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 CRK | Colorado | Fair | 1986 | 13.2 m | 4,400 |
| WEST CHERRY CREEK | Colorado | Poor | 1968 | 35.1 m | 4,400 |
| DRAW | Colorado | Fair | 1985 | 13.3 m | 4,400 |
| BIG DRY CREEK | BIG DRY | Colorado | Fair | 2009 | 7.5 m | 4,396 |
| LARIMER COUNTY CANAL SR | Colorado | Fair | 1966 | 10.2 m | 4,395 |
| SOUTH PLATTE RIVER | Colorado | Fair | 1974 | 62.2 m | 4,395 |
| LOCAL DRAINAGE | Colorado | Fair | 2002 | 7.0 m | 4,393 |
| CHERRY CREEK | Colorado | Fair | 1929 | 26.2 m | 4,392 |
| Big Thompson River | Colorado | Good | 2001 | 41.7 m | 4,384 |
| Greeley Loveland Canal | Colorado | Fair | 1988 | 9.9 m | 4,384 |
| CHERRY CREEK | Colorado | Fair | 1957 | 39.9 m | 4,374 |
| EAST SPRING CREEK | Colorado | Fair | 1970 | 63.4 m | 4,350 |
| GREELEY CANAL NO 3 | Colorado | Fair | 1947 | 8.8 m | 4,350 |
| EAST SPRING CREEK | Colorado | Fair | 1965 | 63.4 m | 4,350 |
| Left Hand Creek | Colorado | Fair | 1980 | 13.2 m | 4,344 |
| OAKLAND SCHOOL GULCH | Colorado | Fair | 1990 | 31.5 m | 4,343 |
| SOUTH PLATTE RIVER | Colorado | Good | 1992 | 62.7 m | 4,342 |
| LITTLES CREEK | Colorado | Fair | 2021 | 12.0 m | 4,328 |
| FARMERS HIGHLINE CANAL | Colorado | Fair | 1959 | 7.4 m | 4,326 |
| Thompson Ditch | Colorado | Good | 2021 | 8.8 m | 4,326 |
| CROKE CANAL | Colorado | Fair | 1992 | 10.7 m | 4,326 |
| TERRAIN | Colorado | Good | 2014 | 116.9 m | 4,317 |
| FALL RIVER | Colorado | Fair | 1960 | 6.9 m | 4,314 |
| Skunk Creek | Colorado | Fair | 1970 | 7.5 m | 4,313 |
| ANIMAS RIVER | Colorado | Fair | 1979 | 65.4 m | 4,312 |
| RALSTON CREEK | RALSTON | Colorado | Good | 2000 | 44.2 m | 4,301 |
| BIG DRY CREEK | BIG DRY | Colorado | Good | 2002 | 70.3 m | 4,300 |
| CIMARRON RIVER | Colorado | Fair | 1971 | 42.3 m | 4,300 |
| DOLORES RIVER | Colorado | Fair | 1972 | 75.9 m | 4,300 |
| PIEDRA RIVER | Colorado | Fair | 1954 | 50.2 m | 4,300 |
| SQUAW CREEK | Colorado | Good | 1955 | 7.4 m | 4,300 |
| UPPR PLATTE BEAVER CANAL | Colorado | Fair | 1940 | 13.5 m | 4,300 |
| DEVIL CREEK | Colorado | Fair | 1955 | 29.3 m | 4,300 |
| CR 150 ARKANSAS RIVER | Colorado | Poor | 1959 | 81.4 m | 4,300 |
| YELLOW JACKET CREEK | Colorado | Fair | 1958 | 9.8 m | 4,300 |
| CHICO CREEK | Colorado | Fair | 1953 | 93.1 m | 4,300 |
| CHICO CREEK | Colorado | Fair | 1953 | 93.1 m | 4,300 |
| Lowell Channel | Colorado | Good | 2005 | 18.3 m | 4,296 |
| RTD TRACKS | BELLEVIEW A | Colorado | Good | 1992 | 129.9 m | 4,287 |
| NORTH FORK GUNNISON RVR | Colorado | Fair | 1984 | 70.6 m | 4,267 |
| Sullivan Ditch | Colorado | Good | 1993 | 10.9 m | 4,259 |
| Dry Creek | Colorado | Good | 1987 | 6.4 m | 4,254 |
| US 6 ML | Colorado | Good | 1994 | 65.0 m | 4,250 |
| US 6 ML | Colorado | Good | 1994 | 63.7 m | 4,250 |
| FARM ROAD | Colorado | Good | 2003 | 27.0 m | 4,250 |
| FARM ROAD | Colorado | Good | 2003 | 27.0 m | 4,250 |
| FARM ROAD | Colorado | Good | 2003 | 26.8 m | 4,250 |
| FARM ROAD | Colorado | Good | 2003 | 27.0 m | 4,250 |
| FARM ROAD | Colorado | Good | 2003 | 27.0 m | 4,250 |
| FARM ROAD | Colorado | Good | 2003 | 27.0 m | 4,250 |
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.