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 1900 35 23.8 m
SMALL STREAM Iowa 1953 35 13.4 m
FULTON TWP Iowa 1956 35 7.6 m
WATERWAY Iowa 1900 35 8.8 m
TURKEY CREEK Iowa 1900 35 42.7 m
BUCK CREEK Iowa 1980 35 32.3 m
INDIAN CREEK Iowa 1926 35 43.0 m
MOSQUITO CREEK Iowa 1917 35 49.1 m
ELKHORN CREEK (LITTLE) Iowa 1915 35 8.8 m
W BR WAPSINONOC CR Iowa 1925 35 13.1 m
W BR WAPSINONOC CREEK Iowa 1979 35 7.3 m
LAMKIN CREEK Iowa 1945 35 11.6 m
THREE MILE CREEK Iowa 1978 35 19.5 m
SMALL CREEK Iowa 1986 35 6.4 m
CREEK Iowa 1970 35 7.6 m
W FK W NISHNABOTNA RIVER Iowa 1949 35 43.9 m
WILLOW CREEK Iowa 1961 35 22.6 m
LITTLE SOAP CREEK Iowa 1930 35 32.6 m
PANTHER CREEK Iowa 1964 35 11.0 m
FROG CREEK Iowa 1937 35 12.0 m
ROCK CREEK Iowa 1956 35 25.0 m
PAINTER CREEK Iowa 1958 35 24.1 m
PAINTER CREEK Iowa 1947 35 12.2 m
STREAM Iowa 1956 35 21.0 m
WELDON RIVER Iowa 1955 35 21.0 m
WOLF CREEK Iowa 1978 35 17.4 m
DRAINAGE Iowa 1951 35 16.8 m
N SKUNK RIVER Iowa 1960 35 61.6 m
UNAMED CREEK Iowa 1970 35 7.9 m
EAST BRANCH SALT CREEK Iowa 1940 35 12.8 m
BEAVER CREEK Iowa 1954 35 12.8 m
SMALL STREAM Iowa 1968 35 14.9 m
CREEK Iowa 1956 35 16.2 m
BEAVER CREEK Iowa 1985 35 11.0 m
CREEK Iowa 1956 35 21.3 m
SNIPE CREEK Iowa 1918 35 10.1 m
SNIPE CREEK Iowa 1917 35 14.3 m
CREEK Iowa 1996 35 12.2 m
DRAINAGE DITCH Iowa 1950 35 10.4 m
TIPTON CREEK Iowa 1989 35 28.0 m
SMALL STREAM Iowa 1959 35 9.4 m
CREEK Iowa 1917 35 10.1 m
CREEK Iowa 1918 35 6.7 m
BRANCH FISH CREEK Iowa 1974 35 16.8 m
CROOKED CREEK Iowa 1956 35 28.0 m
REEDS CREEK Iowa 1967 35 25.3 m
SMALL STREAM Iowa 1974 35 10.4 m
INDIAN CREEK Iowa 1918 35 25.3 m
CREEK Iowa 1949 35 46.3 m
DEER CREEK Iowa 1900 35 18.9 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.