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 |
|---|---|---|---|---|---|
| Upper Platte Beaver Cana | Colorado | Fair | 1965 | 19.4 m | 7,708 |
| EMPIRE CANAL | Colorado | Fair | 1972 | 24.1 m | 7,700 |
| GREELEY CANAL | Colorado | Fair | 1966 | 12.6 m | 7,700 |
| I 70 ML | Colorado | Fair | 1977 | 93.9 m | 7,700 |
| Cache La Poudre River | Colorado | Good | 1997 | 49.6 m | 7,692 |
| SPEER CANAL | Colorado | Fair | 1980 | 9.1 m | 7,679 |
| CHERRY CREEK | Colorado | Good | 1985 | 26.5 m | 7,674 |
| GW RR | Colorado | Fair | 1969 | 37.7 m | 7,667 |
| TRIB. JIMMY CAMP CREEK | Colorado | Good | 2018 | 22.7 m | 7,662 |
| RAILROAD VAN BUREN | Colorado | Fair | 2000 | 62.2 m | 7,659 |
| Boulder Creek | Colorado | Fair | 1985 | 31.9 m | 7,658 |
| PERSIGO WASH | Colorado | Good | 2012 | 18.3 m | 7,644 |
| Spring Gulch | Colorado | Good | 2000 | 13.8 m | 7,639 |
| Ped Undrpss/Plaster Rsrv | Colorado | Good | 2002 | 6.3 m | 7,638 |
| SAND CREEK | Colorado | Fair | 2002 | 21.3 m | 7,629 |
| WILLIAMS + DRY CREEKS | Colorado | Fair | 1973 | 43.2 m | 7,621 |
| RALSTON CREEK | Colorado | Fair | 1992 | 15.9 m | 7,612 |
| EAGLE RIVER | Colorado | Good | 2019 | 46.8 m | 7,600 |
| SAN MIGUEL RIVER | Colorado | Fair | 1960 | 6.4 m | 7,600 |
| I 25 ML | Colorado | Good | 2018 | 64.8 m | 7,569 |
| SAND CREEK | Colorado | Fair | 2002 | 21.3 m | 7,566 |
| CHALK CREEK | Colorado | Fair | 1932 | 18.9 m | 7,553 |
| AT and SF RR | Colorado | Fair | 1989 | 83.7 m | 7,548 |
| WILLOW CREEK | Colorado | Fair | 1985 | 15.6 m | 7,538 |
| SHOOKS RUN | Colorado | Fair | 1975 | 14.3 m | 7,523 |
| BLUE GRAMA CHANNEL | Colorado | Good | 2019 | 11.7 m | 7,516 |
| GRAND VALLEY CANAL | Colorado | Fair | 1965 | 7.5 m | 7,507 |
| COMANCHE CREEK | Colorado | Fair | 1962 | 38.1 m | 7,500 |
| CLEAR CREEK | Colorado | Fair | 1950 | 56.7 m | 7,500 |
| ST CHARLES RIVER | Colorado | Fair | 1963 | 53.3 m | 7,500 |
| CLEAR CREEK | Colorado | Fair | 1950 | 50.6 m | 7,500 |
| BURNT MILL ROAD | Colorado | Fair | 1963 | 28.6 m | 7,500 |
| ST CHARLES RIVER | Colorado | Fair | 1989 | 57.0 m | 7,500 |
| CO. RD 337 VERDE ROAD | Colorado | Fair | 1963 | 28.5 m | 7,500 |
| SCROGGS ARROYO | Colorado | Good | 2003 | 39.2 m | 7,500 |
| I 70 ML | Colorado | Fair | 1975 | 66.6 m | 7,500 |
| COUNTY ROAD 173 | Colorado | Fair | 1963 | 32.4 m | 7,500 |
| SALT CREEK | Colorado | Fair | 1963 | 19.1 m | 7,500 |
| UP RR | Colorado | Fair | 1962 | 60.8 m | 7,500 |
| HIGHLINE CANAL | Colorado | Fair | 1963 | 27.7 m | 7,500 |
| US 36 ML | Colorado | Fair | 1963 | 65.8 m | 7,500 |
| DRAW | Colorado | Good | 1949 | 6.4 m | 7,500 |
| CR 20-BARLOW RD. | Colorado | Fair | 1959 | 34.1 m | 7,500 |
| CR 20-BARLOW ROAD | Colorado | Fair | 1959 | 34.1 m | 7,500 |
| MUDDY CREEK | Colorado | Fair | 1954 | 31.5 m | 7,500 |
| HIGHLINE CANAL | Colorado | Fair | 1965 | 27.6 m | 7,500 |
| Access Road | Colorado | Fair | 1963 | 32.3 m | 7,500 |
| BURNT MILL ROAD | Colorado | Fair | 1931 | 37.3 m | 7,500 |
| US 36 ML | Colorado | Good | 1963 | 65.8 m | 7,500 |
| ELK CREEK | Colorado | Fair | 1950 | 33.4 m | 7,500 |
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.