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 49
GoodOver: Jim Creek
0.5 mi N of I-76, Weld, CO
Built 2017 Load: 42.1 t ADT: 4,577
COUNTY ROAD SS
GoodOver: KICKING BIRD CANAL
1 MI N OF SH 196, Bent, CO
Built 1999 Load: 42.2 t ADT: 25
RAMP TO I 70 WBND
GoodOver: CLEAR CREEK R
3.4 MI E OF JCT SH 103, Clear Creek, CO
Built 1995 Load: 42.3 t ADT: 23,500
CR 2050 Running Dr
GoodOver: SURFACE CREEK
500 FT NW OF SH 65, Delta, CO
Built 1989 Load: 42.3 t ADT: 234
COUNTY ROAD 53
GoodOver: CARPENTER CREEK
1.5 MI N TOWN PALMER LK, Douglas, CO
Built 2006 Load: 42.3 t ADT: 2,147
County Road 18E
GoodOver: Cottonwood Creek
0.2 Mi W of Co Rd 31, Larimer, CO
Built 1996 Load: 42.3 t ADT: 1,911
County Road 12
GoodOver: Fort Morgan Canal
0.8 Mi N of Co Rd V, Morgan, CO
Built 1999 Load: 42.3 t ADT: 229
COUNTY ROAD 501
GoodOver: DRY WASH
3.6 MI N OF SH47, Pueblo, CO
Built 1995 Load: 42.3 t ADT: 359
US 160 ML
GoodOver: DRAW
4 MI W OF PRITCHETT, Baca, CO
Built 2013 Load: 42.4 t ADT: 250
E-470 NB
GoodOver: Ramp B
20.13 MI FROM I25, Arapahoe, CO
Built 2006 Load: 42.5 t ADT: 18,591
I 25 ML
GoodOver: I 225 LRT
I-25 at I-225, Denver, CO
Built 2004 Load: 42.5 t ADT: 223,000
39TH AVENUE
GoodOver: LENA GULCH
JUST W OF KIPLING ST, Jefferson, CO
Built 2000 Load: 42.5 t ADT: 1,207
COUNTY ROAD 19Q
GoodOver: SPRING CREEK
4.3 MI S OF SH 141, San Miguel, CO
Built 1994 Load: 42.5 t ADT: 6
JORDAN ROAD
GoodOver: WINDMILL CREEK
SOUTH OF MAPLEWOOD AVENUE, Arapahoe, CO
Built 1999 Load: 42.6 t ADT: 161
COUNTY ROAD 18
GoodOver: SANGRE DE CRISTO CREEK
.6 MI W OF SH 159, Costilla, CO
Built 1992 Load: 42.6 t ADT: 37
LIBERTY BLVD
GoodOver: COTTONWOOD CREEK
.1 MI EAST OF JAMAICA ST, Douglas, CO
Built 2002 Load: 42.6 t ADT: 1,340
US 285 ML
GoodOver: NORTH ACCESS ROAD
US 285 OVER N. ACCESS RD, Jefferson, CO
Built 2002 Load: 42.6 t ADT: 26,000
US 6 ML
GoodOver: SNAKE RIVER
3.6 MI E OF JCT I 70, Summit, CO
Built 1999 Load: 42.6 t ADT: 14,000
COUNTY ROAD D25
GoodOver: DRY CREEK
.2 MI SE OF CR1600, Delta, CO
Built 2009 Load: 42.7 t ADT: 323
LITTLE RAVEN ST
GoodOver: CHERRY CREEK
0.02 MI SOUTH OF 15TH ST, Denver, CO
Built 1995 Load: 42.7 t ADT: 959
US 285 Hampden Ave
GoodOver: LRT
W of I-25 / HAMPDEN INTRS, Denver, CO
Built 2005 Load: 42.7 t ADT: 49,000
KIOWA ROAD
GoodOver: COAL CREEK
7.2 MI NW OF MONTROSE, Montrose, CO
Built 1994 Load: 42.7 t ADT: 201
CR 230/BURNT MILL
GoodOver: ST. CHARLES FLOOD DITCH
3.0 MI N OF WATER BARRE, Pueblo, CO
Built 1990 Load: 42.7 t ADT: 208
SH 114 ML
GoodOver: COCHETOPA CREEK
4.9 MI S OF JCT SH 50, Gunnison, CO
Built 1989 Load: 42.8 t ADT: 470
I70 ML WB
GoodOver: WASHINGTON ST/S PLATTE R
DENVER, Denver, CO
Built 2003 Load: 42.9 t ADT: 73,000
SB I-25 Offramp
GoodOver: LRT
I-25 at I-225, Denver, CO
Built 2005 Load: 42.9 t ADT: 110,500
COUNTY ROAD I
GoodOver: GRAND VALLEY CANAL
.1 MI E OF RD 24, Mesa, CO
Built 2001 Load: 42.9 t ADT: 1,637
MATTERHORN CIRCLE
GoodOver: GORE CREEK
0.1 MI S OF 1-70 FRONTAGE, Eagle, CO
Built 2013 Load: 43.0 t ADT: 1,441
County Road X.5
GoodOver: ROAN CREEK
1 MI N OF DEBEQUE, Mesa, CO
Built 2009 Load: 43.0 t ADT: 72
COUNTY ROAD 63L
GoodOver: SAN MIGUEL RIVER
1.5 MI S OF SH 145, San Miguel, CO
Built 1993 Load: 43.0 t ADT: 484
INVERNESS WAY E.
GoodOver: COTTONWOOD CREEK
IN INVERNESS BUSINESS PAR, Arapahoe, CO
Built 1975 Load: 43.1 t ADT: 3,110
SH 119 ML, W.Bnd
GoodOver: LEFTHAND CREEK
3.6 MI NE OF SH 52, Boulder, CO
Built 2003 Load: 43.1 t ADT: 24,000
SH 119 ML EBND
GoodOver: ST VRAIN RIVER
NEAR LONGMONT, Boulder, CO
Built 2003 Load: 43.1 t ADT: 12,000
NFSR 780.1
GoodOver: S. FORK MICHIGAN RIVER
3.7 MI S. OF S.H. 14, Jackson, CO
Built 1984 Load: 43.1 t ADT: 17
SH 14 ML
GoodOver: STOVE PRAIRIE CREEK
15.9 MI W OF JCT US 287, Larimer, CO
Built 2017 Load: 43.1 t ADT: 1,200
Railroad Avenue
GoodOver: Big Thompson River
450 S Railroad Avenue, Larimer, CO
Built 1990 Load: 43.1 t ADT: 2,613
SH 83 ML
GoodOver: WASH
1.84 M S OF JCT 88-ARAPHO, Arapahoe, CO
Built 1989 Load: 43.2 t ADT: 41,000
COUNTY ROAD UU.5
GoodOver: FT. LYON CANAL
.3 MI E OF CR 35, Bent, CO
Built 1998 Load: 43.2 t ADT: 28
CR650 (Excalante)
GoodOver: Gunnison River
2.6 MI SW OF SH 50, Delta, CO
Built 1992 Load: 43.2 t ADT: 75
CITY GRIFFIN AVE
GoodOver: FORKED GULCH
Just NE of 2nd ST, Fremont, CO
Built 1988 Load: 43.2 t ADT: 360
US 34 ML
GoodOver: BIG THOMPSON RIVER
3 MI W OF LOVELAND, Larimer, CO
Built 2005 Load: 43.2 t ADT: 6,900
COUNTY ROAD 60M
GoodOver: SAN MIGUEL RIVER
.1 MI 5 OF SH 145, San Miguel, CO
Built 1988 Load: 43.2 t ADT: 351
COUNTY ROAD M44
GoodOver: SAN MIGUEL RIVER
0.1 MI S OF SH 145, San Miguel, CO
Built 1988 Load: 43.2 t ADT: 140
SB I-25 On Ramp
GoodOver: LRT
At I-25 & Evans Ave, Denver, CO
Built 2005 Load: 43.3 t ADT: 207,000
COUNTY ROAD 228
GoodOver: FLORIDA RIVER
.3 MI SW OF CR 225, La Plata, CO
Built 1990 Load: 43.3 t ADT: 921
E-470 SB
GoodOver: Colfax Avenue
20.32 MI FROM I25, Arapahoe, CO
Built 2006 Load: 43.4 t ADT: 18,391
Spring Creek Place
GoodOver: Wonderland Creek
570 ft from 34th St., Boulder, CO
Built 2017 Load: 43.4 t
I 25 ML NBND
GoodOver: WELD COUNTY ROAD 20
3 MI N OF JCT SH52/DACONO, Weld, CO
Built 2006 Load: 43.4 t ADT: 45,500
COUNTY ROAD 6000
GoodOver: MONTROSE AND DELTA CANAL
.7 MI S OF SPRING CK RD, Montrose, CO
Built 1997 Load: 43.5 t ADT: 168
COUNTY ROAD TT.5
GoodOver: TWO BUTTES CREEK
.8 MI S OF CR QQ, Baca, CO
Built 1996 Load: 43.6 t ADT: 41
Showing 7,751-7,800 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.