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 |
|---|---|---|---|---|---|
| BEAR CREEK | Colorado | Poor | 1961 | 32.7 m | 15,500 |
| UP RR | Colorado | Fair | 1971 | 62.5 m | 15,500 |
| UP RR | Colorado | Fair | 1971 | 60.1 m | 15,500 |
| SH 7 ML | Colorado | Fair | 1965 | 51.2 m | 15,500 |
| GRAND VALLEY CANAL | Colorado | Fair | 1975 | 13.3 m | 15,465 |
| RALSTON CREEK | Colorado | Poor | 1969 | 16.3 m | 15,435 |
| Farmers Independent Ditc | Colorado | Good | 1994 | 6.6 m | 15,405 |
| South Boulder Creek | Colorado | Fair | 2006 | 57.6 m | 15,236 |
| COTTONWOOD CREEK | Colorado | Good | 1998 | 42.3 m | 15,210 |
| SOUTH PLATTE RIVER | Colorado | Fair | 1976 | 81.1 m | 15,173 |
| Cache La Poudre River | Colorado | Good | 1998 | 104.5 m | 15,131 |
| MONUMENT CREEK | Colorado | Fair | 2001 | 67.9 m | 15,110 |
| WEST TOLLGATE CREEK | Colorado | Fair | 1979 | 54.9 m | 15,088 |
| CHERRY CREEK | Colorado | Good | 2007 | 76.2 m | 15,084 |
| I25 RAMPS AND WALNUT | Colorado | Fair | 1987 | 178.9 m | 15,048 |
| COLORADO RIVER | Colorado | Fair | 1982 | 214.1 m | 15,046 |
| GOLDSMITH GULCH | E JEWE | Colorado | Fair | 1965 | 13.6 m | 15,005 |
| Rock Creek | Colorado | Fair | 2002 | 75.7 m | 15,000 |
| UPPER PLATTE BEAVER DITC | Colorado | Fair | 1958 | 10.8 m | 15,000 |
| UNNAMED DRAINAGE | Colorado | Good | 2000 | 7.7 m | 15,000 |
| BRANTZELL ARROYO SR | Colorado | Fair | 1930 | 7.6 m | 15,000 |
| SAND CREEK | Colorado | Fair | 1975 | 63.9 m | 15,000 |
| BOULDER CREEK | Colorado | Fair | 1966 | 47.2 m | 15,000 |
| UP RR | Colorado | Good | 1970 | 42.9 m | 15,000 |
| ROARING FORK RIVER | Colorado | Fair | 1958 | 66.3 m | 15,000 |
| BOULDER CREEK | Colorado | Poor | 1938 | 31.3 m | 15,000 |
| I 25 ML | Colorado | Good | 2012 | 82.9 m | 15,000 |
| DRAW | Colorado | Fair | 1932 | 7.4 m | 15,000 |
| SMITH CREEK | Colorado | Good | 2022 | 6.9 m | 15,000 |
| HIGHLAND CANAL | Colorado | Fair | 1972 | 11.5 m | 15,000 |
| SUPPLY DITCH | Colorado | Fair | 1972 | 6.9 m | 15,000 |
| DRAW | Colorado | Fair | 1926 | 10.8 m | 15,000 |
| SAND CREEK | Colorado | Good | 1975 | 63.9 m | 15,000 |
| RAMP TO US85 SB 8TH AVE | Colorado | Poor | 1968 | 68.6 m | 15,000 |
| GRAND VALLEY CANAL | Colorado | Good | 1984 | 18.9 m | 15,000 |
| I 70 ML | Colorado | Fair | 1964 | 71.4 m | 15,000 |
| DRAW | Colorado | Good | 2015 | 10.0 m | 15,000 |
| UP RR FOUNTAIN CRK | Colorado | Poor | 1954 | 186.3 m | 15,000 |
| US 85 | UPRR | Colorado | Fair | 2014 | 100.5 m | 14,973 |
| SELLARS GULCH | Colorado | Poor | 1987 | 19.7 m | 14,950 |
| WEST TOLLGATE CREEK | Colorado | Fair | 1978 | 67.0 m | 14,929 |
| CLEAR CREEK | Colorado | Good | 1988 | 54.9 m | 14,909 |
| CHERRY CREEK | COLORADO | Colorado | Fair | 2000 | 151.7 m | 14,905 |
| Bear Canyon Creek | Colorado | Fair | 1980 | 12.3 m | 14,884 |
| SH 115 ML | Colorado | Good | 1977 | 67.8 m | 14,877 |
| RAILROAD TRACK | Colorado | Good | 2015 | 68.7 m | 14,853 |
| CHERRY CREEK | CHERRY CR | Colorado | Fair | 1998 | 151.7 m | 14,840 |
| I 25 ML | Colorado | Fair | 1957 | 88.3 m | 14,741 |
| FIRST FLOW CREEK | Colorado | Fair | 2000 | 24.4 m | 14,732 |
| BIKE PATH AND FLOW FIRST | Colorado | Fair | 2000 | 24.4 m | 14,732 |
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.