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
NORTH TIMBER CREEK Iowa 1951 30 13.1 m
BRANCH N TIMBER CREEK Iowa 1920 30 7.6 m
BRUSH CREEK Iowa 1960 30 45.7 m
MOON CREEK Iowa 1952 30 23.5 m
DRAINAGE Iowa 1957 30 17.4 m
SMALL STREAM Iowa 1978 30 12.8 m
BEAR CREEK Iowa 1900 30 15.9 m
SMALL STREAM Iowa 1952 30 7.3 m
LIZARD CREEK Iowa 1954 30 11.3 m
ROCK CR Iowa 1950 30 10.7 m
RED ROCK CREEK Iowa 1926 30 10.1 m
LITTLE CEDAR CREEK Iowa 1953 30 18.6 m
CHERRY CREEK Iowa 1937 30 10.7 m
CHERRY CREEK Iowa 1927 30 6.7 m
BURR OAK CREEK Iowa 1950 30 6.1 m
SMALL STREAM Iowa 1939 30 13.1 m
EAST BRANCH LICK CREEK Iowa 1950 30 22.3 m
STREAM Iowa 1900 30 10.7 m
CREEK Iowa 1957 30 7.3 m
STREAM Iowa 1952 30 12.8 m
BR LINN CR Iowa 1942 30 7.0 m
CROOKED CREEK Iowa 1952 30 13.7 m
STREAM Iowa 1950 30 13.4 m
STREAM Iowa 1972 30 12.2 m
BUCK CREEK Iowa 1974 30 7.6 m
STREAM Iowa 1971 30 9.8 m
VILLAGE CREEK Iowa 2000 30 18.3 m
LINN CREEK Iowa 1919 30 10.1 m
LITTLE SOAP CREEK Iowa 1930 30 25.3 m
E FORK DES MOINES RIVER Iowa 1980 30 38.7 m
CREEK Iowa 1940 30 12.5 m
SUGAR CREEK Iowa 1949 30 46.6 m
BUCK CREEK Iowa 1976 30 15.2 m
PICAYUNE CREEK Iowa 1934 30 10.4 m
SUGAR CREEK Iowa 1929 30 10.4 m
WEST BRANCH SUGAR CREEK Iowa 1934 30 10.4 m
BRANCH OTTER CREEK Iowa 1970 30 12.2 m
OTTER CREEK Iowa 1920 30 31.1 m
PILOT CREEK Iowa 1976 30 16.8 m
NORTH ENGLISH RIVER Iowa 1983 30 12.5 m
FLANK CR Iowa 1955 30 16.8 m
CARRUTHERS CREEK Iowa 1981 30 19.8 m
DRAINAGE DITCH 36 Iowa 1980 30 13.4 m
INDIAN CREEK Iowa 1956 30 18.6 m
OTTER CREEK Iowa 1900 30 24.1 m
OVER FLOW Iowa 1900 30 9.8 m
FELTERS BRANCH Iowa 1953 30 13.7 m
TAFT CREEK Iowa 1900 30 9.8 m
STREAM Iowa 1953 30 7.3 m
NORTH WALNUT CREEK Iowa 1955 30 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.