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
ARKANSAS RIVER Colorado Fair 1955 123.8 m 4,100
LAWHEAD GULCH Colorado Good 2012 6.4 m 4,100
W FORK SAN JUAN RIVER Colorado Fair 1986 60.3 m 4,100
DRAW Colorado Fair 1935 6.4 m 4,100
HUNGERFORD HOLLOW Colorado Fair 2006 9.5 m 4,100
UP RR (HIGHWAY OVERPASS) Colorado Good 2017 171.5 m 4,100
COAL CREEK Colorado Fair 1967 9.8 m 4,100
BIG DRY CREEK Colorado Good 1985 11.8 m 4,091
CEDAR CREEK Colorado Good 2005 20.7 m 4,087
New Mercer Canal Colorado Fair 1983 7.0 m 4,081
Larimer Co. Canal No. 2 Colorado Fair 1983 7.0 m 4,081
Big Dry Creek Colorado Good 1984 9.1 m 4,075
LOCAL DRAINAGE Colorado Good 2018 12.2 m 4,074
Fulton Ditch Colorado Fair 1999 9.0 m 4,073
GREENWOOD GULCH Colorado Fair 1983 15.4 m 4,057
COUNTY ROAD 72 Colorado Good 2012 17.9 m 4,050
COUNTY ROAD 72 Colorado Good 2012 17.9 m 4,050
DRAW Colorado Good 1999 17.4 m 4,050
DRAW Colorado Fair 1999 45.8 m 4,050
DRAINAGE WAY Colorado Good 2010 17.4 m 4,050
DRAW Colorado Fair 2008 45.9 m 4,050
BLUE GRAMA CHANNEL Colorado Good 2020 11.6 m 4,047
BLUE GRAMA CHANNEL Colorado Good 2020 11.6 m 4,047
BLUE GRAMA CHANNEL Colorado Fair 2022 11.0 m 4,047
BLUE GRAMA CHANNEL Colorado Good 2019 9.3 m 4,047
BLUE GRAMA CHANNEL Colorado Good 2019 9.2 m 4,047
LITTLE DRY CREEK Colorado Fair 1975 18.9 m 4,045
LITTLE DRY CREEK Colorado Poor 1970 9.8 m 4,036
MCINTYRE GULCH Colorado Good 2021 11.6 m 4,034
MAPLE GROVE RES SPLWY Colorado Fair 1989 24.7 m 4,030
Pleas. Valley Lake Canal Colorado Fair 1930 8.2 m 4,030
CHERRY CREEK Colorado Good 1987 33.5 m 4,022
HIGHLINE CANAL Colorado Fair 1990 9.1 m 4,020
Larimer County Canal #2 Colorado Good 2019 6.4 m 4,020
Local Drainage Colorado Fair 1999 9.2 m 4,017
SECOND CREEK Colorado Fair 1996 16.2 m 4,016
DEADMANS CREEK Colorado Fair 1958 11.6 m 4,015
DEADMANS CREEK Colorado Fair 1958 11.4 m 4,015
FULTON DITCH Colorado Good 2021 17.1 m 4,010
FOUNTAIN CREEK Colorado Fair 1964 23.6 m 4,005
I 76 ML Colorado Fair 1986 89.7 m 4,003
I70Q (ROSE AVE.) Colorado Good 2009 39.7 m 4,000
PLATTE GULCH Colorado Good 2023 10.6 m 4,000
BLUE RIBBON ARROYO Colorado Fair 1950 7.6 m 4,000
DRAW Colorado Fair 1935 6.9 m 4,000
STRAINS GULCH Colorado Fair 1935 10.1 m 4,000
DRAW Colorado Fair 1934 6.8 m 4,000
BESSEMER DITCH Colorado Fair 1970 6.8 m 4,000
CHIMNEY ROCK DRAW Colorado Fair 1957 12.3 m 4,000
FULTON CANAL Colorado Fair 1972 10.6 m 4,000

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.