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
TEMPLETON GAP FLOODWAY Colorado Good 2012 60.4 m 3,792
ROARING FORK RIVER Colorado Fair 1992 31.0 m 3,783
Spring Creek Colorado Fair 1992 19.8 m 3,770
Oligarchy Ditch Colorado Fair 1975 6.2 m 3,757
CLEAR CREEK Colorado Good 2000 59.6 m 3,731
RTD TRACKS | BELLEVIEW A Colorado Fair 1992 129.9 m 3,727
MAIN STREAM Colorado Fair 1982 7.5 m 3,721
Larimer and Weld Canal Colorado Fair 2000 12.5 m 3,704
DRY CREEK Colorado Fair 1995 36.6 m 3,700
DRAW Colorado Fair 1939 11.5 m 3,700
DRAW Colorado Fair 1972 13.4 m 3,700
I 70 ML Colorado Fair 1962 67.7 m 3,700
PURGATOIRE RIVER Colorado Good 1988 115.1 m 3,700
DRAW Colorado Fair 1982 18.3 m 3,700
PAWNEE CREEK Colorado Good 2005 66.1 m 3,700
PAWNEE CREEK OVERFLOW Colorado Good 1941 6.4 m 3,700
UP RR ARKANSAS RIVER Colorado Fair 1985 73.2 m 3,700
DRAW Colorado Fair 1994 19.8 m 3,700
WEST PLUM CREEK Colorado Fair 1966 21.6 m 3,700
DRAW Colorado Fair 1972 10.2 m 3,700
DRAW Colorado Fair 1967 9.1 m 3,700
BARRON GULCH Colorado Fair 1991 21.0 m 3,700
I 70 ML Colorado Fair 1978 79.0 m 3,700
LOY GULCH Colorado Fair 2011 10.8 m 3,700
BNSF RR Colorado Good 1992 81.3 m 3,700
DRAW Colorado Fair 1936 6.4 m 3,700
Dry Creek Colorado Good 2004 6.3 m 3,692
Rifle Creek Colorado Good 2004 19.6 m 3,687
Larimer Co. Canal No. 2 Colorado Good 1985 8.6 m 3,679
Graves and Dennison Dtch Colorado Fair 1985 16.4 m 3,667
LOCAL DRAINAGE Colorado Fair 1968 16.2 m 3,646
MAIN STREAM Colorado Fair 1982 13.8 m 3,631
WALNUT CREEK | WALNUT CR Colorado Good 1999 9.9 m 3,630
EAST RIVER Colorado Fair 1998 32.7 m 3,622
LITTLE DRY CREEK Colorado Fair 1972 13.1 m 3,616
BIG DRY CREEK Colorado Fair 1979 12.6 m 3,612
LOCAL DRAINAGE Colorado Fair 1999 6.4 m 3,607
HAYDEN CREEK Colorado Fair 1936 10.1 m 3,600
EAST RIVER Colorado Fair 1975 35.0 m 3,600
E. FORK HAYDEN CREEK Colorado Fair 1936 10.2 m 3,600
COTTONWOOD CREEK Colorado Good 1999 11.9 m 3,600
LONE TREE CREEK Colorado Fair 1965 8.8 m 3,600
FOX CANYON CREEK Colorado Fair 1936 19.3 m 3,600
CHERRY CREEK Colorado Fair 1934 15.8 m 3,600
SOUTH ARKANSAS RIVER Colorado Fair 1938 31.6 m 3,600
REPUBLICAN RIVER Colorado Good 2021 35.2 m 3,600
WILDLIFE UNDERPASS Colorado Good 2017 12.2 m 3,600
WILDLIFE UNDERPASS Colorado Good 2017 12.2 m 3,600
WILDLIFE UNDERPASS/WASH Colorado Good 2017 12.2 m 3,600
WILDLIFE UNDERPASS Colorado Good 2017 12.3 m 3,600

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.