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 |
|---|---|---|---|---|---|
| BOB CREEK | Colorado | Fair | 1994 | 18.6 m | 90 |
| SPRING CREEK | Colorado | Fair | 1935 | 17.2 m | 90 |
| OAK CREEK | Colorado | Fair | 1990 | 10.5 m | 90 |
| ARIKAREE RIVER | Colorado | Fair | 1992 | 43.3 m | 90 |
| S Frk Cache La Poudre Rv | Colorado | Fair | 1994 | 9.8 m | 90 |
| Big Thompson River | Colorado | Fair | 2019 | 20.5 m | 90 |
| CATLIN CANAL | Colorado | Good | 1966 | 12.3 m | 90 |
| CATLIN CANAL | Colorado | Poor | 1956 | 7.9 m | 90 |
| TIMPAS CREEK | Colorado | Good | 1997 | 51.8 m | 90 |
| Peterson Trans. Ditch | Colorado | Good | 1996 | 9.1 m | 90 |
| Lone Tree Creek | Colorado | Fair | 1989 | 9.6 m | 90 |
| BIJOU CANAL | Colorado | Good | 2020 | 15.2 m | 90 |
| SMITH FORK CREEK | Colorado | Good | 2009 | 9.2 m | 89 |
| ANTELOPE CREEK | Colorado | Fair | 1960 | 12.3 m | 89 |
| ALAMOSA RIVER | Colorado | Good | 1989 | 14.3 m | 89 |
| Dead Horse Draw | Colorado | Good | 2014 | 19.5 m | 89 |
| Antelope Creek | Colorado | Good | 1991 | 11.9 m | 89 |
| CATLIN CANAL | Colorado | Fair | 1961 | 9.1 m | 89 |
| Collins Lateral Canal | Colorado | Fair | 1995 | 8.4 m | 89 |
| KICKING BIRD CANAL | Colorado | Fair | 1983 | 12.4 m | 88 |
| CULEBRA CREEK | Colorado | Fair | 1988 | 14.5 m | 88 |
| Escalante Creek | Colorado | Good | 2017 | 20.7 m | 88 |
| Larimer County Canal | Colorado | Good | 1962 | 10.0 m | 88 |
| SKUNK CREEK | Colorado | Fair | 2019 | 14.4 m | 88 |
| OTERO CANAL | Colorado | Fair | 2014 | 7.3 m | 88 |
| Sullivan Ditch | Colorado | Fair | 2000 | 9.3 m | 88 |
| COAL CREEK | Colorado | Fair | 1982 | 8.9 m | 87 |
| WOLF CREEK | Colorado | Fair | 1950 | 18.0 m | 87 |
| HORSE CREEK | Colorado | Fair | 1994 | 31.7 m | 87 |
| FT. LYON CANAL | Colorado | Fair | 1983 | 14.2 m | 87 |
| SOUTH COTTONWOOD CREEK | Colorado | Good | 1954 | 9.1 m | 87 |
| BOB CREEK | Colorado | Fair | 1975 | 15.2 m | 87 |
| Trib.N.Fork Frenchman Ck | Colorado | Good | 1997 | 18.7 m | 87 |
| Colorado River | Colorado | Fair | 1953 | 36.7 m | 86 |
| ALLISON DITCH | Colorado | Fair | 1997 | 7.6 m | 86 |
| HORSEFLY CREEK | Colorado | Fair | 1961 | 8.9 m | 86 |
| Elk River | Colorado | Fair | 1980 | 19.8 m | 86 |
| COMANCHE CREEK | Colorado | Fair | 1997 | 12.3 m | 86 |
| TURKEY CREEK | Colorado | Good | 1992 | 10.0 m | 86 |
| BIG SANDY CREEK TRIB | Colorado | Good | 2000 | 11.5 m | 86 |
| UNKNOWN DRAINAGE | Colorado | Fair | 2012 | 6.1 m | 86 |
| DRAW SR | Colorado | Fair | 1934 | 17.9 m | 86 |
| Poudre Valley Canal | Colorado | Fair | 1983 | 6.6 m | 86 |
| S Frk Cache La Poudre Rv | Colorado | Fair | 1971 | 11.2 m | 86 |
| Little Beaver Creek | Colorado | Poor | 1972 | 8.1 m | 86 |
| Marvine Creek | Colorado | Fair | 1985 | 9.3 m | 86 |
| Sand Creek | Colorado | Fair | 1969 | 7.3 m | 86 |
| Big Dry Creek | Colorado | Good | 2003 | 11.1 m | 86 |
| Evans Ditch No. 2 | Colorado | Fair | 1991 | 11.9 m | 86 |
| Owl Creek | Colorado | Fair | 1997 | 12.6 m | 86 |
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.