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
SAND GULCH Colorado Fair 1986 16.9 m 2,000
PLATEAU CREEK Colorado Fair 1965 57.0 m 2,000
E-470 Colorado Good 1990 93.3 m 2,000
I 70 ML Colorado Good 1986 47.4 m 2,000
E-470 Colorado Good 2004 93.3 m 2,000
CLOVER DITCH Colorado Good 1990 13.3 m 2,000
DRAW Colorado Good 1976 7.6 m 2,000
SOUTH PLATTE RIVER Colorado Fair 1982 151.9 m 2,000
SPRINGDALE CANAL Colorado Good 1965 6.3 m 2,000
CUCHARAS RIVER Colorado Fair 1933 55.6 m 2,000
SIX MILE CREEK Colorado Poor 1942 19.5 m 2,000
RIO GRANDE RIVER Colorado Good 1980 57.5 m 2,000
RIO GRANDE RIVER Colorado Fair 1982 112.1 m 1,994
EAST PLUM CREEK Colorado Good 2008 37.0 m 1,993
NO THOROUGHFARE CANYON Colorado Good 2010 17.0 m 1,991
Fortification Creek Colorado Fair 1939 25.4 m 1,991
Greeley Loveland Canal Colorado Fair 1922 10.1 m 1,989
WONDERLAND CREEK Colorado Fair 2020 12.5 m 1,988
Little Thompson River Colorado Fair 1970 22.3 m 1,985
GREELEY NO. 2 CANAL Colorado Fair 2004 10.0 m 1,985
THIRD CREEK Colorado Fair 1995 15.3 m 1,984
Home Supply Ditch Colorado Good 2010 6.1 m 1,982
CEDAR CREEK Colorado Fair 1988 17.1 m 1,981
FOURMILE CREEK Colorado Fair 1996 18.4 m 1,974
Highland Ditch Colorado Good 1989 6.9 m 1,968
LITTLES CREEK Colorado Fair 1999 9.1 m 1,967
GRAND VALLEY CANAL Colorado Good 2019 13.4 m 1,964
LITTLE SALT WASH Colorado Fair 1980 22.6 m 1,963
RESERVOIR SPILLWAY Colorado Fair 1975 18.6 m 1,959
South Platte River Colorado Good 1993 110.7 m 1,952
GRAND VALLEY CANAL Colorado Fair 1955 8.1 m 1,950
UPPER WESTERLY CREEK Colorado Fair 1973 8.3 m 1,945
FOUNTAIN CREEK Colorado Fair 1969 21.2 m 1,945
BESSEMER DITCH Colorado Fair 1996 13.4 m 1,945
Dry Creek Colorado Fair 1997 9.7 m 1,944
Big Thompson River Colorado Fair 1983 18.9 m 1,943
Boxelder Creek Colorado Fair 1988 16.0 m 1,942
LOCAL DRAINAGE Colorado Good 2006 7.8 m 1,942
Wonderland Creek Colorado Fair 2017 15.2 m 1,937
I 25 ML Colorado Fair 1957 79.4 m 1,933
BOXELDER CREEK Colorado Fair 1981 9.8 m 1,932
MONTBELLO DITCH Colorado Fair 2001 7.6 m 1,932
BOXELDER CREEK Colorado Good 1981 19.1 m 1,931
Soda Creek Colorado Good 2008 12.0 m 1,929
Rock Creek Colorado Fair 1999 8.7 m 1,916
Coal Creek Colorado Fair 1999 40.1 m 1,915
Cottonwood Creek Colorado Good 1996 34.0 m 1,911
LARIMER COUNTY CANAL SR Colorado Fair 1966 10.4 m 1,911
Crow Creek Colorado Good 2018 32.0 m 1,909
NORTH MONUMENT CREEK Colorado Fair 1988 8.2 m 1,903

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.