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.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| Jackson Lake Outlet Cana | Colorado | Good | 2016 | 12.6 m | 336 |
| JEFFERSON CREEK | Colorado | Fair | 1989 | 10.0 m | 336 |
| SAGUACHE CREEK | Colorado | Fair | 1984 | 9.1 m | 335 |
| Crow Creek | Colorado | Fair | 1991 | 13.1 m | 335 |
| E HARVARD GULCH | Colorado | Fair | 1967 | 11.5 m | 334 |
| WESTERLY CREEK | Colorado | Good | 1965 | 6.3 m | 334 |
| OIL CREEK DITCH | Colorado | Good | 1987 | 10.8 m | 333 |
| S Fork REPUBLICAN RIVER | Colorado | Good | 1977 | 36.9 m | 333 |
| BESSEMER DITCH | Colorado | Fair | 1968 | 7.5 m | 333 |
| New Cache La Poudre Cana | Colorado | Fair | 1988 | 6.9 m | 333 |
| Lone Tree Creek | Colorado | Good | 1983 | 9.2 m | 333 |
| Lone Tree Creek | Colorado | Good | 1983 | 11.7 m | 333 |
| New Cache La Poudre Cana | Colorado | Fair | 1994 | 12.0 m | 333 |
| LOCAL DRAINAGE | Colorado | Good | 2016 | 12.7 m | 332 |
| 64TH ST DRAIN CANAL AR | Colorado | Good | 1993 | 6.4 m | 332 |
| Big Thompson River | Colorado | Fair | 1978 | 23.5 m | 332 |
| Box Elder Creek | Colorado | Good | 1990 | 9.2 m | 331 |
| Little Thompson River | Colorado | Good | 2019 | 21.0 m | 331 |
| TRIBUTARY OF AMITY CANAL | Colorado | Fair | 1975 | 12.0 m | 331 |
| Gilmore Ditch | Colorado | Fair | 2000 | 12.4 m | 331 |
| Willow Creek | Colorado | Fair | 1999 | 14.3 m | 331 |
| EAST BIJOU CREEK | Colorado | Poor | 1966 | 151.0 m | 330 |
| DRAW | Colorado | Fair | 1958 | 11.9 m | 330 |
| BIJOU CREEK | Colorado | Fair | 1958 | 9.8 m | 330 |
| HOLBROOK CANAL | Colorado | Fair | 1937 | 12.2 m | 330 |
| FT LYON STORAGE CANAL | Colorado | Fair | 1954 | 38.2 m | 330 |
| Missouri Canyon Creek | Colorado | Fair | 1979 | 8.7 m | 330 |
| EMPIRE CANAL | Colorado | Fair | 1955 | 16.0 m | 330 |
| DRAW | Colorado | Fair | 1935 | 7.5 m | 330 |
| Buckhorn Creek | Colorado | Fair | 1985 | 45.4 m | 329 |
| FT. LYON CANAL | Colorado | Fair | 1965 | 9.2 m | 329 |
| BRANTNER GULCH TRIB | Colorado | Good | 2006 | 8.8 m | 329 |
| N. BRANCH CONEJOS RIVER | Colorado | Fair | 1994 | 6.6 m | 328 |
| Platte Valley Canal | Colorado | Good | 2014 | 12.1 m | 328 |
| NAVAJO RIVER | Colorado | Fair | 1994 | 31.7 m | 327 |
| LITTLE CUB CREEK | Colorado | Fair | 1974 | 7.0 m | 326 |
| HUDSON CANAL | Colorado | Fair | 1993 | 12.7 m | 325 |
| STEELS FORK CREEK | Colorado | Fair | 2001 | 30.5 m | 325 |
| Piceance Creek | Colorado | Poor | 1970 | 9.3 m | 325 |
| STOCK PASS 17 | Colorado | Good | 2015 | 6.7 m | 325 |
| Larimer County Canal | Colorado | Fair | 2009 | 18.1 m | 325 |
| Hinman Creek | Colorado | Good | 1980 | 8.5 m | 324 |
| DRY CREEK | Colorado | Good | 2009 | 20.1 m | 323 |
| South Platte River | Colorado | Fair | 1996 | 83.1 m | 322 |
| South Platte River | Colorado | Fair | 1983 | 36.7 m | 322 |
| South Platte River | Colorado | Good | 2011 | 28.7 m | 322 |
| Crow Creek | Colorado | Fair | 1965 | 9.2 m | 322 |
| BIG ROCK CREEK | Colorado | Fair | 1955 | 19.1 m | 320 |
| DRAW | Colorado | Fair | 1956 | 19.0 m | 320 |
| DRAW | Colorado | Fair | 2004 | 12.2 m | 320 |
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.