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 |
|---|---|---|---|---|---|
| WILLIAMS CREEK | Iowa | 1970 | 5 | 12.2 m | |
| WILLIAMS CREEK | Iowa | 1963 | 5 | 16.8 m | |
| WILLIAMS CREEK | Iowa | 1964 | 5 | 25.3 m | |
| WILLIAMS CREEK | Iowa | 1968 | 5 | 12.2 m | |
| SIN CREEK | Iowa | 1964 | 5 | 12.2 m | |
| CLEAR CREEK | Iowa | 1915 | 5 | 21.9 m | |
| INDIAN CREEK | Iowa | 1900 | 5 | 8.5 m | |
| E NISHNABOTNA RIVER | Iowa | 1924 | 5 | 38.4 m | |
| CREEK | Iowa | 1950 | 5 | 13.3 m | |
| BR STEIN CK | Iowa | 1971 | 5 | 7.6 m | |
| BRANCH ROCK CREEK | Iowa | 1984 | 5 | 10.4 m | |
| BEAVER CREEK | Iowa | 1915 | 5 | 7.3 m | |
| MONTGOMERY CREEK | Iowa | 1915 | 5 | 7.0 m | |
| STREAM | Iowa | 1973 | 5 | 7.6 m | |
| COLD WATER CREEK | Iowa | 1905 | 5 | 23.8 m | |
| STREAM | Iowa | 1900 | 5 | 22.9 m | |
| DRAINAGE DITCH | Iowa | 1974 | 5 | 9.4 m | |
| W CEDAR CR. | Iowa | 1900 | 5 | 9.4 m | |
| WHISTLERS BRANCH | Iowa | 1983 | 5 | 12.2 m | |
| WATERWAY | Iowa | 1985 | 5 | 12.8 m | |
| STREAM | Iowa | 1981 | 5 | 31.7 m | |
| CLARKS CREEK | Iowa | 1966 | 5 | 21.6 m | |
| TURKEY CR | Iowa | 1900 | 5 | 29.9 m | |
| SMALL STREAM | Iowa | 1978 | 5 | 12.2 m | |
| CREEK | Iowa | 1961 | 5 | 20.4 m | |
| CREEK | Iowa | 2005 | 5 | 6.7 m | |
| WATERWAY | Iowa | 1995 | 5 | 15.2 m | |
| TROUBLESOME CREEK | Iowa | 1900 | 5 | 35.1 m | |
| LITTLE CAMP CREEK | Iowa | 1981 | 5 | 12.8 m | |
| MIDDLE BR WAPSININOC CR | Iowa | 1904 | 5 | 12.5 m | |
| MAPLE CREEK | Iowa | 1976 | 5 | 18.3 m | |
| PITCHER CREEK | Iowa | 1924 | 5 | 10.1 m | |
| ROCK CREEK | Iowa | 1917 | 5 | 13.1 m | |
| FIDDLE CREEK | Iowa | 1917 | 5 | 14.6 m | |
| WEST FORK LITTLE SIOUX | Iowa | 1917 | 5 | 9.1 m | |
| SPRING BRANCH CREEK | Iowa | 1980 | 5 | 23.8 m | |
| BR WHITE BREAST CREEK | Iowa | 1969 | 5 | 12.2 m | |
| EAST LONG CREEK | Iowa | 1900 | 5 | 18.3 m | |
| EAST LONG CREEK | Iowa | 1977 | 5 | 18.3 m | |
| SOUTH RIVER | Iowa | 1983 | 5 | 18.6 m | |
| DRAINAGE DITCH | Iowa | 1926 | 5 | 11.0 m | |
| STREAM | Iowa | 1913 | 5 | 15.9 m | |
| NORTH CEDAR CREEK | Iowa | 1913 | 5 | 10.4 m | |
| FABIUS CREEK | Iowa | 1977 | 5 | 6.1 m | |
| CARTERS CREEK | Iowa | 1958 | 5 | 12.8 m | |
| TRIB OF DICKENSON BRANCH | Iowa | 1967 | 5 | 25.6 m | |
| TRIB OF WELDON RIVER | Iowa | 1910 | 5 | 15.9 m | |
| SHANE CREEK | Iowa | 1967 | 5 | 12.2 m | |
| WELDON RIVER | Iowa | 1991 | 5 | 48.8 m | |
| E FORK OF DES MOINES | Iowa | 1895 | 5 | 25.0 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.