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 |
|---|---|---|---|---|---|
| TURKEY CR | Iowa | 1967 | 15 | 18.0 m | |
| PLATTE BRANCH | Iowa | 1900 | 15 | 35.4 m | |
| HONEY CREEK | Iowa | 1962 | 15 | 15.2 m | |
| EAST 102 RIVER | Iowa | 1967 | 15 | 46.9 m | |
| WEST 102 RIVER | Iowa | 1955 | 15 | 12.2 m | |
| SMALL | Iowa | 1980 | 15 | 19.8 m | |
| PLATTE BRANCH | Iowa | 1942 | 15 | 12.2 m | |
| BRANCH NORTH RIVER | Iowa | 2000 | 15 | 13.7 m | |
| DAUGHERTY CREEK | Iowa | 1977 | 15 | 15.2 m | |
| WEST 102 RIVER | Iowa | 1968 | 15 | 48.8 m | |
| EAST RIVER | Iowa | 1977 | 15 | 28.0 m | |
| HONEY CREEK | Iowa | 1960 | 15 | 18.3 m | |
| HONEY CREEK | Iowa | 1958 | 15 | 6.4 m | |
| PLATTE BRANCH | Iowa | 1970 | 15 | 11.0 m | |
| WEST 102 RIVER | Iowa | 1972 | 15 | 46.3 m | |
| STREAM | Iowa | 1900 | 11 | 9.1 m | |
| STREAM | Iowa | 1998 | 11 | 9.4 m | |
| STREAM | Iowa | 1998 | 11 | 9.1 m | |
| CREEK | Iowa | 1967 | 11 | 18.6 m | |
| CREEK | Iowa | 1926 | 11 | 34.1 m | |
| CREEK | Iowa | 1900 | 11 | 24.7 m | |
| STREAM | Iowa | 1930 | 11 | 21.6 m | |
| W ROCK CR | Iowa | 1918 | 11 | 7.9 m | |
| SMALL | Iowa | 1980 | 11 | 18.9 m | |
| BR PIONEER CR | Iowa | 1992 | 11 | 12.8 m | |
| MAPLE RIVER | Iowa | 1921 | 11 | 20.7 m | |
| MAPLE RIVER | Iowa | 1918 | 11 | 20.7 m | |
| DD #10 | Iowa | 1958 | 11 | 13.7 m | |
| EAST BRANCH IA RIVER | Iowa | 1958 | 11 | 13.7 m | |
| IA RIVER | Iowa | 1965 | 11 | 29.6 m | |
| KEG CREEK | Iowa | 1900 | 11 | 17.7 m | |
| PIGEON CREEK | Iowa | 1960 | 11 | 32.3 m | |
| SIX MILE CREEK | Iowa | 1930 | 11 | 34.7 m | |
| ALLEN CREEK | Iowa | 1965 | 11 | 18.3 m | |
| LITTLE PIGEON | Iowa | 1930 | 11 | 28.3 m | |
| WILLOW RIVER | Iowa | 1930 | 11 | 50.6 m | |
| ALLEN CREEK | Iowa | 1957 | 11 | 18.6 m | |
| BRANCH BIG CREEK | Iowa | 1977 | 11 | 9.1 m | |
| BRANCH BIG CREEK | Iowa | 1985 | 11 | 10.7 m | |
| WILLIAMS CREEK | Iowa | 1966 | 11 | 12.5 m | |
| WOLF CREEK | Iowa | 1895 | 11 | 36.6 m | |
| SM STREAM | Iowa | 1934 | 11 | 9.1 m | |
| PLATTE DRAINAGE DITCH | Iowa | 1964 | 11 | 60.4 m | |
| HONEY CREEK | Iowa | 1958 | 11 | 25.0 m | |
| SMALL STREAM | Iowa | 1917 | 11 | 9.8 m | |
| SMALL | Iowa | 1979 | 11 | 26.8 m | |
| SMALL STREAM | Iowa | 1974 | 11 | 21.0 m | |
| BRANCH OF EAST 102 RIVER | Iowa | 1953 | 11 | 9.8 m | |
| WEST BRANCH 102 | Iowa | 1971 | 11 | 35.4 m | |
| MIDDLE 102 RIVER | Iowa | 1949 | 11 | 27.4 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.