

Good

Over: Greeley Loveland Canal

180 W First Street, Larimer, CO

Built 2023 Load: 39.5 t ADT: 9,792

County Road 40

Good

Over: Cedar Creek

1.9 Mi E of Co Rd 43, Logan, CO

Built 1995 Load: 39.5 t ADT: 97

County road 54

Good

Over: N. Sterling Outlet Canal

0.5 Mi W of SH113, Logan, CO

Built 1994 Load: 39.5 t ADT: 9

COUNTY RD D.5

Good

Over: LEWIS WASH

JUST EAST OF CR 31, Mesa, CO

Built 2013 Load: 39.5 t ADT: 5,787

SH 318 ML

Good

Over: SANDWASH CREEK

11.4 MI W OF SUNBEAM, Moffat, CO

Built 1978 Load: 39.5 t ADT: 180

SH 14 ML

Good

Over: COLLINS LATERAL CANAL

3.5 MI W OF AULT & US85, Weld, CO

Built 1957 Load: 39.5 t ADT: 8,900

US 85 ML

Good

Over: UP RR

5 MI. S. OF GREELEY, Weld, CO

Built 1994 Load: 39.5 t ADT: 19,000

I 76 ML WBND

Good

Over: UP RR

0.2 MI E OF JCT US 85, Adams, CO

Built 2014 Load: 39.6 t ADT: 16,500

N. 95th St (Cr 19)

Good

Over: Liggett Ditch

1.2 Mi S of Co Rd 38, Boulder, CO

Built 1984 Load: 39.6 t ADT: 7,744

HESS ROAD

Good

Over: ACCESS ROAD

3.35M E. OF S. HAVANA ST., Douglas, CO

Built 2012 Load: 39.6 t ADT: 9,535

SH 470 ML EBND

Good

Over: KIPLING PARKWAY

12.4 MI S. OF I 70, Jefferson, CO

Built 1986 Load: 39.6 t ADT: 24,500

County Road 25E

Good

Over: Redstone Creek

3.9 Mi N of Co Rd 24H, Larimer, CO

Built 1990 Load: 39.6 t ADT: 788

SH 12 ML

Good

Over: PURGATOIRE RIVER

1 MI E OF WESTON, Las Animas, CO

Built 1986 Load: 39.6 t ADT: 520

County Road 24

Good

Over: Sterling Ditch No 1

0.1 Mi. E. of US Hwy 6, Logan, CO

Built 1989 Load: 39.6 t ADT: 93

County Road 59

Good

Over: Iliff Platte Valley Ditc

1.0 Mi N of Co Rd 48.5, Logan, CO

Built 1997 Load: 39.6 t ADT: 30

Juniper Road

Good

Over: Intermittent Stream

11 mi from Pueblo, CO, Pueblo, CO

Built 1972 Load: 39.6 t ADT: 175

COUNTY ROAD 220

Good

Over: SQUIRREL CREEK

1.5 MI SW OF BEULAH, Pueblo, CO

Built 1998 Load: 39.6 t ADT: 45

COUNTY ROAD 292

Good

Over: CHALK CREEK

Just N of CR 162, Chaffee, CO

Built 1989 Load: 39.7 t ADT: 79

Showing 7,501-7,550 of 8,965 bridges

Related

All states → | National rankings → | Understanding conditions → | Retired SD term explained →
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.

Understanding Bridge Conditions

How FHWA rates bridge condition on a 0-9 scale.

Check Your Daily Bridges

How to look up bridge condition data for bridges on your route.

Read our methodology — how this data is sourced, computed, and verified.

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.