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 | 1969 | 91 | 25.9 m | |
| SMALL STREAM | Iowa | 1949 | 91 | 17.7 m | |
| SMALL | Iowa | 1980 | 91 | 13.1 m | |
| WILLOW CREEK | Iowa | 1941 | 91 | 19.8 m | |
| CREEK | Iowa | 1978 | 91 | 11.3 m | |
| WAPSIPINICON | Iowa | 1956 | 91 | 93.6 m | |
| SPRING BRANCH CREEK | Iowa | 1961 | 91 | 14.0 m | |
| SMALL | Iowa | 1979 | 91 | 9.4 m | |
| BIG HOLLOW CREEK | Iowa | 1956 | 90 | 17.1 m | |
| SNIPE CREEK | Iowa | 1927 | 90 | 25.6 m | |
| STREAM | Iowa | 1927 | 90 | 18.0 m | |
| MORGAN CREEK | Iowa | 1964 | 90 | 7.3 m | |
| STREAM | Iowa | 1981 | 90 | 18.3 m | |
| CREEK | Iowa | 1951 | 90 | 16.5 m | |
| PRAIRIE CK | Iowa | 1971 | 90 | 12.2 m | |
| BR ROCK CK | Iowa | 1973 | 90 | 7.3 m | |
| DRY RUN CREEK | Iowa | 1937 | 90 | 9.8 m | |
| BIG CREEK | Iowa | 1900 | 90 | 7.6 m | |
| BLOOD RUN CREEK | Iowa | 1900 | 90 | 14.6 m | |
| PRAIRIE CREEK D D #1 | Iowa | 1978 | 90 | 7.6 m | |
| DRAINAGE | Iowa | 1940 | 90 | 11.0 m | |
| SMALL | Iowa | 1979 | 90 | 7.6 m | |
| CHARITON RIVER | Iowa | 1958 | 90 | 54.3 m | |
| SMALL | Iowa | 1979 | 90 | 7.9 m | |
| VILLAGE CREEK | Iowa | 1989 | 90 | 26.5 m | |
| BR TO WHITEBREAST CREEK | Iowa | 1958 | 90 | 29.6 m | |
| E BR WAPSINONOC CR | Iowa | 1975 | 90 | 12.2 m | |
| YANKEE RUN | Iowa | 1995 | 90 | 7.3 m | |
| PAINTER CREEK | Iowa | 1951 | 90 | 19.5 m | |
| MONK CREEK | Iowa | 1934 | 90 | 20.7 m | |
| CREEK | Iowa | 1934 | 90 | 10.4 m | |
| DRAINAGE | Iowa | 1951 | 90 | 7.6 m | |
| SPRING CREEK | Iowa | 1964 | 90 | 13.1 m | |
| NORTH RIVER | Iowa | 1949 | 89 | 68.9 m | |
| STREAM | Iowa | 1949 | 89 | 29.0 m | |
| LITTLE TARKIO TRIB | Iowa | 1964 | 89 | 9.4 m | |
| WILLOW RIVER | Iowa | 1900 | 89 | 58.2 m | |
| FOUR MILE CREEK | Iowa | 1941 | 89 | 46.3 m | |
| BOYER RIVER | Iowa | 1940 | 89 | 49.4 m | |
| STREAM | Iowa | 1978 | 89 | 12.8 m | |
| WATERWAY | Iowa | 1900 | 89 | 16.2 m | |
| DRAINAGE | Iowa | 1940 | 89 | 19.5 m | |
| WILLOW CREEK | Iowa | 1953 | 89 | 23.5 m | |
| SMALL STREAM | Iowa | 1954 | 89 | 9.8 m | |
| SOUTH WEST CREEK | Iowa | 1978 | 89 | 13.4 m | |
| BOHEMIAN CREEK | Iowa | 1922 | 88 | 22.9 m | |
| OTTER CREEK | Iowa | 1969 | 88 | 25.3 m | |
| MINOR CREEK | Iowa | 1970 | 88 | 22.9 m | |
| CREEK | Iowa | 1900 | 88 | 6.7 m | |
| SUGAR CREEK | Iowa | 1900 | 88 | 13.4 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.