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 |
|---|---|---|---|---|---|
| DOLORES RIVER | Colorado | Fair | 1960 | 22.9 m | 2 |
| MONTE VISTA CANAL | Colorado | Fair | 1960 | 16.2 m | 1 |
| WEST FORK CLEAR CREEK | Colorado | Fair | 1956 | 7.5 m | 1 |
| ARAPAHO CREEK | Colorado | Fair | 1930 | 9.8 m | 1 |
| BUFFALO CREEK | Colorado | Fair | 1951 | 7.6 m | 1 |
| La Plata River | Colorado | Fair | 2018 | 8.2 m | 1 |
| BURLINGTON CANAL | Colorado | Fair | 1985 | 11.1 m | 1 |
| NORTH GATE BLVD | Colorado | Fair | 1957 | 44.5 m | 1 |
| NORTH FORK SAND ARROYO | Colorado | Fair | 1960 | 12.2 m | 1 |
| TRIB. OF TWO BUTTES CRK | Colorado | Fair | 1960 | 9.1 m | 1 |
| HORSE CREEK | Colorado | Fair | 1950 | 9.8 m | 1 |
| FT. LYON CANAL | Colorado | Poor | 1987 | 27.1 m | 1 |
| SECOND CREEK TRIB | Colorado | Good | 2020 | 20.7 m | 1 |
| SECOND CREEK TRIBUTARY | Colorado | Good | 2020 | 19.8 m | 1 |
| DRAINAGE DITCH | Colorado | Good | 2018 | 6.3 m | 1 |
| RAMP TO I 25 NBND R | Colorado | Good | 1993 | 15.6 m | 1 |
| N FK CLEAR CREEK AR | Colorado | Fair | 1939 | 33.5 m | 1 |
| BUFFALO CREEK | Colorado | Fair | 1960 | 12.4 m | 1 |
| FURNESS ARROYO | Colorado | Fair | 1920 | 11.7 m | 1 |
| N. Sterling Outlet Canal | Colorado | Good | 2016 | 13.7 m | 1 |
| Big Thompson River | Colorado | Fair | 1977 | 15.2 m | 1 |
| FORT LYON STORAGE CANAL | Colorado | Good | 2005 | 18.3 m | 1 |
| TURKEY CREEK | Colorado | Good | 2019 | 14.3 m | 1 |
| Settlers Ditch | Colorado | Good | 1999 | 7.9 m | 1 |
| DISAPPOINTMENT CREEK | Colorado | Good | 1992 | 28.0 m | 1 |
| DISAPPOINTMENT CREEK | Colorado | Fair | 1975 | 9.3 m | 1 |
| Towaoc Canal | Colorado | Good | 1990 | 13.7 m | — |
| LOST CREEK | Colorado | Poor | 1960 | 9.4 m | — |
| FARMERS HIGHLINE CANAL | Colorado | Fair | 2005 | 6.1 m | — |
| UPPER BIG DRY CREEK | UP | Colorado | Good | 2008 | 7.3 m | — |
| BIG DRY CREEK | Colorado | Good | 2022 | 6.7 m | — |
| TRIB. OF TWO BUTTES CRK | Colorado | Fair | 1965 | 9.1 m | — |
| Wonderland Creek | Colorado | Good | 2017 | 28.6 m | — |
| Blue River | Colorado | Fair | 2023 | 15.8 m | — |
| US 85 ML | Colorado | Good | 2024 | 61.7 m | — |
| UPRR | Colorado | Good | 2024 | 42.8 m | — |
| EAST PLUM CREEK TRIBUTAR | Colorado | Good | 2007 | 8.2 m | — |
| EAST PLUM CREEK | Colorado | Good | 2022 | 167.6 m | — |
| ARKANSAS RIVER | Colorado | Poor | 1908 | 26.2 m | — |
| SECOND CREEK | Colorado | Good | 2004 | 6.2 m | — |
| N. FOUNTAIN CREEK | Colorado | Good | 2023 | 7.8 m | — |
| South Cheyenne Creek | Colorado | Good | 2024 | 11.2 m | — |
| SPRING RUN | Colorado | Good | 2023 | 7.0 m | — |
| SH 21 | Colorado | Good | 2024 | 63.2 m | — |
| Cottonwood Creek | Colorado | Fair | 2024 | 49.2 m | — |
| Cottonwood Creek | Colorado | Good | 2023 | 39.6 m | — |
| Cherry Creek | Colorado | Good | 2023 | 31.6 m | — |
| South Platte River | Colorado | Good | 2024 | 78.4 m | — |
| S PLATTE RIVER | Colorado | Good | 2024 | 54.6 m | — |
| MISSISSIPPI AVENUE | Colorado | Good | 1984 | 21.4 m | — |
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.