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
MONUMENT CREEK AND UPRR Colorado Fair 1958 147.2 m 5,000
CANAL Colorado Good 1970 8.8 m 5,000
SAND CREEK Colorado Fair 1970 75.0 m 5,000
CEDAR CREEK Colorado Good 1958 28.4 m 5,000
BIJOU CANAL Colorado Fair 2000 39.0 m 5,000
BIJOU CANAL Colorado Fair 1969 20.7 m 5,000
CUCHARAS RIVER Colorado Fair 1963 56.1 m 5,000
FORK OF SAND CREEK Colorado Fair 1976 26.8 m 5,000
WILDLIFE CROSSING/DRAIN Colorado Good 2015 12.1 m 5,000
CROOKED ARROYO Colorado Fair 1947 31.7 m 5,000
SAND CREEK Colorado Fair 1964 75.0 m 5,000
CUCHARAS RIVER Colorado Fair 1963 56.0 m 5,000
BEAR CREEK Colorado Fair 1963 56.6 m 5,000
REPUBLICAN RIVER Colorado Fair 1975 60.5 m 5,000
REPUBLICAN RIVER Colorado Fair 1975 60.5 m 5,000
CEDAR CREEK Colorado Fair 1959 28.7 m 5,000
South Boulder Creek Colorado Fair 1980 13.2 m 4,986
Larimer Co. Canal No. 2 Colorado Good 1989 6.7 m 4,980
Yampa River Colorado Good 1989 30.3 m 4,967
Rock Creek Colorado Fair 2000 15.2 m 4,964
New Cache La Poudre Cana Colorado Fair 1997 16.4 m 4,953
I 70 ML Colorado Fair 1967 69.0 m 4,951
COUNTY ROAD 57 Colorado Good 1969 28.7 m 4,950
COUNTY ROAD 55 Colorado Fair 1969 28.7 m 4,950
COUNTY ROAD 55 Colorado Fair 1969 28.7 m 4,950
GREELEY-LOVELAND CANAL Colorado Good 2002 13.8 m 4,950
COUNTY ROAD 53 Colorado Fair 1969 28.7 m 4,950
COUNTY ROAD 57 Colorado Fair 1969 28.7 m 4,950
COUNTY ROAD 53 Colorado Fair 1969 28.7 m 4,950
COUNTY ROAD 59 Colorado Fair 1969 28.7 m 4,950
COUNTY ROAD 59 Colorado Good 1969 28.7 m 4,950
SHOOKS RUN Colorado Fair 1915 8.0 m 4,940
LAKEWOOD GULCH Colorado Good 2013 50.6 m 4,940
SANDERSON GULCH Colorado Fair 1979 8.4 m 4,930
EAST PLUM CREEK TRIBUTAR Colorado Good 1987 6.5 m 4,911
SAND CREEK Colorado Good 2010 61.9 m 4,909
TURKEY CREEK Colorado Fair 1934 49.4 m 4,900
TURKEY CREEK Colorado Fair 1977 50.0 m 4,900
KIOWA CREEK Colorado Poor 1948 62.0 m 4,900
BIG THOMPSON RIVER Colorado Good 2008 53.2 m 4,900
BIG THOMPSON RIVER Colorado Good 2018 77.8 m 4,900
BIG THOMPSON RIVER Colorado Good 2018 115.8 m 4,900
BIG THOMPSON RIVER Colorado Fair 1936 33.5 m 4,900
DICKSON GULCH Colorado Fair 2003 9.9 m 4,900
N FK BIG THOMPSON RIVER Colorado Fair 2003 44.3 m 4,900
HOME SUPPLY DITCH Colorado Fair 1933 7.5 m 4,900
HANDY DITCH Colorado Fair 1933 8.5 m 4,900
DRAW Colorado Fair 1933 10.5 m 4,900
BIG THOMPSON RIVER Colorado Fair 1980 45.3 m 4,900
BIG SALT WASH Colorado Fair 1987 12.5 m 4,900

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.