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 1951 70 37.5 m
CREEK Iowa 1900 70 8.8 m
SLATER CREEK Iowa 1927 70 10.1 m
VOLGA RIVER Iowa 1953 70 17.4 m
UNNAMED CR Iowa 1953 70 9.1 m
PATTERSON CREEK Iowa 1938 69 22.3 m
DEVILS RUN CREEK Iowa 1940 69 8.2 m
POYNER CREEK Iowa 1977 69 25.0 m
CRANE CREEK Iowa 1960 69 55.5 m
ALEXANDER CREEK Iowa 1950 69 19.3 m
BURNETT CREEK Iowa 1921 69 7.6 m
CREEK Iowa 1960 69 10.7 m
SMALL STREAM Iowa 1972 69 7.6 m
STREAM Iowa 1892 69 55.8 m
UNNAMED CREEK Iowa 1962 69 10.4 m
DD 100 131 93 Iowa 1967 63 7.7 m
BEAR CREEK Iowa 1914 63 9.4 m
CRANE CREEK Iowa 1920 63 10.4 m
DRISCALL CREEK Iowa 1958 63 7.3 m
STREAM Iowa 1940 62 7.3 m
CREEK Iowa 1980 62 6.4 m
ROCK RIVER Iowa 1900 62 58.5 m
LIZARD CREEK Iowa 1900 62 23.8 m
MIDDLE AVERY CREEK Iowa 1968 62 38.1 m
BRANCH DES MOINES RIVER Iowa 1930 62 14.0 m
PINNEY CREEK Iowa 1900 62 9.1 m
ELKHORN CREEK Iowa 1973 62 18.3 m
MOON CREEK Iowa 1900 62 6.7 m
TWELVE MILE CREEK Iowa 1979 62 23.8 m
GINGER CREEK Iowa 1952 62 9.8 m
NICHOLS CR Iowa 1947 62 16.2 m
CHERRY CREEK Iowa 1979 62 13.1 m
BR WHITEBREAST CREEK Iowa 1966 62 29.3 m
BRANCH SKUNK RIVER Iowa 1970 62 12.5 m
SMALL STREAM Iowa 1918 62 7.9 m
LITTLE ROCK RIVER Iowa 1900 62 36.6 m
OVER IMRL RR Iowa 1970 62 44.2 m
STREAM Iowa 1958 62 7.6 m
WOLF CREEK Iowa 1965 62 21.0 m
SMALL STREAM Iowa 1986 62 19.2 m
TURKEY CREEK Iowa 1974 62 31.1 m
SMALL STREAM Iowa 1900 62 9.4 m
BOONE RIVER Iowa 1902 62 56.7 m
ROCK CR Iowa 1942 62 10.4 m
TURNER CREEK Iowa 1928 62 6.7 m
INDIAN CREEK Iowa 1969 62 9.1 m
CREEK Iowa 1990 62 11.0 m
SLATER CREEK Iowa 1999 62 8.5 m
REEDS CR Iowa 1959 62 12.8 m
TRIB OF DES MOINES RIVER Iowa 1954 62 8.2 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.