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
BIG THOMPSON RIVER Colorado Fair 1980 45.3 m 4,900
STILLWATER CREEK Colorado Poor 1938 8.8 m 4,900
LOCAL DRAINAGE Colorado Good 2015 8.6 m 4,895
LOCAL DRAINAGE Colorado Good 2001 8.8 m 4,876
S OUTFALL DRAINAGE Colorado Fair 1999 12.2 m 4,844
GOLDSMITH GULCH Colorado Fair 1992 21.0 m 4,842
CHERRY CREEK Colorado Good 2002 93.9 m 4,817
BIG DRY CREEK | BIG DRY Colorado Fair 1996 13.3 m 4,806
CUTLER CREEK Colorado Fair 1938 7.5 m 4,800
E-470 Ramp B Colorado Good 2005 50.7 m 4,800
DRAW Colorado Fair 1975 31.4 m 4,800
DRAW Colorado Fair 1975 31.4 m 4,800
S FK RIO GRANDE RIVER Colorado Fair 1981 40.9 m 4,800
WILLOW CREEK Colorado Good 1977 6.2 m 4,800
FOUR MILE CREEK Colorado Fair 1958 33.2 m 4,800
Left Hand Creek Colorado Good 2012 17.4 m 4,798
Greeley Loveland Canal Colorado Good 2005 10.2 m 4,797
GRAND VALLEY CANAL Colorado Good 1995 17.7 m 4,790
WEST KIOWA CREEK Colorado Fair 1996 18.3 m 4,787
South Goose Creek Colorado Fair 1986 13.1 m 4,774
COTTONWOOD CREEK | PED P Colorado Good 1991 6.2 m 4,765
US 85 BUSS RT Colorado Poor 1962 105.0 m 4,750
CO.RD 39.5 UP RR Colorado Fair 1962 92.4 m 4,750
CO.RD 39.5 UP RR Colorado Fair 1962 93.6 m 4,750
Box Elder Creek Colorado Good 2017 56.3 m 4,747
Big Thompson River Colorado Good 2009 38.1 m 4,741
EAST FORK SAND CREEK Colorado Fair 1985 45.1 m 4,740
Roaring Fork River Colorado Fair 1991 60.5 m 4,701
TIMPAS CREEK Colorado Fair 1958 81.7 m 4,700
SMITH HOLLOW Colorado Good 1997 35.7 m 4,700
OTERO CANAL Colorado Fair 1947 8.1 m 4,700
TIMPAS CREEK Colorado Fair 1947 68.3 m 4,700
LEOPARD CREEK Colorado Good 2013 27.0 m 4,700
ARKANSAS RIVER Colorado Fair 1967 173.6 m 4,700
ARKANSAS RIVER Colorado Fair 1989 173.3 m 4,700
DEXTER CREEK Colorado Good 1988 11.6 m 4,700
DOVE CREEK Colorado Fair 1935 9.8 m 4,700
I 70 ML Colorado Fair 1976 61.3 m 4,695
South Platte Rvr Ovrflw Colorado Good 2020 6.3 m 4,689
South Platte River Colorado Good 2020 214.2 m 4,689
TUCKER GULCH Colorado Fair 1966 13.7 m 4,684
Cache La Poudre River Colorado Fair 1970 38.7 m 4,683
Loveland Greeley Canal Colorado Poor 1994 12.2 m 4,671
FULTON LATERAL Colorado Fair 1999 7.8 m 4,668
BIG DRY CREEK Colorado Good 1997 38.2 m 4,656
SHOOKS RUN Colorado Fair 1930 8.3 m 4,652
SULL CREEK Colorado Fair 1963 56.4 m 4,650
SULL CREEK Colorado Fair 1963 56.3 m 4,650
I 25 ML Colorado Good 1985 76.4 m 4,645
Platte Valley Canal Colorado Fair 1987 9.0 m 4,636

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.