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 |
|---|---|---|---|---|---|
| US 6 EBND | Colorado | Fair | 1957 | 50.2 m | 13,500 |
| COLORADO RIVER | Colorado | Fair | 1965 | 214.6 m | 13,500 |
| COLORADO RIVER | Colorado | Good | 1989 | 215.0 m | 13,500 |
| Left Hand Creek | Colorado | Fair | 1994 | 13.6 m | 13,459 |
| NEWLIN GULCH | NEWLIN GU | Colorado | Good | 2009 | 43.1 m | 13,454 |
| FULTON DITCH | Colorado | Fair | 1996 | 6.1 m | 13,417 |
| L. Loveland Outlet Canal | Colorado | Fair | 1925 | 8.7 m | 13,399 |
| CLEAR CREEK | Colorado | Fair | 1974 | 54.9 m | 13,333 |
| PED PATH | EAST PLUM CRE | Colorado | Good | 1987 | 199.6 m | 13,297 |
| EAGLE RIVER | Colorado | Fair | 1991 | 40.2 m | 13,283 |
| SH 85 ML | Colorado | Good | 2003 | 65.4 m | 13,281 |
| NEWLIN GULCH | NEWLIN GU | Colorado | Fair | 1998 | 37.2 m | 13,263 |
| FARMERS HIGHLINE CA | Colorado | Fair | 1960 | 7.3 m | 13,261 |
| Mercer Ditch | Colorado | Good | 2016 | 6.9 m | 13,247 |
| HAPPY CANYON CREEK | HAP | Colorado | Fair | 2002 | 33.1 m | 13,246 |
| CHERRY CREEK | CHERRY CR | Colorado | Fair | 2000 | 74.8 m | 13,212 |
| I 76 ML | Colorado | Fair | 1986 | 81.0 m | 13,208 |
| COTTONWOOD CREEK TRIB | Colorado | Fair | 1998 | 7.6 m | 13,163 |
| I 76 ML BNSF RR | Colorado | Fair | 1994 | 157.0 m | 13,161 |
| LOCAL DRAINAGE | Colorado | Fair | 1985 | 9.8 m | 13,157 |
| SPRING CREEK | Colorado | Fair | 1982 | 11.7 m | 13,157 |
| LOCAL DRAINAGE | Colorado | Fair | 1988 | 13.5 m | 13,157 |
| St. Vrain River Overflow | Colorado | Fair | 2006 | 13.3 m | 13,131 |
| St. Vrain River | Colorado | Good | 2006 | 67.5 m | 13,131 |
| FAIRFAX CHANNEL | Colorado | Fair | 1997 | 6.3 m | 13,113 |
| I 25 ML | Colorado | Fair | 1957 | 74.1 m | 13,112 |
| PEDESTRIAN PATH | Colorado | Good | 2004 | 6.7 m | 13,101 |
| COTTONWOOD CREEK | Colorado | Fair | 1988 | 9.5 m | 13,074 |
| WEIR GULCH | FEDERAL BLV | Colorado | Fair | 1970 | 8.7 m | 13,064 |
| SH 21 ML | Colorado | Good | 2016 | 59.4 m | 13,035 |
| COUNTY ROADS 28N 113 | Colorado | Poor | 1960 | 28.7 m | 13,000 |
| COUNTY ROADS 26N 105 | Colorado | Poor | 1960 | 28.7 m | 13,000 |
| ROCK CREEK | Colorado | Good | 2022 | 33.8 m | 13,000 |
| HORSEFLY CREEK | Colorado | Good | 1994 | 13.9 m | 13,000 |
| COUNTY ROADS 22N 89 | Colorado | Fair | 1960 | 28.7 m | 13,000 |
| COUNTY ROADS 28N 113 | Colorado | Poor | 1960 | 28.7 m | 13,000 |
| COUNTY ROADS 26N 105 | Colorado | Poor | 1960 | 28.7 m | 13,000 |
| LEFT HAND CREEK | Colorado | Good | 2019 | 47.2 m | 13,000 |
| S PLATTE RIVER OVRFLW | Colorado | Fair | 1957 | 6.4 m | 13,000 |
| COUNTY ROADS 22N 89 | Colorado | Fair | 1960 | 28.7 m | 13,000 |
| I 70 BUSS RT | Colorado | Fair | 1970 | 43.9 m | 13,000 |
| BEARD CREEK TRL | Colorado | Fair | 1970 | 30.8 m | 13,000 |
| CANAL | Colorado | Good | 1959 | 7.4 m | 13,000 |
| COUNTY ROAD | Colorado | Fair | 1970 | 30.8 m | 13,000 |
| LITTLE FOUNTAIN CREEK | Colorado | Good | 2004 | 41.3 m | 13,000 |
| LOUTZENHEIZER WASH | Colorado | Fair | 1989 | 6.4 m | 13,000 |
| LAMAR CANAL | Colorado | Fair | 1931 | 7.3 m | 13,000 |
| DRAW | Colorado | Fair | 1960 | 28.7 m | 13,000 |
| BOX ELDER CREEK | Colorado | Fair | 1960 | 214.1 m | 13,000 |
| DUTCH CREEK | Colorado | Fair | 1984 | 23.2 m | 13,000 |
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.