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
BEAR CREEK Colorado Poor 1961 32.7 m 15,500
UP RR Colorado Fair 1971 62.5 m 15,500
UP RR Colorado Fair 1971 60.1 m 15,500
SH 7 ML Colorado Fair 1965 51.2 m 15,500
GRAND VALLEY CANAL Colorado Fair 1975 13.3 m 15,465
RALSTON CREEK Colorado Poor 1969 16.3 m 15,435
Farmers Independent Ditc Colorado Good 1994 6.6 m 15,405
South Boulder Creek Colorado Fair 2006 57.6 m 15,236
COTTONWOOD CREEK Colorado Good 1998 42.3 m 15,210
SOUTH PLATTE RIVER Colorado Fair 1976 81.1 m 15,173
Cache La Poudre River Colorado Good 1998 104.5 m 15,131
MONUMENT CREEK Colorado Fair 2001 67.9 m 15,110
WEST TOLLGATE CREEK Colorado Fair 1979 54.9 m 15,088
CHERRY CREEK Colorado Good 2007 76.2 m 15,084
I25 RAMPS AND WALNUT Colorado Fair 1987 178.9 m 15,048
COLORADO RIVER Colorado Fair 1982 214.1 m 15,046
GOLDSMITH GULCH | E JEWE Colorado Fair 1965 13.6 m 15,005
Rock Creek Colorado Fair 2002 75.7 m 15,000
UPPER PLATTE BEAVER DITC Colorado Fair 1958 10.8 m 15,000
UNNAMED DRAINAGE Colorado Good 2000 7.7 m 15,000
BRANTZELL ARROYO SR Colorado Fair 1930 7.6 m 15,000
SAND CREEK Colorado Fair 1975 63.9 m 15,000
BOULDER CREEK Colorado Fair 1966 47.2 m 15,000
UP RR Colorado Good 1970 42.9 m 15,000
ROARING FORK RIVER Colorado Fair 1958 66.3 m 15,000
BOULDER CREEK Colorado Poor 1938 31.3 m 15,000
I 25 ML Colorado Good 2012 82.9 m 15,000
DRAW Colorado Fair 1932 7.4 m 15,000
SMITH CREEK Colorado Good 2022 6.9 m 15,000
HIGHLAND CANAL Colorado Fair 1972 11.5 m 15,000
SUPPLY DITCH Colorado Fair 1972 6.9 m 15,000
DRAW Colorado Fair 1926 10.8 m 15,000
SAND CREEK Colorado Good 1975 63.9 m 15,000
RAMP TO US85 SB 8TH AVE Colorado Poor 1968 68.6 m 15,000
GRAND VALLEY CANAL Colorado Good 1984 18.9 m 15,000
I 70 ML Colorado Fair 1964 71.4 m 15,000
DRAW Colorado Good 2015 10.0 m 15,000
UP RR FOUNTAIN CRK Colorado Poor 1954 186.3 m 15,000
US 85 | UPRR Colorado Fair 2014 100.5 m 14,973
SELLARS GULCH Colorado Poor 1987 19.7 m 14,950
WEST TOLLGATE CREEK Colorado Fair 1978 67.0 m 14,929
CLEAR CREEK Colorado Good 1988 54.9 m 14,909
CHERRY CREEK | COLORADO Colorado Fair 2000 151.7 m 14,905
Bear Canyon Creek Colorado Fair 1980 12.3 m 14,884
SH 115 ML Colorado Good 1977 67.8 m 14,877
RAILROAD TRACK Colorado Good 2015 68.7 m 14,853
CHERRY CREEK | CHERRY CR Colorado Fair 1998 151.7 m 14,840
I 25 ML Colorado Fair 1957 88.3 m 14,741
FIRST FLOW CREEK Colorado Fair 2000 24.4 m 14,732
BIKE PATH AND FLOW FIRST Colorado Fair 2000 24.4 m 14,732

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.