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 |
|---|---|---|---|---|---|
| SKI RUN | Colorado | Good | 1997 | 29.3 m | 251 |
| CLEAR CREEK | Colorado | Fair | 1980 | 15.2 m | 250 |
| Handy Ditch | Colorado | Good | 1951 | 8.8 m | 250 |
| DRAW | Colorado | Fair | 1937 | 12.0 m | 250 |
| DRAW | Colorado | Good | 2013 | 6.3 m | 250 |
| DRAW | Colorado | Good | 2013 | 25.1 m | 250 |
| DRAW | Colorado | Good | 1995 | 8.5 m | 250 |
| Unknown Canal | Colorado | Good | 2022 | 9.2 m | 250 |
| PINEY CREEK | Colorado | Good | 2012 | 39.6 m | 249 |
| WEST LAKE CREEK | Colorado | Good | 1994 | 10.0 m | 249 |
| I 25 ML | Colorado | Good | 1965 | 54.9 m | 249 |
| RIO GRANDE RIVER | Colorado | Good | 1998 | 52.4 m | 249 |
| FIRE MOUNTAIN CANAL | Colorado | Good | 1981 | 11.0 m | 248 |
| Big Thompson River | Colorado | Fair | 1978 | 40.5 m | 248 |
| South Platte River | Colorado | Good | 2009 | 125.0 m | 247 |
| Jackson Lake Inlet | Colorado | Fair | 2008 | 14.2 m | 247 |
| Pawnee Creek | Colorado | Good | 1991 | 37.0 m | 246 |
| Pleas. Valley Lake Canal | Colorado | Fair | 1962 | 9.4 m | 246 |
| Riverside Canal | Colorado | Fair | 2016 | 12.6 m | 246 |
| BLACK SQUIRREL CREEK | Colorado | Fair | 1997 | 55.0 m | 245 |
| SANDERSON GULCH | Colorado | Fair | 2002 | 10.4 m | 245 |
| AMITY CANAL | Colorado | Poor | 1988 | 16.9 m | 245 |
| Pawnee Ditch | Colorado | Good | 1999 | 6.2 m | 244 |
| OTERO CANAL | Colorado | Poor | 1964 | 9.1 m | 244 |
| RIO GRANDE RIVER | Colorado | Fair | 1980 | 43.1 m | 244 |
| EIGHT MILE CREEK | Colorado | Fair | 1995 | 19.2 m | 243 |
| PURGATOIRE RIVER | Colorado | Fair | 1998 | 79.2 m | 243 |
| GOVT. HIGHLINE CANAL | Colorado | Good | 2020 | 18.7 m | 243 |
| ROCKY FORD CANAL | Colorado | Fair | 1964 | 8.9 m | 243 |
| AMITY CANAL | Colorado | Poor | 1979 | 18.5 m | 243 |
| SAN MIGUEL RIVER | Colorado | Fair | 1987 | 28.9 m | 243 |
| GORE CREEK | Colorado | Poor | 1961 | 12.6 m | 243 |
| LENA GULCH | Colorado | Fair | 1981 | 6.4 m | 243 |
| Bear Canyon Creek | Colorado | Good | 1970 | 8.2 m | 242 |
| BIG DRY CREEK | Colorado | Fair | 1968 | 9.1 m | 242 |
| OAK CREEK | Colorado | Fair | 1945 | 9.5 m | 242 |
| DRY CREEK | Colorado | Good | 1992 | 10.1 m | 241 |
| DOUGLAS CREEK | Colorado | Fair | 1984 | 9.3 m | 241 |
| FRYING PAN RIVER | Colorado | Fair | 1970 | 44.6 m | 241 |
| GREENHORN CREEK | Colorado | Good | 1995 | 21.3 m | 241 |
| Owl Creek Canal | Colorado | Fair | 2011 | 7.6 m | 241 |
| RATTLESNAKE CREEK | Colorado | Fair | 1962 | 9.1 m | 240 |
| COYOTE CREEK | Colorado | Poor | 1948 | 49.6 m | 240 |
| Cache La Poudre River | Colorado | Fair | 1934 | 60.1 m | 240 |
| FT. LYON CANAL | Colorado | Poor | 1988 | 14.0 m | 240 |
| Hillsborough Ditch | Colorado | Good | 2013 | 8.6 m | 240 |
| BEAR CREEK | Colorado | Fair | 1985 | 9.8 m | 239 |
| SOUTH PLATTE RIVER | Colorado | Good | 1986 | 11.0 m | 239 |
| Stinking Water Creek | Colorado | Fair | 1998 | 19.9 m | 239 |
| Four Mile Creek | Colorado | Fair | 2019 | 19.1 m | 238 |
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.