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 |
|---|---|---|---|---|---|
| BIG THOMPSON RIVER | Colorado | Fair | 1980 | 45.3 m | 4,900 |
| STILLWATER CREEK | Colorado | Poor | 1938 | 8.8 m | 4,900 |
| LOCAL DRAINAGE | Colorado | Good | 2015 | 8.6 m | 4,895 |
| LOCAL DRAINAGE | Colorado | Good | 2001 | 8.8 m | 4,876 |
| S OUTFALL DRAINAGE | Colorado | Fair | 1999 | 12.2 m | 4,844 |
| GOLDSMITH GULCH | Colorado | Fair | 1992 | 21.0 m | 4,842 |
| CHERRY CREEK | Colorado | Good | 2002 | 93.9 m | 4,817 |
| BIG DRY CREEK | BIG DRY | Colorado | Fair | 1996 | 13.3 m | 4,806 |
| CUTLER CREEK | Colorado | Fair | 1938 | 7.5 m | 4,800 |
| E-470 Ramp B | Colorado | Good | 2005 | 50.7 m | 4,800 |
| DRAW | Colorado | Fair | 1975 | 31.4 m | 4,800 |
| DRAW | Colorado | Fair | 1975 | 31.4 m | 4,800 |
| S FK RIO GRANDE RIVER | Colorado | Fair | 1981 | 40.9 m | 4,800 |
| WILLOW CREEK | Colorado | Good | 1977 | 6.2 m | 4,800 |
| FOUR MILE CREEK | Colorado | Fair | 1958 | 33.2 m | 4,800 |
| Left Hand Creek | Colorado | Good | 2012 | 17.4 m | 4,798 |
| Greeley Loveland Canal | Colorado | Good | 2005 | 10.2 m | 4,797 |
| GRAND VALLEY CANAL | Colorado | Good | 1995 | 17.7 m | 4,790 |
| WEST KIOWA CREEK | Colorado | Fair | 1996 | 18.3 m | 4,787 |
| South Goose Creek | Colorado | Fair | 1986 | 13.1 m | 4,774 |
| COTTONWOOD CREEK | PED P | Colorado | Good | 1991 | 6.2 m | 4,765 |
| US 85 BUSS RT | Colorado | Poor | 1962 | 105.0 m | 4,750 |
| CO.RD 39.5 UP RR | Colorado | Fair | 1962 | 92.4 m | 4,750 |
| CO.RD 39.5 UP RR | Colorado | Fair | 1962 | 93.6 m | 4,750 |
| Box Elder Creek | Colorado | Good | 2017 | 56.3 m | 4,747 |
| Big Thompson River | Colorado | Good | 2009 | 38.1 m | 4,741 |
| EAST FORK SAND CREEK | Colorado | Fair | 1985 | 45.1 m | 4,740 |
| Roaring Fork River | Colorado | Fair | 1991 | 60.5 m | 4,701 |
| TIMPAS CREEK | Colorado | Fair | 1958 | 81.7 m | 4,700 |
| SMITH HOLLOW | Colorado | Good | 1997 | 35.7 m | 4,700 |
| OTERO CANAL | Colorado | Fair | 1947 | 8.1 m | 4,700 |
| TIMPAS CREEK | Colorado | Fair | 1947 | 68.3 m | 4,700 |
| LEOPARD CREEK | Colorado | Good | 2013 | 27.0 m | 4,700 |
| ARKANSAS RIVER | Colorado | Fair | 1967 | 173.6 m | 4,700 |
| ARKANSAS RIVER | Colorado | Fair | 1989 | 173.3 m | 4,700 |
| DEXTER CREEK | Colorado | Good | 1988 | 11.6 m | 4,700 |
| DOVE CREEK | Colorado | Fair | 1935 | 9.8 m | 4,700 |
| I 70 ML | Colorado | Fair | 1976 | 61.3 m | 4,695 |
| South Platte Rvr Ovrflw | Colorado | Good | 2020 | 6.3 m | 4,689 |
| South Platte River | Colorado | Good | 2020 | 214.2 m | 4,689 |
| TUCKER GULCH | Colorado | Fair | 1966 | 13.7 m | 4,684 |
| Cache La Poudre River | Colorado | Fair | 1970 | 38.7 m | 4,683 |
| Loveland Greeley Canal | Colorado | Poor | 1994 | 12.2 m | 4,671 |
| FULTON LATERAL | Colorado | Fair | 1999 | 7.8 m | 4,668 |
| BIG DRY CREEK | Colorado | Good | 1997 | 38.2 m | 4,656 |
| SHOOKS RUN | Colorado | Fair | 1930 | 8.3 m | 4,652 |
| SULL CREEK | Colorado | Fair | 1963 | 56.4 m | 4,650 |
| SULL CREEK | Colorado | Fair | 1963 | 56.3 m | 4,650 |
| I 25 ML | Colorado | Good | 1985 | 76.4 m | 4,645 |
| Platte Valley Canal | Colorado | Fair | 1987 | 9.0 m | 4,636 |
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.