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
JACKSON CREEK Iowa 1987 26 24.1 m
MILL CREEK Iowa 1959 26 21.3 m
#6 DITCH Iowa 1976 26 9.8 m
LOCAL STREAM Iowa 1964 26 27.7 m
MILL CREEK Iowa 1957 26 33.8 m
POSSUM CREEK Iowa 1960 26 9.8 m
SMALL STREAM Iowa 1940 26 11.9 m
BUTTRICKS CREEK Iowa 1957 26 39.0 m
DD 102 Iowa 1977 26 10.1 m
STREAM Iowa 1958 26 31.1 m
DD #102 Iowa 1978 26 10.1 m
STREAM Iowa 1956 26 23.5 m
STREAM Iowa 1957 26 30.8 m
AVERY CREEK Iowa 1967 26 31.4 m
BRANCH BLACK HAWK CREEK Iowa 1971 26 17.7 m
BRANCH BLACK HAWK CREEK Iowa 1963 26 9.4 m
BRANCH BLACKHAWK CREEK Iowa 1971 26 21.3 m
BUTTRICK CREEK Iowa 1913 26 10.7 m
BROKEN KETTLE CREEK Iowa 1952 26 7.3 m
SOUTH RACCOON Iowa 1957 26 38.7 m
SMALL STREAM Iowa 1976 26 9.4 m
BEAVER CREEK Iowa 1900 26 21.0 m
STREAM Iowa 1940 26 18.9 m
SMALL CREEK Iowa 1920 26 9.4 m
SMALL Iowa 1979 26 12.2 m
SMALL Iowa 1980 26 9.4 m
LIZARD CREEK Iowa 1957 26 21.3 m
SMALL CREEK Iowa 1934 26 21.9 m
SMALL STREAM Iowa 1984 26 10.7 m
TRIB DES MOINES R Iowa 1912 26 11.0 m
KEIGLEY CREEK Iowa 1949 26 12.8 m
DRAINAGE DITCH Iowa 1923 26 12.8 m
BOONE RIVER Iowa 1924 26 55.5 m
WEST IOWA RIVER Iowa 1957 26 29.0 m
BOONE RIVER Iowa 1967 26 17.7 m
SMALL STREAM Iowa 1971 26 17.4 m
WEST IOWA RIVER Iowa 1956 26 13.7 m
BUFFALO CREEK Iowa 1975 26 15.2 m
CREEK Iowa 1986 26 14.3 m
CREEK Iowa 1972 26 9.8 m
HONEY CREEK Iowa 1986 26 18.3 m
TILTON CREEK Iowa 1981 26 10.4 m
DRAINAGE Iowa 1976 26 13.7 m
SMALL STREAM Iowa 1983 26 9.8 m
PIGEON CREEK Iowa 1955 26 18.3 m
BIG CEDAR CK DD #41 Iowa 1964 26 14.0 m
SPRING CREEK Iowa 1920 26 10.1 m
BRANCH SUGAR CREEK Iowa 1922 26 7.9 m
LITTLE WAPSIPINICON RVR Iowa 1984 26 14.3 m
UPPER IOWA RIVER Iowa 1880 26 34.7 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.