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 | 1934 | 34 | 13.1 m | |
| STREAM | Iowa | 1975 | 34 | 6.1 m | |
| OLD MANS CREEK | Iowa | 1975 | 34 | 15.9 m | |
| BRUSH CREEK | Iowa | 1981 | 34 | 23.2 m | |
| SMALL CREEK | Iowa | 1940 | 34 | 7.6 m | |
| STREAM | Iowa | 1963 | 34 | 9.8 m | |
| BIG CEDAR RIVER | Iowa | 1991 | 34 | 37.2 m | |
| BR.WALNUT CREEK | Iowa | 1950 | 34 | 7.6 m | |
| DRAINAGE | Iowa | 1939 | 34 | 9.8 m | |
| COAL CREEK | Iowa | 1967 | 34 | 13.7 m | |
| S FORK ENGLISH RIVER | Iowa | 1953 | 34 | 46.6 m | |
| SMALL STREAM | Iowa | 1962 | 34 | 17.4 m | |
| SMALL | Iowa | 1978 | 34 | 17.4 m | |
| E FORK DES MOINES RIVER | Iowa | 1900 | 34 | 31.1 m | |
| EAST BR INDIAN CREEK | Iowa | 1900 | 34 | 25.3 m | |
| MORGAN CREEK | Iowa | 1987 | 34 | 15.5 m | |
| SMALL STREAM | Iowa | 1905 | 34 | 13.7 m | |
| BR WOLF CREEK | Iowa | 1953 | 33 | 17.7 m | |
| EAST NODAWAY RIVER | Iowa | 1930 | 33 | 48.5 m | |
| LITTLE CEDAR RIVER | Iowa | 1908 | 33 | 23.5 m | |
| BRANCH OF SALT CREEK | Iowa | 1983 | 33 | 12.2 m | |
| WAPSIPINICON RIVER | Iowa | 1945 | 33 | 41.8 m | |
| EAST BRANCH SALT CREEK | Iowa | 1937 | 33 | 13.1 m | |
| BASKINS CREEK | Iowa | 1961 | 33 | 11.0 m | |
| STREAM | Iowa | 1964 | 33 | 13.1 m | |
| BRANCH IOWA RIVER | Iowa | 1913 | 33 | 9.8 m | |
| SMALL | Iowa | 1984 | 33 | 7.9 m | |
| CREEK | Iowa | 1978 | 33 | 7.3 m | |
| TROUT CREEK | Iowa | 1915 | 33 | 9.1 m | |
| RICHLAND CREEK | Iowa | 1956 | 33 | 32.3 m | |
| UNAMED CR | Iowa | 1923 | 33 | 7.9 m | |
| E BR BUFFALO CR | Iowa | 1962 | 33 | 22.9 m | |
| ALEXANDER CR | Iowa | 1989 | 33 | 7.3 m | |
| VOLGA RIVER | Iowa | 1940 | 33 | 23.2 m | |
| UNAMED CREEK | Iowa | 1928 | 33 | 7.3 m | |
| HAUGH CREEK | Iowa | 1920 | 33 | 16.2 m | |
| VOLGA RIVER | Iowa | 1914 | 33 | 6.6 m | |
| CLEAR WATER CREEK | Iowa | 1927 | 33 | 19.2 m | |
| LITTLE WOLF CREEK | Iowa | 1976 | 33 | 9.8 m | |
| BRANCH BLACK HAWK CREEK | Iowa | 1971 | 33 | 11.9 m | |
| MOSQUITO CREEK | Iowa | 1983 | 33 | 8.5 m | |
| BRANCH BLACKHAWK CREEK | Iowa | 1955 | 33 | 34.4 m | |
| CREEK | Iowa | 1981 | 33 | 17.7 m | |
| TURKEY RIVER | Iowa | 1959 | 33 | 33.8 m | |
| LITTLE SIOUX | Iowa | 1920 | 31 | 25.3 m | |
| OTTER CREEK | Iowa | 1967 | 31 | 20.1 m | |
| BR WAPSIPINICON RIVER | Iowa | 1988 | 31 | 10.4 m | |
| BR MEAD CREEK | Iowa | 1989 | 31 | 7.9 m | |
| DRAINAGE DITCH | Iowa | 1970 | 31 | 9.8 m | |
| BRANCH CRANE CREEK | Iowa | 1983 | 31 | 7.3 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.