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 |
|---|---|---|---|---|---|
| SPRING CREEK | Iowa | 1954 | 88 | 21.3 m | |
| BOHEMIAN CREEK | Iowa | 1922 | 88 | 22.9 m | |
| LITTLE WAPSIPINICON RVR | Iowa | 1980 | 88 | 56.1 m | |
| BOHEMIAN CREEK | Iowa | 1962 | 88 | 17.7 m | |
| CREEK | Iowa | 1976 | 88 | 14.6 m | |
| MINOR CREEK | Iowa | 1970 | 88 | 22.9 m | |
| BUFFALO CREEK | Iowa | 1940 | 88 | 59.1 m | |
| SOUTH TIMBER CREEK | Iowa | 1942 | 88 | 32.0 m | |
| OTTER CREEK | Iowa | 1969 | 88 | 25.3 m | |
| LUTES CREEK | Iowa | 1938 | 82 | 19.5 m | |
| BRANCH N SKUNK RIVER | Iowa | 1910 | 82 | 9.8 m | |
| DRAINAGE DITCH | Iowa | 1928 | 82 | 7.9 m | |
| LINDNER CREEK | Iowa | 1965 | 82 | 13.4 m | |
| SEVEN MILE CREEK | Iowa | 1980 | 82 | 24.7 m | |
| BR CARRUTHERS CREEK | Iowa | 1957 | 82 | 23.2 m | |
| LUTES CREEK | Iowa | 1937 | 82 | 19.5 m | |
| MILL BRANCH | Iowa | 1920 | 82 | 15.9 m | |
| SMALL STREAM | Iowa | 1975 | 82 | 7.6 m | |
| CREEK | Iowa | 1969 | 82 | 9.4 m | |
| BRANCH CRANE CREEK | Iowa | 1970 | 82 | 8.2 m | |
| PURCELL CREEK | Iowa | 1980 | 81 | 9.7 m | |
| CAMP CREEK | Iowa | 1930 | 81 | 25.3 m | |
| SOUTH LIZARD CREEK | Iowa | 1956 | 81 | 38.7 m | |
| PRAIRIE CREEK | Iowa | 1979 | 81 | 38.6 m | |
| DEER CREEK | Iowa | 1925 | 81 | 12.5 m | |
| SMALL STREAM | Iowa | 1966 | 80 | 13.7 m | |
| LITTLE CREEK | Iowa | 1917 | 80 | 8.8 m | |
| S COAL CREEK | Iowa | 1951 | 80 | 19.5 m | |
| SUGAR CR | Iowa | 1963 | 80 | 9.7 m | |
| STREAM | Iowa | 1950 | 80 | 13.1 m | |
| STREAM | Iowa | 1966 | 80 | 9.1 m | |
| OLIVE BRANCH CREEK | Iowa | 1956 | 80 | 10.7 m | |
| LITTLE BEAR CREEK | Iowa | 1970 | 80 | 14.9 m | |
| S FORK MAQUOKETA RIVER | Iowa | 1982 | 80 | 52.1 m | |
| DES MOINES RIVER | Iowa | 1909 | 80 | 214.3 m | |
| AVERY CREEK | Iowa | 1958 | 80 | 39.3 m | |
| TRIBUTARY BEAVER CREEK | Iowa | 1962 | 80 | 31.1 m | |
| PINE CR | Iowa | 1960 | 80 | 31.1 m | |
| SMALL STREAM | Iowa | 1974 | 80 | 13.1 m | |
| STREAM | Iowa | 1966 | 80 | 7.3 m | |
| WEST BRANCH MUD CREEK | Iowa | 1960 | 80 | 15.9 m | |
| STREAM | Iowa | 1915 | 80 | 8.2 m | |
| WOLF CREEK | Iowa | 1968 | 80 | 39.3 m | |
| CLEAR CREEK | Iowa | 1930 | 80 | 19.8 m | |
| BOHEMIAN CREEK | Iowa | 1959 | 80 | 10.4 m | |
| NORTH FORK CLEAR CREEK | Iowa | 1963 | 80 | 25.0 m | |
| AVERY CREEK | Iowa | 1970 | 80 | 22.3 m | |
| LITTLE WAPSIPINICON | Iowa | 1950 | 80 | 10.4 m | |
| DRAINAGE DITCH 36 | Iowa | 1968 | 80 | 9.1 m | |
| SMALL | Iowa | 1980 | 80 | 13.1 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.