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
New Cache La Poudre Cana Colorado Good 1990 10.7 m 2,662
WINDMILL CREEK Colorado Fair 2004 14.2 m 2,661
McClellands Channel Colorado Fair 2003 10.6 m 2,661
N Frk Cache La Poudre Rv Colorado Fair 1953 38.6 m 2,655
Gilmore Ditch Colorado Fair 1960 9.3 m 2,653
Big Creek Colorado Good 1999 12.5 m 2,652
CREWS GULCH Colorado Fair 1970 10.3 m 2,646
Greeley Loveland Canal Colorado Good 1986 15.5 m 2,645
WEST CHERRY CREEK Colorado Fair 1995 13.8 m 2,643
SLOANS LAKE DRAINAGE Colorado Fair 1982 7.6 m 2,639
Local Drainage Colorado Fair 1999 16.5 m 2,632
South Platte River Colorado Fair 1995 101.5 m 2,630
LAKE ELIZABETH Colorado Fair 1998 19.8 m 2,625
Dry Creek Colorado Good 2017 11.3 m 2,621
CLEAR CREEK Colorado Fair 2004 113.5 m 2,621
Dry Creek Colorado Fair 1984 20.7 m 2,621
I 70 ML Colorado Fair 1969 59.7 m 2,617
LITTLE SALT WASH Colorado Fair 1970 16.0 m 2,615
Big Thompson River Colorado Good 1990 32.9 m 2,613
Latham Ditch Colorado Fair 1986 10.7 m 2,613
Lefthand Creek Colorado Good 2011 38.1 m 2,610
LITTLE DRY CREEK Colorado Good 1975 7.8 m 2,608
Lower Boulder Ditch Colorado Fair 1999 7.4 m 2,608
LOCAL DRAINAGE Colorado Good 2003 11.0 m 2,603
FULTON DITCH Colorado Good 2015 6.5 m 2,602
S FK SOUTH PLATTE RVR Colorado Good 2000 36.7 m 2,600
FARMERS UNION CANAL Colorado Good 1994 18.9 m 2,600
WILLOW CREEK OVERFLOW Colorado Fair 1936 28.1 m 2,600
CLAY CREEK Colorado Good 1966 93.2 m 2,600
ATWELL GULCH Colorado Good 1973 6.5 m 2,600
UNCOMPAHGRE RIVER Colorado Fair 1966 27.4 m 2,600
WILLOW CREEK Colorado Poor 1936 14.3 m 2,600
DRAW Colorado Good 1983 11.6 m 2,600
LITTLES CREEK Colorado Fair 1981 12.3 m 2,600
DRAW Colorado Poor 1938 28.5 m 2,600
DRAW Colorado Good 2022 6.3 m 2,600
PLATEAU CREEK Colorado Good 1973 38.6 m 2,600
COLORADO RIVER Colorado Fair 1974 92.7 m 2,600
LOST CREEK Colorado Fair 1939 10.2 m 2,600
NORTH ST VRAIN CREEK Colorado Fair 1955 20.1 m 2,600
COAL BED CREEK Colorado Poor 1970 7.6 m 2,600
MCCRAE ARROYO Colorado Fair 1937 35.4 m 2,600
MONUMENT CANYON CREEK Colorado Fair 1962 12.8 m 2,600
GAGEBY CREEK Colorado Fair 1937 42.7 m 2,600
FLORIDA CANAL Colorado Fair 1984 10.5 m 2,598
FULTON LATERAL Colorado Fair 1998 9.4 m 2,597
Boxelder Creek Colorado Good 2005 25.2 m 2,596
TRAVERSE WASH Colorado Fair 2004 7.0 m 2,588
Colorado River Colorado Fair 1993 36.6 m 2,586
SANDERSON GULCH Colorado Fair 2020 20.8 m 2,581

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.