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
BR NORTH CEDAR CREEK Iowa 1951 26 7.3 m
LITTLE WHITEBREAST CREEK Iowa 1969 26 29.3 m
WOLF CREEK Iowa 1949 26 19.2 m
CARRUTHERS CREEK Iowa 1939 26 16.5 m
WILLOW CR Iowa 1919 26 6.4 m
OTTER CREEK Iowa 1910 26 25.0 m
BIG CEDAR CK DD #41 Iowa 1964 26 14.0 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
TRIB DES MOINES R Iowa 1912 26 11.0 m
ARGO SLOUGH Iowa 1900 26 9.8 m
TAFT CREEK Iowa 1900 26 9.1 m
D D #71 Iowa 1930 26 7.6 m
SMALL STREAM Iowa 1900 26 9.1 m
WILLOW CREEK Iowa 1900 26 9.1 m
STREAM Iowa 1953 26 31.4 m
WILLOW CREEK Iowa 1935 26 26.2 m
RACCOON RIVER Iowa 1930 26 28.0 m
DRAINAGE Iowa 1948 26 12.2 m
CEDAR CREEK Iowa 1966 26 11.0 m
NORTH RIVER Iowa 1909 26 30.5 m
CAMP CREEK Iowa 1914 26 16.2 m
DRAINAGE Iowa 1960 26 7.0 m
TOM CREEK Iowa 1930 26 27.4 m
CEDAR CREEK Iowa 1973 26 17.4 m
SMALL STREAM Iowa 1983 26 9.8 m
STREAM Iowa 1955 26 12.8 m
DRY BRANCH Iowa 1941 26 12.8 m
BRANCH N SKUNK RIVER Iowa 1940 26 7.0 m
CLEAR CREEK Iowa 1941 26 11.9 m
JORDAN CREEK Iowa 1967 26 23.8 m
MINERVA CR Iowa 1949 26 13.1 m
MINERVA CR Iowa 1950 26 12.8 m
WHITE FOX CREEK Iowa 1968 26 16.8 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
CAVITT CREEK Iowa 1960 26 26.2 m
MOSQUITO CREEK Iowa 1930 26 60.7 m
INDIAN CREEK Iowa 1940 26 24.7 m
OCHEYEDAN RIVER Iowa 1900 26 26.2 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
SMALL STREAM Iowa 1927 26 6.7 m
WEST FORK CROOKED CREEK Iowa 1949 26 14.3 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.