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 |
|---|---|---|---|---|---|
| Greeley No. 3 Ditch | Colorado | Fair | 1960 | 7.1 m | 8,191 |
| WB BUS RAMP/BIKE PATH | Colorado | Good | 2016 | 22.9 m | 8,180 |
| HOFFMAN DRAINAGE | Colorado | Good | 2020 | 9.1 m | 8,171 |
| US 36 ML | Colorado | Good | 2000 | 99.0 m | 8,157 |
| NIVER CREEK | Colorado | Fair | 1993 | 10.8 m | 8,151 |
| 84TH AVENUE | Colorado | Good | 2014 | 133.7 m | 8,129 |
| ANIMAS RIVER | Colorado | Fair | 1957 | 108.6 m | 8,100 |
| GREELEY CANAL NO 2 | Colorado | Good | 2003 | 15.2 m | 8,100 |
| DRAINAGE/GAME CROSSING | Colorado | Good | 1999 | 6.1 m | 8,100 |
| CLEAR CREEK | Colorado | Fair | 1969 | 34.7 m | 8,099 |
| Coal Creek | Colorado | Fair | 1977 | 13.7 m | 8,097 |
| Colorado River | Colorado | Fair | 1977 | 98.3 m | 8,096 |
| SAND CREEK | Colorado | Good | 1985 | 39.2 m | 8,094 |
| SOUTHWESTERLY GULCHES | Colorado | Fair | 1985 | 10.3 m | 8,092 |
| COTTONWOOD CREEK | Colorado | Good | 1985 | 44.1 m | 8,083 |
| I 70 ML | Colorado | Good | 2019 | 62.6 m | 8,070 |
| I 25 ML | Colorado | Good | 2021 | 66.6 m | 8,069 |
| TERRAIN | Colorado | Fair | 1993 | 37.0 m | 8,065 |
| Larimer and Weld Canal | Colorado | Fair | 1958 | 18.1 m | 8,064 |
| TERRAIN | Colorado | Fair | 1993 | 151.1 m | 8,004 |
| COUNTY ROAD 53 | Colorado | Fair | 1961 | 28.7 m | 8,000 |
| SNAKE RIVER | Colorado | Fair | 1980 | 12.5 m | 8,000 |
| PURGATOIRE RIVER | Colorado | Good | 2009 | 105.6 m | 8,000 |
| I 70 ML R | Colorado | Good | 1993 | 128.3 m | 8,000 |
| MIDDLE FK SO PLATTE RVR | Colorado | Good | 2024 | 34.3 m | 8,000 |
| DRAIN DITCH | Colorado | Fair | 1968 | 9.6 m | 8,000 |
| TROY AVE | Colorado | Fair | 1996 | 51.1 m | 8,000 |
| SH12 RR CTY STS. DITCH | Colorado | Fair | 2009 | 605.1 m | 8,000 |
| PURGATOIRE RIVER | Colorado | Good | 2009 | 102.0 m | 8,000 |
| PURGATOIRE RIVER | Colorado | Good | 2010 | 108.1 m | 8,000 |
| PURGATOIRE RIVER | Colorado | Good | 2011 | 105.6 m | 8,000 |
| SH 144 ML | Colorado | Good | 1959 | 57.0 m | 8,000 |
| COUNTY ROAD | Colorado | Good | 2005 | 39.9 m | 8,000 |
| COUNTY ROAD | Colorado | Good | 2005 | 39.9 m | 8,000 |
| SH 144 ML | Colorado | Fair | 1959 | 57.0 m | 8,000 |
| SH 52 ML | Colorado | Fair | 1959 | 46.3 m | 8,000 |
| SH 52 ML | Colorado | Fair | 1959 | 46.3 m | 8,000 |
| COUNTY ROAD 24 | Colorado | Good | 2014 | 39.9 m | 8,000 |
| COUNTY ROAD 24 | Colorado | Good | 2013 | 39.9 m | 8,000 |
| BADGER CREEK | Colorado | Good | 2014 | 41.0 m | 8,000 |
| BADGER CREEK | Colorado | Good | 2013 | 41.0 m | 8,000 |
| COUNTY ROAD 22 | Colorado | Good | 2005 | 23.6 m | 8,000 |
| COUNTY ROAD 22 | Colorado | Good | 2005 | 23.6 m | 8,000 |
| COUNTY ROAD 25 | Colorado | Good | 2013 | 30.6 m | 8,000 |
| COUNTY ROAD 25 | Colorado | Good | 2013 | 30.6 m | 8,000 |
| COUNTY ROAD 26 | Colorado | Good | 2014 | 30.6 m | 8,000 |
| COUNTY ROAD 26 | Colorado | Good | 2013 | 30.6 m | 8,000 |
| HOSPITAL ROAD | Colorado | Good | 2013 | 39.9 m | 8,000 |
| HOSPITAL RD/CR 27 | Colorado | Good | 2013 | 39.9 m | 8,000 |
| SH12 RR CITY ST DITCH | Colorado | Fair | 2010 | 627.2 m | 8,000 |
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.