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 5800
GoodOver: F G LATERAL CANAL
.25 MI N OF SH 348, Montrose, CO
Built 2021 Load: 44.7 t ADT: 189
County Road 24
GoodOver: Priest Creek
0.4 Mi E of US Hwy 40, Routt, CO
Built 1998 Load: 44.7 t ADT: 108
County Road 205
GoodOver: Yampa River
0.3 Mi So of US Hwy 40, Routt, CO
Built 2006 Load: 44.7 t ADT: 475
I 25 ML SBND
GoodOver: WELD COUNTY ROAD 20
3 MI N OF SH 52-DACONO, Weld, CO
Built 2006 Load: 44.7 t ADT: 45,500
YORK STREET
GoodOver: NIVER CREEK
YORK AND CORONADO PARKWAY, Adams, CO
Built 1970 Load: 44.8 t ADT: 9,770
EB WEWATTA STREET
GoodOver: CHERRY CREEK
JUST EAST OF SPEER BLVD, Denver, CO
Built 1998 Load: 44.8 t ADT: 5,866
NEVADA AVE NB
GoodOver: CS and E RR, VAN BUREN C
0.2 MI S. OF FILLMORE ST, El Paso, CO
Built 1949 Load: 44.8 t ADT: 8,919
WOODGATE ROAD
GoodOver: UNCOMPAHGRE RIVER
4.2 MI SE OF MONTROSE, Montrose, CO
Built 1988 Load: 44.8 t ADT: 342
COUNTY ROAD RR
GoodOver: FT. LYON CANAL
JUST W OF CR 34, Bent, CO
Built 1995 Load: 45.0 t ADT: 42
US 34 ML
GoodOver: Big Thompson River
4.8 MI E OF ESTES PARK, Larimer, CO
Built 2002 Load: 45.0 t ADT: 5,800
County Road 52E
GoodOver: Pleas Valley Lake Canal
0.0 Mi E of CR 25E, Larimer, CO
Built 2007 Load: 45.0 t ADT: 1,770
I-70B RAMP A
GoodOver: TERRAIN
EB I70B Ramp TO 29 ROAD, Mesa, CO
Built 2010 Load: 45.0 t ADT: 3,555
COUNTY ROAD E.5
GoodOver: GRAND VALLEY CANAL
.2 MI W OF RD 30, Mesa, CO
Built 1995 Load: 45.0 t ADT: 4,790
SH 392 ML
GoodOver: GREELEY CANAL NO 2
4.2 MI E OF JCT SH 257, Weld, CO
Built 2003 Load: 45.0 t ADT: 8,100
CO RD 20
GoodOver: SULLIVAN DITCH
0.3 MI E OF CO RD 21, Weld, CO
Built 2012 Load: 45.0 t ADT: 1,864
WILLOW SPRINGS RD
GoodOver: TURKEY CREEK
.2 MI SOUTH OF US285, Jefferson, CO
Built 2001 Load: 45.1 t ADT: 1,497
SH 82 ML EBND
GoodOver: DRAW
NEAR ASPEN, Pitkin, CO
Built 2003 Load: 45.1 t ADT: 22,000
I 25 ML NBND
GoodOver: COUNTY ROAD 6
2 MI NO OF JCT SH7, Weld, CO
Built 2004 Load: 45.1 t ADT: 54,000
I25 ML SBND
GoodOver: WELD COUNTY ROAD 6
3.9 MI SO OF JCT SH 52, Weld, CO
Built 2004 Load: 45.1 t ADT: 54,000
HURON STREET
GoodOver: BIG DRY CREEK
.2 MI N OF 128TH AVENUE, Adams, CO
Built 2004 Load: 45.2 t ADT: 12,488
HESS ROAD
GoodOver: NEWLIN GULCH
3.95M E. OF S. HAVANA ST., Douglas, CO
Built 2012 Load: 45.2 t ADT: 7,987
38TH AVENUE
GoodOver: LENA GULCH
0.2 MI W OF KIPLING, Jefferson, CO
Built 1981 Load: 45.2 t ADT: 8,918
Arapahoe Avenue
GoodOver: Boulder Creek
0.08 Mi E of S. Broadway, Boulder, CO
Built 1988 Load: 45.3 t ADT: 10,452
HESS ROAD
GoodOver: WILDLIFE CROSSING
0.65M E. OF S. HAVANA ST., Douglas, CO
Built 2012 Load: 45.3 t ADT: 9,535
SH 82 ML EBND
GoodOver: DRAW
NEAR ASPEN, Pitkin, CO
Built 2005 Load: 45.3 t ADT: 22,000
US 160 ML
GoodOver: DRAW
30.6 MI E OF JCT SH 109, Baca, CO
Built 1995 Load: 45.4 t ADT: 250
US 36 ML
GoodOver: SOUTH BOULDER CREEK
2.4 MI E OF JCT SH 93, Boulder, CO
Built 1951 Load: 45.4 t ADT: 77,000
COUNTY ROAD 54
GoodOver: N FK LADDER CREEK
10.5 MI E JCT 385 E OF C., Cheyenne, CO
Built 1989 Load: 45.4 t ADT: 730
I 25 NB ML
GoodOver: WILDLIFE UNDERPASS
3.2 MI N OF GREENLAND RD, Douglas, CO
Built 2021 Load: 45.4 t ADT: 66,000
I 25 SB ML
GoodOver: WILDLIFE CROSSING
3.2 MI N OF GREENLAND RD, Douglas, CO
Built 2021 Load: 45.4 t ADT: 66,000
SH21B / POWERS
GoodOver: RESEARCH PARKWAY
1.2 MI N OF WOODMEN, El Paso, CO
Built 2022 Load: 45.4 t ADT: 50,000
NBND SH21B ML RAMP
GoodOver: PINE CREEK
NE COLORADO SPRINGS, El Paso, CO
Built 2005 Load: 45.4 t ADT: 18,500
I-25 NB ML
GoodOver: GREASEWOOD ARROYO
11.7 MI N OF WALSENBURG, Huerfano, CO
Built 2004 Load: 45.4 t ADT: 7,000
I 25 ML NBND
GoodOver: MISSOURI CREEK
4.2 MI N OF SH10-WLSNBRG., Huerfano, CO
Built 2011 Load: 45.4 t ADT: 6,500
County Rd 43
GoodOver: N. Fork Big Thompson
0.5 MI E of Horseshoe Rd, Larimer, CO
Built 2016 Load: 45.4 t ADT: 415
County Rd 43
GoodOver: N. Fork Big Thompson
0.7 MI E of Horseshoe Rd, Larimer, CO
Built 2016 Load: 45.4 t ADT: 415
County Rd 43
GoodOver: N. Fork Big Thompson
1.0 MI E of Horseshoe Rd, Larimer, CO
Built 2016 Load: 45.4 t ADT: 415
County Rd 43
GoodOver: N. Fork Big Thompson
1.1 MI E of Horseshoe Rd, Larimer, CO
Built 2016 Load: 45.4 t ADT: 415
West Creek Road
GoodOver: West Creek
0.3 MI W of CR 43, Larimer, CO
Built 2016 Load: 45.4 t ADT: 7
West Creek Road
GoodOver: West Creek
0.2 MI W OF CR 43, Larimer, CO
Built 2017 Load: 45.4 t ADT: 7
West Creek Road
GoodOver: West Creek
0.1 MI W OF CR 43, Larimer, CO
Built 2016 Load: 45.4 t ADT: 21
County Road 53.7
GoodOver: Salado Creek
0.8 MI S OF COUNTY LINE, Las Animas, CO
Built 2021 Load: 45.4 t ADT: 78
SH 145 ML
GoodOver: PRIEST CREEK
26 MILES N OF DOLORES, Montezuma, CO
Built 1999 Load: 45.4 t ADT: 1,800
SH 144 ML
GoodOver: BIJOU CANAL
0.5 MI E OF JCT US 34, Morgan, CO
Built 2001 Load: 45.4 t ADT: 410
County Road 25
GoodOver: Upper Platte Beaver Cnl
0.1 Mi N of Co Rd R, Morgan, CO
Built 1999 Load: 45.4 t ADT: 172
US 285 ML
GoodOver: S FK SOUTH PLATTE RVR
11 MI S. OF FAIRPLAY, Park, CO
Built 2022 Load: 45.4 t ADT: 3,000
US 50 ML
GoodOver: DRY CREEK
0.6 MI E OF JCT SH 45, Pueblo, CO
Built 2018 Load: 45.4 t ADT: 43,000
I-25 ML SBND
GoodOver: UPRR/FUTURE KENDALL PWY
1 MI N OF LOVELAND INTRCH, Weld, CO
Built 2020 Load: 45.4 t ADT: 38,000
US 85 ML NBND
GoodOver: GREELEY CANAL NO 2
At Lucerne, Weld, CO
Built 2017 Load: 45.4 t ADT: 6,000
County Road 26
GoodOver: Platte Valley Canal
0.1 Mi E of US Hwy 85, Weld, CO
Built 2017 Load: 45.4 t ADT: 116
Showing 7,851-7,900 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.