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 |
|---|---|---|---|---|---|
| CRANE CREEK | Iowa | 1964 | 49 | 25.3 m | |
| QUARTER SECTION RUN CR | Iowa | 1992 | 49 | 9.8 m | |
| SMALL STREAM | Iowa | 1964 | 49 | 78.9 m | |
| KIBBE CREEK | Iowa | 1991 | 49 | 12.2 m | |
| UPPER IOWA RIVER | Iowa | 1900 | 49 | 59.7 m | |
| STREAM | Iowa | 1981 | 49 | 9.4 m | |
| LITTLE WAPSIPINICON RVR | Iowa | 1975 | 49 | 31.7 m | |
| PLUM CREEK | Iowa | 1900 | 49 | 8.5 m | |
| SMALL STREAM | Iowa | 1956 | 49 | 13.4 m | |
| NORTH BEAR CREEK | Iowa | 1900 | 49 | 9.1 m | |
| STREAM | Iowa | 1975 | 49 | 23.8 m | |
| UNAMED CR | Iowa | 1917 | 49 | 7.6 m | |
| CANOE CREEK | Iowa | 1908 | 49 | 46.9 m | |
| QUINN CR | Iowa | 1917 | 49 | 26.5 m | |
| UNNAMED CREEK | Iowa | 1916 | 49 | 21.0 m | |
| FLOOD CREEK | Iowa | 1900 | 49 | 28.3 m | |
| MAYNES CREEK | Iowa | 1955 | 49 | 59.1 m | |
| MAYNES CREEK | Iowa | 1952 | 49 | 53.6 m | |
| N SKUNK RIVER | Iowa | 1917 | 49 | 7.9 m | |
| WOLF CREEK | Iowa | 1978 | 49 | 11.9 m | |
| BRANCH BLACKHAWK CRK | Iowa | 1976 | 49 | 9.8 m | |
| IOWA RIVER | Iowa | 1952 | 49 | 99.1 m | |
| INDIAN CREEK | Iowa | 1940 | 49 | 8.2 m | |
| DRAINAGE | Iowa | 1930 | 48 | 36.6 m | |
| ELK CREEK | Iowa | 1976 | 48 | 12.5 m | |
| TURKEY RIVER | Iowa | 1987 | 48 | 7.9 m | |
| STREAM | Iowa | 1981 | 48 | 38.4 m | |
| HONEY CREEK | Iowa | 1925 | 47 | 25.6 m | |
| ELK CREEK | Iowa | 1962 | 47 | 13.1 m | |
| SMALL STREAM | Iowa | 1943 | 47 | 10.4 m | |
| PRAIRIE CREEK | Iowa | 1950 | 47 | 13.1 m | |
| LITTLE LICK CREEK | Iowa | 1972 | 47 | 19.2 m | |
| BRUSH CREEK | Iowa | 1977 | 47 | 11.0 m | |
| BRUSH CREEK | Iowa | 1917 | 47 | 16.5 m | |
| SPRING CREEK | Iowa | 1991 | 47 | 7.6 m | |
| CREEK | Iowa | 1953 | 47 | 14.3 m | |
| CREEK | Iowa | 1975 | 47 | 7.6 m | |
| SMALL | Iowa | 1983 | 47 | 7.6 m | |
| LITTLE TURKEY | Iowa | 1969 | 47 | 7.3 m | |
| MUD CREEK | Iowa | 1954 | 47 | 46.6 m | |
| LOCAL STREAM | Iowa | 1957 | 47 | 17.4 m | |
| PRAIRIE CREEK | Iowa | 1923 | 47 | 10.4 m | |
| CREEK | Iowa | 1900 | 47 | 7.6 m | |
| BR OF WHITEBREAST CREEK | Iowa | 1951 | 47 | 17.4 m | |
| BYERS BRANCH CREEK | Iowa | 1924 | 47 | 11.6 m | |
| CREEK | Iowa | 1918 | 47 | 9.8 m | |
| BURNETT CR | Iowa | 1979 | 47 | 6.1 m | |
| ARGO SLOUGH | Iowa | 1900 | 46 | 14.0 m | |
| CEDAR CREEK | Iowa | 1952 | 46 | 25.3 m | |
| SMALL STREAM | Iowa | 1900 | 46 | 6.1 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.