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
Boulder Feeder Ditch Colorado Good 1987 8.8 m 692
GUNBARREL CREEK | GUN BA Colorado Good 2006 6.5 m 692
DALLAS CREEK Colorado Fair 2000 12.2 m 692
New Cache La Poudre Cana Colorado Fair 1986 15.5 m 691
ILIFF DRAIN DITCH Colorado Good 1978 9.1 m 690
LEWIS CREEK Colorado Fair 1993 13.0 m 690
POWELL DITCH Colorado Fair 1930 6.7 m 690
STRAWBERRY CREEK Colorado Good 2022 24.2 m 690
Conn Creek Colorado Good 2009 6.7 m 690
KYLE RR AR Colorado Fair 1974 43.6 m 689
UNCOMPAHGRE RIVER Colorado Fair 1965 22.0 m 687
GRAND VALLEY CANAL Colorado Fair 1984 7.9 m 686
SAN MIGUEL RIVER Colorado Fair 2001 13.6 m 685
MAMM CREEK Colorado Fair 1984 34.0 m 684
BRUSH HOLLOW CREEK Colorado Fair 1928 18.4 m 683
APISHAPA RIVER Colorado Fair 1948 43.0 m 683
Buckhorn Creek Colorado Good 2015 24.4 m 682
Big Dry Creek Colorado Fair 1995 12.0 m 682
I 70 ML Colorado Fair 1983 105.2 m 680
DRAW SR Colorado Good 1954 6.4 m 680
BESSEMER DITCH Colorado Fair 1939 12.3 m 679
UNCOMPAHGRE RIVER Colorado Good 2001 29.0 m 676
CLEAR CREEK Colorado Fair 1993 9.8 m 675
Yampa River Colorado Fair 1988 32.0 m 674
COAL CREEK Colorado Fair 1980 10.5 m 674
N. Fork Big Thompson R. Colorado Good 2016 18.3 m 674
I 70 ML Colorado Fair 1981 136.7 m 671
SPRING CREEK Colorado Fair 1949 32.2 m 670
FLETCHERS GULCH Colorado Fair 1949 29.1 m 670
HAMMOND DRAW Colorado Fair 1949 22.7 m 670
DRAW Colorado Good 2000 6.4 m 670
YELLOW CREEK Colorado Good 1997 13.3 m 670
DRAW Colorado Fair 1948 10.4 m 670
Wildcat Creek Colorado Fair 1982 15.7 m 670
W FORK CLEAR CREEK SR Colorado Good 2000 24.3 m 668
TEN MILE CREEK Colorado Fair 1965 19.0 m 667
COTTONWOOD CREEK SR Colorado Fair 1981 7.6 m 667
N. Fork Big Thompson Colorado Fair 2016 17.6 m 667
Elmers Two Mile Ditch Colorado Fair 1965 10.7 m 666
SANDERSON GULCH Colorado Fair 2017 12.9 m 666
Coal Creek Colorado Fair 1980 15.1 m 665
Goose Creek Colorado Good 1980 13.7 m 664
I 70 ML AR Colorado Fair 1965 61.0 m 664
Bear Crk and Bike Path Colorado Fair 1995 10.0 m 662
Yampa River Colorado Good 1984 32.0 m 660
Obrian Canal Colorado Good 2002 46.5 m 660
New Mercer Canal Colorado Fair 1968 9.5 m 660
CLEAR CREEK SR Colorado Fair 1965 30.5 m 657
NORTH CHEYENNE CREEK Colorado Good 2022 13.2 m 655
Unnamed Drain Colorado Good 2015 26.4 m 654

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.