Browse Bridge Database

8,990 bridges in the FHWA National Bridge Inventory in Colorado.

National Bridge Inventory Database

Browse 8,990 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.

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BridgeLocationConditionYear BuiltLengthADT
Big Thompson River Colorado Fair 1966 22.2 m 8,892
CHEYENNE CREEK Colorado Fair 2004 12.9 m 8,874
FISHERS CANYON CREEK Colorado Fair 1980 6.1 m 8,871
84TH AVENUE Colorado Good 2014 133.7 m 8,856
OBRIAN CANAL Colorado Good 2013 22.0 m 8,829
GRAND VALLEY CANAL Colorado Good 1996 14.6 m 8,822
Big Thompson River Colorado Good 1999 49.6 m 8,814
GOVERNMENT CREEK Colorado Good 1987 10.9 m 8,800
SAN JUAN RIVER Colorado Fair 1962 57.5 m 8,800
US 34 BYPASS Colorado Good 1999 73.4 m 8,800
US 34 BYPASS Colorado Good 1999 80.5 m 8,800
Speer Canal Colorado Good 2023 8.5 m 8,798
BIG DRY CREEK Colorado Fair 1995 9.1 m 8,778
Cache La Poudre River Colorado Fair 1986 51.8 m 8,737
Fossil Creek Res. Inlet Colorado Good 1988 8.1 m 8,732
STRAIGHT CREEK Colorado Good 1989 14.4 m 8,716
EAST LAKE CREEK Colorado Good 2017 31.2 m 8,700
MARTINEZ CREEK Colorado Fair 1972 16.5 m 8,700
JIMMY CAMP CREEK Colorado Fair 1992 112.0 m 8,686
Cache La Poudre River Colorado Good 2015 58.6 m 8,674
BIG DRY CREEK | BIG DRY Colorado Fair 2009 31.4 m 8,654
CLEAR CREEK Colorado Good 1999 31.7 m 8,647
EAST FORK SAND CREEK Colorado Fair 1985 9.6 m 8,646
South Platte River Colorado Good 1990 181.5 m 8,636
Pond Adj So Platte River Colorado Good 2016 6.1 m 8,636
KETTLE CREEK Colorado Good 1988 42.3 m 8,618
SELLARS GULCH Colorado Fair 1998 37.4 m 8,618
EAST PLUM CREEK TRIBUTAR Colorado Good 1987 6.1 m 8,602
DRAW Colorado Good 1976 11.6 m 8,600
DRAW Colorado Poor 1957 6.2 m 8,600
DRAW Colorado Good 1976 12.6 m 8,600
LOS PINOS RIVER Colorado Fair 1962 62.2 m 8,600
BNSF RR AR Colorado Poor 1953 77.1 m 8,600
South Platte River Colorado Good 2016 183.2 m 8,581
SH 470 ML Colorado Fair 1989 89.8 m 8,569
Greeley Loveland Canal Colorado Good 2019 7.3 m 8,538
Cache La Poudre River Colorado Good 2016 282.1 m 8,531
RAILROAD Colorado Good 1996 35.7 m 8,515
WOLF CREEK Colorado Good 1993 34.8 m 8,500
HILLSIDE Colorado Fair 1986 67.1 m 8,500
I70 RAMP RR COLO RVR Colorado Good 1992 217.8 m 8,500
I 25 ML Colorado Poor 1958 84.1 m 8,500
UP RR Colorado Fair 1975 62.9 m 8,500
WAGON GULCH Colorado Fair 1988 61.5 m 8,500
DEER PARK DEPRESSION Colorado Fair 1984 67.4 m 8,500
COLORADO RIVER Colorado Poor 1980 133.6 m 8,500
COLORADO RIVER Colorado Fair 1985 302.1 m 8,500
CRYSTAL CREEK Colorado Fair 1927 11.0 m 8,500
COLORADO RIVER Colorado Fair 1992 461.9 m 8,500
FRENCH CREEK Colorado Good 1989 955.1 m 8,500

Frequently Asked Questions

The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.

ADT stands for Average Daily Traffic — the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.

Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.