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
S BOULDER CREEK Colorado Fair 1987 13.9 m 238
FORT LYON CANAL SLUICE Colorado Good 1970 9.8 m 238
GREENHORN CREEK Colorado Good 1996 9.6 m 238
BRANCH W. BIJOU CREEK Colorado Good 1988 7.6 m 237
N. Sterling Inlet Canal Colorado Good 1987 16.0 m 237
Latham Ditch Colorado Fair 1960 9.3 m 237
COTTONWOOD CREEK Colorado Fair 1986 13.3 m 236
OAK CREEK Colorado Fair 1993 19.8 m 236
ORCHARD MESA CANAL Colorado Good 1989 20.2 m 236
CATLIN CANAL Colorado Fair 1968 9.9 m 236
HOLBROOK CANAL Colorado Good 1993 12.3 m 236
SKI RUN Colorado Good 1998 20.4 m 235
SURFACE CREEK Colorado Good 1989 7.7 m 234
EMPIRE CANAL Colorado Fair 2006 14.2 m 234
Crow Creek Colorado Fair 2017 12.2 m 234
Rawhide Creek Colorado Good 2008 58.2 m 233
Riverside Canal Colorado Fair 2008 7.6 m 233
RED MOUNTAIN CREEK Colorado Fair 1988 10.5 m 233
Larimer and Weld Canal Colorado Good 2008 17.4 m 233
S BOULDER CREEK Colorado Fair 1988 15.5 m 232
FARMERS HIGHLINE CANAL | Colorado Good 1993 6.6 m 231
COTTONWOOD CREEK Colorado Fair 2005 7.5 m 231
Pleas. Valley Lake Canal Colorado Fair 1993 6.2 m 231
MUDDY CREEK Colorado Good 2011 29.0 m 231
EAGLE RIVER/RR Colorado Poor 1934 116.0 m 231
YAMPA RIVER Colorado Fair 1952 87.0 m 230
ARKANSAS RIVER Colorado Fair 1969 122.2 m 230
BOB CREEK CANAL Colorado Fair 1970 23.3 m 230
Weldona Valley Ditch Colorado Good 2004 7.6 m 230
ALAMOSA FARM LATERL CANA Colorado Fair 1955 8.7 m 230
EMPIRE IRRIGATION CANAL Colorado Good 1955 13.1 m 230
I 25 ML Colorado Fair 1969 74.6 m 230
Skinner Draw Colorado Fair 1982 9.8 m 229
North Poudre Ditch Colorado Good 2019 7.9 m 229
Fort Morgan Canal Colorado Good 1999 17.1 m 229
Denver Hudson Canal Colorado Fair 1965 12.0 m 229
Larimer and Weld Canal Colorado Good 2022 10.0 m 229
Elk River Colorado Fair 1981 36.1 m 227
Left Hand Creek Colorado Fair 1960 9.9 m 226
Gregory Creek Colorado Good 1980 6.3 m 226
I 70 ML Colorado Fair 1963 83.0 m 226
BAGGS CREEK Colorado Fair 1958 23.5 m 225
GREENHORN CREEK Colorado Good 1987 51.2 m 225
RITO SECO Colorado Fair 1990 11.1 m 225
PORTLAND CREEK Colorado Fair 1958 10.4 m 224
Colorado River Colorado Good 1989 32.0 m 224
OFF-RAMP FROM EB 6TH AVE Colorado Good 2002 29.0 m 224
Little Thompson River Colorado Fair 1960 16.7 m 224
Crow Creek Colorado Fair 2002 14.8 m 224
FARMERS HIGHLINE CANAL Colorado Fair 1994 9.1 m 223

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.