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 |
|---|---|---|---|---|---|
| SB ONRAMP FRM COMM. ST. | Colorado | Good | 2011 | 149.2 m | 16,000 |
| ARROYO | Colorado | Fair | 1951 | 9.1 m | 16,000 |
| BIG THOMPSON RIVER | Colorado | Fair | 1951 | 25.6 m | 16,000 |
| Ped Underpath / Creek | Colorado | Good | 2015 | 10.5 m | 16,000 |
| CROKE CANAL | Colorado | Fair | 1991 | 10.1 m | 16,000 |
| MORGAN CANAL | Colorado | Fair | 1959 | 14.5 m | 16,000 |
| GRAND VALLEY CANAL | Colorado | Fair | 1956 | 46.1 m | 16,000 |
| SOUTH PLATTE RIVER | Colorado | Good | 2009 | 95.0 m | 16,000 |
| BRANTNER DITCH | Colorado | Fair | 1967 | 6.7 m | 16,000 |
| NORTH COMMERCIAL STREET | Colorado | Good | 2010 | 149.2 m | 16,000 |
| FARM ACCESS ROAD | Colorado | Fair | 1964 | 21.2 m | 16,000 |
| I 25 ML | Colorado | Fair | 1959 | 34.9 m | 16,000 |
| DRAW | Colorado | Good | 1999 | 11.4 m | 16,000 |
| BIG DRY CREEK | Colorado | Good | 2002 | 61.7 m | 16,000 |
| COAL CREEK | Colorado | Fair | 1965 | 11.1 m | 16,000 |
| UP RR | Colorado | Fair | 1997 | 253.4 m | 16,000 |
| I 70 ML | Colorado | Fair | 1973 | 80.7 m | 16,000 |
| JIM CREEK | Colorado | Fair | 1961 | 8.8 m | 16,000 |
| FARMERS HIGHLINE CANAL | Colorado | Fair | 1954 | 10.1 m | 16,000 |
| AGGREGATE ROAD | Colorado | Fair | 1999 | 23.6 m | 16,000 |
| FOUR MILE CANYON CREEK | Colorado | Fair | 1957 | 28.3 m | 16,000 |
| BADGER GULCH | Colorado | Fair | 2010 | 65.9 m | 15,986 |
| Fossil Ck Resv Inlet | Colorado | Good | 2008 | 9.1 m | 15,977 |
| SHOOKS RUN | Colorado | Fair | 2003 | 32.0 m | 15,976 |
| THIRD CREEK | Colorado | Fair | 2001 | 23.2 m | 15,963 |
| New Mercer Canal | Colorado | Good | 2014 | 7.4 m | 15,960 |
| WEST FORK SAND CREEK | Colorado | Fair | 1965 | 16.1 m | 15,957 |
| GOLDSMITH GULCH | Colorado | Fair | 1995 | 8.1 m | 15,901 |
| US 36 ML | Colorado | Good | 2010 | 67.4 m | 15,872 |
| Gilmore Ditch | Colorado | Good | 2017 | 9.8 m | 15,821 |
| Coal Creek | Colorado | Good | 2006 | 75.3 m | 15,821 |
| BNSF RR | Colorado | Good | 2006 | 76.8 m | 15,821 |
| Latham Ditch | Colorado | Good | 2017 | 9.4 m | 15,819 |
| SOUTH PLATTE RIVER | Colorado | Fair | 1979 | 67.8 m | 15,802 |
| CUB CREEK | Colorado | Good | 2000 | 6.7 m | 15,760 |
| BEAR CREEK | Colorado | Good | 2003 | 13.4 m | 15,760 |
| SH 470 ML | Colorado | Fair | 1984 | 70.9 m | 15,746 |
| Coal Creek & Ped Tra | Colorado | Fair | 1993 | 13.1 m | 15,732 |
| I-70B & UPPR RR | Colorado | Fair | 1984 | 145.7 m | 15,702 |
| MONTBELLO DITCH | Colorado | Fair | 1995 | 15.8 m | 15,700 |
| BURLINGTON RR | Colorado | Good | 2005 | 62.5 m | 15,654 |
| SOUTHWESTERLY GULCHES | Colorado | Good | 1996 | 9.2 m | 15,645 |
| CROKE CANAL | Colorado | Good | 2002 | 6.2 m | 15,571 |
| FARMERS HIGHLINE CANAL | Colorado | Good | 2001 | 6.2 m | 15,571 |
| I25 ML | Colorado | Good | 2008 | 52.5 m | 15,534 |
| Spring Gulch #2 | Colorado | Good | 2021 | 10.1 m | 15,509 |
| SH 7 ML | Colorado | Fair | 1965 | 51.3 m | 15,500 |
| ST VRAIN CREEK | Colorado | Good | 2008 | 74.0 m | 15,500 |
| BEAR CREEK | Colorado | Poor | 1961 | 32.7 m | 15,500 |
| BEAR CREEK | Colorado | Poor | 1961 | 32.7 m | 15,500 |
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.