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
COUNTY ROAD 9 Colorado Fair 1968 36.2 m 4,000
SH 59 ML Colorado Fair 1968 36.3 m 4,000
SH 59 ML Colorado Fair 1968 36.2 m 4,000
COUNTY ROAD 29 Colorado Fair 1970 43.9 m 4,000
COUNTY ROAD 29 Colorado Fair 1970 43.9 m 4,000
DRAW Colorado Fair 1935 6.9 m 4,000
PLATTE GULCH Colorado Good 2023 10.6 m 4,000
DRY DRAINAGE SWALE Colorado Fair 1986 13.2 m 4,000
MANCOS RIVER Colorado Fair 1959 37.8 m 4,000
CHIMNEY ROCK DRAW Colorado Fair 1957 12.3 m 4,000
BESSEMER DITCH Colorado Fair 1970 6.8 m 4,000
E-470 Colorado Fair 1996 77.8 m 4,000
E-470 Colorado Fair 1996 70.9 m 4,000
DRAW Colorado Fair 1937 6.4 m 4,000
PECK CREEK Colorado Fair 1970 6.2 m 4,000
ROCK CREEK Colorado Fair 1970 68.0 m 4,000
INDIAN CREEK Colorado Fair 1959 28.5 m 4,000
DALLAS CREEK Colorado Fair 1980 9.5 m 4,000
STRAINS GULCH Colorado Fair 1935 10.1 m 4,000
BLUE RIBBON ARROYO Colorado Fair 1950 7.6 m 4,000
I70Q (ROSE AVE.) Colorado Good 2009 39.7 m 4,000
NORTH BEAVER CREEK Colorado Fair 1948 7.0 m 4,000
FULTON CANAL Colorado Fair 1972 10.6 m 4,000
CHERRY CREEK | CO FRONT Colorado Good 2006 93.1 m 3,995
RALSTON CREEK Colorado Good 2013 32.8 m 3,986
Big Barnes Ditch Colorado Good 2020 18.9 m 3,983
ANDERSON ARROYO Colorado Poor 1931 37.4 m 3,981
ARKANSAS RIVER Colorado Fair 1966 72.6 m 3,980
FIRST FLOW CREEK Colorado Fair 2004 11.0 m 3,975
Big Thompson River Colorado Good 1985 19.5 m 3,972
South Platte River Colorado Good 1994 73.1 m 3,971
US 287 ML Colorado Fair 1994 61.9 m 3,969
LITTLE DRY CREEK Colorado Good 1989 16.2 m 3,964
WILLOW CREEK Colorado Poor 1972 15.9 m 3,964
DRAW R Colorado Fair 1985 92.2 m 3,963
MONTBELLO DITCH Colorado Fair 1995 8.8 m 3,953
Local Drainage Colorado Good 2015 22.9 m 3,947
BOX ELDER CREEK Colorado Fair 1985 79.9 m 3,919
Soda Creek Colorado Fair 1970 7.2 m 3,918
HIGHLINE CANAL Colorado Good 1981 7.6 m 3,916
UNNAMED CREEK Colorado Fair 1983 26.5 m 3,915
BIG THOMPSON RIVER SR Colorado Good 2020 86.3 m 3,911
Yampa River Colorado Good 1986 31.4 m 3,908
HIGHLINE CANAL Colorado Fair 1952 11.2 m 3,902
S FK SOUTH PLATTE RVR Colorado Fair 1978 12.5 m 3,900
ARKANSAS RIVER Colorado Fair 1962 82.9 m 3,900
FARMERS HIGHLINE CANAL Colorado Fair 1975 12.7 m 3,900
CROKE CANAL Colorado Good 1975 12.8 m 3,900
DRAW Colorado Fair 1936 21.4 m 3,900
YELLOW JACKET CREEK Colorado Fair 1962 9.8 m 3,900

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.