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 |
|---|---|---|---|---|---|
| BIG BEAVER CREEK | Colorado | Fair | 1953 | 62.3 m | 1,000 |
| C DITCH | Colorado | Fair | 2008 | 9.8 m | 1,000 |
| Drainage channel | Colorado | Good | 2009 | 10.8 m | 1,000 |
| WILLOW CREEK | Colorado | Good | 2024 | 74.0 m | 1,000 |
| WILLOW CREEK | Colorado | Good | 2024 | 74.0 m | 1,000 |
| ROCK CREEK | Colorado | Fair | 1958 | 28.5 m | 1,000 |
| LANDSMAN CREEK | Colorado | Good | 1998 | 77.4 m | 1,000 |
| SAND CREEK | Colorado | Fair | 1952 | 10.4 m | 1,000 |
| DRAW | Colorado | Good | 1995 | 10.7 m | 1,000 |
| BEAVER CREEK | Colorado | Good | 1995 | 13.0 m | 1,000 |
| SMITH CREEK | Colorado | Fair | 2006 | 6.9 m | 1,000 |
| BRANCH OF RITCHIE GULCH | Colorado | Fair | 1938 | 16.2 m | 1,000 |
| HARDSCRABBLE CREEK | Colorado | Good | 1991 | 25.6 m | 1,000 |
| RED CREEK | Colorado | Fair | 1933 | 33.4 m | 1,000 |
| RIO GRANDE | Colorado | Fair | 1979 | 77.3 m | 1,000 |
| DRAW | Colorado | Poor | 1937 | 21.5 m | 1,000 |
| Clover Ditch | Colorado | Fair | 1978 | 27.4 m | 1,000 |
| C Ditch | Colorado | Fair | 2009 | 16.8 m | 1,000 |
| I Ditch | Colorado | Fair | 2008 | 44.0 m | 1,000 |
| Drainage Ditch | Colorado | Good | 1988 | 10.9 m | 1,000 |
| Fossil Ck Resv Inlet | Colorado | Good | 2008 | 7.4 m | 998 |
| Fraser River | Colorado | Fair | 2006 | 18.3 m | 997 |
| CUNNINGHAM CREEK | Colorado | Fair | 1989 | 12.2 m | 997 |
| Platteville Ditch | Colorado | Fair | 1994 | 10.8 m | 996 |
| Oligarchy Ditch | Colorado | Fair | 1975 | 6.3 m | 995 |
| TRIB TO BIG DRY CREEK | Colorado | Fair | 1978 | 6.2 m | 995 |
| LOCAL DRAINAGE | Colorado | Good | 2015 | 6.7 m | 994 |
| COYOTE RUN | Colorado | Fair | 1960 | 9.1 m | 993 |
| LITTLES CREEK | Colorado | Good | 1981 | 10.8 m | 993 |
| BESSEMER DITCH | Colorado | Fair | 1903 | 6.8 m | 992 |
| NORTH ST CHARLES RIVER | Colorado | Good | 2008 | 45.5 m | 990 |
| I 70 ML | Colorado | Fair | 1974 | 82.9 m | 989 |
| LOCAL DRAINAGE | Colorado | Poor | 1960 | 9.3 m | 987 |
| Cache La Poudre River | Colorado | Good | 1991 | 49.1 m | 985 |
| North Poudre Canal | Colorado | Good | 2011 | 22.6 m | 984 |
| BECKERS LN TRIB | Colorado | Fair | 1989 | 6.7 m | 984 |
| DRY CREEK | Colorado | Fair | 1955 | 28.5 m | 984 |
| LEACH CREEK | Colorado | Good | 1983 | 7.8 m | 981 |
| TEN MILE CREEK | Colorado | Fair | 1965 | 18.9 m | 980 |
| LAKE FORK GUNNISON RIVER | Colorado | Fair | 1986 | 22.7 m | 980 |
| TAYLOR RIVER | Colorado | Fair | 2001 | 59.1 m | 978 |
| Spring Gulch | Colorado | Fair | 2017 | 7.6 m | 978 |
| COTTONWOOD CREEK | Colorado | Fair | 1988 | 9.1 m | 977 |
| SOUTH PLATTE RIVER | Colorado | Fair | 1965 | 57.9 m | 977 |
| SPRING CREEK R | Colorado | Good | 1995 | 57.9 m | 977 |
| PEDESTRIAN/SKIER | Colorado | Fair | 1995 | 25.5 m | 974 |
| RUSH CREEK | Colorado | Good | 2019 | 16.9 m | 970 |
| DRAW | Colorado | Good | 1993 | 6.7 m | 970 |
| DRAW | Colorado | Good | 1993 | 10.8 m | 970 |
| Owl Creek Canal | Colorado | Fair | 1999 | 17.9 m | 968 |
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.