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
STREAM Iowa 1934 34 13.1 m
STREAM Iowa 1975 34 6.1 m
OLD MANS CREEK Iowa 1975 34 15.9 m
BRUSH CREEK Iowa 1981 34 23.2 m
SMALL CREEK Iowa 1940 34 7.6 m
STREAM Iowa 1963 34 9.8 m
BIG CEDAR RIVER Iowa 1991 34 37.2 m
BR.WALNUT CREEK Iowa 1950 34 7.6 m
DRAINAGE Iowa 1939 34 9.8 m
COAL CREEK Iowa 1967 34 13.7 m
S FORK ENGLISH RIVER Iowa 1953 34 46.6 m
SMALL STREAM Iowa 1962 34 17.4 m
SMALL Iowa 1978 34 17.4 m
E FORK DES MOINES RIVER Iowa 1900 34 31.1 m
EAST BR INDIAN CREEK Iowa 1900 34 25.3 m
MORGAN CREEK Iowa 1987 34 15.5 m
SMALL STREAM Iowa 1905 34 13.7 m
BR WOLF CREEK Iowa 1953 33 17.7 m
EAST NODAWAY RIVER Iowa 1930 33 48.5 m
LITTLE CEDAR RIVER Iowa 1908 33 23.5 m
BRANCH OF SALT CREEK Iowa 1983 33 12.2 m
WAPSIPINICON RIVER Iowa 1945 33 41.8 m
EAST BRANCH SALT CREEK Iowa 1937 33 13.1 m
BASKINS CREEK Iowa 1961 33 11.0 m
STREAM Iowa 1964 33 13.1 m
BRANCH IOWA RIVER Iowa 1913 33 9.8 m
SMALL Iowa 1984 33 7.9 m
CREEK Iowa 1978 33 7.3 m
TROUT CREEK Iowa 1915 33 9.1 m
RICHLAND CREEK Iowa 1956 33 32.3 m
UNAMED CR Iowa 1923 33 7.9 m
E BR BUFFALO CR Iowa 1962 33 22.9 m
ALEXANDER CR Iowa 1989 33 7.3 m
VOLGA RIVER Iowa 1940 33 23.2 m
UNAMED CREEK Iowa 1928 33 7.3 m
HAUGH CREEK Iowa 1920 33 16.2 m
VOLGA RIVER Iowa 1914 33 6.6 m
CLEAR WATER CREEK Iowa 1927 33 19.2 m
LITTLE WOLF CREEK Iowa 1976 33 9.8 m
BRANCH BLACK HAWK CREEK Iowa 1971 33 11.9 m
MOSQUITO CREEK Iowa 1983 33 8.5 m
BRANCH BLACKHAWK CREEK Iowa 1955 33 34.4 m
CREEK Iowa 1981 33 17.7 m
TURKEY RIVER Iowa 1959 33 33.8 m
LITTLE SIOUX Iowa 1920 31 25.3 m
OTTER CREEK Iowa 1967 31 20.1 m
BR WAPSIPINICON RIVER Iowa 1988 31 10.4 m
BR MEAD CREEK Iowa 1989 31 7.9 m
DRAINAGE DITCH Iowa 1970 31 9.8 m
BRANCH CRANE CREEK Iowa 1983 31 7.3 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.