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 |
|---|---|---|---|---|---|
| BROKEN KETTLE CREEK | Iowa | 1900 | 34 | 15.2 m | |
| PIONEER CREEK | Iowa | 1976 | 34 | 9.8 m | |
| CHARITON CREEK | Iowa | 1900 | 34 | 15.5 m | |
| STREAM | Iowa | 1976 | 34 | 7.3 m | |
| WEST CREEK | Iowa | 1966 | 34 | 17.7 m | |
| S FORK CLANTON CREEK | Iowa | 1978 | 34 | 33.8 m | |
| BOYER VALLEY | Iowa | 1925 | 34 | 28.3 m | |
| EAST SOLDIER RIVER | Iowa | 1957 | 34 | 43.0 m | |
| NORTH WYACONDAH CREEK | Iowa | 1914 | 34 | 15.2 m | |
| CREEK | Iowa | 1940 | 34 | 7.3 m | |
| SOAP CR | Iowa | 1958 | 34 | 61.0 m | |
| WOLF CREEK | Iowa | 1957 | 34 | 21.3 m | |
| SMALL | Iowa | 1978 | 34 | 17.4 m | |
| WEST MILL CREEK | Iowa | 1940 | 34 | 24.4 m | |
| BROWN CREEK | Iowa | 1972 | 34 | 17.4 m | |
| HUNTER CREEK | Iowa | 1998 | 34 | 14.6 m | |
| SMALL STREAM | Iowa | 1962 | 34 | 17.4 m | |
| SMALL STREAM | Iowa | 1990 | 34 | 7.0 m | |
| N BR VOLGA RIVER | Iowa | 1950 | 34 | 26.1 m | |
| JIM CREEK | Iowa | 1961 | 34 | 9.4 m | |
| HAMILTON-STORY 1 OPEN DD | Iowa | 1900 | 34 | 14.3 m | |
| LONG BRANCH | Iowa | 1978 | 34 | 12.5 m | |
| TRIB TO MIDDLE RIVER | Iowa | 1966 | 34 | 8.2 m | |
| MUDDY CREEK | Iowa | 1949 | 34 | 13.7 m | |
| ELK GROVE BRANCH | Iowa | 1985 | 34 | 15.2 m | |
| FROST CREEK | Iowa | 1959 | 34 | 30.8 m | |
| DRY BRANCH | Iowa | 1956 | 34 | 11.6 m | |
| STREAM | Iowa | 1957 | 34 | 7.3 m | |
| DRAINAGE DITCH | Iowa | 1920 | 34 | 12.8 m | |
| FARM CREEK | Iowa | 1959 | 34 | 63.1 m | |
| MINK CREEK | Iowa | 1953 | 34 | 31.1 m | |
| CREEK | Iowa | 1939 | 34 | 7.9 m | |
| MINK CREEK | Iowa | 1949 | 34 | 18.3 m | |
| CREEK | Iowa | 1960 | 34 | 38.4 m | |
| NORTH WALNUT CREEK | Iowa | 1951 | 34 | 12.8 m | |
| MOSQUITO CREEK | Iowa | 1940 | 34 | 45.7 m | |
| PIGEON CREEK | Iowa | 1951 | 34 | 39.0 m | |
| DRAINAGE DITCH | Iowa | 2013 | 34 | 7.5 m | |
| STREAM | Iowa | 1972 | 34 | 30.5 m | |
| MINK CREEK | Iowa | 1948 | 34 | 9.1 m | |
| SUGAR CREEK | Iowa | 1958 | 34 | 38.7 m | |
| DRAINAGE | Iowa | 1900 | 34 | 7.6 m | |
| DRAINAGE DITCH NO 69 | Iowa | 1981 | 34 | 17.7 m | |
| SMALL CREEK | Iowa | 1925 | 34 | 10.1 m | |
| STREAM | Iowa | 1963 | 34 | 9.8 m | |
| SOUTH TIMBER CREEK | Iowa | 1949 | 34 | 37.2 m | |
| COAL CREEK | Iowa | 1967 | 34 | 13.7 m | |
| NO NAME CREEK | Iowa | 1926 | 34 | 8.2 m | |
| S FORK ENGLISH RIVER | Iowa | 1953 | 34 | 46.6 m | |
| E FORK DES MOINES RIVER | Iowa | 1900 | 34 | 31.1 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.