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
BROKEN KETTLE CREEK Iowa 1900 34 15.2 m
PIONEER CREEK Iowa 1976 34 9.8 m
CHARITON CREEK Iowa 1900 34 15.5 m
STREAM Iowa 1976 34 7.3 m
WEST CREEK Iowa 1966 34 17.7 m
S FORK CLANTON CREEK Iowa 1978 34 33.8 m
BOYER VALLEY Iowa 1925 34 28.3 m
EAST SOLDIER RIVER Iowa 1957 34 43.0 m
NORTH WYACONDAH CREEK Iowa 1914 34 15.2 m
CREEK Iowa 1940 34 7.3 m
SOAP CR Iowa 1958 34 61.0 m
WOLF CREEK Iowa 1957 34 21.3 m
SMALL Iowa 1978 34 17.4 m
WEST MILL CREEK Iowa 1940 34 24.4 m
BROWN CREEK Iowa 1972 34 17.4 m
HUNTER CREEK Iowa 1998 34 14.6 m
SMALL STREAM Iowa 1962 34 17.4 m
SMALL STREAM Iowa 1990 34 7.0 m
N BR VOLGA RIVER Iowa 1950 34 26.1 m
JIM CREEK Iowa 1961 34 9.4 m
HAMILTON-STORY 1 OPEN DD Iowa 1900 34 14.3 m
LONG BRANCH Iowa 1978 34 12.5 m
TRIB TO MIDDLE RIVER Iowa 1966 34 8.2 m
MUDDY CREEK Iowa 1949 34 13.7 m
ELK GROVE BRANCH Iowa 1985 34 15.2 m
FROST CREEK Iowa 1959 34 30.8 m
DRY BRANCH Iowa 1956 34 11.6 m
STREAM Iowa 1957 34 7.3 m
DRAINAGE DITCH Iowa 1920 34 12.8 m
FARM CREEK Iowa 1959 34 63.1 m
MINK CREEK Iowa 1953 34 31.1 m
CREEK Iowa 1939 34 7.9 m
MINK CREEK Iowa 1949 34 18.3 m
CREEK Iowa 1960 34 38.4 m
NORTH WALNUT CREEK Iowa 1951 34 12.8 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
STREAM Iowa 1972 34 30.5 m
MINK CREEK Iowa 1948 34 9.1 m
SUGAR CREEK Iowa 1958 34 38.7 m
DRAINAGE Iowa 1900 34 7.6 m
DRAINAGE DITCH NO 69 Iowa 1981 34 17.7 m
SMALL CREEK Iowa 1925 34 10.1 m
STREAM Iowa 1963 34 9.8 m
SOUTH TIMBER CREEK Iowa 1949 34 37.2 m
COAL CREEK Iowa 1967 34 13.7 m
NO NAME CREEK Iowa 1926 34 8.2 m
S FORK ENGLISH RIVER Iowa 1953 34 46.6 m
E FORK DES MOINES RIVER Iowa 1900 34 31.1 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.