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
US 160 ML
FairOver: DEVIL CREEK
18 MI W. OF PAGOSA SPRING, Archuleta, CO
Built 1955 Load: 20.0 t ADT: 4,300
US 285 ML
FairOver: SOUTH ARKANSAS RIVER
6.1 MI NW OF CHAF-SAGUACH, Chaffee, CO
Built 1938 Load: 20.0 t ADT: 3,600
HOLLY ST
FairOver: HIGHLINE CANAL
HOLLY AND ILIFF AVE, Denver, CO
Built 1975 Load: 20.0 t ADT: 6,506
YALE AVE
FairOver: HIGHLINE CANAL
YALE E OF MONACO PRKWY, Denver, CO
Built 1964 Load: 20.0 t ADT: 16,143
I 70 ML
FairOver: LOWELL BLVD
DENVER, Denver, CO
Built 1966 Load: 20.0 t ADT: 90,000
SH 26 ML
FairOver: SOUTH PLATTE RIVER
I 25 & ALAMEDA IN DEN, Denver, CO
Built 1911 Load: 20.0 t ADT: 42,000
PREV. US 6 ML
FairOver: GYPSUM CREEK
IN GYPSUM, Eagle, CO
Built 1933 Load: 20.0 t ADT: 9,390
GUBBINS-JOHNSON AC
FairOver: COLORADO RIVER
0.3 MILES WEST OF U.S. RO, Grand, CO
Built 1983 Load: 20.0 t ADT: 25
SH 149 ML
FairOver: LAKE FK GUNNISON RIVER
2.5 MI S. OF LAKE CITY, Hinsdale, CO
Built 1954 Load: 20.0 t ADT: 560
I 25 ML SBND
FairOver: GREASEWOOD ARROYO
11.8 MI N OF WALSENBURG, Huerfano, CO
Built 1967 Load: 20.0 t ADT: 7,000
SH 12 ML
FairOver: CUCHARAS RIVER
4 MI S OF JCT US 160, Huerfano, CO
Built 1947 Load: 20.0 t ADT: 1,300
I 25 ML SBND
FairOver: DRAW
14.8 MI SO OF JCT US 160, Las Animas, CO
Built 1959 Load: 20.0 t ADT: 5,500
COUNTY ROAD 17.5
FairOver: TRIB. BIG SALT WASH
.3 MI S OF RD L.50, Mesa, CO
Built 1988 Load: 20.0 t ADT: 1,045
COUNTY ROAD G.5
FairOver: GRAND VALLEY CANAL
.6 MI E OF RD 25, Mesa, CO
Built 1984 Load: 20.0 t ADT: 686
County Road 22
FairOver: Upper Platte Beaver Cnl
0.9 Mi N of US Hwy 34, Morgan, CO
Built 1973 Load: 20.0 t ADT: 48
County Road T
FairOver: Kiowa Creek
0.1 Mi E of Co Rd 4, Morgan, CO
Built 1963 Load: 20.0 t ADT: 58
US 50 ML EBND
FairOver: CROOKED ARROYO
2.5 MILES EAST OF SWINK, Otero, CO
Built 1955 Load: 20.0 t ADT: 5,000
COUNTY ROAD L
FairOver: EAST FORK CLAY CREEK
3.4 MI E OF CR 3, Prowers, CO
Built 1965 Load: 20.0 t ADT: 22
COUNTY ROAD 3S
FairOver: EMPIRE CANAL
1.1 MI E OF CR. 3E, Rio Grande, CO
Built 1968 Load: 20.0 t ADT: 42
COUNTY ROAD 7W
FairOver: RIO GRANDE CANAL
.4 MI N OF SH 374, Rio Grande, CO
Built 1966 Load: 20.0 t ADT: 17
SH 131 ML
FairOver: CITY STREET
IN OAK CREEK, Routt, CO
Built 1935 Load: 20.0 t ADT: 2,800
SH 131 ML
FairOver: YAMPA RIVER
0.5 MI S OF PHIPPSBURG, Routt, CO
Built 1936 Load: 20.0 t ADT: 1,700
US 85 ML
FairOver: LITTLE OWL CREEK
8.8 MI S OF WYOMING S.L., Weld, CO
Built 1957 Load: 20.0 t ADT: 3,000
County Road 45.5
FairOver: Latham Ditch
0.2 Mi N of Co Rd 54.5, Weld, CO
Built 1970 Load: 20.0 t ADT: 14
County Road 53
FairOver: Gilmore Ditch
0.7 Mi N of Co Rd 42, Weld, CO
Built 1990 Load: 20.0 t ADT: 363
County Road 70
FairOver: New Cache LaPoudre Canal
0.8 Mi E of Co Rd 49, Weld, CO
Built 1985 Load: 20.0 t ADT: 36
I 25 ML
FairOver: BIG DRY CREEK
1.6 MI NO OF JCT SH 128, Adams, CO
Built 1956 Load: 20.1 t ADT: 116,000
Access State Park
FairOver: Franklin Eddy Canal
San Luis State Park, Alamosa, CO
Built 1985 Load: 20.1 t ADT: 50
WOODMEN ROAD
FairOver: MONUMENT CREEK
0.25 MI W OF I-25, El Paso, CO
Built 1988 Load: 20.1 t ADT: 21,121
CO RD 29
FairOver: CEBOLLA CREEK
Just South of CR 27, Gunnison, CO
Built 1965 Load: 20.1 t ADT: 44
PIERCE ST
FairOver: WEIR GULCH
AT KENTUCKY AVENUE, Jefferson, CO
Built 1966 Load: 20.1 t ADT: 6,278
SH 12 ML
FairOver: MIDDLE FK PURGATOIRE RVR
6.3 MI SE OF MONUMENT PAR, Las Animas, CO
Built 1938 Load: 20.1 t ADT: 320
County Road 38
FairOver: Slater Creek
0.16 Mi West of Co Rd 1, Moffat, CO
Built 1978 Load: 20.1 t ADT: 36
COUNTY ROAD 4
FairOver: ROCKY FORD HIGHLINE CANA
.2 MI S OF CR HH, Otero, CO
Built 1992 Load: 20.1 t ADT: 85
US 50 ML WBND
FairOver: TURKEY CREEK
5.9 MI E OF FREMONT-PUEBL, Pueblo, CO
Built 1934 Load: 20.1 t ADT: 4,900
County Road 50
FairOver: Gilmore Annex Canal
0.5 Mi E of Co Rd 51, Weld, CO
Built 1982 Load: 20.1 t ADT: 1,266
CONVERSE ROAD
FairOver: LOST CREEK TRIBUTARY
.6 MI S OF 104TH AVENUE, Adams, CO
Built 1960 Load: 20.2 t ADT: 52
COUNTY ROAD 22.3
FairOver: CULEBRA CREEK
BETWEEN CR L.7 AND M.5, Costilla, CO
Built 1984 Load: 20.2 t ADT: 21
I 25 ML
FairOver: HIGHLINE CANAL
0.4 MI S OF YALE INT., Denver, CO
Built 1950 Load: 20.2 t ADT: 213,000
US 34 ML
FairOver: DRAW
3.8 MI W OF LOVELAND, Larimer, CO
Built 1933 Load: 20.2 t ADT: 4,900
COUNTY ROAD 36.25
FairOver: GRAND VALLEY CANAL
.5 MI S OF US 6, Mesa, CO
Built 1968 Load: 20.2 t ADT: 163
CR 37.9 BOWER AV
FairOver: GOVT. HIGHLINE CANAL
JUST N OF RD G.7, Mesa, CO
Built 1989 Load: 20.2 t ADT: 108
FERN ROAD
FairOver: COAL CREEK
3 MI SW OF OLATHE, Montrose, CO
Built 1985 Load: 20.2 t ADT: 51
US 550 ML
FairOver: CEDAR WASH
S. side of Montrose, Montrose, CO
Built 1936 Load: 20.2 t ADT: 25,000
County Road 8
FairOver: Phillips Creek
0.5 Mi E of St Hwy 131, Routt, CO
Built 1950 Load: 20.2 t ADT: 28
17th Street
FairOver: Greeley No. 3 Ditch
Btwn 6th and 7th Ave, Weld, CO
Built 1984 Load: 20.2 t ADT: 462
144TH AVENUE
FairOver: BURLINGTON CANAL
0.5 MI E OF PICADILLY RD, Adams, CO
Built 1985 Load: 20.3 t ADT: 1
US 40 ML
FairOver: ADOBE GULCH
4.9 MI SE OF LINCOLN-CHEY, Cheyenne, CO
Built 1937 Load: 20.3 t ADT: 3,300
US 350 ML
FairOver: DRAW
11.6 MILES NE OF MODEL, Las Animas, CO
Built 1937 Load: 20.3 t ADT: 470
COUNTY ROAD Z
FairOver: SAGUACHE CREEK
1.5 MI W OF CR 46, Saguache, CO
Built 1987 Load: 20.3 t ADT: 187
Showing 1,401-1,450 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.