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 UP RR Colorado Fair 1969 70.1 m 6,500
DENVER ROCK ISLAND RR Colorado Good 2020 48.0 m 6,500
RR CROSSING AND CHANNEL Colorado Fair 1999 31.6 m 6,500
UP RR Colorado Fair 1972 43.6 m 6,500
REDLANDS POWER CANAL Colorado Fair 1950 18.3 m 6,500
REDLANDS POWER CANAL Colorado Fair 1974 21.6 m 6,500
HOOK AND MOOR GLADE Colorado Fair 1966 26.3 m 6,500
DRAW Colorado Fair 1967 9.1 m 6,500
LARAMIE POUDRE CANAL Colorado Fair 1965 12.2 m 6,500
MISSOURI CREEK Colorado Good 2011 36.1 m 6,500
LITTLE THOMPSON RIVER Colorado Fair 1937 13.2 m 6,500
GREELEY CANAL NO 2 Colorado Good 1969 9.8 m 6,500
GREELEY CANAL NO 2 Colorado Good 1969 16.2 m 6,500
GREELEY CANAL NO 2 Colorado Fair 1955 9.8 m 6,500
MISSOURI CREEK Colorado Fair 1967 25.0 m 6,500
UNCOMPAHGRE RIVER Colorado Good 1976 46.0 m 6,500
UNCOMPAGRE RIVER Colorado Good 2002 45.9 m 6,500
GUNNISON RIVER Colorado Fair 1966 93.8 m 6,500
CO RD 103 BUTTE CREEK Colorado Good 2018 79.2 m 6,500
KIOWA CREEK Colorado Fair 1993 118.4 m 6,500
KIOWA CREEK Colorado Good 1993 118.4 m 6,500
ALKALI CREEK Colorado Fair 1934 7.1 m 6,491
ACC RD-RR | CLEAR CREEK Colorado Fair 1971 73.8 m 6,488
New Mercer Ditch Colorado Fair 1965 6.4 m 6,487
I25 DRGWRR FOUNTAIN CRK Colorado Fair 1928 315.1 m 6,482
GOVT. HIGHLINE CANAL Colorado Fair 1963 22.0 m 6,481
Sand Creek Colorado Fair 1967 29.1 m 6,476
LOCAL DRAINAGE Colorado Fair 2016 9.9 m 6,463
WEST TOLLGATE CREEK Colorado Fair 2000 15.4 m 6,440
RALSTON CREEK | RALSTON Colorado Fair 1975 45.4 m 6,422
Larimer & Weld Canal Colorado Fair 2016 17.5 m 6,416
N. FORK S. PLATTE RIVER Colorado Fair 1962 13.4 m 6,400
SHELTON DITCH Colorado Poor 1954 6.8 m 6,400
GENEVA CREEK Colorado Fair 1989 11.1 m 6,400
BOULDER CREEK Colorado Fair 1953 30.5 m 6,400
BOULDER CREEK Colorado Fair 1953 36.7 m 6,400
EAST SAND CREEK Colorado Fair 1977 67.6 m 6,398
I25 ML & LRT Colorado Fair 2003 66.1 m 6,374
SLAUGHTERHOUSE GULCH Colorado Fair 1998 6.3 m 6,372
North Poudre Canal Colorado Good 2024 13.4 m 6,368
NERES CANAL Colorado Fair 1989 20.5 m 6,361
BRANDY GULCH | BRANDY GU Colorado Good 2021 31.4 m 6,360
TEMPLETON GAP FLOODWAY Colorado Good 2009 59.5 m 6,359
US 36 ML Colorado Good 2001 95.6 m 6,346
Cache La Poudre River Colorado Fair 1972 32.2 m 6,341
I 25 ML Colorado Good 2022 68.9 m 6,317
CHERRY CREEK Colorado Fair 1925 26.8 m 6,301
UP RR Colorado Fair 1990 75.0 m 6,300
COLORADO RIVER Colorado Good 1999 30.0 m 6,300
COLORADO RIVER OVERFLOW Colorado Fair 1999 30.0 m 6,300

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.