Browse Bridge Database
23,716 bridges in the FHWA National Bridge Inventory in Iowa.
National Bridge Inventory Database
Browse 23,716 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 |
|---|---|---|---|---|---|
| SO SILVER CREEK | Iowa | Good | 1999 | 6.4 m | 170 |
| PANTHER CREEK | Iowa | Fair | 1967 | 7.9 m | 170 |
| NO BUSINESS CREEK | Iowa | Poor | 1900 | 16.8 m | 170 |
| TURKEY CREEK | Iowa | Fair | 1987 | 43.3 m | 170 |
| DRAINAGE DITCH #70 | Iowa | Good | 1969 | 7.7 m | 170 |
| INDIAN CREEK | Iowa | Fair | 1983 | 53.6 m | 170 |
| I-80 | Iowa | Good | 1963 | 66.1 m | 170 |
| ELK CREEK | Iowa | Fair | 1986 | 39.0 m | 170 |
| SMALL CREEK | Iowa | Fair | 1958 | 7.3 m | 170 |
| PIKE RUN CREEK | Iowa | Fair | 1990 | 27.7 m | 170 |
| CLEAR CREEK | Iowa | Fair | 1977 | 39.0 m | 170 |
| HOCKETT CREEK | Iowa | Good | 1980 | 27.7 m | 170 |
| EAGLE CREEK | Iowa | Fair | 1981 | 39.0 m | 170 |
| STREAM | Iowa | Good | 1981 | 16.2 m | 168 |
| BRANCH OPOSSUM CREEK | Iowa | Good | 2021 | 30.8 m | 168 |
| COAL CREEK | Iowa | Good | 2004 | 35.4 m | 168 |
| WILD CAT CK | Iowa | Fair | 1972 | 30.5 m | 168 |
| BRANCH WOLF CREEK | Iowa | Good | 1991 | 7.6 m | 167 |
| BIG CEDAR RIVER | Iowa | Fair | 1992 | 75.0 m | 167 |
| BUFFALO CREEK | Iowa | Fair | 1955 | 45.7 m | 167 |
| CREEK | Iowa | Good | 2018 | 22.3 m | 167 |
| SMALL STREAM | Iowa | Fair | 1984 | 9.4 m | 167 |
| CEDAR RIVER | Iowa | Fair | 1980 | 123.7 m | 167 |
| LITTLE CEDAR | Iowa | Poor | 1967 | 78.6 m | 167 |
| DRAINAGE | Iowa | Poor | 1950 | 6.7 m | 167 |
| CREEK | Iowa | Fair | 1967 | 13.1 m | 167 |
| SMALL STREAM | Iowa | Fair | 1966 | 9.8 m | 167 |
| LOST WATER CREEK | Iowa | Fair | 1964 | 8.8 m | 167 |
| BEAVER CREEK | Iowa | Good | 2021 | 18.3 m | 167 |
| DEER CREEK | Iowa | Good | 1999 | 35.7 m | 167 |
| UNNAMED CREEK | Iowa | Fair | 1929 | 22.6 m | 167 |
| MILL CREEK | Iowa | Good | 2021 | 7.6 m | 166 |
| MUD CREEK | Iowa | Good | 1996 | 39.0 m | 166 |
| CHERRY CREEK | Iowa | Fair | 1980 | 39.0 m | 166 |
| MICHAEL CREEK | Iowa | Good | 1976 | 6.4 m | 166 |
| STREAM | Iowa | Good | 1978 | 16.8 m | 166 |
| DRAINAGE | Iowa | Fair | 1983 | 9.1 m | 165 |
| DRAINAGE | Iowa | Good | 2017 | 57.6 m | 165 |
| STREAM RUSH LAKE OUTLET | Iowa | Good | 2004 | 9.4 m | 164 |
| MUD CREEK TRIBUTARY | Iowa | Poor | 1962 | 7.6 m | 162 |
| TURKEY CREEK TRIBUTARY | Iowa | Fair | 1997 | 7.6 m | 162 |
| CREEK | Iowa | Fair | 1980 | 6.4 m | 161 |
| N CHEQUEST LAKE CR | Iowa | Poor | 1958 | 39.3 m | 161 |
| SOUTH FORK LONG CREEK | Iowa | Good | 2009 | 39.3 m | 161 |
| W FK W NISHNABOTNA RIVER | Iowa | Good | 1997 | 48.8 m | 161 |
| BIG BEAR CREEK | Iowa | Poor | 1951 | 46.3 m | 161 |
| CAMP CREEK | Iowa | Fair | 1954 | 21.3 m | 161 |
| WALNUT CREEK | Iowa | Poor | 1955 | 46.6 m | 160 |
| W BR WAPSIPINICON CREEK | Iowa | Good | 2009 | 31.4 m | 160 |
| CREEK | Iowa | Fair | 1957 | 8.2 m | 160 |
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.