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
WEST FORK CROOKED CREEK Iowa 1949 26 14.3 m
TOM CREEK Iowa 1930 26 27.4 m
SMALL STREAM Iowa 1927 26 6.7 m
STREAM Iowa 1941 26 34.1 m
CEDAR CREEK Iowa 1973 26 17.4 m
SMALL Iowa 1983 26 12.2 m
SMALL Iowa 1983 26 20.4 m
SMALL Iowa 1984 26 6.7 m
BRANCH N SKUNK RIVER Iowa 1940 26 7.0 m
CLEAR CREEK Iowa 1941 26 11.9 m
JACKSON CREEK Iowa 1987 26 24.1 m
MINERVA CR Iowa 1949 26 13.1 m
MINERVA CR Iowa 1950 26 12.8 m
BR MINERVA CR Iowa 1984 26 7.9 m
MUD CREEK Iowa 1985 26 11.3 m
HUNTERS BRANCH Iowa 1965 26 24.7 m
BUTTRICK CREEK Iowa 1913 26 10.7 m
INDIAN CREEK Iowa 1940 26 24.7 m
STREAM Iowa 1965 26 9.8 m
MUD CREEK Iowa 1940 26 30.5 m
MCCANDLESS CLEGHORN Iowa 1976 26 10.1 m
LOCAL STREAM Iowa 1964 26 27.7 m
AVERY CREEK Iowa 1967 26 31.4 m
STREAM Iowa 1968 26 7.9 m
BUFFALO CREEK Iowa 1975 26 15.2 m
DRAINAGE DITCH Iowa 1985 26 13.7 m
W NODAWAY RIVER Iowa 1970 26 42.7 m
COOPER CREEK Iowa 1923 25 18.9 m
TRIB TO CEDAR RIVER Iowa 1940 25 7.3 m
BIG CREEK Iowa 1915 25 7.9 m
JACKSON CREEK Iowa 1953 25 21.3 m
WATERWAY Iowa 1965 25 7.0 m
BRANCH HORTON CREEK Iowa 1952 25 7.3 m
SMALL Iowa 1978 25 9.4 m
CREEK Iowa 1965 25 13.7 m
ELK CREEK Iowa 1920 25 25.0 m
HAWKEYE DOLBEE CHANNEL Iowa 1953 25 91.1 m
STREAM Iowa 1941 25 12.8 m
E BUFFALO CREEK Iowa 1957 25 18.9 m
CREEK Iowa 1955 25 9.4 m
DD Iowa 1963 25 17.7 m
TURKEY RIVER Iowa 1961 25 30.2 m
BR CRANE CREEK Iowa 1990 25 9.1 m
LITTLE ELK CREEK Iowa 1932 25 13.1 m
NORTH SKUNK RIVER Iowa 1918 25 43.6 m
STREAM Iowa 1969 25 9.1 m
CREEK Iowa 1918 25 10.4 m
RICHLAND CREEK Iowa 1946 25 46.6 m
STREAM Iowa 1958 25 23.8 m
BRANCH OTTER CREEK Iowa 1940 25 10.7 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.