Poor Condition Bridges in Illinois
2,563 bridges rated Poor condition in Illinois. 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 2,563 such bridges in Illinois.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| N FORK VERMILION RIV | Illinois | 1967 | 1,350 | 44.6 m | |
| CENTER ST SB | Illinois | 1966 | 1,350 | 37.1 m | |
| E FK MAZONRIVER | Illinois | 1977 | 1,350 | 60.0 m | |
| CACHE RIVER | Illinois | 1957 | 1,350 | 40.5 m | |
| Waupecan Creek | Illinois | 1957 | 1,350 | 24.7 m | |
| SANGAMON R OVERFLOW | Illinois | 1995 | 1,300 | 85.4 m | |
| FAI 70 EB & WB | Illinois | 1966 | 1,300 | 74.4 m | |
| STREAM | Illinois | 1932 | 1,300 | 6.7 m | |
| BRUSHY BRANCH | Illinois | 1915 | 1,300 | 25.9 m | |
| LONG BRANCH | Illinois | 1923 | 1,300 | 25.6 m | |
| DEER CREEK | Illinois | 1999 | 1,300 | 16.6 m | |
| SANGAMON RIVER | Illinois | 1981 | 1,300 | 61.0 m | |
| INDIAN CREEK | Illinois | 1982 | 1,300 | 26.5 m | |
| PECATONICA RIVER | Illinois | 1952 | 1,300 | 65.7 m | |
| PETTIBONE CREEK | Illinois | 1926 | 1,260 | 105.2 m | |
| LONG CREEK | Illinois | 1969 | 1,250 | 26.2 m | |
| BEAR CREEK | Illinois | 1974 | 1,250 | 10.4 m | |
| PADDOCK CREEK | Illinois | 1980 | 1,250 | 16.1 m | |
| Cooling Canal | Illinois | 1973 | 1,250 | 70.3 m | |
| OWL CREEK | Illinois | 1970 | 1,250 | 9.1 m | |
| LONG GROVE CREEK | Illinois | 1953 | 1,250 | 23.9 m | |
| HAYES CREEK | Illinois | 1947 | 1,200 | 36.0 m | |
| CATTAIL CREEK | Illinois | 1979 | 1,200 | 13.3 m | |
| BUCKEYE BR | Illinois | 1972 | 1,200 | 10.9 m | |
| I-74&RMPS17.79/17.87 | Illinois | 1962 | 1,200 | 103.0 m | |
| OWL CREEK | Illinois | 1972 | 1,200 | 10.1 m | |
| LEVEE | Illinois | 1956 | 1,200 | 15.5 m | |
| EAST AUX-SABLE CR | Illinois | 1967 | 1,200 | 10.1 m | |
| LAKE COSMAN | Illinois | 1969 | 1,200 | 7.9 m | |
| IL MIS FEEDER CANAL | Illinois | 1963 | 1,200 | 29.1 m | |
| IROQUOIS RIVER | Illinois | 1965 | 1,200 | 77.7 m | |
| TRIM CR. | Illinois | 1980 | 1,200 | 34.7 m | |
| WBR PANTHER CREEK | Illinois | 1981 | 1,200 | 17.4 m | |
| FAI 80 | Illinois | 1960 | 1,150 | 59.7 m | |
| TRIB COON CREEK | Illinois | 1945 | 1,150 | 6.7 m | |
| IROQUOIS R | Illinois | 1979 | 1,150 | 155.8 m | |
| I 57 | Illinois | 1967 | 1,150 | 67.7 m | |
| ELIZA CREEK N. | Illinois | 1978 | 1,150 | 9.1 m | |
| STREAM | Illinois | 1947 | 1,150 | 10.5 m | |
| MENOMINEE RIVER | Illinois | 1968 | 1,150 | 35.1 m | |
| NW DRAINAGEWAY | Illinois | 1962 | 1,150 | 9.4 m | |
| UP RR | Illinois | 1997 | 1,150 | 52.3 m | |
| SALT CREEK | Illinois | 1978 | 1,150 | 19.5 m | |
| BOONE CREEK | Illinois | 1971 | 1,150 | 15.2 m | |
| DAVIDS CR | Illinois | 1930 | 1,150 | 13.1 m | |
| INTERMITTENT STREAM | Illinois | 1971 | 1,150 | 9.1 m | |
| FINLEY CREEK | Illinois | 1909 | 1,150 | 8.2 m | |
| Salt Creek | Illinois | 1976 | 1,125 | 22.2 m | |
| SANDY CREEK W FORK | Illinois | 1983 | 1,100 | 32.3 m | |
| FAI 74 | Illinois | 1962 | 1,100 | 74.9 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.