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
SPRING CREEK Iowa 1954 88 21.3 m
BOHEMIAN CREEK Iowa 1922 88 22.9 m
LITTLE WAPSIPINICON RVR Iowa 1980 88 56.1 m
BOHEMIAN CREEK Iowa 1962 88 17.7 m
CREEK Iowa 1976 88 14.6 m
MINOR CREEK Iowa 1970 88 22.9 m
BUFFALO CREEK Iowa 1940 88 59.1 m
SOUTH TIMBER CREEK Iowa 1942 88 32.0 m
OTTER CREEK Iowa 1969 88 25.3 m
LUTES CREEK Iowa 1938 82 19.5 m
BRANCH N SKUNK RIVER Iowa 1910 82 9.8 m
DRAINAGE DITCH Iowa 1928 82 7.9 m
LINDNER CREEK Iowa 1965 82 13.4 m
SEVEN MILE CREEK Iowa 1980 82 24.7 m
BR CARRUTHERS CREEK Iowa 1957 82 23.2 m
LUTES CREEK Iowa 1937 82 19.5 m
MILL BRANCH Iowa 1920 82 15.9 m
SMALL STREAM Iowa 1975 82 7.6 m
CREEK Iowa 1969 82 9.4 m
BRANCH CRANE CREEK Iowa 1970 82 8.2 m
PURCELL CREEK Iowa 1980 81 9.7 m
CAMP CREEK Iowa 1930 81 25.3 m
SOUTH LIZARD CREEK Iowa 1956 81 38.7 m
PRAIRIE CREEK Iowa 1979 81 38.6 m
DEER CREEK Iowa 1925 81 12.5 m
SMALL STREAM Iowa 1966 80 13.7 m
LITTLE CREEK Iowa 1917 80 8.8 m
S COAL CREEK Iowa 1951 80 19.5 m
SUGAR CR Iowa 1963 80 9.7 m
STREAM Iowa 1950 80 13.1 m
STREAM Iowa 1966 80 9.1 m
OLIVE BRANCH CREEK Iowa 1956 80 10.7 m
LITTLE BEAR CREEK Iowa 1970 80 14.9 m
S FORK MAQUOKETA RIVER Iowa 1982 80 52.1 m
DES MOINES RIVER Iowa 1909 80 214.3 m
AVERY CREEK Iowa 1958 80 39.3 m
TRIBUTARY BEAVER CREEK Iowa 1962 80 31.1 m
PINE CR Iowa 1960 80 31.1 m
SMALL STREAM Iowa 1974 80 13.1 m
STREAM Iowa 1966 80 7.3 m
WEST BRANCH MUD CREEK Iowa 1960 80 15.9 m
STREAM Iowa 1915 80 8.2 m
WOLF CREEK Iowa 1968 80 39.3 m
CLEAR CREEK Iowa 1930 80 19.8 m
BOHEMIAN CREEK Iowa 1959 80 10.4 m
NORTH FORK CLEAR CREEK Iowa 1963 80 25.0 m
AVERY CREEK Iowa 1970 80 22.3 m
LITTLE WAPSIPINICON Iowa 1950 80 10.4 m
DRAINAGE DITCH 36 Iowa 1968 80 9.1 m
SMALL Iowa 1980 80 13.1 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.