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 |
|---|---|---|---|---|---|
| COUNTY ROAD 9 | Colorado | Fair | 1968 | 36.2 m | 4,000 |
| SH 59 ML | Colorado | Fair | 1968 | 36.3 m | 4,000 |
| SH 59 ML | Colorado | Fair | 1968 | 36.2 m | 4,000 |
| COUNTY ROAD 29 | Colorado | Fair | 1970 | 43.9 m | 4,000 |
| COUNTY ROAD 29 | Colorado | Fair | 1970 | 43.9 m | 4,000 |
| DRAW | Colorado | Fair | 1935 | 6.9 m | 4,000 |
| PLATTE GULCH | Colorado | Good | 2023 | 10.6 m | 4,000 |
| DRY DRAINAGE SWALE | Colorado | Fair | 1986 | 13.2 m | 4,000 |
| MANCOS RIVER | Colorado | Fair | 1959 | 37.8 m | 4,000 |
| CHIMNEY ROCK DRAW | Colorado | Fair | 1957 | 12.3 m | 4,000 |
| BESSEMER DITCH | Colorado | Fair | 1970 | 6.8 m | 4,000 |
| E-470 | Colorado | Fair | 1996 | 77.8 m | 4,000 |
| E-470 | Colorado | Fair | 1996 | 70.9 m | 4,000 |
| DRAW | Colorado | Fair | 1937 | 6.4 m | 4,000 |
| PECK CREEK | Colorado | Fair | 1970 | 6.2 m | 4,000 |
| ROCK CREEK | Colorado | Fair | 1970 | 68.0 m | 4,000 |
| INDIAN CREEK | Colorado | Fair | 1959 | 28.5 m | 4,000 |
| DALLAS CREEK | Colorado | Fair | 1980 | 9.5 m | 4,000 |
| STRAINS GULCH | Colorado | Fair | 1935 | 10.1 m | 4,000 |
| BLUE RIBBON ARROYO | Colorado | Fair | 1950 | 7.6 m | 4,000 |
| I70Q (ROSE AVE.) | Colorado | Good | 2009 | 39.7 m | 4,000 |
| NORTH BEAVER CREEK | Colorado | Fair | 1948 | 7.0 m | 4,000 |
| FULTON CANAL | Colorado | Fair | 1972 | 10.6 m | 4,000 |
| CHERRY CREEK | CO FRONT | Colorado | Good | 2006 | 93.1 m | 3,995 |
| RALSTON CREEK | Colorado | Good | 2013 | 32.8 m | 3,986 |
| Big Barnes Ditch | Colorado | Good | 2020 | 18.9 m | 3,983 |
| ANDERSON ARROYO | Colorado | Poor | 1931 | 37.4 m | 3,981 |
| ARKANSAS RIVER | Colorado | Fair | 1966 | 72.6 m | 3,980 |
| FIRST FLOW CREEK | Colorado | Fair | 2004 | 11.0 m | 3,975 |
| Big Thompson River | Colorado | Good | 1985 | 19.5 m | 3,972 |
| South Platte River | Colorado | Good | 1994 | 73.1 m | 3,971 |
| US 287 ML | Colorado | Fair | 1994 | 61.9 m | 3,969 |
| LITTLE DRY CREEK | Colorado | Good | 1989 | 16.2 m | 3,964 |
| WILLOW CREEK | Colorado | Poor | 1972 | 15.9 m | 3,964 |
| DRAW R | Colorado | Fair | 1985 | 92.2 m | 3,963 |
| MONTBELLO DITCH | Colorado | Fair | 1995 | 8.8 m | 3,953 |
| Local Drainage | Colorado | Good | 2015 | 22.9 m | 3,947 |
| BOX ELDER CREEK | Colorado | Fair | 1985 | 79.9 m | 3,919 |
| Soda Creek | Colorado | Fair | 1970 | 7.2 m | 3,918 |
| HIGHLINE CANAL | Colorado | Good | 1981 | 7.6 m | 3,916 |
| UNNAMED CREEK | Colorado | Fair | 1983 | 26.5 m | 3,915 |
| BIG THOMPSON RIVER SR | Colorado | Good | 2020 | 86.3 m | 3,911 |
| Yampa River | Colorado | Good | 1986 | 31.4 m | 3,908 |
| HIGHLINE CANAL | Colorado | Fair | 1952 | 11.2 m | 3,902 |
| S FK SOUTH PLATTE RVR | Colorado | Fair | 1978 | 12.5 m | 3,900 |
| ARKANSAS RIVER | Colorado | Fair | 1962 | 82.9 m | 3,900 |
| FARMERS HIGHLINE CANAL | Colorado | Fair | 1975 | 12.7 m | 3,900 |
| CROKE CANAL | Colorado | Good | 1975 | 12.8 m | 3,900 |
| DRAW | Colorado | Fair | 1936 | 21.4 m | 3,900 |
| YELLOW JACKET CREEK | Colorado | Fair | 1962 | 9.8 m | 3,900 |
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.