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
CREEK Iowa 1965 31 9.8 m
STREAM Iowa 1977 31 18.0 m
BRADLEY CR Iowa 1915 31 9.8 m
SOUTH FORK ENGLISH RIVER Iowa 1960 31 36.6 m
STREAM Iowa 1948 30 9.4 m
WALNUT CREEK Iowa 1925 30 21.9 m
DAVIDS CREEK Iowa 1970 30 54.0 m
DAVIDS CREEK Iowa 1964 30 31.1 m
SMALL Iowa 1977 30 7.9 m
STREAM Iowa 1954 30 12.8 m
CREEK Iowa 1964 30 30.2 m
CREEK Iowa 1941 30 14.3 m
STREAM Iowa 1965 30 12.2 m
TROUBLESOME CREEK Iowa 1979 30 28.7 m
WATERWAY Iowa 1958 30 9.8 m
MINERVA CR Iowa 1946 30 34.1 m
MOON CREEK Iowa 1952 30 23.5 m
BUCK CREEK Iowa 1900 30 39.0 m
BR LINN CR Iowa 1942 30 7.0 m
DEEP RIVER Iowa 1949 30 12.8 m
STREAM Iowa 1948 30 7.9 m
CREEK Iowa 1940 30 12.5 m
ROCK CREEK Iowa 1915 30 9.1 m
BUCK CREEK Iowa 1976 30 15.2 m
SMALL CREEK Iowa 1919 30 8.5 m
MAPLE RIVER Iowa 1919 30 20.7 m
DRAINAGE Iowa 1964 30 9.8 m
SOUTH ENGLISH RIVER Iowa 1990 30 10.7 m
LITTLE SOAP CREEK Iowa 1930 30 25.3 m
LONG DICK CREEK Iowa 1924 30 13.7 m
WOLF CREEK Iowa 1958 30 19.2 m
DRAINAGE DITCH Iowa 1923 30 15.2 m
DRAINAGE DITCH Iowa 1919 30 9.8 m
BRANCH OTTER CREEK Iowa 1970 30 12.2 m
MINERVA CREEK Iowa 1984 30 15.9 m
TIPTON CREEK Iowa 1984 30 21.3 m
HONEY CREEK Iowa 1988 30 18.0 m
FLANK CREEK Iowa 1965 30 9.8 m
FLANK CR Iowa 1955 30 16.8 m
NORTH ENGLISH RIVER Iowa 1983 30 12.5 m
MINERVA CR Iowa 1919 30 18.9 m
LINN CREEK Iowa 1919 30 10.1 m
BUCK CREEK Iowa 1974 30 7.6 m
BERRY BRANCH Iowa 1974 30 12.5 m
LYNN CREEK Iowa 1974 30 13.1 m
FELTERS BRANCH Iowa 1953 30 13.7 m
TURKEY RIVER Iowa 1986 30 9.8 m
VILLAGE CREEK Iowa 2000 30 18.3 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.