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 |
|---|---|---|---|---|---|
| US 6 ML | Colorado | Good | 2014 | 47.9 m | 9,775 |
| NIVER CREEK | Colorado | Good | 1970 | 12.6 m | 9,770 |
| COTTONWOOD CREEK | Colorado | Fair | 1974 | 20.8 m | 9,752 |
| CHERRY CREEK | Colorado | Fair | 1983 | 33.5 m | 9,726 |
| WILLOW CREEK | Colorado | Fair | 2010 | 6.3 m | 9,714 |
| WILDLIFE CROSSING | Colorado | Good | 2019 | 10.1 m | 9,700 |
| US 36 ML | Colorado | Good | 2014 | 64.7 m | 9,653 |
| ST. VRAIN CREEK | Colorado | Good | 2024 | 68.6 m | 9,636 |
| WESTERLY CREEK | PEDESTR | Colorado | Good | 2005 | 80.0 m | 9,627 |
| US 6 ML | Colorado | Poor | 1964 | 27.7 m | 9,607 |
| LITTLE THOMPSON RIVER | Colorado | Good | 2019 | 72.5 m | 9,600 |
| DRAW | Colorado | Fair | 1958 | 6.4 m | 9,600 |
| I 25 ML RAMPS HOV LANES | Colorado | Fair | 1998 | 256.5 m | 9,600 |
| SABLE DITCH | Colorado | Fair | 1981 | 6.2 m | 9,547 |
| WILDLIFE CROSSING | Colorado | Good | 2012 | 48.8 m | 9,535 |
| LIVESTOCK CROSSING | Colorado | Good | 2012 | 28.0 m | 9,535 |
| ANCESTY DRIVE | ACCESS R | Colorado | Good | 2012 | 30.6 m | 9,535 |
| SABLE DITCH | Colorado | Good | 1992 | 6.6 m | 9,528 |
| I 76 ML | Colorado | Poor | 1967 | 88.2 m | 9,516 |
| BURLINGTON CANAL | Colorado | Fair | 1948 | 23.4 m | 9,500 |
| BURLINGTON CANAL | Colorado | Fair | 1948 | 23.4 m | 9,500 |
| UP RR AND RIVERSIDE PKWY | Colorado | Good | 1994 | 114.8 m | 9,500 |
| UP RR AND RIVERSIDE PKWY | Colorado | Fair | 1974 | 114.9 m | 9,500 |
| COLORADO RIVER | Colorado | Fair | 1974 | 262.5 m | 9,500 |
| COLORADO RIVER | Colorado | Fair | 1950 | 262.5 m | 9,500 |
| I 76 ML | Colorado | Fair | 1967 | 142.6 m | 9,500 |
| ELK CREEK ROAD | Colorado | Good | 2010 | 19.6 m | 9,500 |
| ELK CREEK ROAD | Colorado | Good | 2010 | 19.6 m | 9,500 |
| BIJOU CREEK | Colorado | Fair | 1966 | 136.4 m | 9,500 |
| BIJOU CREEK | Colorado | Fair | 1955 | 137.6 m | 9,500 |
| I 25 ML | Colorado | Good | 2010 | 77.8 m | 9,482 |
| BRANTNER GULCH | Colorado | Good | 2005 | 13.7 m | 9,456 |
| BIG DRY CREEK | Colorado | Fair | 1989 | 48.5 m | 9,445 |
| RIVERDALE RD | Colorado | Good | 2005 | 45.7 m | 9,443 |
| RIVERDALE RD | Colorado | Good | 2005 | 45.7 m | 9,443 |
| 20TH STREET | Colorado | Good | 2002 | 30.4 m | 9,420 |
| RAILROAD/RTD | Colorado | Fair | 1996 | 188.5 m | 9,420 |
| FULTON CANAL | Colorado | Good | 2007 | 7.3 m | 9,408 |
| MC ELMO CREEK | Colorado | Fair | 1958 | 33.1 m | 9,400 |
| COTTONWOOD CREEK | Colorado | Fair | 1939 | 13.4 m | 9,400 |
| SMITH HILL CREEK | Colorado | Fair | 1939 | 13.4 m | 9,400 |
| I 70 ML | Colorado | Good | 1973 | 57.3 m | 9,400 |
| PURGATOIRE RIVER | Colorado | Fair | 2005 | 91.4 m | 9,400 |
| Spring Gulch | Colorado | Good | 2000 | 14.8 m | 9,396 |
| DRAW | Colorado | Good | 1933 | 6.4 m | 9,390 |
| GYPSUM CREEK | Colorado | Fair | 1933 | 19.2 m | 9,390 |
| SOUTH PLATTE RIVER | Colorado | Poor | 1970 | 73.5 m | 9,367 |
| I 25 ML | Colorado | Good | 2004 | 99.7 m | 9,357 |
| ST VRAIN CREEK | Colorado | Good | 2014 | 85.2 m | 9,344 |
| OBRIAN CANAL | Colorado | Good | 2013 | 22.1 m | 9,329 |
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.