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.

Clear
BridgeLocationConditionYear BuiltLengthADT
Pioneer Drainage Ditch Colorado Good 1995 10.7 m 1,364
Larimer County Canal Colorado Good 2004 15.2 m 1,364
BESSEMER DITCH Colorado Fair 1971 7.3 m 1,362
SIDE CREEK Colorado Fair 1981 6.3 m 1,360
Larimer and Weld Canal Colorado Fair 1981 14.3 m 1,352
FOUNTAIN CREEK Colorado Fair 1976 7.2 m 1,350
FARMERS HIGHLINE CANAL Colorado Fair 1967 9.2 m 1,350
Beaver Creek Colorado Fair 1985 7.6 m 1,349
Local Drainage Colorado Fair 1985 12.8 m 1,346
BRUSH CREEK Colorado Good 2001 17.1 m 1,343
BRUSH CREEK Colorado Good 2007 18.1 m 1,343
WINDMILL CREEK Colorado Fair 1995 7.8 m 1,342
LOCAL DRAINAGE Colorado Fair 1983 15.5 m 1,341
COTTONWOOD CREEK Colorado Good 2002 27.9 m 1,340
GORE CREEK Colorado Good 1995 18.7 m 1,338
Boxelder Creek Colorado Good 2005 25.1 m 1,337
Pine Ridge Gulch Colorado Fair 1983 16.7 m 1,331
BUFFALO CREEK Colorado Fair 1950 6.4 m 1,329
Big Dry Creek Colorado Fair 1984 9.1 m 1,326
TOLLGATE CREEK Colorado Good 2011 60.2 m 1,325
Oligarchy Ditch Colorado Fair 1970 6.6 m 1,321
Greeley Loveland Canal Colorado Good 2000 8.2 m 1,319
GRAND VALLEY CANAL Colorado Fair 1983 9.1 m 1,319
KIOWA CREEK Colorado Fair 1995 89.0 m 1,318
UNNAMED DRAINAGE Colorado Fair 2005 6.6 m 1,316
BEAR CREEK TRIB Colorado Fair 1993 7.6 m 1,315
Indian Creek Colorado Good 1996 10.1 m 1,315
CHERRY CREEK Colorado Fair 1958 49.7 m 1,312
Beebe Seep Canal Colorado Poor 1996 19.1 m 1,311
UPPER BEAR CREEK Colorado Fair 1992 10.5 m 1,308
Mamm Creek Colorado Fair 1999 9.1 m 1,308
DALLAS CREEK Colorado Fair 2000 13.4 m 1,308
KING ARROYO Colorado Good 1973 25.1 m 1,307
FOURMILE CREEK Colorado Fair 1998 32.5 m 1,300
UP RR Colorado Good 2000 80.6 m 1,300
GRIZZLY CREEK Colorado Fair 1949 25.9 m 1,300
GRIZZLY CREEK Colorado Fair 1950 31.5 m 1,300
COLORADO CREEK Colorado Fair 1949 13.0 m 1,300
ARAPAHOE CREEK Colorado Fair 1950 15.1 m 1,300
GRIZZLY CREEK Colorado Good 2005 17.7 m 1,300
SOUTH PLATTE RIVER Colorado Good 1995 338.9 m 1,300
CURTIS CREEK Colorado Fair 1958 9.8 m 1,300
CURTIS CREEK Colorado Fair 1959 9.8 m 1,300
I 76 ML Colorado Fair 1959 69.0 m 1,300
KIOWA CREEK Colorado Good 2005 105.2 m 1,300
COMMUNITY DITCH Colorado Fair 1999 13.1 m 1,300
DRAW Colorado Fair 1978 28.0 m 1,300
DRAW Colorado Fair 1975 7.6 m 1,300
DRAW Colorado Fair 1975 13.1 m 1,300
LAKE CREEK Colorado Fair 1975 7.4 m 1,300

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.