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
I25 E470 ML RAMPS Colorado Good 2003 384.8 m 830
N.POUDRE DITCH SAND C SR Colorado Good 1967 13.4 m 822
STEELS FORK CREEK Colorado Fair 1984 18.4 m 821
I-25 and NWP Colorado Good 2003 245.6 m 820
I 70 ML Colorado Fair 1975 76.7 m 818
Larimer Co. Canal No. 2 Colorado Good 1950 8.6 m 818
St. Louis Creek Colorado Fair 1981 7.5 m 817
MACK WASH Colorado Fair 2001 29.7 m 817
Fort Morgan Canal Colorado Fair 1960 10.1 m 817
LITTLE DRY CREEK Colorado Good 1988 10.6 m 817
Wonderland Creek Colorado Fair 1988 26.8 m 812
EIGHT MILE CREEK Colorado Fair 1991 15.9 m 812
FISHERS CANYON CREEK Colorado Fair 1980 7.5 m 811
GREEN BELT FLOODWAY Colorado Good 1975 10.4 m 809
GYPSUM CREEK Colorado Fair 2000 9.3 m 808
Buckhorn Creek Colorado Good 1993 37.8 m 806
Lone Tree Creek Colorado Fair 1965 15.3 m 806
EAST HARVARD GULCH Colorado Good 1967 16.1 m 805
Crow Creek Colorado Good 2005 12.3 m 805
FULTON DITCH Colorado Fair 2000 11.2 m 804
Redstone Creek Tributary Colorado Good 1992 7.8 m 803
Larimer and Weld Canal Colorado Fair 2008 14.9 m 803
S.P. RR Colorado Fair 1975 33.5 m 802
Fort Morgan Canal Colorado Fair 1940 10.1 m 801
Lone Tree Creek Colorado Fair 1990 8.6 m 801
BIJOU CREEK SR Colorado Good 1977 137.6 m 800
Cottonwood Creek Colorado Fair 2003 24.5 m 800
Cottonwood Creek Colorado Good 2003 23.6 m 800
SOUTH PLATTE RIVER Colorado Fair 1990 30.8 m 800
HARDSCRABBLE CREEK Colorado Good 2009 72.7 m 800
DRAW UP RR Colorado Good 2015 85.8 m 800
COCKELBURR CREEK Colorado Fair 1930 18.9 m 800
NO NAME WASH Colorado Fair 1965 13.6 m 800
CULEBRA CREEK Colorado Fair 1936 36.6 m 800
B Ditch Colorado Fair 1992 11.1 m 800
S BOULDER CREEK Colorado Good 1995 19.1 m 798
OHIO CREEK Colorado Fair 1995 14.0 m 798
LOUTSENHIZER CANAL Colorado Fair 2006 6.4 m 797
MID FK SOUTH PLATTE RVR Colorado Good 1995 19.7 m 796
Box Elder Creek Colorado Fair 2004 15.4 m 796
WEST FORK SAND CREEK Colorado Fair 1984 11.4 m 794
BIG SANDY CREEK Colorado Fair 1984 114.6 m 794
LAMAR CANAL Colorado Poor 1983 7.3 m 794
CATLIN CANAL Colorado Fair 1989 11.2 m 792
BEAR CREEK Colorado Fair 1975 7.9 m 791
CRYSTAL RIVER Colorado Fair 1986 25.8 m 791
DRAW Colorado Fair 1987 7.0 m 790
LONE TREE GULCH Colorado Fair 1937 21.1 m 790
BADGER CREEK Colorado Fair 1986 26.8 m 790
DEER TRAIL CREEK Colorado Fair 1975 54.9 m 790

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.