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 |
|---|---|---|---|---|---|
| CREEK | Iowa | 1956 | 60 | 9.1 m | |
| BRANCH WEST CREEK | Iowa | 1980 | 60 | 7.9 m | |
| BEAVER CREEK | Iowa | 2004 | 60 | 35.4 m | |
| CREEK | Iowa | 1980 | 60 | 7.9 m | |
| STREAM | Iowa | 1954 | 60 | 6.1 m | |
| TRIB. TO TROUBLESOME | Iowa | 1920 | 60 | 7.0 m | |
| STREAM | Iowa | 1967 | 60 | 9.4 m | |
| W FORK GRAND RIVER | Iowa | 1950 | 60 | 45.1 m | |
| DRAINAGE | Iowa | 1960 | 60 | 10.1 m | |
| GREYS CREEK | Iowa | 1965 | 60 | 7.9 m | |
| STREAM | Iowa | 1952 | 60 | 17.4 m | |
| DEEP CREEK | Iowa | 1958 | 60 | 36.6 m | |
| WILLOW CREEK | Iowa | 1941 | 60 | 7.0 m | |
| MIDDLE MINERVA CREEK | Iowa | 1953 | 60 | 18.9 m | |
| N WYACONDAH CREEK | Iowa | 1940 | 60 | 11.6 m | |
| WEST BR INDIAN CREEK | Iowa | 1938 | 60 | 24.7 m | |
| STREAM | Iowa | 1957 | 60 | 13.1 m | |
| SMALL STREAM | Iowa | 1954 | 60 | 61.0 m | |
| WOLF CREEK | Iowa | 1976 | 60 | 7.9 m | |
| DAUGHERTY CREEK | Iowa | 1953 | 60 | 12.2 m | |
| STREAM | Iowa | 1940 | 60 | 7.3 m | |
| POT HOLE CREEK | Iowa | 1957 | 60 | 13.4 m | |
| STREAM | Iowa | 1957 | 60 | 17.4 m | |
| MUD CREEK | Iowa | 1960 | 60 | 39.0 m | |
| WILLOW CREEK | Iowa | 1946 | 60 | 16.2 m | |
| BRUSH CREEK | Iowa | 1980 | 60 | 22.3 m | |
| TRIB OF LITTLE RIVER | Iowa | 1969 | 60 | 24.4 m | |
| BALLARD CREEK | Iowa | 1920 | 60 | 10.4 m | |
| LITTLE TARKIO TRIB | Iowa | 1947 | 60 | 11.6 m | |
| BEAR CREEK | Iowa | 1950 | 60 | 36.9 m | |
| DD #13 | Iowa | 1971 | 60 | 6.7 m | |
| LONG CREEK | Iowa | 1950 | 60 | 37.2 m | |
| SMALL STREAM | Iowa | 1949 | 60 | 10.7 m | |
| COTTONWOOD DRAIN | Iowa | 1953 | 60 | 22.9 m | |
| E NISHNABOTNA RIVER | Iowa | 1958 | 60 | 91.4 m | |
| BROWN CR | Iowa | 1961 | 60 | 9.4 m | |
| SNAKE CREEK | Iowa | 1979 | 60 | 41.5 m | |
| JONES CREEK | Iowa | 1953 | 60 | 30.5 m | |
| TARKIO CREEK | Iowa | 1956 | 60 | 54.3 m | |
| JORDAN CREEK | Iowa | 1954 | 60 | 39.3 m | |
| SMALL CREEK | Iowa | 2000 | 60 | 6.1 m | |
| SMALL | Iowa | 1976 | 60 | 13.1 m | |
| STREAM | Iowa | 1920 | 60 | 8.8 m | |
| CEDAR CREEK | Iowa | 1952 | 60 | 92.4 m | |
| BRANCH IOWA RIVER | Iowa | 1988 | 60 | 12.2 m | |
| SILVER CREEK | Iowa | 1958 | 59 | 17.7 m | |
| TIMBER CREEK | Iowa | 1945 | 59 | 13.1 m | |
| SOUTH TIMBER CREEK | Iowa | 1954 | 59 | 37.5 m | |
| SMALL STREAM | Iowa | 1980 | 59 | 7.9 m | |
| CRANE CREEK | Iowa | 1955 | 59 | 53.3 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.