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
LITTLE WHITEBREAST CREEK Iowa 1969 26 29.3 m
CARRUTHERS CREEK Iowa 1939 26 16.5 m
WESTFIELD CREEK Iowa 1951 26 38.4 m
OTTER CREEK Iowa 1910 26 25.0 m
RAT CREEK Iowa 1954 26 23.2 m
ALLEN CREEK Iowa 1900 26 14.3 m
LITTLE OTTER CREEK Iowa 1900 26 27.4 m
OVERFLOW Iowa 1900 26 13.7 m
EMERY CREEK Iowa 1900 26 14.0 m
ARGO SLOUGH Iowa 1900 26 9.8 m
TAFT CREEK Iowa 1900 26 9.1 m
SMALL STREAM Iowa 1900 26 9.1 m
WILLOW CREEK Iowa 1900 26 9.1 m
TRIB DESMOINES RIVER Iowa 1966 26 30.5 m
TRIB DES MOINES R Iowa 1912 26 11.0 m
DRAINAGE Iowa 1948 26 12.2 m
SMALL STREAM Iowa 1976 26 9.4 m
CEDAR CREEK Iowa 1966 26 11.0 m
SMALL STREAM Iowa 1945 26 11.9 m
NORTH RIVER Iowa 1909 26 30.5 m
DRAINAGE Iowa 1960 26 7.0 m
BROKEN KETTLE CREEK Iowa 1952 26 7.3 m
TOM CREEK Iowa 1930 26 27.4 m
LIZARD CREEK Iowa 1957 26 21.3 m
CREEK Iowa 1977 26 15.5 m
BEAVER CREEK Iowa 1900 26 21.0 m
W NODAWAY RIVER Iowa 1970 26 42.7 m
SMALL STREAM Iowa 1983 26 9.8 m
CEDAR CREEK Iowa 1973 26 17.4 m
SMALL STREAM Iowa 1986 26 12.8 m
HOLCOMB CREEK Iowa 1963 26 17.7 m
EAST BRANCH SALT CREEK Iowa 1987 26 25.0 m
SOUTH BRANCH SALT CREEK Iowa 1907 26 30.5 m
BRANCH N SKUNK RIVER Iowa 1940 26 7.0 m
CLEAR CREEK Iowa 1941 26 11.9 m
D D #71 Iowa 1930 26 7.6 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
STREAM Iowa 1953 26 31.4 m
BIG CEDAR CK DD #41 Iowa 1964 26 14.0 m
RACCOON RIVER Iowa 1930 26 28.0 m
INDIAN CREEK Iowa 1940 26 24.7 m
MUD CREEK Iowa 1940 26 30.5 m
FLANK CREEK Iowa 1963 26 17.1 m
MCCANDLESS CLEGHORN Iowa 1976 26 10.1 m
LOCAL STREAM Iowa 1964 26 27.7 m
BRANCH COAL CREEK Iowa 1960 26 12.2 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.