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
LIZARD CREEK Iowa 1965 549 61.0 m
CAMP CREEK Iowa 1965 540 77.1 m
WALNUT CREEK Iowa 1971 540 31.4 m
PRATT CREEK Iowa 1989 540 46.9 m
PRATT CREEK Iowa 1956 540 6.4 m
STREAM Iowa 1968 540 23.5 m
SMALL Iowa 1996 540 30.5 m
NO NAME CREEK Iowa 1966 538 13.4 m
BEAR CREEK Iowa 1940 538 10.1 m
BEE BRANCH Iowa 1970 537 7.0 m
FROG CREEK Iowa 1915 536 6.7 m
W BR INDIAN CREEK Iowa 1936 535 13.4 m
ROCK CREEK Iowa 1963 530 39.0 m
WOLF CREEK Iowa 1970 530 77.7 m
CATFISH CREEK Iowa 1980 530 27.7 m
HINKLE CREEK Iowa 1988 530 27.7 m
WEXFORD CREEK Iowa 1970 530 25.0 m
LITTLE WALNUT CREEK Iowa 1967 530 39.0 m
WALNUT CREEK Iowa 1956 528 39.0 m
CEDAR CREEK Iowa 1977 520 37.5 m
MINO CREEK Iowa 1966 520 12.8 m
WAPSIPINICON RIVER Iowa 1969 520 196.0 m
CREEK Iowa 1964 511 10.1 m
PILOT CREEK Iowa 1975 509 31.4 m
MUD CREEK Iowa 1961 509 33.8 m
TURNER CREEK Iowa 1964 509 24.4 m
SMALL Iowa 1983 509 7.6 m
TOM CREEK Iowa 1964 509 24.1 m
WEST FORK LITTLE SIOUX Iowa 1960 509 54.6 m
BROOKS CREEK Iowa 1966 509 9.8 m
DRY RUN CREEK Iowa 1964 509 21.3 m
MOSQUITO CREEK Iowa 1977 501 39.0 m
BEAVER CREEK Iowa 1973 501 54.9 m
WAPSIPINICON RIVER Iowa 1957 501 51.8 m
SMALL STREAM Iowa 1964 500 6.4 m
CROOKED CREEK Iowa 1964 500 25.0 m
DUCK CREEK Iowa 1950 500 36.6 m
BATTLE CREEK Iowa 1969 499 31.1 m
FLOOD CREEK Iowa 1975 491 35.4 m
BRANCH OF IOWA RIVER Iowa 1936 491 12.5 m
VOLGA RIVER Iowa 1960 491 91.4 m
ELK CREEK Iowa 1964 491 16.8 m
DOWD CREEK Iowa 1972 491 38.7 m
LYONS CREEK Iowa 1947 490 13.7 m
CREEK Iowa 1962 490 10.1 m
SM STREAM Iowa 1950 490 7.3 m
BR RAPID CR Iowa 1950 490 13.4 m
LITTLE WHITEBREAST CREEK Iowa 1974 490 35.4 m
DD 34 LAT #2 Iowa 1979 489 8.2 m
PLAQUE MINE CREEK Iowa 1970 481 7.9 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.