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
SABLE DITCH Colorado Fair 1981 9.3 m 1,830
Louden Ditch Colorado Fair 1962 6.8 m 1,824
Redstone Creek Colorado Good 2007 54.6 m 1,824
Sterling Seep Ditch No 1 Colorado Fair 1992 8.1 m 1,820
Greeley Canal No. 2 Colorado Fair 2013 10.9 m 1,819
LITTLES CREEK Colorado Fair 2000 9.1 m 1,819
Little Thompson River Colorado Good 1990 30.4 m 1,818
FARMERS HIGHLINE CANAL Colorado Fair 1979 14.9 m 1,815
SOUTH PLATTE RIVER Colorado Good 2017 64.3 m 1,811
I 25 ML Colorado Fair 1965 61.6 m 1,810
SABLE DITCH Colorado Fair 1981 6.9 m 1,809
SQUIRREL CREEK TRIBUTARY Colorado Good 2002 10.4 m 1,808
CHANDLER CREEK Colorado Fair 1975 12.8 m 1,807
Pioneer Drainage Ditch Colorado Fair 1996 8.4 m 1,807
SOUTH PLATTE RIVER Colorado Fair 1962 82.9 m 1,806
KIOWA CREEK Colorado Fair 1975 6.4 m 1,805
HIGHLINE CANAL Colorado Good 1988 7.7 m 1,805
SQUIRREL CREEK Colorado Fair 1965 18.3 m 1,804
BRACKETT CREEK Colorado Fair 2000 74.5 m 1,804
COZY CORNER TRIBUTARY #5 Colorado Good 2006 6.7 m 1,803
DEER CREEK TRIBUTARY Colorado Fair 1975 6.6 m 1,801
TAYLOR CREEK Colorado Good 1956 9.4 m 1,800
GRAPE CREEK Colorado Fair 1956 18.9 m 1,800
RIO GRANDE CANAL Colorado Fair 1947 17.1 m 1,800
I 70 ML Colorado Fair 1976 61.3 m 1,800
LONG HOLLOW CREEK Colorado Fair 1964 29.1 m 1,800
MCLEAN DITCH Colorado Good 1947 7.8 m 1,800
TEXAS CREEK Colorado Fair 1906 9.2 m 1,800
NORTH ST VRAIN CREEK Colorado Fair 1973 36.6 m 1,800
QUERIDA GULCH Colorado Good 1978 12.3 m 1,800
SAN MIGUEL RIVER Colorado Fair 1942 36.9 m 1,800
RIO GRANDE OVERFLOW Colorado Good 1947 9.8 m 1,800
I 70 ML Colorado Fair 1965 75.3 m 1,800
WILLOW CREEK Colorado Fair 1930 9.4 m 1,800
WEST DOLORES RIVER Colorado Good 1994 40.6 m 1,800
PRIEST CREEK Colorado Good 1999 8.2 m 1,800
DOLORES RIVER Colorado Fair 1967 33.5 m 1,800
DRAW Colorado Good 1983 13.4 m 1,800
COAL CREEK Colorado Fair 1961 29.0 m 1,800
STONER CREEK Colorado Fair 2000 24.0 m 1,800
DRAW Colorado Good 1983 13.3 m 1,800
SQUIRREL CREEK Colorado Good 2023 70.0 m 1,798
HIGHLINE CANAL Colorado Fair 1966 9.8 m 1,796
ABRAMS CREEK Colorado Good 2001 6.9 m 1,796
EAST TOLLGATE CREEK Colorado Fair 2006 6.3 m 1,795
Yampa River Colorado Fair 1987 16.2 m 1,791
OBRIAN CANAL Colorado Fair 1984 23.8 m 1,788
LOCAL DRAINAGE Colorado Good 2014 7.6 m 1,787
Poudre Valley Canal Colorado Fair 1987 6.3 m 1,784
US 85 ML NBND R Colorado Fair 1975 64.3 m 1,784

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.