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
SANTANA CANAL Colorado Fair 1978 17.1 m 3,100
BIG MUDDY CREEK Colorado Good 1996 30.9 m 3,100
I 76 ML R Colorado Fair 1993 139.7 m 3,100
DRAW Colorado Good 2006 21.3 m 3,100
N FK REPUBLICAN RIVER Colorado Good 2021 25.9 m 3,100
UP RR Colorado Fair 1989 56.5 m 3,100
SOUTH BOULDER CREEK Colorado Fair 1989 10.0 m 3,100
PARACHUTE CREEK SR Colorado Poor 1934 19.0 m 3,100
PARKING LOT Colorado Fair 1993 28.3 m 3,093
FIRST FLOW CREEK Colorado Fair 2004 32.3 m 3,087
DOCKMAN GULCH Colorado Fair 1975 10.3 m 3,081
GRAND VALLEY CANAL Colorado Fair 2001 13.1 m 3,072
LOCAL DRAINAGE Colorado Good 2007 12.7 m 3,067
RUSSELLVILLE GULCH Colorado Fair 1990 26.5 m 3,065
Dry Creek Colorado Fair 1986 21.1 m 3,063
LOS PINOS RIVER Colorado Fair 2017 62.2 m 3,060
LOS PINOS RIVER OVERFLOW Colorado Good 2017 31.9 m 3,060
HIDDEN CREEK Colorado Fair 1975 7.7 m 3,060
South Platte R. Overflow Colorado Fair 2001 17.8 m 3,053
FOUNTAIN CREEK Colorado Good 1989 98.3 m 3,049
Larimer & Weld Canal Colorado Fair 1950 11.8 m 3,037
Greeley Loveland Canal Colorado Good 1985 7.6 m 3,035
MOORES CANYON CREEK Colorado Good 1931 10.1 m 3,033
Handy Ditch Colorado Good 1989 6.2 m 3,024
Speer Canal Colorado Fair 2007 8.0 m 3,023
AMITY CANAL Colorado Fair 1949 17.7 m 3,019
Boulder Creek Colorado Fair 1978 40.4 m 3,015
CHEYENNE CREEK Colorado Fair 1971 18.3 m 3,012
GYPSUM CREEK Colorado Poor 1991 10.2 m 3,010
NEWLIN GULCH Colorado Fair 1995 28.8 m 3,008
QUEBEC STREET Colorado Fair 1971 56.2 m 3,007
BLK SQUIRREL CRK TRIB Colorado Good 2019 8.0 m 3,001
DRAW Colorado Fair 1990 11.2 m 3,000
LEHMAN RUN Colorado Fair 1958 13.7 m 3,000
DRAW Colorado Fair 1978 11.6 m 3,000
DRAW Colorado Fair 1933 6.4 m 3,000
DRAW Colorado Fair 1991 10.2 m 3,000
DRAW Colorado Fair 1936 6.4 m 3,000
S FK SOUTH PLATTE RVR Colorado Good 2022 28.2 m 3,000
MORTLAND GULCH Colorado Fair 1937 6.4 m 3,000
DRAW Colorado Fair 2000 13.4 m 3,000
CLAY CREEK Colorado Fair 1966 93.1 m 3,000
DRAW Colorado Good 1975 7.6 m 3,000
DRAW Colorado Good 1948 13.0 m 3,000
DRAW Colorado Fair 1935 14.5 m 3,000
First Creek Colorado Fair 1997 19.6 m 3,000
DRAW Colorado Fair 1990 9.4 m 3,000
Relocated Third Creek Colorado Good 2002 64.5 m 3,000
BNSFRR Cameron Drive Colorado Good 2002 158.5 m 3,000
BIG SANDY CREEK Colorado Fair 2000 150.9 m 3,000

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.