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
US 6 ML Colorado Good 2014 47.9 m 9,775
NIVER CREEK Colorado Good 1970 12.6 m 9,770
COTTONWOOD CREEK Colorado Fair 1974 20.8 m 9,752
CHERRY CREEK Colorado Fair 1983 33.5 m 9,726
WILLOW CREEK Colorado Fair 2010 6.3 m 9,714
WILDLIFE CROSSING Colorado Good 2019 10.1 m 9,700
US 36 ML Colorado Good 2014 64.7 m 9,653
ST. VRAIN CREEK Colorado Good 2024 68.6 m 9,636
WESTERLY CREEK | PEDESTR Colorado Good 2005 80.0 m 9,627
US 6 ML Colorado Poor 1964 27.7 m 9,607
LITTLE THOMPSON RIVER Colorado Good 2019 72.5 m 9,600
DRAW Colorado Fair 1958 6.4 m 9,600
I 25 ML RAMPS HOV LANES Colorado Fair 1998 256.5 m 9,600
SABLE DITCH Colorado Fair 1981 6.2 m 9,547
WILDLIFE CROSSING Colorado Good 2012 48.8 m 9,535
LIVESTOCK CROSSING Colorado Good 2012 28.0 m 9,535
ANCESTY DRIVE | ACCESS R Colorado Good 2012 30.6 m 9,535
SABLE DITCH Colorado Good 1992 6.6 m 9,528
I 76 ML Colorado Poor 1967 88.2 m 9,516
BURLINGTON CANAL Colorado Fair 1948 23.4 m 9,500
BURLINGTON CANAL Colorado Fair 1948 23.4 m 9,500
UP RR AND RIVERSIDE PKWY Colorado Good 1994 114.8 m 9,500
UP RR AND RIVERSIDE PKWY Colorado Fair 1974 114.9 m 9,500
COLORADO RIVER Colorado Fair 1974 262.5 m 9,500
COLORADO RIVER Colorado Fair 1950 262.5 m 9,500
I 76 ML Colorado Fair 1967 142.6 m 9,500
ELK CREEK ROAD Colorado Good 2010 19.6 m 9,500
ELK CREEK ROAD Colorado Good 2010 19.6 m 9,500
BIJOU CREEK Colorado Fair 1966 136.4 m 9,500
BIJOU CREEK Colorado Fair 1955 137.6 m 9,500
I 25 ML Colorado Good 2010 77.8 m 9,482
BRANTNER GULCH Colorado Good 2005 13.7 m 9,456
BIG DRY CREEK Colorado Fair 1989 48.5 m 9,445
RIVERDALE RD Colorado Good 2005 45.7 m 9,443
RIVERDALE RD Colorado Good 2005 45.7 m 9,443
20TH STREET Colorado Good 2002 30.4 m 9,420
RAILROAD/RTD Colorado Fair 1996 188.5 m 9,420
FULTON CANAL Colorado Good 2007 7.3 m 9,408
MC ELMO CREEK Colorado Fair 1958 33.1 m 9,400
COTTONWOOD CREEK Colorado Fair 1939 13.4 m 9,400
SMITH HILL CREEK Colorado Fair 1939 13.4 m 9,400
I 70 ML Colorado Good 1973 57.3 m 9,400
PURGATOIRE RIVER Colorado Fair 2005 91.4 m 9,400
Spring Gulch Colorado Good 2000 14.8 m 9,396
DRAW Colorado Good 1933 6.4 m 9,390
GYPSUM CREEK Colorado Fair 1933 19.2 m 9,390
SOUTH PLATTE RIVER Colorado Poor 1970 73.5 m 9,367
I 25 ML Colorado Good 2004 99.7 m 9,357
ST VRAIN CREEK Colorado Good 2014 85.2 m 9,344
OBRIAN CANAL Colorado Good 2013 22.1 m 9,329

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.