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 |
|---|---|---|---|---|---|
| RALSTON CREEK | Colorado | Good | 1990 | 18.4 m | 9,302 |
| POINT CREEK | Colorado | Fair | 1977 | 7.0 m | 9,300 |
| I 25 ML | Colorado | Fair | 1966 | 72.6 m | 9,300 |
| URINE CREEK | Colorado | Fair | 1977 | 11.2 m | 9,300 |
| RR YARD/ACCESS ROAD | Colorado | Fair | 1978 | 348.4 m | 9,279 |
| CAMP CREEK | Colorado | Fair | 1955 | 8.8 m | 9,278 |
| US 6 ML | Colorado | Good | 1993 | 82.3 m | 9,277 |
| Viele Channel (Ditch) | Colorado | Fair | 1975 | 13.1 m | 9,270 |
| South Boulder Creek | Colorado | Fair | 1986 | 36.8 m | 9,270 |
| New Cache LaPoudre Canal | Colorado | Fair | 2011 | 10.0 m | 9,231 |
| BRANTNER DITCH | Colorado | Fair | 2005 | 37.9 m | 9,217 |
| DRAW | Colorado | Fair | 1969 | 7.6 m | 9,200 |
| DRAW | Colorado | Fair | 1969 | 9.3 m | 9,200 |
| FORT BENT CANAL | Colorado | Fair | 1947 | 6.7 m | 9,200 |
| DRAW | Colorado | Fair | 1966 | 7.6 m | 9,200 |
| WALTON CREEK | Colorado | Fair | 1990 | 18.8 m | 9,200 |
| DRAW | Colorado | Fair | 1926 | 7.8 m | 9,200 |
| I25 ML | Colorado | Good | 2002 | 78.8 m | 9,179 |
| LOCAL DRAINAGE | Colorado | Good | 2010 | 10.0 m | 9,151 |
| Empson Ditch | Colorado | Fair | 1996 | 14.9 m | 9,146 |
| McClellands Channel | Colorado | Fair | 2002 | 23.6 m | 9,116 |
| GW RR | Colorado | Poor | 1974 | 37.7 m | 9,116 |
| E-470 | Colorado | Good | 1996 | 76.1 m | 9,100 |
| I 76 ML | Colorado | Good | 2000 | 55.9 m | 9,100 |
| SOUTH PLATTE RIVER | Colorado | Good | 1988 | 114.7 m | 9,100 |
| GOLD CREEK | Colorado | Fair | 1977 | 14.0 m | 9,100 |
| BEEBE CANAL | Colorado | Good | 1970 | 7.3 m | 9,100 |
| DOUGLAS CREEK | Colorado | Fair | 1984 | 8.5 m | 9,092 |
| New Mercer Canal | Colorado | Good | 2023 | 6.3 m | 9,091 |
| New Mercer Canal | Colorado | Good | 2023 | 7.2 m | 9,091 |
| WEST TOLLGATE CREEK | Colorado | Fair | 1983 | 10.6 m | 9,087 |
| E. FORK SAND CREEK | Colorado | Fair | 2007 | 86.4 m | 9,087 |
| Sheep Draw Creek | Colorado | Good | 2018 | 22.9 m | 9,083 |
| LITTLE DRY CREEK | Colorado | Fair | 1978 | 8.8 m | 9,066 |
| LITTLES CREEK | Colorado | Good | 2014 | 6.8 m | 9,051 |
| CROKE CANAL | CROKE CANA | Colorado | Fair | 2005 | 27.1 m | 9,045 |
| FARM ACCESS ROAD | Colorado | Fair | 1964 | 21.2 m | 9,020 |
| I 76 ML | Colorado | Fair | 1981 | 93.2 m | 9,005 |
| SHALE BLUFFS | Colorado | Good | 2000 | 92.5 m | 9,000 |
| CHALK CREEK | Colorado | Fair | 1965 | 6.4 m | 9,000 |
| I 70 FRONTAGE ROAD | Colorado | Fair | 1963 | 34.1 m | 9,000 |
| UP RR River Rd | Colorado | Fair | 1969 | 78.5 m | 9,000 |
| I 70 FRONTAGE ROAD | Colorado | Fair | 1963 | 34.1 m | 9,000 |
| PERSIGO WASH | Colorado | Fair | 1969 | 9.1 m | 9,000 |
| HUNTER WASH | Colorado | Fair | 1969 | 21.3 m | 9,000 |
| NORTH ST VRAIN CREEK | Colorado | Good | 2007 | 28.4 m | 9,000 |
| CO RD UP RR | Colorado | Fair | 1969 | 78.5 m | 9,000 |
| ARKANSAS RIVER | Colorado | Fair | 1924 | 87.2 m | 9,000 |
| DRAW | Colorado | Fair | 1964 | 10.5 m | 9,000 |
| I76 ML | Colorado | Fair | 2015 | 105.2 m | 9,000 |
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.