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 |
|---|---|---|---|---|---|
| SYNDER CREEK | Colorado | Fair | 2006 | 9.4 m | 352 |
| JEFFERSON CREEK | Colorado | Fair | 2006 | 11.3 m | 352 |
| Evans Ditch No. 2 | Colorado | Good | 2010 | 11.9 m | 352 |
| NORTH INLET | Colorado | Good | 2001 | 18.2 m | 351 |
| CHERRY CREEK TRIBUTARY | Colorado | Fair | 2001 | 14.0 m | 351 |
| SAN MIGUEL RIVER | Colorado | Good | 1988 | 29.3 m | 351 |
| ANTELOPE CREEK | Colorado | Good | 1977 | 9.8 m | 350 |
| BIG SANDY CREEK TRIB | Colorado | Poor | 1984 | 12.4 m | 350 |
| SPRING CREEK | Colorado | Fair | 1928 | 43.3 m | 350 |
| SPRING CREEK | Colorado | Fair | 1931 | 55.5 m | 350 |
| CLEAR CREEK | Colorado | Good | 2004 | 11.0 m | 350 |
| PURGATOIRE RIVER | Colorado | Fair | 1972 | 182.0 m | 350 |
| MCMAHON ARROYO | Colorado | Fair | 1972 | 28.7 m | 350 |
| LITTLE SALT WASH | Colorado | Fair | 1988 | 7.7 m | 350 |
| DRAW | Colorado | Fair | 1973 | 7.4 m | 350 |
| DRAW | Colorado | Fair | 1972 | 7.6 m | 350 |
| SMITH CANYON | Colorado | Good | 1973 | 30.5 m | 350 |
| MUDDY CREEK | Colorado | Good | 1974 | 12.6 m | 350 |
| MONTE VISTA CANAL | Colorado | Fair | 1955 | 13.1 m | 350 |
| ROCK CREEK | Colorado | Good | 2006 | 8.5 m | 350 |
| Dry Creek | Colorado | Good | 2019 | 7.9 m | 349 |
| Rawhide Creek Tributary | Colorado | Good | 1980 | 7.1 m | 349 |
| N Fork Big Thompson Rive | Colorado | Good | 2016 | 21.5 m | 349 |
| JEFFERSON CREEK | Colorado | Fair | 2006 | 12.3 m | 349 |
| 84TH AVENUE | Colorado | Fair | 2017 | 38.2 m | 348 |
| 84TH AVENUE | Colorado | Fair | 2007 | 38.2 m | 348 |
| CLEAR CREEK | Colorado | Fair | 1990 | 7.9 m | 348 |
| LAKEWOOD GULCH | Colorado | Good | 1967 | 11.8 m | 348 |
| Larimer and Weld Canal | Colorado | Fair | 1979 | 8.3 m | 348 |
| Trib. to Dry Creek | Colorado | Good | 1999 | 7.0 m | 347 |
| Pleasant Valley Lake Can | Colorado | Fair | 1963 | 7.0 m | 347 |
| No Name Creek | Colorado | Fair | 1940 | 18.4 m | 346 |
| LOCAL DRAINAGE | Colorado | Fair | 1970 | 10.2 m | 346 |
| FORT LYON CANAL | Colorado | Fair | 1965 | 24.2 m | 346 |
| South Platte River | Colorado | Fair | 1990 | 94.6 m | 345 |
| S. PLATTE RIVER OVERFLOW | Colorado | Good | 2013 | 19.5 m | 345 |
| Larimer Co. Canal No. 2 | Colorado | Fair | 1980 | 6.9 m | 343 |
| UNCOMPAHGRE RIVER | Colorado | Good | 1988 | 36.6 m | 342 |
| Fortification Creek | Colorado | Fair | 1940 | 20.5 m | 342 |
| DOLORES RIVER | Colorado | Good | 2017 | 39.9 m | 340 |
| HORSE CREEK | Colorado | Fair | 1936 | 176.5 m | 340 |
| BLACK DRAW | Colorado | Good | 2011 | 19.6 m | 340 |
| Pine Ridge Gulch | Colorado | Fair | 1980 | 15.0 m | 339 |
| I 70 ML | Colorado | Fair | 1966 | 75.3 m | 339 |
| SPRING CREEK | Colorado | Poor | 1936 | 113.0 m | 339 |
| HILLSBOROUGH DITCH | Colorado | Good | 2012 | 12.0 m | 339 |
| LAKE ERIE TRIB | Colorado | Good | 2005 | 7.2 m | 338 |
| COTTONWOOD CREEK | Colorado | Fair | 1968 | 6.7 m | 337 |
| LAKE FORK GUNNISON RIVER | Colorado | Fair | 1990 | 18.9 m | 337 |
| Little Thompson River | Colorado | Good | 2000 | 20.8 m | 337 |
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.