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
CO RD 327/AVONDALE
GoodOver: BESSEMER DITCH
0.5 MI S OF OLSON RD, Pueblo, CO
Built 1996 Load: 34.2 t ADT: 168
US 85 ML SBND
GoodOver: LARIMER-WELD CANAL
0.7 MI S OF JCT SH 14, Weld, CO
Built 1966 Load: 34.2 t ADT: 4,250
US 285 ML
GoodOver: ROCK CREEK
3 MI S OF ALAMOSA, Alamosa, CO
Built 1960 Load: 34.3 t ADT: 5,900
2ND AVENUE
GoodOver: HIGHLINE CANAL
0.2 MI E OF PEORIA ST, Arapahoe, CO
Built 1988 Load: 34.3 t ADT: 1,805
WINDERMERE ST
GoodOver: LITTLES CREEK
0.04 MI N OF CALEY AVE, Arapahoe, CO
Built 2010 Load: 34.3 t ADT: 621
83rd St (CO Rd 23)
GoodOver: Little Thompson River
1.8 Mi N of Woodland, Boulder, CO
Built 2017 Load: 34.3 t ADT: 2,443
Marshall Road
GoodOver: Coal Creek
0.07 Mi N of Creek View, Boulder, CO
Built 2022 Load: 34.3 t ADT: 1,867
3025: THE GATE BRI
GoodOver: Lake Fork Gunnison River
27 mi SW of Gunnison, CO, Chaffee, CO
Built 2013 Load: 34.3 t ADT: 25
VIRGINIA AVENUE
GoodOver: WEIR GULCH
E OF SHERIDAN AT 500 BLOC, Denver, CO
Built 1976 Load: 34.3 t ADT: 564
I 70 ML WBND
GoodOver: HILLSIDE
1.9 MI E OF GLNWD SPGS, Garfield, CO
Built 1986 Load: 34.3 t ADT: 8,500
I 70 ML WBND
GoodOver: ACCESS RD,GRIZZLY CREEK
GRZLY CRK-RST, GLNWD CNYN, Garfield, CO
Built 1986 Load: 34.3 t ADT: 8,500
NO DATA ENTERED
GoodOver: WILLIAMS FORK
JUST EAST OF HORSESHOE CG, Grand, CO
Built 1950 Load: 34.3 t ADT: 50
SH 69 ML
GoodOver: MILLIGAN ARROYO
3.2 MILES NW OF GARDNER, Huerfano, CO
Built 2018 Load: 34.3 t ADT: 420
SIMMS STREET
GoodOver: RALSTON CREEK
0.3 MI S OF 72ND AVENUE, Jefferson, CO
Built 1990 Load: 34.3 t ADT: 9,302
KIPLING STREET
GoodOver: BEAR CREEK
.5 MI S OF MORRISON RD, Jefferson, CO
Built 2006 Load: 34.3 t ADT: 4,249
I 25 ML SBND
GoodOver: BNSF RR
0.5 MI N OF JCT SH 14, Larimer, CO
Built 1966 Load: 34.3 t ADT: 19,000
COUNTY ROAD 5500
GoodOver: BIG SANDY WASH
.5 MI N OF HICKORY RD, Montrose, CO
Built 2013 Load: 34.3 t ADT: 141
CR611 / BOONE RD
GoodOver: COLORADO CANAL
0.1 MI N of SH96, Pueblo, CO
Built 2021 Load: 34.3 t ADT: 178
Weld County Pkwy
GoodOver: Cache La Poudre River
0.3 Mi S of CR 60.5, Weld, CO
Built 2016 Load: 34.3 t ADT: 8,531
I 70 ML WBND
GoodOver: WOLF CREEK
2 MI W OF JCT STRASBURG S, Arapahoe, CO
Built 1993 Load: 34.4 t ADT: 8,500
I 70 ML EBND
GoodOver: WOLF CREEK
2.8 MI E OF RAMP TO US 36, Arapahoe, CO
Built 1993 Load: 34.4 t ADT: 8,500
COUNTY ROAD 387
GoodOver: SOUTH HARDSCRABBLE CREEK
5.0 MI SE OF GREENWOOD, Custer, CO
Built 1990 Load: 34.4 t ADT: 31
County Road 71
GoodOver: N. Sterling Outlet Canal
0.7 Mi N of Co Rd 66, Logan, CO
Built 1993 Load: 34.4 t ADT: 99
County Road 85
GoodOver: Harmony No. 1 Canal
1.4 Mi N of US Hwy 138, Logan, CO
Built 2006 Load: 34.4 t ADT: 25
County Road 13
GoodOver: Riverside Canal
0.2 Mi N of Co Rd W.5, Morgan, CO
Built 1997 Load: 34.4 t ADT: 93
POLECAT LANE
GoodOver: PEDESTRIAN/SKIER
CITY STREET - POLECAT, San Miguel, CO
Built 1990 Load: 34.4 t ADT: 73
RAMP TO I 70 WBND
GoodOver: RAMP TO CHAMBERS ROAD R
E / CHAMBERS RD,N / I-70, Adams, CO
Built 1993 Load: 34.5 t ADT: 33,000
CHAMBERS RD SB
GoodOver: NEWLIN GULCH
.4 M NW NEWLIN GULCH BLVD, Douglas, CO
Built 2009 Load: 34.5 t ADT: 13,454
MILLER STREET
GoodOver: VAN BIBBER CREEK
JUST S OF 58TH AVENUE, Jefferson, CO
Built 2007 Load: 34.5 t ADT: 95
COUNTY ROAD 122
GoodOver: SOUTH TURKEY CREEK
3.75 MI SOUTH OF TINYTOWN, Jefferson, CO
Built 2000 Load: 34.5 t ADT: 1,031
County Road 58
GoodOver: South Platte River
0.6 Mi E of Hemlock St, Weld, CO
Built 1990 Load: 34.5 t ADT: 8,636
BATES AVE
GoodOver: LOCAL DRAINAGE
.5 MI SE OF TOWER RD, Arapahoe, CO
Built 1984 Load: 34.6 t ADT: 2,121
COUNTRY CLUB DR.
GoodOver: BEAR CREEK
JUST N OF PERRY PARK BLVD, Douglas, CO
Built 2004 Load: 34.6 t ADT: 214
COUNTY ROAD 65
GoodOver: COMANCHE CREEK
1.1 MI S OF COUNTY RD 150, Elbert, CO
Built 1987 Load: 34.6 t ADT: 45
COUNTY ROAD 14
GoodOver: MID FK SOUTH PLATTE RVR
0.3 MI W OF JCT SH 9, Park, CO
Built 1995 Load: 34.6 t ADT: 796
County Rd 4
GoodOver: Tribu. of N. Sand Creek
0.45 Mi. East of Co. Rd., Yuma, CO
Built 1997 Load: 34.6 t ADT: 14
County Road K
GoodOver: Arikaree River
0.80 Mi N of Co Rd 10, Yuma, CO
Built 1994 Load: 34.6 t ADT: 17
County Road KK
GoodOver: Black Wolf Creek
0.65 Mi S of Co Rd 22, Yuma, CO
Built 1993 Load: 34.6 t ADT: 168
County Road KK
GoodOver: S. Fork Dry Willow Creek
0.75 Mi N of Co Rd 24, Yuma, CO
Built 1993 Load: 34.6 t ADT: 174
County Road KK.5
GoodOver: N. Fork Republican River
0.25 Mi N of US Hwy 34, Yuma, CO
Built 1994 Load: 34.6 t ADT: 39
County Road U
GoodOver: Arikaree River
3.10 Mi N of Co Rd 10, Yuma, CO
Built 1995 Load: 34.6 t ADT: 72
RAINBOW AVENUE
GoodOver: HOFFMAN DRAINAGE
0.1 MI S OF 88TH AVE., Adams, CO
Built 2017 Load: 34.7 t ADT: 1,656
DEVONSHIRE BLVD
GoodOver: HOFFMAN DRAINAGE
0.2 MI S OF 88TH AVE., Adams, CO
Built 2020 Load: 34.7 t ADT: 8,171
IRR BIA RTE 163
GoodOver: DEVIL CREEK
1.6 KM SW OF CHIMNEY ROCK, Archuleta, CO
Built 1987 Load: 34.7 t ADT: 10
US 36 ML
GoodOver: RAMP B & BIKEPATH
1.5 MI E. OF SUPERIOR, Boulder, CO
Built 2001 Load: 34.7 t ADT: 68,000
SH 92 ML
GoodOver: UP RR (HIGHWAY OVERPASS)
14.2 MI NE OF DELTA, Delta, CO
Built 2017 Load: 34.7 t ADT: 4,100
STEELE ST.
GoodOver: I 70 ML
0.47 MI W of CO BLVD, Denver, CO
Built 2020 Load: 34.7 t ADT: 19,000
RAMP TO I 25 SBND
GoodOver: RAMP TO I 25 NBND R
I25, US40, SH33, INTCHNG, Denver, CO
Built 1988 Load: 34.7 t ADT: 117,500
US 6 ML
GoodOver: EAGLE RIVER
6.5 MI E OF EAGLE, Eagle, CO
Built 2001 Load: 34.7 t ADT: 3,400
US 40 ML
GoodOver: BIG MUDDY CREEK
15.9 MI SE OF JCT SH 14, Grand, CO
Built 1988 Load: 34.7 t ADT: 2,300
Showing 7,001-7,050 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.