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 |
|---|---|---|---|---|---|
| W FK BLACK SQUIRREL CK | Colorado | Fair | 1994 | 50.6 m | 413 |
| Larimer and Weld Canal | Colorado | Fair | 1960 | 14.0 m | 412 |
| COLORADO RIVER | Colorado | Fair | 1937 | 118.6 m | 412 |
| UNNAMED DRAINAGE | Colorado | Good | 1980 | 15.1 m | 412 |
| LENA GULCH | Colorado | Good | 1981 | 13.3 m | 411 |
| BIJOU CANAL | Colorado | Good | 2001 | 8.5 m | 410 |
| JACKSON LAKE OUTLET | Colorado | Fair | 1925 | 9.9 m | 410 |
| SOUTH PLATTE RIVER | Colorado | Fair | 2001 | 151.3 m | 410 |
| ANTELOPE CREEK | Colorado | Good | 1977 | 14.9 m | 410 |
| ANTELOPE CREEK | Colorado | Good | 1977 | 14.6 m | 410 |
| GRAND VALLEY CANAL | Colorado | Fair | 1978 | 9.4 m | 409 |
| Lone Tree Creek | Colorado | Fair | 2000 | 45.1 m | 409 |
| WILLIAMS CREEK | Colorado | Good | 1991 | 16.5 m | 408 |
| RATTLESNAKE CREEK | Colorado | Good | 1990 | 11.4 m | 408 |
| CLEAR CREEK TRIBUTARY | Colorado | Good | 2014 | 9.1 m | 408 |
| Jackson Lake Inlet Canal | Colorado | Fair | 1965 | 12.3 m | 408 |
| BEAR CREEK | MEADOW DRIV | Colorado | Fair | 1930 | 9.6 m | 407 |
| Four Mile Creek | Colorado | Good | 2019 | 9.8 m | 407 |
| WEEHAWKEN CREEK | Colorado | Fair | 2004 | 10.1 m | 407 |
| SALT CREEK | Colorado | Fair | 1995 | 8.4 m | 405 |
| EAST HARVARD GULCH | Colorado | Fair | 1967 | 16.1 m | 405 |
| WILSON CREEK | Colorado | Fair | 1995 | 20.1 m | 405 |
| NORTH FORK GUNNISON RVR | Colorado | Good | 1988 | 71.6 m | 404 |
| HELL CREEK | Colorado | Fair | 1991 | 25.1 m | 403 |
| BESSEMER DITCH | Colorado | Fair | 1933 | 8.4 m | 403 |
| UNCOMPAHGRE RIVER | Colorado | Fair | 1982 | 19.9 m | 402 |
| SNAKE RIVER | Colorado | Fair | 2015 | 21.3 m | 401 |
| SPRING CREEK | Colorado | Fair | 1988 | 12.8 m | 401 |
| Granby Dam Spillway | Colorado | Fair | 1950 | 23.0 m | 400 |
| NAVAJO WASH | Colorado | Good | 1995 | 6.1 m | 400 |
| Big Dry Creek | Colorado | Good | 2001 | 67.5 m | 400 |
| SPRING CREEK | Colorado | Fair | 1960 | 13.4 m | 400 |
| DRAW | Colorado | Good | 1990 | 6.6 m | 400 |
| TERRAIN | Colorado | Good | 2024 | 139.9 m | 400 |
| C Ditch | Colorado | Fair | 1992 | 17.5 m | 400 |
| Clover Ditch | Colorado | Good | 1989 | 9.8 m | 400 |
| DRY CREEK | Colorado | Good | 1986 | 17.1 m | 399 |
| DALLAS CREEK | Colorado | Good | 1999 | 8.2 m | 399 |
| Spring Creek | Colorado | Good | 1999 | 9.5 m | 398 |
| DRY ARROYO | Colorado | Fair | 2000 | 18.2 m | 398 |
| South Pawnee Creek | Colorado | Fair | 1983 | 20.4 m | 398 |
| Elk River | Colorado | Fair | 1982 | 24.5 m | 397 |
| Home Supply Ditch | Colorado | Good | 1981 | 6.2 m | 397 |
| HIGHLINE CANAL | Colorado | Fair | 2000 | 9.6 m | 396 |
| RIO GRANDE CANAL | Colorado | Fair | 1964 | 12.1 m | 396 |
| FOUNTAIN CREEK | Colorado | Fair | 1994 | 12.1 m | 396 |
| CLEAR CREEK | Colorado | Fair | 1970 | 12.2 m | 395 |
| LANDSMAN CREEK | Colorado | Fair | 1986 | 18.3 m | 395 |
| CONEJOS RIVER | Colorado | Fair | 1971 | 18.6 m | 393 |
| LAMAR CANAL | Colorado | Fair | 1993 | 12.4 m | 393 |
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.