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
SH 139 ML
FairOver: DOUGLAS CREEK
14 MI S OF RANGELY, Rio Blanco, CO
Built 1990 Load: 99.9 t ADT: 620
County Road 53
FairOver: Dry Creek
3.6 Mi S of US Hwy 40, Routt, CO
Built 1975 Load: 99.9 t ADT: 165
Oak Street
FairOver: Soda Creek
100 ft E of 11th Street, Routt, CO
Built 1970 Load: 99.9 t ADT: 3,918
11th Street
FairOver: Soda Creek
100 ft S of Oak Street, Routt, CO
Built 1950 Load: 99.9 t ADT: 3,112
SH 145 ML
FairOver: SAN MIGUEL RIVER
@ JCT WITH TELLURIDE SPUR, San Miguel, CO
Built 1960 Load: 99.9 t ADT: 7,600
CITY ST - DAVIS
FairOver: SAN MIGUEL RIVER
150 FT N of SH145, San Miguel, CO
Built 1995 Load: 99.9 t ADT: 253
US 6 ML
FairOver: SNAKE RIVER
5 MI S OF DILLON, Summit, CO
Built 1980 Load: 99.9 t ADT: 8,000
SH 9 ML
FairOver: BLUE RIVER
0.8 MI S. OF BRECKINGRIDG, Summit, CO
Built 1962 Load: 99.9 t ADT: 8,900
SH 61 ML
FairOver: DRAW
15.4 MI NO OF JCT US 34, Washington, CO
Built 1965 Load: 99.9 t ADT: 440
County Road D
FairOver: Trib. to Beaver Creek
0.65 Mi. N. of Co. Rd. 20, Washington, CO
Built 1993 Load: 99.9 t ADT: 7
I 25 ML, serv. rd.
FairOver: DRAW
2.2 MI NO OF JCT SH 66, Weld, CO
Built 1961 Load: 99.9 t ADT: 72,000
I 25 ML
FairOver: DRAW
4.2 MI NO OF JCT SH 7, Weld, CO
Built 2004 Load: 99.9 t ADT: 102,000
I 76 ML
FairOver: DRAW
4 MI S OF JCT SH 52, Weld, CO
Built 1935 Load: 99.9 t ADT: 23,000
NFSR 112.0
GoodOver: SOUTH ST VRAIN CREEK
W. SIDE OF BRAINARD LAKE, Boulder, CO
Built 2011 ADT: 200
County Road 26A
GoodOver: Sneffels Creek
0.1 MI S. of CR26, Ouray, CO
Built 2010 Load: 4.6 t ADT: 9
IRR# SH 151 ML
GoodOver: LOS PINOS RIVER
IN IGNACIO, La Plata, CO
Built 2005 Load: 5.8 t ADT: 3,400
I 25 RAMP
GoodOver: HOV RAMP R
I 25 NBND & SH 224, Adams, CO
Built 1998 Load: 6.5 t ADT: 242,000
CHEYENNE CANYON RD
GoodOver: NORTH CHEYENNE CREEK
1.6 MI W EVANS AVENUE, El Paso, CO
Built 2022 Load: 7.1 t ADT: 655
E Suniga Road
GoodOver: Lake Canal
500 Feet E of Redwood St, Larimer, CO
Built 2023 Load: 7.1 t ADT: 1,623
US 34 ML
GoodOver: BIG THOMPSON RIVER
6.5 MI E OF ESTES PARK, Larimer, CO
Built 2003 Load: 9.7 t ADT: 5,800
COUNTY ROAD 20
GoodOver: CATLIN CANAL
.3 MI N OF CR DD, Otero, CO
Built 1966 Load: 10.8 t ADT: 90
COUNTY ROAD 56
GoodOver: BEAVER CREEK
0.8 MILES NW OF RD KK, Kit Carson, CO
Built 1960 Load: 10.9 t ADT: 16
ALLEY
GoodOver: EAST HARVARD GULCH
BTWN DOWNING AND MARION, Denver, CO
Built 1967 Load: 11.0 t ADT: 34
ALLEY
GoodOver: EAST HARVARD GULCH
BTWN WILLIAMS AND HIGH, Denver, CO
Built 1967 Load: 11.2 t ADT: 41
SH 9 ML
GoodOver: BLUE RIVER
11.5 MI NO OF JCT I70, Summit, CO
Built 2002 Load: 11.4 t ADT: 2,800
US 36 ML
GoodOver: Wolf Creek
4 MI E OF JCT. SH 79, Adams, CO
Built 2002 Load: 12.1 t ADT: 3,800
SH 96 ML
GoodOver: BESSEMER DITCH
22.5 MI E OF CUSTER-PUEBL, Pueblo, CO
Built 1950 Load: 12.1 t ADT: 5,500
County Road 36
GoodOver: Soda Creek
1.8 Mi N of Amethyst Dr, Routt, CO
Built 1979 Load: 12.2 t ADT: 922
COUNTY ROAD 4
GoodOver: HELL CREEK
0.9 MILES NORTH OF ROAD D, Kit Carson, CO
Built 1974 Load: 12.4 t ADT: 169
RED ROCKS PARK RD
GoodOver: MT VERNON CREEK
SE ENTRANCE TO RED ROCKS, Denver, CO
Built 2014 Load: 12.6 t ADT: 2,257
FDR 305
GoodOver: CACHE LA POUDRE RIVER
N CO HWY 14 W POUDRE PARK, Larimer, CO
Built 2004 Load: 12.6 t ADT: 30
I 76 ML WBND
GoodOver: PECOS STREET
1.4 MI E OF JCT 287, Adams, CO
Built 1989 Load: 12.8 t ADT: 38,500
E-470 SB
GoodOver: Cherry Creek
5.13 MI FROM I 25, Douglas, CO
Built 1990 Load: 13.0 t ADT: 25,990
CO RD 53/JOLEE TRL
GoodOver: SPRING CREEK
0.1 MI E of CR 744, Gunnison, CO
Built 2012 Load: 13.0 t ADT: 168
US 160 ML
GoodOver: TRINCHERA CREEK
23.3 MI E OF JCT US 350, Las Animas, CO
Built 1999 Load: 13.0 t ADT: 170
COUNTY ROAD 23
GoodOver: TRIB. OF SPRING CREEK
500 FT SOUTH COUNTY RD. W, Kit Carson, CO
Built 1960 Load: 13.2 t ADT: 91
COUNTY ROAD FF
GoodOver: ROCKY FORD HIGHLINE CANA
.8 MI W OF CR 14, Otero, CO
Built 1966 Load: 13.2 t ADT: 26
I 76 ML EBND
GoodOver: PECOS STREET
1.4 MI E OF JCT 287, Adams, CO
Built 1989 Load: 13.7 t ADT: 38,500
County Road RR
GoodOver: Dry Willow Creek
0.95 Mi N of Co Rd 24.5, Yuma, CO
Built 1965 Load: 13.7 t ADT: 38
COUNTY ROAD NN
GoodOver: S.FORK ARIKAREE RIVER
2.4 MILES WEST OF ROAD 4, Kit Carson, CO
Built 1959 Load: 14.0 t ADT: 10
COUNTY ROAD LL
GoodOver: FARMERS OXFORD DITCH
.6 MI W OF SH 167, Otero, CO
Built 1966 Load: 14.0 t ADT: 258
County Road 64
GoodOver: Poudre Valley Canal
0.9 Mi. E. of Co. Rd. 11, Larimer, CO
Built 2003 Load: 14.2 t ADT: 1,565
COUNTY ROAD SS
GoodOver: FT. LYON CANAL
.5 MI E OF CR 3, Prowers, CO
Built 1960 Load: 14.4 t ADT: 167
US 6 ML
GoodOver: CLEAR CREEK
0.1 Mi S of SH58, Jefferson, CO
Built 1999 Load: 14.5 t ADT: 28,000
RAMP/WASHINGTON ST
GoodOver: RAMP TO SB I-25 R
MOUSETRAP IN DENVER, Denver, CO
Built 1993 Load: 14.6 t ADT: 121,000
WINDING ROAD 788
GoodOver: MINERAL CREEK
43 MI. S.W. GUNNISON, CO., Hinsdale, CO
Built 1957 Load: 14.6 t ADT: 47
HUMBOLDT ST
GoodOver: EAST HARVARD GULCH
HUMBOLDT & E HARVARD, Denver, CO
Built 1967 Load: 14.8 t ADT: 259
County Road 0
GoodOver: Trib. of Landsman Creek
0.15 Mi E of Co Rd GG, Yuma, CO
Built 1964 Load: 14.9 t ADT: 33
US 36 ML
GoodOver: KIOWA CREEK
12.8 MI E OF JCT I 70, Adams, CO
Built 2000 Load: 15.2 t ADT: 3,400
NO DATA ENTERED
GoodOver: RESOLUTION CREEK
NO DATA ENTERED, Eagle, CO
Built 2011 Load: 15.2 t ADT: 50
Showing 5,701-5,750 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.