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
EAST FORK BATTLE CREEK Iowa 1900 35 9.1 m
ENGLISH RIVER Iowa 1950 35 53.3 m
LITTLE SOAP CREEK Iowa 1930 35 32.6 m
BOONE RIVER Iowa 1912 35 39.0 m
SMALL Iowa 1979 35 6.7 m
SMALL STREAM Iowa 1940 35 6.1 m
ROCK CREEK Iowa 1948 35 55.8 m
FULLINGTON CREEK Iowa 1959 35 12.8 m
SMALL STREAM Iowa 1925 35 7.3 m
PAINTER CREEK Iowa 1947 35 12.2 m
SMALL STREAM Iowa 1974 35 10.4 m
SMALL STREAM Iowa 1974 35 8.8 m
INDIAN CREEK Iowa 1918 35 25.3 m
CREEK Iowa 1949 35 46.3 m
DEER CREEK Iowa 1900 35 18.9 m
STREAM Iowa 1956 35 21.0 m
ROCK CREEK Iowa 1956 35 25.0 m
SMALL STREAM Iowa 1962 34 17.4 m
CREEK Iowa 1956 34 38.7 m
CREEK Iowa 1946 34 13.3 m
PURGATORY CR. Iowa 1900 34 17.7 m
CEDAR CREEK Iowa 1938 34 37.5 m
MIDDLE RACOON RIVER Iowa 1900 34 34.7 m
DRAINAGE Iowa 1939 34 9.8 m
NODAWAY RIVER Iowa 1949 34 55.8 m
MORGAN CREEK Iowa 1987 34 15.5 m
EAST BR INDIAN CREEK Iowa 1900 34 25.3 m
JIM CREEK Iowa 1956 34 17.1 m
HAMILTON-STORY 1 OPEN DD Iowa 1900 34 14.3 m
JIM CREEK Iowa 1961 34 9.4 m
PIONEER CREEK Iowa 1976 34 9.8 m
SOUTH TIMBER CREEK Iowa 1949 34 37.2 m
WEST 102 RIVER Iowa 1952 34 38.1 m
WATERMAN CREEK Iowa 2003 34 9.8 m
SMALL Iowa 1978 34 17.4 m
LONG BRANCH Iowa 1978 34 12.5 m
SMALL STREAM Iowa 1905 34 13.7 m
WEST MILL CREEK Iowa 1940 34 24.4 m
TRIB TO MIDDLE RIVER Iowa 1966 34 8.2 m
BUCHANAN CREEK Iowa 1986 34 31.4 m
ELK GROVE BRANCH Iowa 1985 34 15.2 m
FROST CREEK Iowa 1959 34 30.8 m
STREAM Iowa 1957 34 7.3 m
HAM-STORY 1 OPEN DD Iowa 1924 34 8.2 m
DRAINAGE DITCH Iowa 1920 34 12.8 m
KEIGLEY BRANCH Iowa 1949 34 13.1 m
CREEK Iowa 1960 34 38.4 m
MOSQUITO CREEK Iowa 1940 34 45.7 m
PIGEON CREEK Iowa 1951 34 39.0 m
DRAINAGE DITCH Iowa 2013 34 7.5 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.