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 1915 39 15.5 m
CREEK Iowa 1968 39 14.3 m
IOWA RIVER Iowa 1914 39 76.2 m
EAST BRANCH SALT CREEK Iowa 1936 39 13.1 m
JORDAN CREEK Iowa 1940 39 10.1 m
TWELVE MILE CREEK Iowa 1925 39 12.5 m
MINERS CREEK Iowa 1916 39 12.2 m
CREEK Iowa 1900 39 8.2 m
DOWD CREEK Iowa 1916 39 16.2 m
UPPER IOWA RIVER Iowa 1913 39 46.3 m
SAND CREEK Iowa 1953 39 39.6 m
CREEK Iowa 1950 39 25.9 m
OVERFLOW L VOLGA R Iowa 1916 39 24.8 m
MINK CR Iowa 1923 39 16.2 m
DEEP CREEK Iowa 2000 39 17.1 m
VOLGA RIVER Iowa 1941 39 17.7 m
CREEK Iowa 1970 39 13.1 m
CREEK Iowa 1924 39 10.4 m
SOUTH FORK BEAVER CREEK Iowa 1977 39 17.1 m
MIDDLE FORK BEAVER CREEK Iowa 1948 39 38.4 m
NORTH FORK BEAVER Iowa 1981 39 12.5 m
RICHLAND CREEK Iowa 1935 39 13.1 m
CREEK Iowa 1988 39 10.4 m
BEAVER CREEK Iowa 1984 39 15.9 m
SOUTH FORK IOWA RIVER Iowa 1939 39 25.9 m
BRANCH SALT CREEK Iowa 1940 39 13.1 m
EAST BRANCH SALT CREEK Iowa 1969 39 9.8 m
CREEK Iowa 1900 39 7.3 m
SMALL STREAM Iowa 1986 39 12.2 m
DEER CREEK Iowa 1960 39 9.4 m
SOUTH TIMBER CREEK Iowa 1957 39 13.7 m
DRAINAGE Iowa 1900 37 6.4 m
CAMP CREEK Iowa 1959 36 24.7 m
BOONE RIVER Iowa 1925 36 12.5 m
STREAM Iowa 1955 35 9.8 m
STREAM Iowa 1948 35 7.9 m
NISHNABOTNA RIVER Iowa 1958 35 49.4 m
STREAM Iowa 1905 35 7.9 m
STREAM Iowa 1956 35 21.0 m
EMERY CREEK Iowa 1900 35 9.8 m
BUCK CREEK Iowa 1980 35 32.3 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
WHITE FOX CREEK Iowa 1914 35 9.8 m
FULTON TWP Iowa 1956 35 7.6 m
N SKUNK RIVER Iowa 1960 35 61.6 m
TIPTON CREEK Iowa 1989 35 28.0 m
BRANCH FISH CREEK Iowa 1974 35 16.8 m
CROOKED CREEK Iowa 1956 35 28.0 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.