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 |
|---|---|---|---|---|---|
| NORTH TIMBER CREEK | Iowa | 1951 | 30 | 13.1 m | |
| BRANCH N TIMBER CREEK | Iowa | 1920 | 30 | 7.6 m | |
| BRUSH CREEK | Iowa | 1960 | 30 | 45.7 m | |
| MOON CREEK | Iowa | 1952 | 30 | 23.5 m | |
| DRAINAGE | Iowa | 1957 | 30 | 17.4 m | |
| SMALL STREAM | Iowa | 1978 | 30 | 12.8 m | |
| BEAR CREEK | Iowa | 1900 | 30 | 15.9 m | |
| SMALL STREAM | Iowa | 1952 | 30 | 7.3 m | |
| LIZARD CREEK | Iowa | 1954 | 30 | 11.3 m | |
| ROCK CR | Iowa | 1950 | 30 | 10.7 m | |
| RED ROCK CREEK | Iowa | 1926 | 30 | 10.1 m | |
| LITTLE CEDAR CREEK | Iowa | 1953 | 30 | 18.6 m | |
| CHERRY CREEK | Iowa | 1937 | 30 | 10.7 m | |
| CHERRY CREEK | Iowa | 1927 | 30 | 6.7 m | |
| BURR OAK CREEK | Iowa | 1950 | 30 | 6.1 m | |
| SMALL STREAM | Iowa | 1939 | 30 | 13.1 m | |
| EAST BRANCH LICK CREEK | Iowa | 1950 | 30 | 22.3 m | |
| STREAM | Iowa | 1900 | 30 | 10.7 m | |
| CREEK | Iowa | 1957 | 30 | 7.3 m | |
| STREAM | Iowa | 1952 | 30 | 12.8 m | |
| BR LINN CR | Iowa | 1942 | 30 | 7.0 m | |
| CROOKED CREEK | Iowa | 1952 | 30 | 13.7 m | |
| STREAM | Iowa | 1950 | 30 | 13.4 m | |
| STREAM | Iowa | 1972 | 30 | 12.2 m | |
| BUCK CREEK | Iowa | 1974 | 30 | 7.6 m | |
| STREAM | Iowa | 1971 | 30 | 9.8 m | |
| VILLAGE CREEK | Iowa | 2000 | 30 | 18.3 m | |
| LINN CREEK | Iowa | 1919 | 30 | 10.1 m | |
| LITTLE SOAP CREEK | Iowa | 1930 | 30 | 25.3 m | |
| E FORK DES MOINES RIVER | Iowa | 1980 | 30 | 38.7 m | |
| CREEK | Iowa | 1940 | 30 | 12.5 m | |
| SUGAR CREEK | Iowa | 1949 | 30 | 46.6 m | |
| BUCK CREEK | Iowa | 1976 | 30 | 15.2 m | |
| PICAYUNE CREEK | Iowa | 1934 | 30 | 10.4 m | |
| SUGAR CREEK | Iowa | 1929 | 30 | 10.4 m | |
| WEST BRANCH SUGAR CREEK | Iowa | 1934 | 30 | 10.4 m | |
| BRANCH OTTER CREEK | Iowa | 1970 | 30 | 12.2 m | |
| OTTER CREEK | Iowa | 1920 | 30 | 31.1 m | |
| PILOT CREEK | Iowa | 1976 | 30 | 16.8 m | |
| NORTH ENGLISH RIVER | Iowa | 1983 | 30 | 12.5 m | |
| FLANK CR | Iowa | 1955 | 30 | 16.8 m | |
| CARRUTHERS CREEK | Iowa | 1981 | 30 | 19.8 m | |
| DRAINAGE DITCH 36 | Iowa | 1980 | 30 | 13.4 m | |
| INDIAN CREEK | Iowa | 1956 | 30 | 18.6 m | |
| OTTER CREEK | Iowa | 1900 | 30 | 24.1 m | |
| OVER FLOW | Iowa | 1900 | 30 | 9.8 m | |
| FELTERS BRANCH | Iowa | 1953 | 30 | 13.7 m | |
| TAFT CREEK | Iowa | 1900 | 30 | 9.8 m | |
| STREAM | Iowa | 1953 | 30 | 7.3 m | |
| NORTH WALNUT CREEK | Iowa | 1955 | 30 | 13.7 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.