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 |
|---|---|---|---|---|---|
| CASE CREEK | Illinois | 1983 | 4,450 | 27.4 m | |
| FOX RIVER | Illinois | 1928 | 4,400 | 9.7 m | |
| Sugar Creek | Illinois | 1968 | 4,400 | 9.1 m | |
| North Shore Channel | Illinois | 1908 | 4,400 | 68.9 m | |
| LONG RUN CREEK | Illinois | 1988 | 4,350 | 15.8 m | |
| IL 176 (SCRANTON RD) | Illinois | 1923 | 4,300 | 13.1 m | |
| SALINE BRANCH | Illinois | 1982 | 4,250 | 25.6 m | |
| SALINE BR DRAIN DIT | Illinois | 1979 | 4,200 | 25.0 m | |
| PIASA CREEK | Illinois | 1929 | 4,200 | 15.9 m | |
| ROCK RIVER | Illinois | 1966 | 4,200 | 128.2 m | |
| I- 80 | Illinois | 1965 | 4,200 | 95.7 m | |
| STREAM | Illinois | 1921 | 4,150 | 9.4 m | |
| Lower Level S. Water | Illinois | 1971 | 4,150 | 40.5 m | |
| ELSAH CREEK | Illinois | 1961 | 4,150 | 30.8 m | |
| LITTLE INDIAN CREEK | Illinois | 1952 | 4,100 | 46.6 m | |
| BNSD OUTFALL SEWER | Illinois | 1925 | 4,100 | 8.8 m | |
| SPRING CREEK | Illinois | 1974 | 4,100 | 55.8 m | |
| STREAM | Illinois | 1924 | 4,100 | 8.1 m | |
| CAHOKIA CANAL | Illinois | 1961 | 4,050 | 96.7 m | |
| CLEAR CREEK | Illinois | 1976 | 4,050 | 115.8 m | |
| ROCKSPRING CREEK | Illinois | 1955 | 4,000 | 8.8 m | |
| Silver Creek | Illinois | 1950 | 4,000 | 8.1 m | |
| Mackinaw River Over | Illinois | 1940 | 3,950 | 51.1 m | |
| I-55 | Illinois | 1972 | 3,900 | 89.9 m | |
| FAI-57 | Illinois | 1968 | 3,900 | 71.3 m | |
| RUSH CREEK | Illinois | 1971 | 3,800 | 46.5 m | |
| W.BR COPPERAS C | Illinois | 1929 | 3,800 | 10.6 m | |
| CARR CREEK | Illinois | 1995 | 3,750 | 55.4 m | |
| I- 90 94 JFK | Illinois | 1960 | 3,750 | 45.5 m | |
| BIG SALT CREEK | Illinois | 1977 | 3,700 | 82.3 m | |
| NORTH FORK SALINE R | Illinois | 1964 | 3,700 | 76.8 m | |
| BN RR | Illinois | 1976 | 3,675 | 87.9 m | |
| BN RR | Illinois | 1976 | 3,675 | 87.9 m | |
| S BR CHICAGO RIVER | Illinois | 1904 | 3,675 | 139.3 m | |
| VARIOUS CITY STRTS | Illinois | 1930 | 3,675 | 169.8 m | |
| LANGAN CR | Illinois | 1952 | 3,650 | 40.8 m | |
| STREAM | Illinois | 1928 | 3,650 | 7.9 m | |
| DODDS CREEK | Illinois | 1928 | 3,650 | 9.1 m | |
| IL 56 | Illinois | 1963 | 3,650 | 58.9 m | |
| KICKAPOO CR & I-57 | Illinois | 1965 | 3,650 | 71.3 m | |
| EAST LAKE AVE EXT | Illinois | 1961 | 3,650 | 54.2 m | |
| I- 90 94 JFK | Illinois | 1959 | 3,650 | 62.2 m | |
| SPRING CREEK | Illinois | 1994 | 3,600 | 15.8 m | |
| STREAM | Illinois | 1921 | 3,600 | 9.1 m | |
| DEER CREEK TRIB. | Illinois | 1987 | 3,600 | 12.2 m | |
| KASKASKIA RIVER | Illinois | 1946 | 3,600 | 278.1 m | |
| FRENCH CREEK | Illinois | 1923 | 3,550 | 23.8 m | |
| KICKAPOO CREEK | Illinois | 1993 | 3,550 | 55.6 m | |
| KASKASKIA RIVER | Illinois | 1927 | 3,550 | 53.2 m | |
| I- 57 | Illinois | 1966 | 3,550 | 89.7 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.