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
RALSTON CREEK Colorado Good 1990 18.4 m 9,302
POINT CREEK Colorado Fair 1977 7.0 m 9,300
I 25 ML Colorado Fair 1966 72.6 m 9,300
URINE CREEK Colorado Fair 1977 11.2 m 9,300
RR YARD/ACCESS ROAD Colorado Fair 1978 348.4 m 9,279
CAMP CREEK Colorado Fair 1955 8.8 m 9,278
US 6 ML Colorado Good 1993 82.3 m 9,277
Viele Channel (Ditch) Colorado Fair 1975 13.1 m 9,270
South Boulder Creek Colorado Fair 1986 36.8 m 9,270
New Cache LaPoudre Canal Colorado Fair 2011 10.0 m 9,231
BRANTNER DITCH Colorado Fair 2005 37.9 m 9,217
DRAW Colorado Fair 1969 7.6 m 9,200
DRAW Colorado Fair 1969 9.3 m 9,200
FORT BENT CANAL Colorado Fair 1947 6.7 m 9,200
DRAW Colorado Fair 1966 7.6 m 9,200
WALTON CREEK Colorado Fair 1990 18.8 m 9,200
DRAW Colorado Fair 1926 7.8 m 9,200
I25 ML Colorado Good 2002 78.8 m 9,179
LOCAL DRAINAGE Colorado Good 2010 10.0 m 9,151
Empson Ditch Colorado Fair 1996 14.9 m 9,146
McClellands Channel Colorado Fair 2002 23.6 m 9,116
GW RR Colorado Poor 1974 37.7 m 9,116
E-470 Colorado Good 1996 76.1 m 9,100
I 76 ML Colorado Good 2000 55.9 m 9,100
SOUTH PLATTE RIVER Colorado Good 1988 114.7 m 9,100
GOLD CREEK Colorado Fair 1977 14.0 m 9,100
BEEBE CANAL Colorado Good 1970 7.3 m 9,100
DOUGLAS CREEK Colorado Fair 1984 8.5 m 9,092
New Mercer Canal Colorado Good 2023 6.3 m 9,091
New Mercer Canal Colorado Good 2023 7.2 m 9,091
WEST TOLLGATE CREEK Colorado Fair 1983 10.6 m 9,087
E. FORK SAND CREEK Colorado Fair 2007 86.4 m 9,087
Sheep Draw Creek Colorado Good 2018 22.9 m 9,083
LITTLE DRY CREEK Colorado Fair 1978 8.8 m 9,066
LITTLES CREEK Colorado Good 2014 6.8 m 9,051
CROKE CANAL | CROKE CANA Colorado Fair 2005 27.1 m 9,045
FARM ACCESS ROAD Colorado Fair 1964 21.2 m 9,020
I 76 ML Colorado Fair 1981 93.2 m 9,005
SHALE BLUFFS Colorado Good 2000 92.5 m 9,000
CHALK CREEK Colorado Fair 1965 6.4 m 9,000
I 70 FRONTAGE ROAD Colorado Fair 1963 34.1 m 9,000
UP RR River Rd Colorado Fair 1969 78.5 m 9,000
I 70 FRONTAGE ROAD Colorado Fair 1963 34.1 m 9,000
PERSIGO WASH Colorado Fair 1969 9.1 m 9,000
HUNTER WASH Colorado Fair 1969 21.3 m 9,000
NORTH ST VRAIN CREEK Colorado Good 2007 28.4 m 9,000
CO RD UP RR Colorado Fair 1969 78.5 m 9,000
ARKANSAS RIVER Colorado Fair 1924 87.2 m 9,000
DRAW Colorado Fair 1964 10.5 m 9,000
I76 ML Colorado Fair 2015 105.2 m 9,000

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.