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
COUNTY RD 93 Colorado Fair 1969 60.4 m 35,000
UP RR RR SPUR LT RAIL Colorado Fair 2011 57.2 m 35,000
I 70 ML Colorado Good 1987 85.6 m 35,000
I 70 ML Colorado Fair 1987 94.9 m 35,000
DRAW Colorado Fair 1928 7.4 m 35,000
COUNTY RD. 93 Colorado Poor 1969 60.4 m 35,000
MOSS STREET W 7TH AVE Colorado Fair 1969 31.5 m 35,000
ROONEY RD Colorado Fair 1987 60.6 m 35,000
CITY ST_ANIMAS RVR Colorado Fair 1979 153.0 m 35,000
SH 8 BEAR CREEK Colorado Fair 1989 233.2 m 35,000
DITCH Colorado Fair 1965 9.1 m 35,000
DRAW Colorado Fair 1928 8.2 m 35,000
WB C-D ROAD Colorado Good 2014 19.6 m 35,000
US 6 ML Colorado Good 2014 43.6 m 35,000
SH 8 BEAR CREEK Colorado Fair 1989 233.1 m 35,000
US 40 ML Colorado Fair 1969 113.9 m 35,000
UP RR Colorado Fair 1961 37.5 m 34,925
MAIN STREAM Colorado Fair 1973 15.3 m 34,614
PEDESTRIAN UNDERPASS Colorado Good 2021 6.1 m 34,500
SAND CREEK Colorado Good 2009 37.1 m 34,229
N BRANCH DOUGLAS CREEK Colorado Fair 1986 13.0 m 34,029
I70ML/ SH58 ML/CLR CRK Colorado Good 2008 644.7 m 34,000
US 85 ML Colorado Fair 1971 67.7 m 34,000
LOUDEN CANAL Colorado Fair 1924 6.7 m 34,000
CLEAR CREEK Colorado Fair 1965 9.1 m 34,000
SH 119 ML Colorado Fair 1988 60.5 m 34,000
BOULDER WHITEROCK DITCH Colorado Fair 1987 6.4 m 34,000
THIRD CREEK Colorado Fair 1953 11.6 m 34,000
WONDERLAND CREEK Colorado Fair 1987 17.8 m 34,000
E-470 Colorado Good 2024 86.3 m 34,000
BNSF RR Colorado Fair 1988 103.5 m 34,000
BIG THOMPSON RIVER Colorado Good 2022 86.3 m 34,000
BIG THOMPSON RIVER Colorado Good 2021 86.3 m 34,000
FULTON DITCH Colorado Fair 1953 12.5 m 34,000
KINNEY CREEK Colorado Fair 1981 20.1 m 34,000
SECOND CREEK Colorado Fair 1953 9.8 m 34,000
Boulder Creek Colorado Fair 1963 18.9 m 33,663
SAND CREEK Colorado Fair 1966 93.3 m 33,268
COTTONWOOD CREEK Colorado Fair 1980 27.4 m 33,218
I 70 ML Colorado Fair 1987 70.7 m 33,165
PLUM CREEK PARKWAY Colorado Good 2010 41.1 m 33,000
SPRING CREEK Colorado Fair 1948 11.7 m 33,000
US 285 ML Colorado Good 1988 92.7 m 33,000
US 285 ML Colorado Fair 1988 94.9 m 33,000
WOODWARD STREET Colorado Fair 1968 39.1 m 33,000
DRY CREEK Colorado Fair 1999 23.9 m 33,000
PLUM CREEK PARKWAY Colorado Good 2010 41.1 m 33,000
US 85 BUSS RT Colorado Fair 1968 62.5 m 33,000
40TH AVE ML R Colorado Good 1993 64.0 m 33,000
RMP TO I70 WB ML Colorado Good 1993 61.1 m 33,000

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.