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
RIO GRANDE RIVER Colorado Good 1970 45.8 m 1,772
Pleas Valley Lake Canal Colorado Good 2007 6.9 m 1,770
Spring Creek Colorado Good 1993 17.6 m 1,766
NIVER CREEK Colorado Poor 1970 11.7 m 1,764
FOUNTAIN CREEK Colorado Poor 1968 9.1 m 1,763
LITTLE DRY CREEK Colorado Fair 1964 17.7 m 1,762
DEADMANS CREEK Colorado Fair 1958 110.6 m 1,760
DEADMANS CREEK Colorado Fair 1958 110.6 m 1,760
BLACK SQUIRREL CREEK Colorado Good 1996 32.8 m 1,760
MEADOWOOD CREEK Colorado Fair 1974 6.6 m 1,758
BLACK SQUIRREL CK TRIB. Colorado Fair 1996 58.9 m 1,756
LITTLES CREEK Colorado Fair 2000 9.2 m 1,756
RTD COMMUTER RAIL Colorado Good 2017 34.3 m 1,749
PARKING GARAGE Colorado Fair 1993 28.3 m 1,749
Larimer Co. Canal No. 2 Colorado Fair 1992 8.6 m 1,749
LONE TREE CREEK Colorado Fair 1999 6.3 m 1,746
Charles Hansen FD Canal Colorado Good 2007 25.5 m 1,744
Mancos River Colorado Fair 2021 17.1 m 1,744
SPRING CREEK Colorado Fair 1967 24.7 m 1,743
Home Supply Ditch Colorado Fair 1993 7.8 m 1,738
SQUIRREL CREEK Colorado Fair 1989 10.7 m 1,736
ANIMAS RIVER Colorado Fair 1983 41.7 m 1,734
LOCAL DRAINAGE Colorado Fair 2015 7.7 m 1,732
FARMERS HIGHLINE CANAL Colorado Fair 1998 6.9 m 1,730
PINEY CREEK TRIB Colorado Good 1998 7.3 m 1,730
OIL CREEK DITCH Colorado Good 1996 14.9 m 1,730
COTTONWOOD CREEK Colorado Fair 1979 7.6 m 1,729
LOCAL DRAINAGE Colorado Fair 1962 11.3 m 1,724
LITTLES CREEK Colorado Good 1999 9.1 m 1,723
COTTONWOOD CREEK TRIB Colorado Fair 1995 6.4 m 1,721
RALSTON CREEK Colorado Good 1978 48.5 m 1,714
WEST SAND CREEK TRIB. Colorado Fair 1996 6.6 m 1,714
SPRING CREEK Colorado Fair 1967 24.7 m 1,711
Oligarchy Ditch Colorado Fair 2000 7.6 m 1,709
Bear Crk and Bike Path Colorado Good 1996 6.4 m 1,707
Fraser River Colorado Fair 1985 15.4 m 1,702
N. Fork Republican River Colorado Fair 1996 11.7 m 1,702
YAMPA RIVER Colorado Fair 1992 16.8 m 1,700
YAMPA RIVER Colorado Fair 1936 37.5 m 1,700
LAKE CREEK Colorado Fair 1975 13.8 m 1,700
DRAW Colorado Fair 2011 23.9 m 1,700
I 70 ML Colorado Fair 1970 73.8 m 1,700
DRAW Colorado Fair 2000 11.6 m 1,700
ARKANSAS RIVER Colorado Fair 1965 184.1 m 1,700
DRAW Colorado Fair 1939 6.4 m 1,700
LAKE MEREDITH CANAL Colorado Fair 1965 9.8 m 1,700
ROCKY FORD CANAL Colorado Fair 1981 12.5 m 1,700
FT LYON CANAL Colorado Good 2013 29.9 m 1,700
LAKE CANAL Colorado Fair 2018 22.3 m 1,700
ARKANSAS RIVER Colorado Good 2019 199.7 m 1,700

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.