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
DRAW Colorado Good 1980 6.2 m 430
DOUGLAS CREEK Colorado Good 1984 6.4 m 429
REILLY CANYON CREEK Colorado Fair 1977 24.4 m 429
E HARVARD GULCH Colorado Fair 1967 10.0 m 428
TRIBUTARY TO DRY CREEK Colorado Good 2011 6.9 m 428
Clear Creek Ditch Colorado Good 1992 6.7 m 426
Trib. to Dry Creek Colorado Good 1999 7.0 m 425
RIO GRANDE RIVER Colorado Fair 1974 48.8 m 425
Boulder Feeder Ditch Colorado Fair 1950 8.9 m 422
Willow Creek Colorado Fair 1965 12.2 m 421
NORTH PLATTE RIVER Colorado Good 1986 52.3 m 420
ROAD GULCH Colorado Fair 1947 12.8 m 420
TEXAS CREEK Colorado Fair 1949 19.1 m 420
ROGERS GULCH Colorado Fair 1947 6.4 m 420
LAKE CREEK Colorado Fair 1949 7.5 m 420
ADOBE CREEK Colorado Fair 1957 46.9 m 420
COLT CREEK Colorado Good 1968 28.0 m 420
DRAW Colorado Good 1975 9.8 m 420
DRAW Colorado Good 2011 12.9 m 420
DRAW Colorado Good 2011 12.8 m 420
DRAW Colorado Good 2011 6.1 m 420
FORT LYON CANAL Colorado Fair 1956 22.0 m 420
HORSE CREEK Colorado Fair 1956 7.3 m 420
FORT LYON CANAL Colorado Fair 1956 28.7 m 420
DRAW Colorado Good 1957 12.0 m 420
DRAW Colorado Fair 1957 28.0 m 420
MILLIGAN ARROYO Colorado Good 2018 34.3 m 420
APISHAPA RIVER Colorado Fair 1985 58.8 m 420
MONTE VISTA CANAL Colorado Fair 1950 8.1 m 420
CAT CREEK Colorado Fair 1935 12.0 m 420
DRAW Colorado Poor 1939 13.4 m 420
CONEJOS RIVER Colorado Fair 1965 38.4 m 420
LOS PINOS RIVER Colorado Good 1967 8.8 m 420
WESTERLY CREEK Colorado Fair 1983 6.7 m 419
Larimer Co. Canal No. 2 Colorado Fair 1960 7.8 m 419
RED GULCH Colorado Fair 1985 18.7 m 419
I 70 ML Colorado Fair 1965 75.3 m 419
Cache La Poudre River Colorado Good 1990 60.4 m 419
KIOWA CREEK Colorado Fair 1964 45.7 m 418
GRAND VALLEY CANAL Colorado Fair 1978 6.9 m 417
RED MOUNTAIN CREEK Colorado Fair 1988 34.3 m 417
W FK BLK SQUIRREL CK Colorado Fair 1994 30.9 m 416
SNOWMASS CREEK Colorado Fair 1989 9.8 m 416
N. Fork Big Thompson Colorado Good 2016 19.9 m 415
N. Fork Big Thompson Colorado Good 2016 16.2 m 415
N. Fork Big Thompson Colorado Good 2016 17.6 m 415
N. Fork Big Thompson Colorado Good 2016 17.6 m 415
N. Fork Big Thompson Colorado Good 2016 17.6 m 415
N. Fork Big Thompson Colorado Good 2016 19.9 m 415
UNCOMPAHGRE RIVER Colorado Fair 1960 24.5 m 413

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.