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
AGRICULTURAL DITCH Colorado Fair 1937 7.0 m 23,000
DRAINAGE Colorado Fair 1990 6.6 m 23,000
BNSF RR Colorado Good 2003 35.2 m 23,000
CONIFER ROAD Colorado Good 2002 22.7 m 23,000
OLD SH 227ML SALT CREEK Colorado Good 2003 94.5 m 23,000
WALDO CANYON Colorado Good 2014 8.4 m 23,000
MT WERNER ROAD Colorado Fair 1980 46.0 m 23,000
US24 BUSS RT RAMP Colorado Fair 1969 38.7 m 23,000
DRAW Colorado Fair 1935 6.4 m 23,000
CATTLE CREEK Colorado Good 1967 7.8 m 23,000
DEER CREEK Colorado Fair 1968 9.8 m 23,000
SEEP CANAL Colorado Fair 1954 13.4 m 23,000
HIGHLAND DITCH Colorado Fair 1999 9.7 m 23,000
RR ARKANSAS RIVER Colorado Fair 1973 132.3 m 23,000
POLK CREEK Colorado Good 2023 165.8 m 23,000
DRAW Colorado Good 1990 7.6 m 23,000
SEQUINE GULCH Colorado Fair 1935 6.4 m 23,000
120th Avenue Colorado Good 2002 82.2 m 22,990
HIGHLINE CANAL Colorado Fair 1981 9.4 m 22,939
CHERRY CREEK Colorado Good 1965 25.6 m 22,904
CHERRY CREEK Colorado Good 1989 32.2 m 22,904
RAMP D TO WBND ACADEMY Colorado Good 2012 38.2 m 22,809
Quincy Avenue Colorado Good 1997 66.9 m 22,768
MASSEY DRAW AR Colorado Fair 1987 6.7 m 22,765
Pena Boulevard Colorado Good 1996 135.3 m 22,748
Obrian Canal Colorado Good 2002 48.1 m 22,728
Buckley Road Colorado Good 2002 44.1 m 22,565
Cache La Poudre Overflow Colorado Good 2006 27.1 m 22,557
BIG DRY CREEK Colorado Good 2004 60.3 m 22,524
I-25 ML Colorado Good 2004 83.1 m 22,524
COTTONWOOD CREEK Colorado Good 2018 39.6 m 22,514
Cache La Poudre River Colorado Fair 1980 81.2 m 22,461
Burlington Ditch Colorado Fair 2002 55.8 m 22,442
Cache La Poudre River Colorado Good 1986 57.8 m 22,311
PEDESTRIAN UNDERPASS Colorado Good 2023 7.5 m 22,287
Quincy Avenue Colorado Good 1997 66.9 m 22,265
FARMERS HIGHLINE CANAL Colorado Good 2001 11.5 m 22,206
I 25 ML Colorado Fair 2016 67.0 m 22,177
I 25 ML Colorado Good 2016 67.0 m 22,177
PEDESTRIAN PATH Colorado Good 2013 32.0 m 22,176
RAILROAD Colorado Fair 1983 44.7 m 22,093
HAUL ROAD Colorado Fair 2010 31.5 m 22,084
120th Avenue Colorado Good 2002 81.7 m 22,066
FOUNTAIN CREEK Colorado Poor 1965 102.9 m 22,000
LOVELAND-GREELEY CANAL Colorado Good 1965 9.8 m 22,000
BEASLEY DITCH Colorado Fair 1958 6.9 m 22,000
LEWIS GULCH Colorado Fair 1964 6.4 m 22,000
MAROON CREEK Colorado Fair 2005 189.0 m 22,000
DRAW Colorado Good 2003 289.6 m 22,000
DRY CREEK Colorado Fair 1947 6.4 m 22,000

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.