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
WELDON CREEK Colorado Good 2003 6.2 m 2,800
BLUE CREEK Colorado Good 1936 37.6 m 2,800
EAGLE RIVER Colorado Good 1991 61.3 m 2,800
BNSF RR Colorado Fair 1969 52.8 m 2,800
BLUE RIVER Colorado Good 2002 41.0 m 2,800
GUNNISON/BLUE MESA RES Colorado Fair 1963 466.4 m 2,800
N.FK.SOUTH ARKANSAS RVR Colorado Good 2003 9.2 m 2,800
Dry Creek Colorado Good 1988 6.3 m 2,798
Rifle Creek Colorado Fair 2000 18.9 m 2,790
RALSTON CREEK Colorado Fair 1960 9.3 m 2,787
ADONEA TRIBUTARY Colorado Fair 2016 14.1 m 2,784
BIG SANDY CREEK Colorado Fair 1986 18.6 m 2,780
I 70 ML Colorado Fair 1980 74.5 m 2,778
ANDERSON ARROYO Colorado Fair 1915 32.9 m 2,767
GOLDSMITH GULCH Colorado Fair 1971 21.6 m 2,767
SOUTH PLATTE RIVER Colorado Fair 1965 94.6 m 2,765
Mad Creek Colorado Fair 1981 25.9 m 2,762
JIMMY CAMP CREEK Colorado Fair 2007 70.4 m 2,759
SB C470 TO WB I70 RMP Colorado Good 2004 41.1 m 2,758
I 70 ML Colorado Fair 1969 68.0 m 2,758
Hudson Annex Canal Colorado Fair 1969 12.6 m 2,756
BIG SANDY CREEK Colorado Fair 1955 36.3 m 2,753
UNNAMED DRAINAGE Colorado Fair 2005 14.6 m 2,740
WILLOW CREEK Colorado Fair 1985 7.6 m 2,737
RALSTON CREEK Colorado Fair 1953 8.5 m 2,736
FARMERS HIGHLINE CANAL Colorado Fair 1975 14.0 m 2,735
HUNTER CREEK Colorado Fair 1955 8.5 m 2,733
TODD CREEK TRIBUTARY Colorado Fair 2001 6.2 m 2,733
BESSEMER DITCH Colorado Fair 1933 6.7 m 2,732
Unnamed Stream Colorado Good 2018 17.4 m 2,731
KIPLING STREET Colorado Fair 1987 41.9 m 2,719
FIRST CREEK Colorado Fair 2007 16.9 m 2,717
BLUE RIVER Colorado Fair 1985 30.5 m 2,706
DRGWRR Colorado Fair 1984 151.9 m 2,706
ARKANSAS RIVER Colorado Good 2001 35.1 m 2,706
EAST FORK ARKANSAS RIVER Colorado Good 2008 7.3 m 2,700
CLEAR CREEK Colorado Poor 1965 44.9 m 2,700
CROW CREEK Colorado Good 1991 40.5 m 2,700
CLEAR CRK RESV SPILLWAY Colorado Good 1983 6.4 m 2,700
CLEAR CREEK RES OUTLET Colorado Good 1983 9.9 m 2,700
Relocated Third Creek Colorado Good 2001 66.8 m 2,700
WILEY DRAINAGE DITCH Colorado Good 1982 14.3 m 2,700
PINE CREEK Colorado Fair 1937 6.1 m 2,700
Cache La Poudre River Colorado Fair 1970 51.4 m 2,694
Boulder Feeder Ditch Colorado Fair 1950 9.8 m 2,692
WESTERLY CREEK Colorado Good 2005 40.4 m 2,690
US 160 ML WILSON GULCH Colorado Good 2010 161.4 m 2,685
Dry Creek Tributary Colorado Fair 1988 9.1 m 2,684
Loveland Greeley Canal Colorado Fair 2006 12.2 m 2,676
Yampa River Colorado Good 1993 101.6 m 2,672

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.