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 |
|---|---|---|---|---|---|
| HIGHLINE CANAL | Colorado | Good | 1995 | 7.0 m | 6,297 |
| WEIR GULCH | Colorado | Fair | 1966 | 6.4 m | 6,278 |
| EB Dillon Road | Colorado | Fair | 2002 | 96.0 m | 6,268 |
| TERRAIN | Colorado | Fair | 1993 | 37.7 m | 6,265 |
| Local Drainage | Colorado | Fair | 1999 | 12.4 m | 6,265 |
| TEMPLETON GAP FLOODWAY | Colorado | Fair | 1980 | 6.1 m | 6,262 |
| SULPHUR GULCH | SULPHUR | Colorado | Fair | 1998 | 31.6 m | 6,259 |
| PINE CREEK | Colorado | Good | 2002 | 16.5 m | 6,253 |
| I 70 ML | Colorado | Poor | 1970 | 72.1 m | 6,252 |
| LITTLE SALT WASH | Colorado | Fair | 2003 | 26.8 m | 6,244 |
| St. Vrain Creek | Colorado | Fair | 1979 | 35.3 m | 6,233 |
| W. Flatiron Crossing Dr. | Colorado | Good | 2000 | 46.9 m | 6,228 |
| SOUTHWEST GREENBELT | Colorado | Fair | 1960 | 8.9 m | 6,225 |
| WEST FORK SAND CREEK | Colorado | Good | 1975 | 8.2 m | 6,222 |
| 84TH AVENUE | Colorado | Fair | 2014 | 133.7 m | 6,216 |
| UPRR BNSF AR | Colorado | Poor | 1925 | 173.1 m | 6,216 |
| Big Barnes Ditch | Colorado | Good | 2001 | 14.1 m | 6,213 |
| GUNNISON RIVER | Colorado | Fair | 1957 | 37.6 m | 6,200 |
| GUNNISON RIVER | Colorado | Fair | 1957 | 46.7 m | 6,200 |
| NORTH FORK COLORADO RIVE | Colorado | Fair | 2018 | 36.1 m | 6,200 |
| HERMOSA CREEK | Colorado | Good | 1964 | 28.1 m | 6,200 |
| Rock Cr and IRR Dtch | Colorado | Good | 2000 | 35.1 m | 6,174 |
| Sheep Draw | Colorado | Good | 2004 | 23.4 m | 6,152 |
| MURPHY CREEK | Colorado | Fair | 2005 | 6.9 m | 6,151 |
| TALLMAN GULCH | Colorado | Fair | 2003 | 6.4 m | 6,121 |
| Dry Creek | Colorado | Good | 2006 | 21.3 m | 6,115 |
| North Poudre Canal | Colorado | Fair | 1940 | 8.7 m | 6,105 |
| CAMP CREEK | Colorado | Fair | 1960 | 7.6 m | 6,100 |
| US 6 ML | Colorado | Good | 1987 | 87.4 m | 6,100 |
| BESSEMER DITCH | Colorado | Fair | 1940 | 6.7 m | 6,100 |
| FOUNTAIN CREEK | Colorado | Fair | 1964 | 23.8 m | 6,100 |
| Misc Drainage Basin | Colorado | Good | 1901 | 6.7 m | 6,085 |
| FARMERS HIGHLINE CANAL | Colorado | Fair | 1995 | 11.0 m | 6,062 |
| JIMMY CAMP CREEK | Colorado | Fair | 1992 | 94.7 m | 6,061 |
| CHEYENNE CREEK | Colorado | Fair | 1987 | 7.6 m | 6,059 |
| BNSF RR | NAVAJO ST | OS | Colorado | Fair | 1985 | 722.4 m | 6,057 |
| Coal Creek | Colorado | Fair | 1995 | 10.0 m | 6,026 |
| Lake Canal | Colorado | Poor | 1950 | 10.6 m | 6,025 |
| REDLANDS 2ND LIFT CANAL | Colorado | Fair | 2000 | 9.4 m | 6,017 |
| BEAR CREEK | Colorado | Fair | 1959 | 10.7 m | 6,000 |
| RATTLESNAKE CREEK | Colorado | Fair | 1989 | 38.8 m | 6,000 |
| US 40 ML | Colorado | Fair | 1975 | 65.7 m | 6,000 |
| LAKE CREEK | Colorado | Fair | 1975 | 38.0 m | 6,000 |
| US 36 ML | Colorado | Fair | 1963 | 36.3 m | 6,000 |
| DEL AGUA CANYON | Colorado | Fair | 1959 | 47.1 m | 6,000 |
| TIMBER CANYON | Colorado | Fair | 1969 | 27.4 m | 6,000 |
| DEL AGUA CANYON | Colorado | Fair | 1969 | 46.9 m | 6,000 |
| CAT CREEK | Colorado | Good | 1985 | 52.1 m | 6,000 |
| MIDDLE BIJOU CREEK | Colorado | Fair | 1965 | 148.4 m | 6,000 |
| TINGLEY CANYON | Colorado | Fair | 1969 | 27.4 m | 6,000 |
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.