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 |
|---|---|---|---|---|---|
| ELLIOTT CREEK | Iowa | 1958 | 797 | 6.4 m | |
| OTTER CREEK | Iowa | 1931 | 797 | 11.6 m | |
| SOLDIER CREEK | Iowa | 1999 | 790 | 27.7 m | |
| SOAP CREEK | Iowa | 1970 | 790 | 47.2 m | |
| SMALL STREAM | Iowa | 1952 | 790 | 19.5 m | |
| NELSON CREEK | Iowa | 1966 | 789 | 24.4 m | |
| BR W PLATTE RIVER | Iowa | 1957 | 788 | 17.4 m | |
| JONES CREEK | Iowa | 1929 | 788 | 14.3 m | |
| DREYS DITCH | Iowa | 1920 | 787 | 9.1 m | |
| LITTLE WAPSIPINICON | Iowa | 1967 | 786 | 51.8 m | |
| IOWA RIVER OVERFLOW | Iowa | 1968 | 786 | 9.8 m | |
| IOWA RIVER OVERFLOW | Iowa | 1967 | 786 | 69.2 m | |
| IOWA RIVER | Iowa | 1968 | 786 | 153.9 m | |
| INDIAN CREEK | Iowa | 1986 | 780 | 17.4 m | |
| WOLF CREEK | Iowa | 1950 | 779 | 55.5 m | |
| DD | Iowa | 1971 | 776 | 20.7 m | |
| SMALL STREAM | Iowa | 1968 | 776 | 23.5 m | |
| BR BUFFALO CREEK | Iowa | 1962 | 776 | 7.6 m | |
| CRAIN CREEK | Iowa | 1965 | 776 | 38.7 m | |
| E NISHNA RIVER OVERFLOW | Iowa | 1957 | 771 | 77.1 m | |
| LITTLE BEAR CREEK | Iowa | 1977 | 770 | 31.4 m | |
| CHERRY CREEK | Iowa | 1970 | 770 | 46.6 m | |
| HAWKEYE CREEK | Iowa | 1938 | 770 | 37.2 m | |
| DES MOINES RIVER | Iowa | 1972 | 769 | 220.4 m | |
| PRAIRIE CREEK | Iowa | 1961 | 766 | 6.4 m | |
| DRAINAGE DITCH | Iowa | 1927 | 760 | 7.9 m | |
| SOUTH FORK CATFISH CREEK | Iowa | 1926 | 756 | 17.7 m | |
| RALSTON CREEK | Iowa | 1910 | 754 | 8.5 m | |
| WALNUT CREEK | Iowa | 1967 | 750 | 50.0 m | |
| STREAM | Iowa | 1924 | 750 | 10.7 m | |
| WAPSIPINICON RIVER | Iowa | 1965 | 750 | 195.7 m | |
| WALNUT CREEK | Iowa | 1951 | 750 | 55.8 m | |
| STREAM-D.D.196 | Iowa | 1900 | 748 | 9.8 m | |
| CASCADE LANDING | Iowa | 1896 | 743 | 141.4 m | |
| WHITE FOX CREEK | Iowa | 1963 | 742 | 13.1 m | |
| YANKEE RUN CREEK | Iowa | 1957 | 740 | 23.2 m | |
| LINN CREEK | Iowa | 1988 | 737 | 30.5 m | |
| SMALL NATURAL STREAM | Iowa | 1935 | 737 | 6.4 m | |
| W.FK GRAND RIVER | Iowa | 1935 | 737 | 65.2 m | |
| BOHEMIAN CREEK | Iowa | 1951 | 730 | 28.0 m | |
| BUCK CREEK | Iowa | 1976 | 727 | 31.4 m | |
| WAPSIPINICON RIVER | Iowa | 1976 | 727 | 110.0 m | |
| GLOVERS CREEK | Iowa | 1914 | 719 | 10.7 m | |
| BLUFF CREEK | Iowa | 1957 | 718 | 9.4 m | |
| OVERFLOW | Iowa | 1969 | 718 | 11.0 m | |
| BOHEMIAN CREEK | Iowa | 1951 | 717 | 28.0 m | |
| BR IOWA RIVER | Iowa | 1995 | 717 | 6.1 m | |
| SHORT CREEK | Iowa | 1968 | 717 | 31.1 m | |
| COMPETINE CREEK | Iowa | 1967 | 710 | 6.4 m | |
| MUD CREEK | Iowa | 1969 | 709 | 39.0 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.