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 |
|---|---|---|---|---|---|
| Worthern Bayou | Illinois | 1976 | 800 | 26.8 m | |
| DRAINAGE DITCH | Illinois | 1956 | 800 | 15.5 m | |
| TWO MILE SLOUGH | Illinois | 1988 | 800 | 19.1 m | |
| DITCH | Illinois | 2002 | 800 | 20.8 m | |
| PRAIRIE DU PONT CR | Illinois | 1958 | 800 | 17.7 m | |
| ELM RIVER | Illinois | 1948 | 800 | 83.5 m | |
| LITTLE CREEK | Illinois | 1959 | 800 | 13.1 m | |
| I-57 | Illinois | 1965 | 800 | 63.1 m | |
| UNNAMED CREEK | Illinois | 1935 | 800 | 11.1 m | |
| DEER CK BR | Illinois | 1965 | 800 | 20.4 m | |
| BIG CREEK | Illinois | 1976 | 800 | 21.3 m | |
| NIPPERSINK CREEK | Illinois | 1975 | 800 | 28.0 m | |
| BURLINGTON NORTH R R | Illinois | 1907 | 775 | 48.1 m | |
| PLUM RIVER | Illinois | 1977 | 775 | 37.9 m | |
| HACKETT BRANCH | Illinois | 1966 | 775 | 9.9 m | |
| DRAINS TO EAGLE LAKE | Illinois | 1938 | 775 | 10.3 m | |
| S. KICKAPOOCREEK | Illinois | 1987 | 775 | 18.9 m | |
| LAKE DECATUR | Illinois | 1939 | 775 | 15.0 m | |
| PRAIRIE CREEK | Illinois | 1967 | 775 | 17.7 m | |
| PARKER RUN | Illinois | 1976 | 775 | 11.4 m | |
| JACKSON CR | Illinois | 1900 | 775 | 9.8 m | |
| SCHOENBERGER CR. | Illinois | 1949 | 775 | 8.5 m | |
| HOG RUN | Illinois | 1975 | 775 | 11.4 m | |
| CLAYPOOL DRAIN DITCH | Illinois | 1986 | 775 | 26.2 m | |
| MIDDLE FORK MCKEE CR | Illinois | 1956 | 775 | 51.7 m | |
| KILBUCK CR | Illinois | 1979 | 750 | 26.0 m | |
| AUX SABLE CREEK | Illinois | 1977 | 750 | 75.9 m | |
| MUD CREEK | Illinois | 1969 | 750 | 71.9 m | |
| CAL SLOUGH | Illinois | 1963 | 750 | 9.8 m | |
| SILVER CREEK | Illinois | 1949 | 750 | 11.0 m | |
| CARTER CR | Illinois | 1955 | 750 | 7.0 m | |
| SARATOGA CREEK | Illinois | 1985 | 750 | 15.3 m | |
| CREEK | Illinois | 1963 | 750 | 12.8 m | |
| AUX SABLE CR | Illinois | 1979 | 750 | 42.7 m | |
| AUSTIN CREEK | Illinois | 1935 | 750 | 9.1 m | |
| MCKEE CREEK | Illinois | 1988 | 725 | 40.2 m | |
| BR SUGAR CREEK | Illinois | 1940 | 725 | 7.9 m | |
| COON CREEK | Illinois | 1980 | 725 | 38.4 m | |
| FRANKLINVILLE CR | Illinois | 1980 | 725 | 16.2 m | |
| DIAMOND CREEK | Illinois | 1933 | 725 | 13.2 m | |
| BAY CREEK | Illinois | 1963 | 725 | 78.6 m | |
| BR TIBER CREEK | Illinois | 1941 | 700 | 9.7 m | |
| BEAVER CR | Illinois | 1973 | 700 | 24.4 m | |
| I-80 | Illinois | 1963 | 700 | 66.1 m | |
| E BR COPPERAS CREEK | Illinois | 1983 | 700 | 44.8 m | |
| GRAPE CR | Illinois | 1939 | 700 | 10.7 m | |
| FULLERS CR | Illinois | 1959 | 700 | 12.2 m | |
| WILLOW BRANCH | Illinois | 1978 | 700 | 24.4 m | |
| TRIB W. BR. DUPAGE R | Illinois | 1972 | 700 | 10.1 m | |
| I-74 | Illinois | 1958 | 700 | 134.7 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.