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 |
|---|---|---|---|---|---|
| REDDICK RUN CR. | Illinois | 1959 | 2,300 | 35.1 m | |
| RAILROAD CREEK | Illinois | 1960 | 2,300 | 25.6 m | |
| I-74 | Illinois | 1963 | 2,300 | 68.6 m | |
| BNSF RR (063729D) | Illinois | 1983 | 2,300 | 89.0 m | |
| LITTLE ROCK CK | Illinois | 1995 | 2,300 | 34.3 m | |
| S BR CHICAGO RIV | Illinois | 1916 | 2,275 | 83.9 m | |
| MACKINAW RIVER TRIB | Illinois | 1963 | 2,250 | 9.8 m | |
| MIDDLE HENDN CR | Illinois | 1954 | 2,250 | 38.4 m | |
| Illinois River & TR-423 | Illinois | 1930 | 2,250 | 655.4 m | |
| CEDAR CREEK | Illinois | 1929 | 2,250 | 8.2 m | |
| SPRING BROOK | Illinois | 1970 | 2,250 | 21.9 m | |
| LAKE DECATUR | Illinois | 1957 | 2,200 | 91.4 m | |
| LILY CACHE LN TRIB | Illinois | 1981 | 2,200 | 7.0 m | |
| COPPER SLOUGH | Illinois | 1967 | 2,200 | 22.2 m | |
| SPRING HOLE CR | Illinois | 1980 | 2,200 | 7.9 m | |
| ILL RIVER CROMWELL DR | Illinois | 1934 | 2,200 | 524.0 m | |
| LAKE DECATUR | Illinois | 1957 | 2,200 | 52.4 m | |
| WOLF CREEK | Illinois | 1941 | 2,150 | 12.0 m | |
| CSXRR | Illinois | 1991 | 2,150 | 101.6 m | |
| BRADSHAW CR | Illinois | 1981 | 2,150 | 50.0 m | |
| MAUVAISE TERRE CR | Illinois | 1975 | 2,150 | 46.6 m | |
| OWENS CREEK | Illinois | 1982 | 2,150 | 50.0 m | |
| Br of Battle Creek | Illinois | 1990 | 2,150 | 8.6 m | |
| HALLTOWN CREEK | Illinois | 1929 | 2,100 | 9.7 m | |
| DUCK CR | Illinois | 1934 | 2,100 | 35.9 m | |
| LONG CREEK | Illinois | 1961 | 2,100 | 11.0 m | |
| GRAPE CREEK | Illinois | 1976 | 2,100 | 34.7 m | |
| SALT FORK RIVER | Illinois | 1971 | 2,100 | 40.8 m | |
| DRAINAGE DITCH | Illinois | 1932 | 2,100 | 20.7 m | |
| STREAM | Illinois | 1925 | 2,100 | 7.9 m | |
| IAIS RR I & M CANAL | Illinois | 1968 | 2,075 | 218.5 m | |
| IAIS RR I & M CANAL | Illinois | 1968 | 2,075 | 218.5 m | |
| BUREAU CREEK | Illinois | 1968 | 2,075 | 113.2 m | |
| BOTTOM RD FAS 246 | Illinois | 1968 | 2,075 | 53.7 m | |
| PISCASAW CREEK | Illinois | 1974 | 2,050 | 44.3 m | |
| FRANKLINVILLE CR | Illinois | 1983 | 2,050 | 13.4 m | |
| INDIAN CREEK | Illinois | 1952 | 2,000 | 80.2 m | |
| BR KICKAPOO CREEK | Illinois | 1963 | 2,000 | 8.2 m | |
| LITTLE BEAVER CREEK | Illinois | 1918 | 2,000 | 19.1 m | |
| SNOW CREEK | Illinois | 1976 | 2,000 | 26.2 m | |
| QUEENS LAKE | Illinois | 1922 | 2,000 | 21.6 m | |
| DUGOUT CREEK | Illinois | 1954 | 2,000 | 31.1 m | |
| STREAM | Illinois | 1925 | 2,000 | 17.6 m | |
| LONG RUN CR. | Illinois | 1968 | 1,950 | 31.5 m | |
| BRANCH OF SALT FORK | Illinois | 1982 | 1,950 | 16.8 m | |
| FLAG CREEK | Illinois | 1963 | 1,950 | 49.9 m | |
| EXLINE SL | Illinois | 1955 | 1,900 | 26.8 m | |
| KICKAPOO CREEK TRIB. | Illinois | 1991 | 1,900 | 22.0 m | |
| MILNE CRK | Illinois | 1978 | 1,900 | 14.9 m | |
| W BRANCH DUPAGE RIV | Illinois | 1971 | 1,900 | 32.2 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.