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
OLIVE BRANCH CREEK Iowa 1950 30 16.5 m
SMALL Iowa 1979 30 18.9 m
WATERWAY Iowa 1958 30 9.8 m
BUCK CREEK Iowa 1900 30 39.0 m
ROCK CREEK Iowa 1915 30 9.1 m
SMALL CREEK Iowa 1919 30 8.5 m
MAPLE RIVER Iowa 1919 30 20.7 m
CREEK Iowa 1918 30 8.2 m
SHORT CREEK Iowa 1967 30 24.7 m
NORTH TIMBER CREEK Iowa 1951 30 13.1 m
BIG INDIAN CREEK Iowa 1967 30 28.0 m
CREEK Iowa 1925 30 7.9 m
ROCK CR Iowa 1950 30 10.7 m
SOUTH ENGLISH RIVER Iowa 1990 30 10.7 m
MOON CREEK Iowa 1952 30 23.5 m
MAYNES CREEK Iowa 1955 30 54.0 m
MAYNES CR Iowa 1956 30 13.4 m
BUFFALO CREEK Iowa 1971 30 17.1 m
VILLAGE CREEK Iowa 2000 30 18.3 m
FARMERS DITCH Iowa 1900 30 33.8 m
W FK LITTLE SIOUX RIVER Iowa 1952 30 62.2 m
WOLF CREEK Iowa 1958 30 19.2 m
LITTLE BEAVER CREEK Iowa 1924 30 7.0 m
BRANCH OTTER CREEK Iowa 1970 30 12.2 m
BRANCH WOLF CREEK Iowa 1956 30 17.4 m
LINN CREEK Iowa 1919 30 10.1 m
FLANK CREEK Iowa 1965 30 9.8 m
BRANCH BLACK HAWK CREEK Iowa 1977 30 15.9 m
STREAM Iowa 1954 30 12.8 m
BUCK CREEK Iowa 1976 30 15.2 m
WOLF CREEK Iowa 1940 30 21.6 m
LONG DICK CREEK Iowa 1924 30 13.7 m
DRAINAGE DITCH Iowa 1923 30 15.2 m
DRAINAGE DITCH Iowa 1919 30 9.8 m
NORTH WALNUT CREEK Iowa 1955 30 13.7 m
NORTH WALNUT CREEK Iowa 1979 30 12.5 m
STREAM Iowa 1953 30 7.3 m
STREAM Iowa 1977 30 8.5 m
RATHBURN CREEK Iowa 1900 30 11.6 m
MINERVA CREEK Iowa 1984 30 15.9 m
BIG WHISKEY CREEK Iowa 1953 30 25.0 m
TIPTON CREEK Iowa 1984 30 21.3 m
BRUSHY CREEK Iowa 1900 30 6.4 m
HONEY CREEK Iowa 1988 30 18.0 m
WALKER CREEK Iowa 1983 30 11.0 m
BERRY BRANCH Iowa 1974 30 12.5 m
LYNN CREEK Iowa 1974 30 13.1 m
TURKEY RIVER Iowa 1986 30 9.8 m
NORTH TURKEY Iowa 1966 30 10.4 m
DM RIVER Iowa 1905 30 66.1 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.