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 |
|---|---|---|---|---|---|
| SAND GULCH | Colorado | Fair | 1986 | 16.9 m | 2,000 |
| PLATEAU CREEK | Colorado | Fair | 1965 | 57.0 m | 2,000 |
| E-470 | Colorado | Good | 1990 | 93.3 m | 2,000 |
| I 70 ML | Colorado | Good | 1986 | 47.4 m | 2,000 |
| E-470 | Colorado | Good | 2004 | 93.3 m | 2,000 |
| CLOVER DITCH | Colorado | Good | 1990 | 13.3 m | 2,000 |
| DRAW | Colorado | Good | 1976 | 7.6 m | 2,000 |
| SOUTH PLATTE RIVER | Colorado | Fair | 1982 | 151.9 m | 2,000 |
| SPRINGDALE CANAL | Colorado | Good | 1965 | 6.3 m | 2,000 |
| CUCHARAS RIVER | Colorado | Fair | 1933 | 55.6 m | 2,000 |
| SIX MILE CREEK | Colorado | Poor | 1942 | 19.5 m | 2,000 |
| RIO GRANDE RIVER | Colorado | Good | 1980 | 57.5 m | 2,000 |
| RIO GRANDE RIVER | Colorado | Fair | 1982 | 112.1 m | 1,994 |
| EAST PLUM CREEK | Colorado | Good | 2008 | 37.0 m | 1,993 |
| NO THOROUGHFARE CANYON | Colorado | Good | 2010 | 17.0 m | 1,991 |
| Fortification Creek | Colorado | Fair | 1939 | 25.4 m | 1,991 |
| Greeley Loveland Canal | Colorado | Fair | 1922 | 10.1 m | 1,989 |
| WONDERLAND CREEK | Colorado | Fair | 2020 | 12.5 m | 1,988 |
| Little Thompson River | Colorado | Fair | 1970 | 22.3 m | 1,985 |
| GREELEY NO. 2 CANAL | Colorado | Fair | 2004 | 10.0 m | 1,985 |
| THIRD CREEK | Colorado | Fair | 1995 | 15.3 m | 1,984 |
| Home Supply Ditch | Colorado | Good | 2010 | 6.1 m | 1,982 |
| CEDAR CREEK | Colorado | Fair | 1988 | 17.1 m | 1,981 |
| FOURMILE CREEK | Colorado | Fair | 1996 | 18.4 m | 1,974 |
| Highland Ditch | Colorado | Good | 1989 | 6.9 m | 1,968 |
| LITTLES CREEK | Colorado | Fair | 1999 | 9.1 m | 1,967 |
| GRAND VALLEY CANAL | Colorado | Good | 2019 | 13.4 m | 1,964 |
| LITTLE SALT WASH | Colorado | Fair | 1980 | 22.6 m | 1,963 |
| RESERVOIR SPILLWAY | Colorado | Fair | 1975 | 18.6 m | 1,959 |
| South Platte River | Colorado | Good | 1993 | 110.7 m | 1,952 |
| GRAND VALLEY CANAL | Colorado | Fair | 1955 | 8.1 m | 1,950 |
| UPPER WESTERLY CREEK | Colorado | Fair | 1973 | 8.3 m | 1,945 |
| FOUNTAIN CREEK | Colorado | Fair | 1969 | 21.2 m | 1,945 |
| BESSEMER DITCH | Colorado | Fair | 1996 | 13.4 m | 1,945 |
| Dry Creek | Colorado | Fair | 1997 | 9.7 m | 1,944 |
| Big Thompson River | Colorado | Fair | 1983 | 18.9 m | 1,943 |
| Boxelder Creek | Colorado | Fair | 1988 | 16.0 m | 1,942 |
| LOCAL DRAINAGE | Colorado | Good | 2006 | 7.8 m | 1,942 |
| Wonderland Creek | Colorado | Fair | 2017 | 15.2 m | 1,937 |
| I 25 ML | Colorado | Fair | 1957 | 79.4 m | 1,933 |
| BOXELDER CREEK | Colorado | Fair | 1981 | 9.8 m | 1,932 |
| MONTBELLO DITCH | Colorado | Fair | 2001 | 7.6 m | 1,932 |
| BOXELDER CREEK | Colorado | Good | 1981 | 19.1 m | 1,931 |
| Soda Creek | Colorado | Good | 2008 | 12.0 m | 1,929 |
| Rock Creek | Colorado | Fair | 1999 | 8.7 m | 1,916 |
| Coal Creek | Colorado | Fair | 1999 | 40.1 m | 1,915 |
| Cottonwood Creek | Colorado | Good | 1996 | 34.0 m | 1,911 |
| LARIMER COUNTY CANAL SR | Colorado | Fair | 1966 | 10.4 m | 1,911 |
| Crow Creek | Colorado | Good | 2018 | 32.0 m | 1,909 |
| NORTH MONUMENT CREEK | Colorado | Fair | 1988 | 8.2 m | 1,903 |
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.