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.

Clear
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.