Total Bridges
8,965
Public highway bridges in Colorado
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
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
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.
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
PoorOver: N. Sterling Outlet Canal
0.3 Mi N of Co Rd 58, Logan, CO
Built 1940 Load: 1.4 t ADT: 6
COTTONWOOD ST
PoorOver: NORTH CRESTONE CREEK
IN TOWN OF CRESTONE, Saguache, CO
Built 1991 Load: 2.3 t ADT: 65
CO Rd 32
PoorOver: Feeder Ditch
0.28 MI E of Co Rd 75, Las Animas, CO
Built 1970 Load: 2.7 t ADT: 7
POTOMAC STREET
PoorOver: OBRIAN CANAL
0.2 MILE NORTH OF SH 2, Adams, CO
Built 1940 Load: 3.8 t ADT: 190
88TH AVENUE
PoorOver: KIOWA CREEK
0.1 MI E OF WOLF CREEK RD, Adams, CO
Built 1950 Load: 4.5 t ADT: 532
IRR# CO RD 500
PoorOver: CAT CREEK
NEAR CAMADO, Archuleta, CO
Built 1927 Load: 4.7 t ADT: 36
All Bridges in Colorado
COUNTY ROAD 31
GoodOver: RED MOUNTAIN CREEK
0.7 MI E US 550 at MP 83, Ouray, CO
Built 1992 Load: 48.8 t ADT: 26
120TH AVENUE
GoodOver: LOCAL DRAINAGE
0.8 MI EAST OF PICADILLY, Adams, CO
Built 1995 Load: 48.9 t ADT: 3,545
MIDLAND AVENUE
GoodOver: ROARING FORK RIVER
.10 MI S OF TWO RIVERS RD, Eagle, CO
Built 1998 Load: 49.0 t ADT: 2,927
HAYSTACK DRIVE
GoodOver: MAYERS GULCH
2 MI E OF EAGLE RANCH RD, Eagle, CO
Built 2014 Load: 49.0 t ADT: 56
Redwood Street
GoodOver: Lake Canal
At Cajetan Street, Larimer, CO
Built 2004 Load: 49.0 t ADT: 1,585
PINE CREST DR
GoodOver: SKI RUN
JUST E OF SPRUCE RIDGE LN, Pitkin, CO
Built 1998 Load: 49.0 t ADT: 359
County Road 9
GoodOver: Highline Canal
0.1 Mi. N. of Co. Rd. 30, Sedgwick, CO
Built 1999 Load: 49.0 t ADT: 14
SH 207 ML
GoodOver: CATLIN CANAL
IN MANZANOLA, Otero, CO
Built 1963 Load: 49.1 t ADT: 1,200
COUNTY ROAD 501
GoodOver: LOS PINOS RIVER
7.2 MI NNW OF BAYFIELD, La Plata, CO
Built 1945 Load: 49.2 t ADT: 2,112
US 85 ML
GoodOver: SPRING CREEK
1.1 MI N OF PIERCE, Weld, CO
Built 2005 Load: 49.2 t ADT: 5,100
County Road 19
GoodOver: Sullivan Ditch
0.5 Mi N of Co Rd 22, Weld, CO
Built 1993 Load: 49.2 t ADT: 4,259
WESTCLIFF PKWY
GoodOver: BIG DRY CREEK
.2 MI SE OF CHURCH RANCH, Jefferson, CO
Built 1996 Load: 49.3 t ADT: 4,806
COUNTY ROAD N
GoodOver: ALKALI CANYON
1.5 MI W OF SH 491, Montezuma, CO
Built 2023 Load: 49.3 t ADT: 385
County Road 27
GoodOver: New Cache La Poudre Cana
0.5 MI S of St Hwy 392, Weld, CO
Built 2009 Load: 49.5 t ADT: 136
SH 265 ML
GoodOver: SAND CREEK
COMMERCE CITY, Adams, CO
Built 1999 Load: 49.6 t ADT: 6,500
COUNTY ROAD 49
GoodOver: N. FORK CIMARRON RIVER
1.2 MI N OF CR T, Baca, CO
Built 1999 Load: 49.6 t ADT: 56
Access Road
GoodOver: Big Thompson River
30 ft S of US Hwy 34, Larimer, CO
Built 2019 Load: 49.6 t ADT: 5
Moodie Street
GoodOver: Big Thompson River
25 Ft S of US Hwy 34, Larimer, CO
Built 2019 Load: 49.6 t ADT: 6
COUNTY ROAD 24
GoodOver: GRAND VALLEY CANAL
AT INTERSECTION W/ RD I, Mesa, CO
Built 2019 Load: 49.6 t ADT: 1,964
Pace Street
GoodOver: Spring Gulch
.15 Mi. N of Wyndemere, Boulder, CO
Built 2000 Load: 49.7 t ADT: 7,639
ALLEY
GoodOver: WEIR GULCH
ALLEY E OF PERRY ST, Denver, CO
Built 1976 Load: 49.7 t ADT: 26
I 25 ML SBND
GoodOver: PINE CREEK
1.4 MI N OF JCT I-25 BUS, El Paso, CO
Built 2002 Load: 49.7 t ADT: 58,000
COUNTY RD 79.0
GoodOver: LEITENSDORFER ARROYO
1.1 MI N OF CR 75.1, Las Animas, CO
Built 1990 Load: 49.8 t ADT: 43
SH 52 ML
GoodOver: ANTELOPE CREEK
21.71 MI N OF JCT SH 79, Morgan, CO
Built 1977 Load: 49.8 t ADT: 410
County Road 87
GoodOver: Bijou Canal
0.3 MI S of US HWY 34, Weld, CO
Built 2017 Load: 49.8 t ADT: 366
20TH AVENUE
GoodOver: LENA GULCH
INLET MAPLE GROVE RESERVR, Jefferson, CO
Built 1994 Load: 49.9 t ADT: 7,150
COUNTY ROAD 15B
GoodOver: CASTLE CREEK
0.2 MI SW OF COUNTY RD 15, Pitkin, CO
Built 1997 Load: 49.9 t ADT: 480
PERRY PARK ROAD
GoodOver: EAST PLUM CREEK
0.75 MILE N OF NOE RD, Douglas, CO
Built 2008 Load: 50.0 t ADT: 2,011
COUNTY ROAD 5600
GoodOver: DRY CREEK
4.3 MI SW OF OLATHE, Montrose, CO
Built 1999 Load: 50.1 t ADT: 127
OIL WELL ROAD
GoodOver: N. FORK HORSE CREEK
0.9 MI N OF FUNK ROAD, El Paso, CO
Built 2017 Load: 50.2 t ADT: 20
US 24 ML
GoodOver: DRAW
8.0 MI NE OF JCT SH 94, El Paso, CO
Built 1999 Load: 50.2 t ADT: 16,000
COUNTY ROAD 15B
GoodOver: CONUNDRUM CREEK
0.5 MI SW OF COUNTY RD 15, Pitkin, CO
Built 1997 Load: 50.2 t ADT: 97
Hughes Drive
GoodOver: Unnamed Drainage
0.1 Mi W of Roberts St., Weld, CO
Built 2021 Load: 50.2 t ADT: 80
Hygiene Rd (Cr 10)
GoodOver: Boulder Feeder Ditch
0.7 Mi E of US Hwy 36, Boulder, CO
Built 1987 Load: 50.3 t ADT: 692
COUNTY ROAD 74
GoodOver: UPPER BEAR CREEK
.5MI W OF EVRGRN LAKE, Jefferson, CO
Built 2003 Load: 50.3 t ADT: 1,624
IRR# CO RD 391
GoodOver: NAVAJO RIVER
3.5 MI SW OF CHROMO, Archuleta, CO
Built 2001 Load: 50.4 t ADT: 37
HOLLY ST
GoodOver: CHERRY CREEK
S HOLLY AT CHERRY CK DR, Denver, CO
Built 2007 Load: 50.4 t ADT: 19,122
PINE DRIVE
GoodOver: SULPHUR GULCH
0.1 MI S MAIN STREET, Douglas, CO
Built 2003 Load: 50.4 t ADT: 6,522
IRR# COUNTY RD 334
GoodOver: ALLISON DITCH
.5 MI E OF CR 336, La Plata, CO
Built 1997 Load: 50.4 t ADT: 86
COUNTY ROAD 56V
GoodOver: LEOPARD CREEK
.1 MI E OF SH 62, San Miguel, CO
Built 1993 Load: 50.4 t ADT: 138
E-470
GoodOver: Murphy Creek
17.78 MI from I-25, Arapahoe, CO
Built 1997 Load: 50.5 t ADT: 40,388
Ski Idlewild Road
GoodOver: Fraser River
0.1 Mi E of Sawyer Cir., Grand, CO
Built 2020 Load: 50.5 t ADT: 257
US 285 ML NBND
GoodOver: ELK CREEK ROAD
SHAFFERS CROSSING, Jefferson, CO
Built 2010 Load: 50.5 t ADT: 9,500
County Road 70
GoodOver: North Poudre Ditch
0.6 Mi E of Co Rd 17, Larimer, CO
Built 2019 Load: 50.5 t ADT: 5,176
COUNTY ROAD 34
GoodOver: GOVT. HIGHLINE CANAL
.9 MI N OF RD F, Mesa, CO
Built 2022 Load: 50.5 t ADT: 510
CR R (SH 330E)
GoodOver: BUZZARD CREEK
2.6 MI E of RD 64.60, Mesa, CO
Built 2016 Load: 50.5 t ADT: 82
County Road 3
GoodOver: Jackson Lake Inlet Canal
1.0 Mi N of Co Rd Y.5, Morgan, CO
Built 1982 Load: 50.7 t ADT: 282
County Road 38E
GoodOver: Charles Hansen FD Canal
0.1 MI S COUNTY RD 25E, Larimer, CO
Built 2007 Load: 50.9 t ADT: 1,744
County Road 27
GoodOver: Larimer and Weld Canal
.3 Mi N of Co Rd 76, Weld, CO
Built 2016 Load: 50.9 t ADT: 285
Centre Street
GoodOver: New Mercer Canal
0.1 M E of Worthington St, Larimer, CO
Built 1989 Load: 51.0 t ADT: 5,256
Showing 8,051-8,100 of 8,965 bridges
Related
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.