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 |
|---|---|---|---|---|---|
| DRAW | Colorado | Fair | 1935 | 7.3 m | 200 |
| DRAW | Colorado | Fair | 1935 | 6.9 m | 200 |
| drainage ditch | Colorado | Fair | 2018 | 7.6 m | 200 |
| CORNET CREEK | Colorado | Fair | 1979 | 10.5 m | 200 |
| Larimer and Weld Canal | Colorado | Fair | 1993 | 13.7 m | 200 |
| North St. Vrain Creek | Colorado | Fair | 1988 | 15.2 m | 199 |
| MINERAL CREEK | Colorado | Good | 1993 | 13.0 m | 199 |
| MIDDLE ST. VRAIN CREEK | Colorado | Good | 1952 | 9.4 m | 198 |
| ARKANSAS RIVER | Colorado | Good | 1990 | 39.6 m | 198 |
| ROUBIDEAU CREEK | Colorado | Good | 1987 | 36.3 m | 198 |
| Loveland Greeley Canal | Colorado | Good | 1962 | 9.2 m | 198 |
| COMANCHE CREEK | Colorado | Good | 1997 | 43.4 m | 197 |
| FRYING PAN RIVER | Colorado | Fair | 1988 | 47.6 m | 197 |
| RIO BLANCO RIVER | Colorado | Good | 2015 | 18.3 m | 196 |
| 64TH ST DRAIN CANAL AR | Colorado | Good | 1993 | 6.4 m | 196 |
| TIMBER CANYON SR | Colorado | Fair | 1969 | 27.4 m | 196 |
| East Divide Creek | Colorado | Good | 2014 | 16.1 m | 194 |
| EAST MUDDY CREEK | Colorado | Good | 2008 | 15.8 m | 194 |
| PURGATOIRE RIVER | Colorado | Fair | 1996 | 22.1 m | 194 |
| CATLIN CANAL | Colorado | Fair | 1967 | 7.4 m | 194 |
| I 70 ML | Colorado | Fair | 1964 | 64.6 m | 193 |
| GOVT HIGHLINE CANAL | Colorado | Good | 2001 | 16.5 m | 193 |
| CIMARRON DITCH | Colorado | Good | 2020 | 8.3 m | 192 |
| OTERO CANAL | Colorado | Fair | 1965 | 7.8 m | 192 |
| GORE CREEK | Colorado | Good | 2019 | 17.8 m | 192 |
| FLORIDA RIVER | Colorado | Fair | 1984 | 19.4 m | 191 |
| Left Hand Creek | Colorado | Good | 1993 | 17.7 m | 191 |
| BUFFALO CREEK | Colorado | Fair | 1982 | 19.8 m | 191 |
| OBRIAN CANAL | Colorado | Poor | 1940 | 20.2 m | 190 |
| SPRING CREEK | Colorado | Fair | 1966 | 47.9 m | 190 |
| RR ARKANSAS RIVER | Colorado | Good | 2014 | 125.6 m | 190 |
| BEAR CREEK | Colorado | Fair | 1925 | 25.0 m | 190 |
| DRAW | Colorado | Fair | 1925 | 12.8 m | 190 |
| CIMARRON DITCH | Colorado | Good | 2018 | 6.6 m | 189 |
| F G LATERAL CANAL | Colorado | Good | 2021 | 6.6 m | 189 |
| ANDERSON ARROYO | Colorado | Good | 1988 | 31.4 m | 189 |
| Riverside Canal | Colorado | Good | 2007 | 12.5 m | 189 |
| MANCOS RIVER | Colorado | Poor | 1965 | 15.4 m | 188 |
| EAST BRUSH CREEK | Colorado | Fair | 1956 | 6.9 m | 188 |
| OTERO CANAL | Colorado | Fair | 1964 | 11.3 m | 188 |
| UNNAMED DRAINAGE | Colorado | Good | 1994 | 12.2 m | 188 |
| MIDDLE FORK CIMARRON RIV | Colorado | Fair | 1987 | 13.3 m | 187 |
| OIL CREEK DITCH | Colorado | Fair | 1983 | 9.1 m | 187 |
| Poudre Valley Canal | Colorado | Fair | 1962 | 8.3 m | 187 |
| SAGUACHE CREEK | Colorado | Fair | 1987 | 11.1 m | 187 |
| Platte Valley Canal | Colorado | Fair | 1980 | 9.3 m | 186 |
| Sand Creek | Colorado | Fair | 1995 | 12.2 m | 185 |
| PARK CREEK | Colorado | Fair | 1953 | 9.1 m | 184 |
| Michigan River | Colorado | Fair | 1990 | 12.1 m | 184 |
| N. Fork Michigan River | Colorado | Fair | 2006 | 6.2 m | 184 |
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.