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 | 1900 | 35 | 23.8 m | |
| SMALL STREAM | Iowa | 1953 | 35 | 13.4 m | |
| FULTON TWP | Iowa | 1956 | 35 | 7.6 m | |
| WATERWAY | Iowa | 1900 | 35 | 8.8 m | |
| TURKEY CREEK | Iowa | 1900 | 35 | 42.7 m | |
| BUCK CREEK | Iowa | 1980 | 35 | 32.3 m | |
| INDIAN CREEK | Iowa | 1926 | 35 | 43.0 m | |
| MOSQUITO CREEK | Iowa | 1917 | 35 | 49.1 m | |
| ELKHORN CREEK (LITTLE) | Iowa | 1915 | 35 | 8.8 m | |
| W BR WAPSINONOC CR | Iowa | 1925 | 35 | 13.1 m | |
| W BR WAPSINONOC CREEK | Iowa | 1979 | 35 | 7.3 m | |
| LAMKIN CREEK | Iowa | 1945 | 35 | 11.6 m | |
| THREE MILE CREEK | Iowa | 1978 | 35 | 19.5 m | |
| SMALL CREEK | Iowa | 1986 | 35 | 6.4 m | |
| CREEK | Iowa | 1970 | 35 | 7.6 m | |
| W FK W NISHNABOTNA RIVER | Iowa | 1949 | 35 | 43.9 m | |
| WILLOW CREEK | Iowa | 1961 | 35 | 22.6 m | |
| LITTLE SOAP CREEK | Iowa | 1930 | 35 | 32.6 m | |
| PANTHER CREEK | Iowa | 1964 | 35 | 11.0 m | |
| FROG CREEK | Iowa | 1937 | 35 | 12.0 m | |
| ROCK CREEK | Iowa | 1956 | 35 | 25.0 m | |
| PAINTER CREEK | Iowa | 1958 | 35 | 24.1 m | |
| PAINTER CREEK | Iowa | 1947 | 35 | 12.2 m | |
| STREAM | Iowa | 1956 | 35 | 21.0 m | |
| WELDON RIVER | Iowa | 1955 | 35 | 21.0 m | |
| WOLF CREEK | Iowa | 1978 | 35 | 17.4 m | |
| DRAINAGE | Iowa | 1951 | 35 | 16.8 m | |
| N SKUNK RIVER | Iowa | 1960 | 35 | 61.6 m | |
| UNAMED CREEK | Iowa | 1970 | 35 | 7.9 m | |
| EAST BRANCH SALT CREEK | Iowa | 1940 | 35 | 12.8 m | |
| BEAVER CREEK | Iowa | 1954 | 35 | 12.8 m | |
| SMALL STREAM | Iowa | 1968 | 35 | 14.9 m | |
| CREEK | Iowa | 1956 | 35 | 16.2 m | |
| BEAVER CREEK | Iowa | 1985 | 35 | 11.0 m | |
| CREEK | Iowa | 1956 | 35 | 21.3 m | |
| SNIPE CREEK | Iowa | 1918 | 35 | 10.1 m | |
| SNIPE CREEK | Iowa | 1917 | 35 | 14.3 m | |
| CREEK | Iowa | 1996 | 35 | 12.2 m | |
| DRAINAGE DITCH | Iowa | 1950 | 35 | 10.4 m | |
| TIPTON CREEK | Iowa | 1989 | 35 | 28.0 m | |
| SMALL STREAM | Iowa | 1959 | 35 | 9.4 m | |
| CREEK | Iowa | 1917 | 35 | 10.1 m | |
| CREEK | Iowa | 1918 | 35 | 6.7 m | |
| BRANCH FISH CREEK | Iowa | 1974 | 35 | 16.8 m | |
| CROOKED CREEK | Iowa | 1956 | 35 | 28.0 m | |
| REEDS CREEK | Iowa | 1967 | 35 | 25.3 m | |
| SMALL STREAM | Iowa | 1974 | 35 | 10.4 m | |
| INDIAN CREEK | Iowa | 1918 | 35 | 25.3 m | |
| CREEK | Iowa | 1949 | 35 | 46.3 m | |
| DEER CREEK | Iowa | 1900 | 35 | 18.9 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.