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
CREEK Iowa 1956 60 9.1 m
BRANCH WEST CREEK Iowa 1980 60 7.9 m
BEAVER CREEK Iowa 2004 60 35.4 m
CREEK Iowa 1980 60 7.9 m
STREAM Iowa 1954 60 6.1 m
TRIB. TO TROUBLESOME Iowa 1920 60 7.0 m
STREAM Iowa 1967 60 9.4 m
W FORK GRAND RIVER Iowa 1950 60 45.1 m
DRAINAGE Iowa 1960 60 10.1 m
GREYS CREEK Iowa 1965 60 7.9 m
STREAM Iowa 1952 60 17.4 m
DEEP CREEK Iowa 1958 60 36.6 m
WILLOW CREEK Iowa 1941 60 7.0 m
MIDDLE MINERVA CREEK Iowa 1953 60 18.9 m
N WYACONDAH CREEK Iowa 1940 60 11.6 m
WEST BR INDIAN CREEK Iowa 1938 60 24.7 m
STREAM Iowa 1957 60 13.1 m
SMALL STREAM Iowa 1954 60 61.0 m
WOLF CREEK Iowa 1976 60 7.9 m
DAUGHERTY CREEK Iowa 1953 60 12.2 m
STREAM Iowa 1940 60 7.3 m
POT HOLE CREEK Iowa 1957 60 13.4 m
STREAM Iowa 1957 60 17.4 m
MUD CREEK Iowa 1960 60 39.0 m
WILLOW CREEK Iowa 1946 60 16.2 m
BRUSH CREEK Iowa 1980 60 22.3 m
TRIB OF LITTLE RIVER Iowa 1969 60 24.4 m
BALLARD CREEK Iowa 1920 60 10.4 m
LITTLE TARKIO TRIB Iowa 1947 60 11.6 m
BEAR CREEK Iowa 1950 60 36.9 m
DD #13 Iowa 1971 60 6.7 m
LONG CREEK Iowa 1950 60 37.2 m
SMALL STREAM Iowa 1949 60 10.7 m
COTTONWOOD DRAIN Iowa 1953 60 22.9 m
E NISHNABOTNA RIVER Iowa 1958 60 91.4 m
BROWN CR Iowa 1961 60 9.4 m
SNAKE CREEK Iowa 1979 60 41.5 m
JONES CREEK Iowa 1953 60 30.5 m
TARKIO CREEK Iowa 1956 60 54.3 m
JORDAN CREEK Iowa 1954 60 39.3 m
SMALL CREEK Iowa 2000 60 6.1 m
SMALL Iowa 1976 60 13.1 m
STREAM Iowa 1920 60 8.8 m
CEDAR CREEK Iowa 1952 60 92.4 m
BRANCH IOWA RIVER Iowa 1988 60 12.2 m
SILVER CREEK Iowa 1958 59 17.7 m
TIMBER CREEK Iowa 1945 59 13.1 m
SOUTH TIMBER CREEK Iowa 1954 59 37.5 m
SMALL STREAM Iowa 1980 59 7.9 m
CRANE CREEK Iowa 1955 59 53.3 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.