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 50 ML
FairOver: KING CREEK
1.5 MI NW OF DELTA/MESA C, Mesa, CO
Built 1933 Load: 25.4 t ADT: 9,800
COUNTY ROAD 32.5
FairOver: GRAND VALLEY CANAL
.1 MI N OF RD E, Mesa, CO
Built 1966 Load: 25.4 t ADT: 1,884
US 50 ML
FairOver: HUNGERFORD HOLLOW
1.6 MI EAST OF FOWLER, Otero, CO
Built 2006 Load: 25.4 t ADT: 4,100
US 350 ML
FairOver: DRAW
5 MILES SW OF LA JUNTA, Otero, CO
Built 1935 Load: 25.4 t ADT: 320
COUNTY ROAD BB
FairOver: ROCKY FORD CANAL
.5 MI E OF CR 21, Otero, CO
Built 1967 Load: 25.4 t ADT: 58
COUNTY ROAD 33
FairOver: HORSE CREEK SUPPLY CANAL
60 FEET N OF CR MM.5, Otero, CO
Built 1970 Load: 25.4 t ADT: 11
US 50 ML
FairOver: WILLOW CREEK OVERFLOW
4 MI EAST OF LAMAR, Prowers, CO
Built 1936 Load: 25.4 t ADT: 2,600
US 50 BUS. RT
FairOver: DRAW
JUST E. OF AVONDALE, Pueblo, CO
Built 1927 Load: 25.4 t ADT: 840
US 34 ML EBND
FairOver: GREELEY CANAL NO 3
18TH AVE & 10TH ST IN GRE, Weld, CO
Built 1947 Load: 25.4 t ADT: 4,350
SH 52 ML
FairOver: DENVER HUDSON CANAL
4.3 MI E OF JCT I-76, Weld, CO
Built 1952 Load: 25.4 t ADT: 2,900
County Road 31
FairOver: St. Vrain Creek
0.6 Mi S of Co Rd 10, Boulder, CO
Built 1979 Load: 25.5 t ADT: 6,233
I 225 ML NBND
FairOver: ULSTER ST.
0.2 MI E. OF I25, Denver, CO
Built 1976 Load: 25.5 t ADT: 69,000
SH 86 ML
FairOver: BIG DRY CREEK
3.3 MI E. OF ELIZABETH, Elbert, CO
Built 1973 Load: 25.5 t ADT: 5,100
SH 121 ML
FairOver: ARVADA CHANNEL
0.1 MI. N. OF I 76, Jefferson, CO
Built 1982 Load: 25.5 t ADT: 58,000
County Road 19
FairOver: Larimer County Canal
2.0 Mi N of Co Rd 56, Larimer, CO
Built 1979 Load: 25.5 t ADT: 2,014
COUNTY RD 24.6
FairOver: GRAY CREEK
2.5 MI W OF CR 81.5, Las Animas, CO
Built 1937 Load: 25.5 t ADT: 112
County Road 41
FairOver: Sterling No 1 Ditch
0.6 Mi N of Co Rd 32, Logan, CO
Built 1950 Load: 25.5 t ADT: 505
County Road 70
FairOver: Morgan Creek
1.4 Mi E of Co Rd 80, Routt, CO
Built 1995 Load: 25.5 t ADT: 90
SH 114 ML
FairOver: FINDLEY GULCH
2 MI NW OF SAGUACHE 285, Saguache, CO
Built 1946 Load: 25.5 t ADT: 550
SH 93 ML
FairOver: BOULDER CREEK
N. of Arapahoe Ave, Boulder, CO
Built 2004 Load: 25.6 t ADT: 22,000
COUNTY ROAD B
FairOver: RIO COSTILLA
JUST E of CR 13, Costilla, CO
Built 1985 Load: 25.6 t ADT: 81
EB 20TH ST
FairOver: S PLATTE RIVER
E OF I-25 AT S PLATTE RIV, Denver, CO
Built 1994 Load: 25.6 t ADT: 11,726
I 25 ML NBND
FairOver: FRONTAGE ROAD
7.4 MI S OF SH10-WLSNBRG., Huerfano, CO
Built 1969 Load: 25.6 t ADT: 5,500
I 25 ML SBND
FairOver: FRONTAGE ROAD
7.4 MI SO OF JCT US 160, Huerfano, CO
Built 1969 Load: 25.6 t ADT: 5,500
SH 59 ML
FairOver: E SPRING CREEK TRIB.
16.1 MI S OF JCT I 70, Kit Carson, CO
Built 1960 Load: 25.6 t ADT: 380
US 287 ML
FairOver: LAKE CANAL
At Woodlawn Dr., Larimer, CO
Built 1930 Load: 25.6 t ADT: 25,000
COUNTY ROAD M
FairOver: GRAND VALLEY CANAL
.4 MI W OF RD 20, Mesa, CO
Built 1985 Load: 25.6 t ADT: 217
US 40 ML
FairOver: MAYBELL DITCH
2.8 MI EAST OF MAYBELL, Moffat, CO
Built 1963 Load: 25.6 t ADT: 760
COUNTY ROAD 6300
FairOver: MONTROSE AND DELTA CANAL
1.2 MI SE OF SH 90, Montrose, CO
Built 1950 Load: 25.6 t ADT: 714
US 50 ML
FairOver: LAMAR CANAL
IN LAMAR, Prowers, CO
Built 1931 Load: 25.6 t ADT: 13,000
NO DATA ENTERED
FairOver: FALL CREEK
17 MI W OF TELLURIDE, San Miguel, CO
Built 1987 Load: 25.6 t ADT: 63
120TH AVENUE
FairOver: SAN ARROYO CREEK
.3 MI W OF SHAMROCK ROAD, Adams, CO
Built 2000 Load: 25.7 t ADT: 20
US 6 ML EBND
FairOver: BURLINGTON CANAL
JUST S of I-76 INTRCHNG, Adams, CO
Built 1948 Load: 25.7 t ADT: 9,500
US 36 ML
FairOver: CANYON CREEK
IN BOULDER, Boulder, CO
Built 1951 Load: 25.7 t ADT: 45,000
WOLFF STREET
FairOver: WEIR GULCH
E OF SHERIDAN AT 500 BLOC, Denver, CO
Built 1976 Load: 25.7 t ADT: 443
MERIDIAN BLVD
FairOver: COTTONWOOD CREEK
0.2 MI FROM INTER W/HAVAN, Douglas, CO
Built 1991 Load: 25.7 t ADT: 4,765
COUNTY ROAD 240
FairOver: FLORIDA RIVER
2.5 MI NE OF CR 225, La Plata, CO
Built 1982 Load: 25.7 t ADT: 3,235
26 Road
FairOver: GRAND VALLEY CANAL
.1 MI N OF RD G, Mesa, CO
Built 1960 Load: 25.7 t ADT: 3,525
29 Road
FairOver: GOVT HIGHLINE CANAL
JUST N OF RD G, Mesa, CO
Built 1989 Load: 25.7 t ADT: 290
POPULAR ROAD
FairOver: SPRING CREEK
.9 MI SE OF SH 90, Montrose, CO
Built 1988 Load: 25.7 t ADT: 143
County Road 6
FairOver: Bijou Creek
0.7 Mi N of Co Rd C, Morgan, CO
Built 1993 Load: 25.7 t ADT: 70
County Road 29
FairOver: S Fork Frenchman Creek
0.7 Mi. No. of Co. Rd. 22, Phillips, CO
Built 1990 Load: 25.7 t ADT: 78
SH 142 ML
FairOver: N FK CONEJOS RIVER
1.4 MILES EAST OF MANASSA, Conejos, CO
Built 1935 Load: 25.8 t ADT: 530
US 24 ML
FairOver: DRAW
8.9 MI E OF CALHAN, El Paso, CO
Built 1935 Load: 25.8 t ADT: 3,900
County Road 21I
FairOver: Illinois River
0.4 Mi E of St Hwy 125, Jackson, CO
Built 1980 Load: 25.8 t ADT: 57
PLAINVIEW ROAD
FairOver: COAL CREEK
0.25 MI N OF SH 72, Jefferson, CO
Built 1990 Load: 25.8 t ADT: 75
County Road 103
FairOver: Joe Wright Creek
100 Ft N of St Hwy 14, Larimer, CO
Built 1952 Load: 25.8 t ADT: 143
County Road 64
FairOver: Poudre Valley Canal
0.1 Mi East of I-25, Larimer, CO
Built 1968 Load: 25.8 t ADT: 3,151
I 25 ML SBND
FairOver: SALADO CREEK
11.7 MI SO OF JCT US 160, Las Animas, CO
Built 1959 Load: 25.8 t ADT: 5,500
I 25 ML NBND
FairOver: RR SPUR
4.9 MI NO OF JCT SH 239, Las Animas, CO
Built 1969 Load: 25.8 t ADT: 6,000
Showing 2,051-2,100 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.