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
QUINN CREEK Iowa 1997 29 10.1 m
CREEK Iowa 1966 29 21.9 m
CREEK Iowa 1988 29 8.2 m
SMALL DRY RUN Iowa 1988 29 7.6 m
CRANE CREEK Iowa 1911 29 31.1 m
LITTLEFLOOD CREEK Iowa 1987 29 15.5 m
CREEK Iowa 1980 29 10.1 m
SMALL STREAM Iowa 1952 29 12.8 m
OTTER CREEK Iowa 1971 29 9.4 m
SKUNK RIVER Iowa 1928 29 65.8 m
#6 DITCH Iowa 1986 29 12.2 m
CREEK Iowa 1974 29 10.7 m
SMALL STREAM Iowa 1987 29 9.8 m
MUNNS CREEK Iowa 1971 29 12.2 m
BRANCH BLACK HAWK CREEK Iowa 1971 29 28.3 m
BRANCH BLACKHAWK CREEK Iowa 1957 29 7.6 m
BRANCH BEAVER CREEK Iowa 1971 29 14.3 m
OTTER CREEK Iowa 1930 29 29.0 m
STREAM Iowa 1957 29 7.6 m
SMALL STREAM Iowa 1982 29 12.5 m
STREAM Iowa 1959 29 6.4 m
SOUTH BRANCH SALT CREEK Iowa 1940 29 10.7 m
BR SUGAR CREEK Iowa 1920 29 7.9 m
SMALL STREAM Iowa 1987 29 18.6 m
BRANCH SUGAR CREEK Iowa 1920 29 6.1 m
HONEY CREEK Iowa 1982 29 14.3 m
BEAVER CREEK Iowa 1985 29 26.8 m
IOWA RIVER (SOUTH FORK) Iowa 1956 29 31.7 m
BR MIDDLE FK GRAND RIVER Iowa 1940 29 9.4 m
SMALL STREAM Iowa 1986 29 16.2 m
SOUTH FORK Iowa 1919 29 14.3 m
DAUGHERTY CREEK Iowa 1952 29 14.6 m
SMALL CREEK Iowa 1916 29 9.8 m
HOFFMAN CREEK Iowa 1940 29 25.3 m
CREEK Iowa 1963 29 6.4 m
LITTLE TURKEY RIVER Iowa 1985 29 16.5 m
STREAM Iowa 1948 29 7.6 m
CREEK Iowa 1978 29 56.1 m
PLATTE RIVER Iowa 1955 29 54.6 m
TODD BRANCH Iowa 1940 29 6.4 m
NORTH SKUNK RIVER Iowa 1938 29 9.1 m
MCCANDLESS CLEGHORN D D Iowa 1997 29 6.7 m
SMALL RUNNING CREEK Iowa 1900 29 8.5 m
CREEK Iowa 1900 29 10.1 m
CREEK Iowa 1900 29 9.1 m
DRAINAGE Iowa 1945 29 9.1 m
JONES CREEK Iowa 1974 29 21.0 m
CEDAR CREEK Iowa 1952 29 7.0 m
TOM CREEK Iowa 1910 29 24.4 m
NISHNABOTNA TRIB Iowa 1949 29 10.1 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.