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
SNIPE CREEK Iowa 1939 21 7.9 m
ELK CREEK Iowa 1957 21 16.5 m
DAVISONS CREEK Iowa 1951 21 7.0 m
LINN CREEK Iowa 1916 21 6.4 m
MINERVA CR Iowa 1917 21 7.9 m
LITTLE ASHER CREEK Iowa 1944 21 23.5 m
CREEK Iowa 1947 21 8.2 m
CREEK Iowa 1940 21 7.3 m
N MINERVA CREEK Iowa 1917 21 27.4 m
BIG INDIAN CREEK Iowa 1960 21 30.8 m
IOWA RIVER Iowa 1930 21 27.7 m
EAGLE CREEK Iowa 1981 21 7.9 m
DD #107 Iowa 1972 21 17.4 m
DR TO ENGLISH CREEK Iowa 1900 21 6.1 m
CREEK Iowa 1942 21 6.7 m
BARRY CREEK Iowa 1938 21 7.0 m
STREAM Iowa 1944 21 9.1 m
STREAM Iowa 1943 21 9.4 m
ELKHORN CREEK Iowa 1958 21 44.5 m
DD 98 Iowa 1972 21 10.1 m
LIZARD CREEK Iowa 1921 21 19.5 m
DD 21 Iowa 1960 21 9.8 m
DD 175 Iowa 1926 21 16.5 m
CREEK Iowa 1925 21 9.8 m
WOLF CREEK Iowa 1940 20 13.1 m
CREEK Iowa 1948 20 34.4 m
CREEK Iowa 1959 20 18.9 m
TROUBLESOME RIVER Iowa 1959 20 51.8 m
WHISKEY CREEK Iowa 1929 20 25.6 m
MIDDLE BR WAPSINONOC CR Iowa 1895 20 11.9 m
MIDDLE BR WAPSINONOC CR Iowa 1930 20 19.5 m
STREAM Iowa 1915 20 6.7 m
EAST SUGAR CREEK Iowa 1914 20 22.9 m
CROOKED CR Iowa 1930 20 19.8 m
MILL CR Iowa 1930 20 10.7 m
PIONEER CREEK Iowa 1976 20 12.5 m
ROCK CREEK Iowa 1900 20 15.9 m
STREAM Iowa 1968 20 18.3 m
N PIERSON CREEK Iowa 1920 20 8.5 m
PITCHER CREEK Iowa 1921 20 8.8 m
BOONE RIVER Iowa 1925 20 11.3 m
SMALL STREAM Iowa 1987 20 12.8 m
TIPTON CREEK Iowa 1900 20 36.6 m
TIPTON CREEK Iowa 1985 20 17.4 m
MOSQUITO CREEK Iowa 1940 20 55.2 m
KEG CREEK Iowa 1957 20 12.8 m
MOSQUITO CREEK Iowa 1930 20 67.7 m
ALLEN CREEK Iowa 1959 20 18.9 m
ALLEN CREEK Iowa 1976 20 20.4 m
CRANE CREEK Iowa 1937 20 41.5 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.