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 |
|---|---|---|---|---|---|
| AGRICULTURAL DITCH | Colorado | Fair | 1937 | 7.0 m | 23,000 |
| DRAINAGE | Colorado | Fair | 1990 | 6.6 m | 23,000 |
| BNSF RR | Colorado | Good | 2003 | 35.2 m | 23,000 |
| CONIFER ROAD | Colorado | Good | 2002 | 22.7 m | 23,000 |
| OLD SH 227ML SALT CREEK | Colorado | Good | 2003 | 94.5 m | 23,000 |
| WALDO CANYON | Colorado | Good | 2014 | 8.4 m | 23,000 |
| MT WERNER ROAD | Colorado | Fair | 1980 | 46.0 m | 23,000 |
| US24 BUSS RT RAMP | Colorado | Fair | 1969 | 38.7 m | 23,000 |
| DRAW | Colorado | Fair | 1935 | 6.4 m | 23,000 |
| CATTLE CREEK | Colorado | Good | 1967 | 7.8 m | 23,000 |
| DEER CREEK | Colorado | Fair | 1968 | 9.8 m | 23,000 |
| SEEP CANAL | Colorado | Fair | 1954 | 13.4 m | 23,000 |
| HIGHLAND DITCH | Colorado | Fair | 1999 | 9.7 m | 23,000 |
| RR ARKANSAS RIVER | Colorado | Fair | 1973 | 132.3 m | 23,000 |
| POLK CREEK | Colorado | Good | 2023 | 165.8 m | 23,000 |
| DRAW | Colorado | Good | 1990 | 7.6 m | 23,000 |
| SEQUINE GULCH | Colorado | Fair | 1935 | 6.4 m | 23,000 |
| 120th Avenue | Colorado | Good | 2002 | 82.2 m | 22,990 |
| HIGHLINE CANAL | Colorado | Fair | 1981 | 9.4 m | 22,939 |
| CHERRY CREEK | Colorado | Good | 1965 | 25.6 m | 22,904 |
| CHERRY CREEK | Colorado | Good | 1989 | 32.2 m | 22,904 |
| RAMP D TO WBND ACADEMY | Colorado | Good | 2012 | 38.2 m | 22,809 |
| Quincy Avenue | Colorado | Good | 1997 | 66.9 m | 22,768 |
| MASSEY DRAW AR | Colorado | Fair | 1987 | 6.7 m | 22,765 |
| Pena Boulevard | Colorado | Good | 1996 | 135.3 m | 22,748 |
| Obrian Canal | Colorado | Good | 2002 | 48.1 m | 22,728 |
| Buckley Road | Colorado | Good | 2002 | 44.1 m | 22,565 |
| Cache La Poudre Overflow | Colorado | Good | 2006 | 27.1 m | 22,557 |
| BIG DRY CREEK | Colorado | Good | 2004 | 60.3 m | 22,524 |
| I-25 ML | Colorado | Good | 2004 | 83.1 m | 22,524 |
| COTTONWOOD CREEK | Colorado | Good | 2018 | 39.6 m | 22,514 |
| Cache La Poudre River | Colorado | Fair | 1980 | 81.2 m | 22,461 |
| Burlington Ditch | Colorado | Fair | 2002 | 55.8 m | 22,442 |
| Cache La Poudre River | Colorado | Good | 1986 | 57.8 m | 22,311 |
| PEDESTRIAN UNDERPASS | Colorado | Good | 2023 | 7.5 m | 22,287 |
| Quincy Avenue | Colorado | Good | 1997 | 66.9 m | 22,265 |
| FARMERS HIGHLINE CANAL | Colorado | Good | 2001 | 11.5 m | 22,206 |
| I 25 ML | Colorado | Fair | 2016 | 67.0 m | 22,177 |
| I 25 ML | Colorado | Good | 2016 | 67.0 m | 22,177 |
| PEDESTRIAN PATH | Colorado | Good | 2013 | 32.0 m | 22,176 |
| RAILROAD | Colorado | Fair | 1983 | 44.7 m | 22,093 |
| HAUL ROAD | Colorado | Fair | 2010 | 31.5 m | 22,084 |
| 120th Avenue | Colorado | Good | 2002 | 81.7 m | 22,066 |
| FOUNTAIN CREEK | Colorado | Poor | 1965 | 102.9 m | 22,000 |
| LOVELAND-GREELEY CANAL | Colorado | Good | 1965 | 9.8 m | 22,000 |
| BEASLEY DITCH | Colorado | Fair | 1958 | 6.9 m | 22,000 |
| LEWIS GULCH | Colorado | Fair | 1964 | 6.4 m | 22,000 |
| MAROON CREEK | Colorado | Fair | 2005 | 189.0 m | 22,000 |
| DRAW | Colorado | Good | 2003 | 289.6 m | 22,000 |
| DRY CREEK | Colorado | Fair | 1947 | 6.4 m | 22,000 |
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.