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 |
|---|---|---|---|---|---|
| SABLE DITCH | Colorado | Fair | 1981 | 9.3 m | 1,830 |
| Louden Ditch | Colorado | Fair | 1962 | 6.8 m | 1,824 |
| Redstone Creek | Colorado | Good | 2007 | 54.6 m | 1,824 |
| Sterling Seep Ditch No 1 | Colorado | Fair | 1992 | 8.1 m | 1,820 |
| Greeley Canal No. 2 | Colorado | Fair | 2013 | 10.9 m | 1,819 |
| LITTLES CREEK | Colorado | Fair | 2000 | 9.1 m | 1,819 |
| Little Thompson River | Colorado | Good | 1990 | 30.4 m | 1,818 |
| FARMERS HIGHLINE CANAL | Colorado | Fair | 1979 | 14.9 m | 1,815 |
| SOUTH PLATTE RIVER | Colorado | Good | 2017 | 64.3 m | 1,811 |
| I 25 ML | Colorado | Fair | 1965 | 61.6 m | 1,810 |
| SABLE DITCH | Colorado | Fair | 1981 | 6.9 m | 1,809 |
| SQUIRREL CREEK TRIBUTARY | Colorado | Good | 2002 | 10.4 m | 1,808 |
| CHANDLER CREEK | Colorado | Fair | 1975 | 12.8 m | 1,807 |
| Pioneer Drainage Ditch | Colorado | Fair | 1996 | 8.4 m | 1,807 |
| SOUTH PLATTE RIVER | Colorado | Fair | 1962 | 82.9 m | 1,806 |
| KIOWA CREEK | Colorado | Fair | 1975 | 6.4 m | 1,805 |
| HIGHLINE CANAL | Colorado | Good | 1988 | 7.7 m | 1,805 |
| SQUIRREL CREEK | Colorado | Fair | 1965 | 18.3 m | 1,804 |
| BRACKETT CREEK | Colorado | Fair | 2000 | 74.5 m | 1,804 |
| COZY CORNER TRIBUTARY #5 | Colorado | Good | 2006 | 6.7 m | 1,803 |
| DEER CREEK TRIBUTARY | Colorado | Fair | 1975 | 6.6 m | 1,801 |
| TAYLOR CREEK | Colorado | Good | 1956 | 9.4 m | 1,800 |
| GRAPE CREEK | Colorado | Fair | 1956 | 18.9 m | 1,800 |
| RIO GRANDE CANAL | Colorado | Fair | 1947 | 17.1 m | 1,800 |
| I 70 ML | Colorado | Fair | 1976 | 61.3 m | 1,800 |
| LONG HOLLOW CREEK | Colorado | Fair | 1964 | 29.1 m | 1,800 |
| MCLEAN DITCH | Colorado | Good | 1947 | 7.8 m | 1,800 |
| TEXAS CREEK | Colorado | Fair | 1906 | 9.2 m | 1,800 |
| NORTH ST VRAIN CREEK | Colorado | Fair | 1973 | 36.6 m | 1,800 |
| QUERIDA GULCH | Colorado | Good | 1978 | 12.3 m | 1,800 |
| SAN MIGUEL RIVER | Colorado | Fair | 1942 | 36.9 m | 1,800 |
| RIO GRANDE OVERFLOW | Colorado | Good | 1947 | 9.8 m | 1,800 |
| I 70 ML | Colorado | Fair | 1965 | 75.3 m | 1,800 |
| WILLOW CREEK | Colorado | Fair | 1930 | 9.4 m | 1,800 |
| WEST DOLORES RIVER | Colorado | Good | 1994 | 40.6 m | 1,800 |
| PRIEST CREEK | Colorado | Good | 1999 | 8.2 m | 1,800 |
| DOLORES RIVER | Colorado | Fair | 1967 | 33.5 m | 1,800 |
| DRAW | Colorado | Good | 1983 | 13.4 m | 1,800 |
| COAL CREEK | Colorado | Fair | 1961 | 29.0 m | 1,800 |
| STONER CREEK | Colorado | Fair | 2000 | 24.0 m | 1,800 |
| DRAW | Colorado | Good | 1983 | 13.3 m | 1,800 |
| SQUIRREL CREEK | Colorado | Good | 2023 | 70.0 m | 1,798 |
| HIGHLINE CANAL | Colorado | Fair | 1966 | 9.8 m | 1,796 |
| ABRAMS CREEK | Colorado | Good | 2001 | 6.9 m | 1,796 |
| EAST TOLLGATE CREEK | Colorado | Fair | 2006 | 6.3 m | 1,795 |
| Yampa River | Colorado | Fair | 1987 | 16.2 m | 1,791 |
| OBRIAN CANAL | Colorado | Fair | 1984 | 23.8 m | 1,788 |
| LOCAL DRAINAGE | Colorado | Good | 2014 | 7.6 m | 1,787 |
| Poudre Valley Canal | Colorado | Fair | 1987 | 6.3 m | 1,784 |
| US 85 ML NBND R | Colorado | Fair | 1975 | 64.3 m | 1,784 |
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.