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 |
|---|---|---|---|---|---|
| STORM FLOW CULVERT | Colorado | Fair | 1988 | 6.8 m | 21,000 |
| THIRD CREEK | Colorado | Fair | 2002 | 68.3 m | 21,000 |
| CIRCLE DR SPRING CREEK | Colorado | Good | 1993 | 292.8 m | 21,000 |
| HANCOCK EXP SPRING CRK | Colorado | Good | 1989 | 117.3 m | 21,000 |
| ROARING FORK RIVER | Colorado | Good | 1987 | 109.2 m | 21,000 |
| ROARING FORK RIVER | Colorado | Good | 1987 | 89.3 m | 21,000 |
| BEAR CREEK | Colorado | Poor | 1966 | 28.7 m | 21,000 |
| CIRCLE DR SPRING CREEK | Colorado | Good | 1993 | 268.0 m | 21,000 |
| DRAW | Colorado | Good | 2003 | 61.9 m | 21,000 |
| HANCOCK EXP SPRING CRK | Colorado | Good | 1989 | 117.4 m | 21,000 |
| UNION BLVD | Colorado | Good | 1993 | 70.9 m | 21,000 |
| UNION BLVD | Colorado | Fair | 1993 | 70.9 m | 21,000 |
| THIRD CREEK | Colorado | Fair | 2002 | 68.3 m | 21,000 |
| Box Elder Creek | Colorado | Good | 2016 | 11.8 m | 20,967 |
| NEWLIN GULCH | Colorado | Good | 2007 | 55.6 m | 20,779 |
| LITTLE RAVEN ST | Colorado | Fair | 1990 | 34.0 m | 20,687 |
| BNSF RR/RTD LR | Colorado | Fair | 1990 | 46.6 m | 20,687 |
| S PLATTE RVR/RR/WATER ST | Colorado | Fair | 1999 | 126.3 m | 20,687 |
| Second Creek | Colorado | Good | 2002 | 62.3 m | 20,682 |
| WEST FORK SAND CREEK | Colorado | Fair | 1976 | 10.4 m | 20,660 |
| NIVER CREEK | Colorado | Good | 1990 | 6.2 m | 20,525 |
| EAST TOLLGATE CREEK | Colorado | Fair | 1983 | 59.7 m | 20,506 |
| S PLATTE RVR/RR/WATER ST | Colorado | Fair | 2000 | 120.2 m | 20,504 |
| LITTLE RAVEN ST | Colorado | Fair | 1990 | 34.0 m | 20,504 |
| BNSF RR /RTD LR | Colorado | Good | 1990 | 46.6 m | 20,504 |
| FOUR MILE CANYON CREEK | Colorado | Good | 1988 | 40.3 m | 20,500 |
| LITTLE FOUNTAIN CREEK | Colorado | Fair | 1958 | 52.1 m | 20,500 |
| 144TH AVE | Colorado | Fair | 1994 | 58.5 m | 20,500 |
| DRAW | Colorado | Fair | 1958 | 9.8 m | 20,500 |
| DRAW | Colorado | Fair | 1958 | 9.8 m | 20,500 |
| FOUR MILE CANYON CREEK | Colorado | Good | 1988 | 40.3 m | 20,500 |
| DRAW | Colorado | Fair | 1958 | 9.8 m | 20,500 |
| ROCK CREEK | Colorado | Fair | 1958 | 19.3 m | 20,500 |
| DRAW | Colorado | Fair | 1958 | 9.8 m | 20,500 |
| DRAW | Colorado | Fair | 1958 | 9.8 m | 20,500 |
| 144TH AVE/ Eagle Blvd | Colorado | Fair | 1994 | 58.5 m | 20,500 |
| LITTLE FOUNTAIN CREEK | Colorado | Fair | 1958 | 52.2 m | 20,500 |
| RAMP TO WBND ACADEMY | Colorado | Good | 2010 | 38.2 m | 20,497 |
| BIG DRY CREEK | Colorado | Good | 2019 | 6.8 m | 20,390 |
| GOLDSMITH GULCH | Colorado | Fair | 1986 | 19.4 m | 20,376 |
| SAND CREEK | Colorado | Good | 1981 | 119.2 m | 20,316 |
| SOUTH PLATTE RIVER | Colorado | Good | 2021 | 59.5 m | 20,305 |
| LOCAL DRAINAGE | Colorado | Fair | 1986 | 14.0 m | 20,232 |
| Boulder Lefthand Ditch | Colorado | Good | 2011 | 20.7 m | 20,225 |
| US85 UPRR FULTON DITCH | Colorado | Good | 2002 | 237.6 m | 20,095 |
| I25 ML | Colorado | Good | 2008 | 82.4 m | 20,090 |
| I 225 ML | Colorado | Poor | 1969 | 61.6 m | 20,060 |
| I 25 ML | Colorado | Fair | 1992 | 101.3 m | 20,000 |
| BLUE RIVER | Colorado | Good | 2008 | 33.9 m | 20,000 |
| ALLENWATER CREEK | Colorado | Fair | 1982 | 8.4 m | 20,000 |
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.