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
SUN VALLEY CREEK Iowa 1961 50 18.9 m
FOX RIVER Iowa 1955 50 61.0 m
TRIBUTARY TO FOX RIVER Iowa 1970 50 12.2 m
FOX RIVER Iowa 1955 50 51.2 m
SHANE CREEK Iowa 1950 50 31.1 m
BLUFF CREEK Iowa 1948 50 37.5 m
COTTON CREEK Iowa 1974 50 38.7 m
LITTLE BLUFF CK Iowa 1955 50 13.4 m
STREAM Iowa 1947 50 11.9 m
CREEK Iowa 1978 50 10.4 m
MUCHAKINOCH CREEK Iowa 1951 50 37.5 m
CREEK Iowa 1960 50 10.1 m
BRANCH COAL CREEK Iowa 1955 50 18.0 m
LYTLE CREEK Iowa 1977 50 12.5 m
BRUSH CREEK Iowa 1959 50 21.3 m
SCHOOL CREEK Iowa 1933 50 6.4 m
SO ENGLISH RIVER Iowa 1980 50 12.5 m
SMALL CREEK Iowa 1985 50 7.6 m
DRAINAGE Iowa 1964 50 12.8 m
SKILLET CREEK Iowa 1982 50 18.9 m
EAST RIVER Iowa 1952 50 22.9 m
BR LITTLE WAPSIPINICON R Iowa 1986 50 8.2 m
INDIAN CREEK Iowa 1964 50 32.3 m
MUD CREEK Iowa 1939 50 36.6 m
WILLOW CREEK Iowa 1940 50 14.9 m
SMALL STREAM Iowa 1997 50 9.8 m
GRASS WATERWAY Iowa 1954 50 7.0 m
STREAM Iowa 1976 50 24.1 m
STREAM Iowa 1951 50 27.7 m
BRANCH OF BLACKHAWK CRK Iowa 1976 50 10.1 m
BUFFALO CR Iowa 1900 50 33.5 m
ODEBOLT CREEK Iowa 1957 50 46.6 m
MIDDLE RIVER Iowa 1959 50 38.7 m
MIDDLE RIVER Iowa 1962 50 31.1 m
SOUTH RACOON RIVER Iowa 1957 50 77.1 m
CREEK Iowa 1900 50 10.1 m
STREAM Iowa 1977 50 12.5 m
NE NORWAY CREEK Iowa 1949 50 8.2 m
STREAM Iowa 1973 50 43.3 m
SOUTH RACCOON Iowa 1959 50 45.7 m
PRAIRIE CREEK Iowa 1965 50 13.1 m
TRIB DES MOINES R Iowa 1969 50 18.6 m
ENGLISH RIVER Iowa 1957 50 76.2 m
N SKUNK RIVER Iowa 1917 49 7.9 m
FLOOD CREEK Iowa 1900 49 28.3 m
MAYNES CREEK Iowa 1955 49 59.1 m
MAYNES CREEK Iowa 1952 49 53.6 m
WOLF CREEK Iowa 1978 49 11.9 m
BRANCH BLACKHAWK CRK Iowa 1976 49 9.8 m
CREEK Iowa 1956 49 13.7 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.