Poor Condition Bridges in Iowa
4,423 bridges rated Poor condition in Iowa. FHWA National Bridge Inventory.
Bridges Rated Poor Condition
A bridge is rated Poor when one or more of its major components (deck, superstructure, or substructure) has a condition rating of 4 or below on the FHWA 0-9 scale. Poor condition does not mean imminent danger of collapse, but indicates significant deterioration requiring priority maintenance or replacement. There are 4,423 such bridges in Iowa.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| STREAM | Iowa | 1900 | 10 | 7.6 m | |
| UNNAMED STREAM | Iowa | 1976 | 10 | 9.4 m | |
| SMALL STREAM | Iowa | 1987 | 10 | 11.9 m | |
| CREEK | Iowa | 1971 | 10 | 13.4 m | |
| CREEK | Iowa | 1973 | 10 | 7.6 m | |
| BRANCH ELK CREEK | Iowa | 1974 | 10 | 30.5 m | |
| PANTHER CREEK | Iowa | 1920 | 10 | 9.8 m | |
| SCHNEIDERS CREEK | Iowa | 1914 | 10 | 22.6 m | |
| YANKEE RUN CREEK | Iowa | 1968 | 10 | 38.7 m | |
| STREAM | Iowa | 1966 | 10 | 9.1 m | |
| SIDE DITCH | Iowa | 1963 | 10 | 12.5 m | |
| BUTTRICKS CREEK | Iowa | 1900 | 10 | 17.7 m | |
| DRAINAGE WAY | Iowa | 1945 | 10 | 7.0 m | |
| PICAYUNE CR | Iowa | 1915 | 10 | 9.1 m | |
| SIDE DITCH | Iowa | 1900 | 10 | 14.3 m | |
| BRANCH N SKUNK RIVER | Iowa | 1939 | 10 | 6.7 m | |
| DRAINAGE DITCH(SDB) | Iowa | 1920 | 10 | 6.4 m | |
| STREAM | Iowa | 1977 | 10 | 6.4 m | |
| STREAM | Iowa | 1984 | 10 | 7.9 m | |
| SMALL STREAM | Iowa | 1968 | 10 | 7.6 m | |
| SMALL STREAM | Iowa | 1942 | 10 | 7.3 m | |
| SIDE DITCH | Iowa | 1980 | 10 | 6.7 m | |
| SIDE DRAINAGE (SDB) | Iowa | 1976 | 10 | 9.4 m | |
| SM STREAM | Iowa | 1928 | 10 | 9.1 m | |
| STREAM (SDB) | Iowa | 1900 | 10 | 14.0 m | |
| SMALL STREAM | Iowa | 1961 | 10 | 13.4 m | |
| CAMP CREEK TRIBUTARY | Iowa | 1950 | 10 | 16.8 m | |
| STREAM (SDB) | Iowa | 1900 | 10 | 7.3 m | |
| STREAM (SDB) | Iowa | 1900 | 10 | 7.3 m | |
| DRAINAGE (SDB) | Iowa | 1990 | 10 | 9.8 m | |
| DRAINAGE (SDB) | Iowa | 1900 | 10 | 7.0 m | |
| DRAINAGE (SDB) | Iowa | 1900 | 10 | 7.6 m | |
| DRAINAGE (SDB) | Iowa | 1900 | 10 | 7.0 m | |
| SIDE DITCH BRIDGE | Iowa | 1948 | 10 | 8.2 m | |
| SIDE DITCH BRIDGE | Iowa | 1912 | 10 | 11.9 m | |
| SIDE DITCH | Iowa | 1983 | 10 | 10.1 m | |
| BRUSH CREEK | Iowa | 1946 | 10 | 11.1 m | |
| LONG CREEK | Iowa | 2003 | 10 | 9.8 m | |
| DRAINAGE | Iowa | 1930 | 9 | 20.1 m | |
| WEST FORK 102 RIVER | Iowa | 1958 | 5 | 28.3 m | |
| WEST FORK 102 RIVER | Iowa | 1984 | 5 | 15.5 m | |
| STREAM | Iowa | 1964 | 5 | 12.2 m | |
| LONG BRANCH | Iowa | 1960 | 5 | 18.0 m | |
| STREAM | Iowa | 1968 | 5 | 7.6 m | |
| STREAM | Iowa | 1962 | 5 | 9.8 m | |
| EAST NODAWAY RIVER | Iowa | 1900 | 5 | 24.4 m | |
| KEMP CREEK | Iowa | 1900 | 5 | 18.9 m | |
| MIDDLE NODAWAY RIVER | Iowa | 1930 | 5 | 68.6 m | |
| STREAM | Iowa | 1965 | 5 | 12.2 m | |
| STREAM | Iowa | 1960 | 5 | 9.1 m |
About Poor Condition Bridge Ratings
FHWA rates bridge components on a 0-9 scale. A rating of 4 or below on any major component (deck, superstructure, substructure) classifies the bridge as Poor condition. The bridge remains open to traffic but requires priority attention. Bridges rated 0-2 are immediately closed.