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
CRANE CREEK Iowa 1964 49 25.3 m
QUARTER SECTION RUN CR Iowa 1992 49 9.8 m
SMALL STREAM Iowa 1964 49 78.9 m
KIBBE CREEK Iowa 1991 49 12.2 m
UPPER IOWA RIVER Iowa 1900 49 59.7 m
STREAM Iowa 1981 49 9.4 m
LITTLE WAPSIPINICON RVR Iowa 1975 49 31.7 m
PLUM CREEK Iowa 1900 49 8.5 m
SMALL STREAM Iowa 1956 49 13.4 m
NORTH BEAR CREEK Iowa 1900 49 9.1 m
STREAM Iowa 1975 49 23.8 m
UNAMED CR Iowa 1917 49 7.6 m
CANOE CREEK Iowa 1908 49 46.9 m
QUINN CR Iowa 1917 49 26.5 m
UNNAMED CREEK Iowa 1916 49 21.0 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
N SKUNK RIVER Iowa 1917 49 7.9 m
WOLF CREEK Iowa 1978 49 11.9 m
BRANCH BLACKHAWK CRK Iowa 1976 49 9.8 m
IOWA RIVER Iowa 1952 49 99.1 m
INDIAN CREEK Iowa 1940 49 8.2 m
DRAINAGE Iowa 1930 48 36.6 m
ELK CREEK Iowa 1976 48 12.5 m
TURKEY RIVER Iowa 1987 48 7.9 m
STREAM Iowa 1981 48 38.4 m
HONEY CREEK Iowa 1925 47 25.6 m
ELK CREEK Iowa 1962 47 13.1 m
SMALL STREAM Iowa 1943 47 10.4 m
PRAIRIE CREEK Iowa 1950 47 13.1 m
LITTLE LICK CREEK Iowa 1972 47 19.2 m
BRUSH CREEK Iowa 1977 47 11.0 m
BRUSH CREEK Iowa 1917 47 16.5 m
SPRING CREEK Iowa 1991 47 7.6 m
CREEK Iowa 1953 47 14.3 m
CREEK Iowa 1975 47 7.6 m
SMALL Iowa 1983 47 7.6 m
LITTLE TURKEY Iowa 1969 47 7.3 m
MUD CREEK Iowa 1954 47 46.6 m
LOCAL STREAM Iowa 1957 47 17.4 m
PRAIRIE CREEK Iowa 1923 47 10.4 m
CREEK Iowa 1900 47 7.6 m
BR OF WHITEBREAST CREEK Iowa 1951 47 17.4 m
BYERS BRANCH CREEK Iowa 1924 47 11.6 m
CREEK Iowa 1918 47 9.8 m
BURNETT CR Iowa 1979 47 6.1 m
ARGO SLOUGH Iowa 1900 46 14.0 m
CEDAR CREEK Iowa 1952 46 25.3 m
SMALL STREAM Iowa 1900 46 6.1 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.