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
TRIB DES MOINES RIVER Iowa 1920 45 13.1 m
SMALL CREEK Iowa 1955 45 13.1 m
WILLOW CREEK Iowa 1940 45 45.1 m
CALAMUS CREEK Iowa 1938 45 19.5 m
CALMUS CREEK Iowa 1917 44 7.6 m
E FORK WAPSIPINICON RVR Iowa 1962 44 63.4 m
BEAVER CREEK Iowa 1961 44 14.3 m
CREEK Iowa 1977 44 28.7 m
SOUTH TIMBER CREEK Iowa 1938 44 31.1 m
CREEK Iowa 1925 44 8.8 m
RICHLAND CREEK Iowa 1960 44 39.3 m
STOE CREEK Iowa 1949 44 24.4 m
CREEK Iowa 1944 44 6.1 m
THE COULEE Iowa 1924 44 13.0 m
COULEE Iowa 1915 44 10.7 m
SALT CREEK Iowa 1955 44 17.7 m
FROG HOLLOW CR Iowa 1958 44 12.2 m
SALT CREEK Iowa 1897 44 37.5 m
NUTTING CREEK Iowa 1909 44 15.2 m
UNAMED CREEK Iowa 1952 44 10.1 m
FLOOD CREEK Iowa 1913 44 10.7 m
BRANCH WOLF CREEK Iowa 1915 44 7.3 m
BRANCH OF WOLF CREEK Iowa 1977 44 11.9 m
BRANCH OF WOLF CREEK Iowa 1977 44 15.9 m
BRANCH BLACK HAWK CREEK Iowa 1973 44 10.7 m
SOUTH FORK BEAVER CREEK Iowa 1948 44 38.4 m
BR BEAVER CREEK Iowa 1978 44 11.6 m
BEAR CREEK Iowa 1996 44 15.2 m
LINN CR Iowa 1945 44 26.8 m
SOUTH FORK IOWA RIVER Iowa 1954 44 31.4 m
SOUTH FORK IOWA RIVER Iowa 1900 44 8.2 m
SMALL CREEK Iowa 1964 44 9.4 m
SMALL Iowa 1986 44 6.4 m
L WAPSIPINICON RIVER Iowa 1916 43 38.1 m
SMALL STREAM Iowa 1932 42 13.1 m
SMALL STREAM Iowa 1936 42 29.0 m
STREAM Iowa 1970 42 9.4 m
IOWA RIVER Iowa 1975 42 40.2 m
BOHEMIAN CREEK Iowa 1953 42 14.6 m
BR LITTLE WAPSIPINICON R Iowa 1970 42 9.4 m
NICHOLS CR Iowa 1949 42 11.9 m
DD Iowa 1915 41 7.3 m
HOLCOMB CREEK Iowa 1956 41 16.5 m
STREAM Iowa 1962 41 10.1 m
CREEK Iowa 1955 41 11.3 m
CREEK Iowa 1983 41 11.3 m
DD Iowa 1925 41 9.8 m
DD Iowa 1900 41 10.4 m
LOCAL STREAM Iowa 1968 41 21.9 m
SUGAR CREEK Iowa 1976 41 25.0 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.