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 |
|---|---|---|---|---|---|
| ELM CREEK | Iowa | 1956 | 45 | 13.7 m | |
| BEAR CREEK | Iowa | 1914 | 45 | 6.7 m | |
| STREAM | Iowa | 1952 | 45 | 39.3 m | |
| DRAINAGE | Iowa | 1997 | 45 | 24.4 m | |
| GRAYS CREEK | Iowa | 1951 | 45 | 18.3 m | |
| WATERWAY | Iowa | 1955 | 45 | 13.7 m | |
| SUGAR CREEK | Iowa | 1976 | 45 | 7.3 m | |
| DRAINAGE DITCH #2 | Iowa | 1900 | 45 | 7.0 m | |
| CREEK | Iowa | 1960 | 45 | 12.2 m | |
| M BR BUCKLEY CREEK | Iowa | 1950 | 45 | 13.4 m | |
| DD#16 | Iowa | 1924 | 45 | 6.7 m | |
| DRAINAGE | Iowa | 1951 | 45 | 13.4 m | |
| GREY CREEK | Iowa | 1920 | 45 | 16.2 m | |
| BEAR CREEK | Iowa | 1916 | 45 | 9.1 m | |
| FOUR MILE CREEK | Iowa | 1924 | 45 | 9.1 m | |
| D D #66 BR SO LIZARD CK | Iowa | 1970 | 45 | 7.9 m | |
| WHITE BREAST CREEK | Iowa | 1975 | 45 | 17.1 m | |
| STREAM | Iowa | 1953 | 45 | 10.7 m | |
| INDIAN CREEK | Iowa | 1916 | 45 | 37.5 m | |
| S CHEQUEST LAKE CREEK | Iowa | 1953 | 45 | 38.1 m | |
| DEER CREEK | Iowa | 1925 | 45 | 11.9 m | |
| GRAND RIVER | Iowa | 1962 | 45 | 92.1 m | |
| DRAINAGE | Iowa | 1950 | 45 | 13.1 m | |
| STREAM | Iowa | 1949 | 45 | 21.9 m | |
| STREAM | Iowa | 1961 | 45 | 13.7 m | |
| GRANGER CREEK | Iowa | 1925 | 45 | 38.7 m | |
| WALNUT CREEK | Iowa | 1955 | 45 | 25.0 m | |
| STREAM | Iowa | 1961 | 45 | 28.0 m | |
| DUTCH CREEK | Iowa | 1956 | 45 | 10.7 m | |
| TRIB DES MOINES RIVER | Iowa | 1920 | 45 | 13.1 m | |
| DRAINAGE | Iowa | 1981 | 45 | 13.1 m | |
| SUGAR CREEK | Iowa | 1933 | 45 | 17.7 m | |
| MONONA HARRISON DD | Iowa | 1959 | 45 | 55.5 m | |
| WEST FORK DD | Iowa | 1961 | 45 | 51.5 m | |
| JONES CREEK | Iowa | 1938 | 45 | 11.0 m | |
| OTTER CREEK | Iowa | 1968 | 45 | 17.4 m | |
| STREAM | Iowa | 1965 | 45 | 9.8 m | |
| MIDDLE RACOON | Iowa | 1958 | 45 | 61.3 m | |
| MASON CREEK | Iowa | 1987 | 45 | 12.2 m | |
| SMALL STREAM | Iowa | 1927 | 45 | 6.4 m | |
| WEST NODAWAY RIVER | Iowa | 1940 | 45 | 62.2 m | |
| IOWAY CREEK | Iowa | 1917 | 45 | 19.8 m | |
| NO NAME CREEK | Iowa | 1954 | 45 | 17.4 m | |
| RACCOON RIVER | Iowa | 1921 | 45 | 56.1 m | |
| SMALL CREEK | Iowa | 1955 | 45 | 13.1 m | |
| SMALL STREAM | Iowa | 1972 | 45 | 13.4 m | |
| DEER CREEK | Iowa | 1977 | 45 | 10.7 m | |
| WILLOW CREEK | Iowa | 1940 | 45 | 45.1 m | |
| DRAINAGE | Iowa | 1948 | 45 | 10.1 m | |
| STREAM | Iowa | 1953 | 45 | 17.7 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.