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 |
|---|---|---|---|---|---|
| DRAW | Colorado | Fair | 1958 | 6.4 m | 14,000 |
| LARIMER COUNTY CANAL | Colorado | Fair | 1966 | 10.4 m | 14,000 |
| LARIMER COUNTY CANAL | Colorado | Fair | 1950 | 10.2 m | 14,000 |
| FLOOD DRAINAGE | Colorado | Fair | 1950 | 6.4 m | 14,000 |
| FLOOD DRAINAGE | Colorado | Good | 1950 | 6.4 m | 14,000 |
| FLOOD DRAINAGE | Colorado | Fair | 1950 | 13.4 m | 14,000 |
| LEWIS WASH | Colorado | Fair | 1956 | 20.5 m | 14,000 |
| LEFT HAND CREEK | Colorado | Good | 1975 | 37.6 m | 14,000 |
| BOULDER CREEK | Colorado | Good | 2011 | 66.6 m | 14,000 |
| BAYOU CREEK | Colorado | Fair | 1981 | 69.1 m | 14,000 |
| LOWER BOULDER CANAL | Colorado | Fair | 1963 | 6.6 m | 14,000 |
| FULTON DITCH | Colorado | Fair | 1959 | 18.7 m | 14,000 |
| Boulder Creek | Colorado | Fair | 1978 | 44.2 m | 14,000 |
| LOWER BOULDER CANAL | Colorado | Fair | 1963 | 10.0 m | 14,000 |
| GREELEY CANAL NO 2 | Colorado | Good | 1971 | 25.0 m | 14,000 |
| HIGHLINE CANAL | Colorado | Fair | 2009 | 8.2 m | 13,977 |
| I 70 ML | Colorado | Good | 2005 | 53.8 m | 13,931 |
| EAST PLUM CREEK | RAILRO | Colorado | Good | 1987 | 199.6 m | 13,927 |
| Lykins Gulch | Colorado | Fair | 2006 | 17.9 m | 13,906 |
| NORTH COON CREEK | Colorado | Good | 2002 | 8.1 m | 13,889 |
| EAST PLUM CREEK | Colorado | Fair | 2015 | 230.8 m | 13,877 |
| RAILROAD/SIERRA MADRE ST | Colorado | Good | 1998 | 191.0 m | 13,843 |
| ROARING FORK RIVER | Colorado | Good | 2019 | 58.8 m | 13,832 |
| SAND CREEK | Colorado | Fair | 1989 | 91.6 m | 13,787 |
| Greeley Loveland Canal | Colorado | Good | 2005 | 10.1 m | 13,787 |
| DUTCH CREEK | DUTCH CREE | Colorado | Good | 1971 | 7.6 m | 13,773 |
| WEST TOLLGATE CREEK | Colorado | Fair | 1978 | 67.0 m | 13,766 |
| I 70 ML | Colorado | Fair | 1971 | 61.8 m | 13,753 |
| WEST TOLLGATE CRK | Colorado | Fair | 1973 | 44.5 m | 13,721 |
| HAPPY CANYON CREEK | Colorado | Fair | 2001 | 32.6 m | 13,687 |
| WEST FORK SAND CREEK | Colorado | Fair | 1979 | 12.8 m | 13,681 |
| SIDE CREEK | Colorado | Fair | 1981 | 6.5 m | 13,675 |
| Unnamed Creek | Colorado | Fair | 2005 | 13.4 m | 13,655 |
| SAND CREEK | Colorado | Fair | 1970 | 45.9 m | 13,644 |
| Colorado River | Colorado | Fair | 1996 | 81.7 m | 13,630 |
| MONUMENT CREEK | Colorado | Fair | 1998 | 100.8 m | 13,612 |
| CLEAR CREEK | Colorado | Fair | 1965 | 44.3 m | 13,608 |
| BEAR CREEK TRIBUTARY | Colorado | Fair | 1982 | 12.5 m | 13,589 |
| Boulder Whiterock Ditch | Colorado | Fair | 1970 | 7.0 m | 13,574 |
| HIGHLINE CANAL | Colorado | Fair | 1987 | 9.4 m | 13,515 |
| BURLINGTON CANAL | Colorado | Fair | 1964 | 31.0 m | 13,500 |
| US 24 BUSS RT | Colorado | Fair | 1969 | 55.2 m | 13,500 |
| FRISCO MAIN STREET | Colorado | Fair | 1971 | 43.9 m | 13,500 |
| BURLINGTON CANAL | Colorado | Fair | 1964 | 30.2 m | 13,500 |
| EL PASO BLV FOUNTAIN CRK | Colorado | Fair | 1969 | 62.5 m | 13,500 |
| COLORADO RIVER | Colorado | Fair | 1965 | 214.6 m | 13,500 |
| US 24 BUSS RT | Colorado | Fair | 1969 | 55.2 m | 13,500 |
| COLORADO RIVER | Colorado | Good | 1989 | 215.0 m | 13,500 |
| PARMALEE GULCH R | Colorado | Good | 1993 | 12.9 m | 13,500 |
| FRISCO MAIN STREET | Colorado | Fair | 1971 | 43.9 m | 13,500 |
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.