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 |
|---|---|---|---|---|---|
| US 85 BUSS RT | Colorado | Fair | 1968 | 62.5 m | 33,000 |
| 40TH AVE ML R | Colorado | Good | 1993 | 64.0 m | 33,000 |
| US HWY 6/US HWY 24 RR | Colorado | Fair | 1970 | 122.4 m | 33,000 |
| CACHE LA POUDRE DITCH 2 | Colorado | Fair | 1967 | 9.1 m | 33,000 |
| US 285 ML | Colorado | Fair | 1988 | 94.9 m | 33,000 |
| PLUM CREEK PARKWAY | Colorado | Good | 2010 | 41.1 m | 33,000 |
| RMP TO I70 WB ML | Colorado | Good | 1993 | 61.1 m | 33,000 |
| US 285 ML | Colorado | Good | 1988 | 92.7 m | 33,000 |
| 40TH AVE ML R | Colorado | Good | 1993 | 64.0 m | 33,000 |
| CITY STREET | Colorado | Good | 1989 | 31.4 m | 33,000 |
| SANDERSON GULCH | Colorado | Fair | 1957 | 11.6 m | 33,000 |
| UPPR SMITH RD 37TH AVE | Colorado | Fair | 2014 | 170.9 m | 32,908 |
| EAST TOLLGATE CREEK | Colorado | Fair | 1981 | 22.3 m | 32,839 |
| MID. BR. HYLAND CREEK | Colorado | Fair | 1987 | 7.6 m | 32,178 |
| MONUMENT CREEK | PIKES P | Colorado | Fair | 1961 | 87.9 m | 32,155 |
| SOUTH PLATTE RIVER | Colorado | Good | 1988 | 73.1 m | 32,082 |
| WEST TOLLGATE CREEK | Colorado | Fair | 1980 | 20.0 m | 32,075 |
| HIGH LINE CANAL | Colorado | Fair | 1982 | 6.4 m | 32,000 |
| MARCEY GULCH | Colorado | Fair | 1948 | 9.9 m | 32,000 |
| SECOND CREEK | Colorado | Good | 2003 | 25.6 m | 32,000 |
| LAKE CANAL | Colorado | Good | 1948 | 6.6 m | 32,000 |
| LOVELAND-GREELEY CANAL | Colorado | Fair | 1967 | 8.9 m | 32,000 |
| COAL CREEK | Colorado | Good | 1996 | 43.0 m | 32,000 |
| BURLINGTON CANAL | Colorado | Fair | 1957 | 7.3 m | 32,000 |
| LOVELAND-GREELEY CANAL | Colorado | Fair | 1967 | 8.0 m | 32,000 |
| DRAW | Colorado | Fair | 1951 | 9.1 m | 32,000 |
| Second Creek | Colorado | Good | 2001 | 62.6 m | 32,000 |
| GREENWOOD GULCH | Colorado | Fair | 1991 | 15.0 m | 32,000 |
| CACHE LA POUDRE DITCH 2 | Colorado | Fair | 1967 | 7.6 m | 32,000 |
| OVERFLOW CHANNEL | Colorado | Good | 1988 | 9.7 m | 32,000 |
| BURLINGTON CANAL | Colorado | Fair | 1957 | 7.0 m | 32,000 |
| HIGHLINE CANAL | Colorado | Good | 1983 | 6.1 m | 32,000 |
| EAST PLUM CREEK | PED TR | Colorado | Good | 2009 | 62.6 m | 31,996 |
| S ELATI ST | SB SANTA FE | Colorado | Fair | 1972 | 234.4 m | 31,961 |
| MONTBELLO DITCH | Colorado | Good | 1980 | 6.4 m | 31,946 |
| HIGHLINE CANAL | Colorado | Fair | 1970 | 9.2 m | 31,795 |
| BNF RR | RTD | MARIPOSA | Colorado | Fair | 1958 | 409.9 m | 31,795 |
| SEMINOLE ST | MARIPOSA S | Colorado | Fair | 1965 | 435.9 m | 31,795 |
| SEMINOLE ROAD | Colorado | Fair | 1958 | 24.8 m | 31,795 |
| BELLEVIEW AVE | Colorado | Fair | 1990 | 58.8 m | 31,500 |
| BELLEVIEW AVE | Colorado | Good | 1990 | 58.8 m | 31,500 |
| LITTLE DRY CREEK | Colorado | Poor | 1935 | 18.1 m | 31,496 |
| LITTLE DRY CREEK OVRFLW | Colorado | Fair | 1987 | 10.4 m | 31,496 |
| I 25 ML | Colorado | Fair | 1985 | 75.9 m | 31,462 |
| BIG DRY CREEK | Colorado | Fair | 2002 | 13.3 m | 31,430 |
| Cache La Poudre River | Colorado | Good | 2010 | 96.9 m | 31,363 |
| Lena Gulch | Colorado | Fair | 1951 | 6.4 m | 31,000 |
| I 70 ML | Colorado | Fair | 1965 | 61.6 m | 31,000 |
| FOSSIL CREEK | Colorado | Fair | 1975 | 13.8 m | 31,000 |
| RR SPUR | Colorado | Fair | 1976 | 49.1 m | 31,000 |
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.