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
PRIMERO CANYON Colorado Good 1978 14.6 m 520
Peterson Ditch Colorado Fair 1988 7.7 m 520
Cache La Poudre Canal Colorado Fair 2004 9.4 m 520
ANIMAS RVR OVF ELBERT CR Colorado Fair 1989 30.4 m 519
FOUR MILE CREEK Colorado Good 2013 25.3 m 519
HOLLY SEEP Colorado Poor 1940 9.7 m 519
Platte Valley Canal Colorado Fair 1968 10.4 m 518
LENA GULCH Colorado Good 1986 13.2 m 514
Yampa River Colorado Fair 1978 58.5 m 513
SOUTH ARKANSAS RIVER Colorado Fair 1991 12.9 m 513
COLORADO RIVER Colorado Good 1988 51.8 m 513
Crow Creek Colorado Fair 1995 15.0 m 512
GREEN BELT FLOODWAY Colorado Good 1975 10.2 m 511
ARKANSAS RIVER Colorado Fair 1949 128.9 m 510
WOLF CREEK Colorado Good 2003 81.1 m 510
LONE TREE ARROYO Colorado Good 2024 15.8 m 510
HIGHLINE CANAL Colorado Good 2021 13.0 m 510
GOVT. HIGHLINE CANAL Colorado Good 2022 20.7 m 510
Bear Creek Colorado Fair 1980 7.5 m 508
LOCAL DRAINAGE Colorado Good 2001 6.1 m 507
Larimer Co. Canal No. 2 Colorado Fair 1955 6.9 m 506
McClellands Channel Colorado Good 2002 6.8 m 506
PLUM CREEK Colorado Fair 2004 98.1 m 505
Sterling No 1 Ditch Colorado Fair 1950 7.3 m 505
WOLF CREEK Colorado Fair 1988 22.6 m 503
COAL CREEK Colorado Fair 1987 15.5 m 503
Watkins-Lessing Ditch Colorado Fair 2012 12.3 m 503
St. Vrain Creek Colorado Fair 1981 31.6 m 502
NORTH COTTONWOOD CREEK Colorado Good 2001 8.8 m 502
CLEAR CREEK Colorado Fair 1973 18.3 m 502
Fall River Colorado Fair 1983 9.5 m 501
GLACIER CREEK Colorado Good 2004 14.6 m 500
DRAINAGE DITCH Colorado Fair 2000 9.8 m 500
DRAINAGE DITCH Colorado Good 2009 8.5 m 500
C Ditch Colorado Fair 2009 7.2 m 500
Clover Ditch Colorado Fair 1972 6.3 m 500
QUARTZ CREEK Colorado Fair 1990 15.8 m 499
SMITH FORK Colorado Fair 1985 10.0 m 498
LITTLE DRY CREEK Colorado Fair 1954 14.6 m 498
QUARTZ CREEK Colorado Fair 1998 14.0 m 498
GRAND VALLEY CANAL Colorado Fair 1985 7.1 m 494
CLEAR CREEK Colorado Fair 1995 9.1 m 493
Coal Creek Colorado Fair 1992 20.1 m 492
BEAR CREEK TRIBUTARY Colorado Fair 1955 6.4 m 491
OAK CREEK Colorado Poor 1993 14.9 m 491
MICHIGAN RIVER Colorado Fair 1978 7.8 m 490
JOE WRIGHT CREEK Colorado Fair 1976 32.0 m 490
I 70 ML Colorado Fair 1972 71.0 m 489
COAL CREEK Colorado Good 2016 15.8 m 488
Willow Creek Colorado Fair 1950 16.2 m 487

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.