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 1957 11 13.4 m
LOTTS CREEK Iowa 1940 11 17.7 m
SMALL STREAM Iowa 1951 11 6.4 m
DD Iowa 1959 11 7.6 m
WALNUT CREEK Iowa 1964 11 24.7 m
STREAM Iowa 1975 11 10.4 m
CROOKED CREEK Iowa 1950 11 25.9 m
STREAM Iowa 1943 11 10.1 m
STREAM Iowa 1957 11 7.6 m
STREAM Iowa 1958 11 9.8 m
SMALL STREAM Iowa 1924 11 26.2 m
STREAM Iowa 1932 11 9.1 m
SMALL STREAM Iowa 1953 11 8.8 m
SMALL STREAM Iowa 1916 11 7.3 m
SMALL STREAM Iowa 1950 11 22.6 m
KEG CREEK Iowa 1969 11 25.0 m
SMALL STREAM Iowa 1938 11 22.9 m
SMALL Iowa 1965 11 10.7 m
SKUNK RIVER Iowa 1876 11 49.7 m
SALT CREEK Iowa 1982 11 43.9 m
BRANCH IOWA RIVER Iowa 1983 11 9.8 m
RICHLAND CREEK Iowa 1991 11 24.4 m
BRANCH OF RICHLAND CREEK Iowa 1988 11 12.5 m
WOLF CREEK Iowa 1895 11 36.6 m
FOUR MILE CREEK Iowa 1988 11 8.2 m
PLATTE DRAINAGE DITCH Iowa 1964 11 60.4 m
PIKE RUN Iowa 1976 11 29.6 m
HONEY CREEK Iowa 1958 11 25.0 m
SMALL Iowa 1979 11 26.8 m
SMALL STREAM Iowa 1974 11 21.0 m
BRANCH OF EAST 102 RIVER Iowa 1953 11 9.8 m
WEST BRANCH 102 Iowa 1971 11 35.4 m
MIDDLE 102 RIVER Iowa 1949 11 27.4 m
CREEK Iowa 1953 11 9.8 m
MIDDLE 102 RIVER Iowa 1972 11 29.3 m
WEST 102 RIVER Iowa 1965 11 25.9 m
WEST 102 RIVER Iowa 1955 11 30.5 m
STREAM Iowa 1900 11 9.8 m
STREAM Iowa 1992 11 24.4 m
N BUFFALO CREEK Iowa 1949 11 18.9 m
SMALL STREAM Iowa 1990 11 11.9 m
BRANCH EAST PLATTE Iowa 1978 11 12.2 m
MIDDLE PLATTE RIVER Iowa 1970 11 28.0 m
PLATTE RIVER Iowa 1989 11 15.9 m
SMALL STREAM Iowa 1964 11 25.6 m
SMALL STREAM Iowa 1980 11 7.0 m
CREEK Iowa 1959 11 15.5 m
CREEK Iowa 1967 11 8.8 m
COATES CR Iowa 1959 11 15.5 m
CREEK Iowa 1964 11 18.0 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.