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
TURKEY CR Iowa 1967 15 18.0 m
PLATTE BRANCH Iowa 1900 15 35.4 m
HONEY CREEK Iowa 1962 15 15.2 m
EAST 102 RIVER Iowa 1967 15 46.9 m
WEST 102 RIVER Iowa 1955 15 12.2 m
SMALL Iowa 1980 15 19.8 m
PLATTE BRANCH Iowa 1942 15 12.2 m
BRANCH NORTH RIVER Iowa 2000 15 13.7 m
DAUGHERTY CREEK Iowa 1977 15 15.2 m
WEST 102 RIVER Iowa 1968 15 48.8 m
EAST RIVER Iowa 1977 15 28.0 m
HONEY CREEK Iowa 1960 15 18.3 m
HONEY CREEK Iowa 1958 15 6.4 m
PLATTE BRANCH Iowa 1970 15 11.0 m
WEST 102 RIVER Iowa 1972 15 46.3 m
STREAM Iowa 1900 11 9.1 m
STREAM Iowa 1998 11 9.4 m
STREAM Iowa 1998 11 9.1 m
CREEK Iowa 1967 11 18.6 m
CREEK Iowa 1926 11 34.1 m
CREEK Iowa 1900 11 24.7 m
STREAM Iowa 1930 11 21.6 m
W ROCK CR Iowa 1918 11 7.9 m
SMALL Iowa 1980 11 18.9 m
BR PIONEER CR Iowa 1992 11 12.8 m
MAPLE RIVER Iowa 1921 11 20.7 m
MAPLE RIVER Iowa 1918 11 20.7 m
DD #10 Iowa 1958 11 13.7 m
EAST BRANCH IA RIVER Iowa 1958 11 13.7 m
IA RIVER Iowa 1965 11 29.6 m
KEG CREEK Iowa 1900 11 17.7 m
PIGEON CREEK Iowa 1960 11 32.3 m
SIX MILE CREEK Iowa 1930 11 34.7 m
ALLEN CREEK Iowa 1965 11 18.3 m
LITTLE PIGEON Iowa 1930 11 28.3 m
WILLOW RIVER Iowa 1930 11 50.6 m
ALLEN CREEK Iowa 1957 11 18.6 m
BRANCH BIG CREEK Iowa 1977 11 9.1 m
BRANCH BIG CREEK Iowa 1985 11 10.7 m
WILLIAMS CREEK Iowa 1966 11 12.5 m
WOLF CREEK Iowa 1895 11 36.6 m
SM STREAM Iowa 1934 11 9.1 m
PLATTE DRAINAGE DITCH Iowa 1964 11 60.4 m
HONEY CREEK Iowa 1958 11 25.0 m
SMALL STREAM Iowa 1917 11 9.8 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

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.