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 |
|---|---|---|---|---|---|
| TILTON CREEK | Illinois | 1928 | 75 | 9.1 m | |
| LITTLE CREEK | Illinois | 1974 | 75 | 8.8 m | |
| JACKSON CR | Illinois | 1923 | 75 | 18.3 m | |
| GROVE CREEK | Illinois | 1966 | 75 | 14.9 m | |
| DRAINAGE DITCH | Illinois | 1974 | 75 | 12.8 m | |
| N FK OF RILEY CREK | Illinois | 1974 | 75 | 13.7 m | |
| CEDAR CREEK | Illinois | 1985 | 75 | 25.3 m | |
| CAMP CREEK | Illinois | 1917 | 75 | 37.8 m | |
| MOSQUITO CREEK | Illinois | 1938 | 75 | 14.6 m | |
| SPRING CREEK | Illinois | 1948 | 75 | 19.2 m | |
| MONROE CITY CK | Illinois | 1978 | 75 | 20.7 m | |
| EAGLE CREEK | Illinois | 1960 | 75 | 15.2 m | |
| SHIRLEY CREEK | Illinois | 1909 | 75 | 9.8 m | |
| BR SPOON RIVER | Illinois | 1930 | 75 | 7.9 m | |
| BRANCH RACCOON CREEK | Illinois | 1972 | 75 | 8.5 m | |
| MACKINAW RIVER | Illinois | 1932 | 75 | 204.5 m | |
| HENRY CREEK | Illinois | 1984 | 75 | 26.2 m | |
| BIRCH CREEK | Illinois | 1974 | 75 | 9.8 m | |
| DRAINAGE DITCH | Illinois | 1983 | 75 | 9.4 m | |
| EAGLE CREEK | Illinois | 1926 | 75 | 11.0 m | |
| MOON CREEK | Illinois | 1931 | 75 | 14.0 m | |
| W FORK MAZON R | Illinois | 1960 | 75 | 12.8 m | |
| SALT CREEK | Illinois | 1991 | 75 | 55.5 m | |
| PRAIRIE CK | Illinois | 1965 | 75 | 7.9 m | |
| PRAIRIE CK | Illinois | 1964 | 75 | 21.6 m | |
| I-74 | Illinois | 1959 | 75 | 56.7 m | |
| LAKE FORK | Illinois | 1964 | 75 | 36.9 m | |
| KISHWAUKEE RIVER | Illinois | 1985 | 75 | 30.8 m | |
| CREEK | Illinois | 1981 | 75 | 9.1 m | |
| STREAM | Illinois | 1964 | 75 | 9.1 m | |
| STEVENS CREEK | Illinois | 1977 | 75 | 29.9 m | |
| SOUTH FORK CREEK | Illinois | 1975 | 75 | 12.8 m | |
| EAGLE SLOUGH DRAIN | Illinois | 1987 | 75 | 15.7 m | |
| DRAINAGE DITCH | Illinois | 1930 | 75 | 6.7 m | |
| TRIB TO CANTEEN CK | Illinois | 1984 | 75 | 8.8 m | |
| WINNEBAGO DITCH | Illinois | 1976 | 75 | 25.8 m | |
| NORTH FORK CREEK | Illinois | 1909 | 75 | 8.5 m | |
| EAST FORK KASKASKIA | Illinois | 1961 | 75 | 30.5 m | |
| N BRANCH CROW CREEK | Illinois | 1959 | 75 | 36.0 m | |
| THENIUS CREEK | Illinois | 1964 | 75 | 24.1 m | |
| N BRANCH CROW CREEK | Illinois | 1962 | 75 | 21.3 m | |
| CREEK | Illinois | 1974 | 75 | 7.9 m | |
| MDL FK SHOAL CR | Illinois | 1969 | 75 | 19.5 m | |
| STREAM N OF OHIO RIV | Illinois | 1900 | 75 | 13.1 m | |
| GROVE CREEK | Illinois | 1900 | 75 | 15.5 m | |
| GROVE CR | Illinois | 1939 | 75 | 8.5 m | |
| DOUGLAS CREEK | Illinois | 1942 | 75 | 7.0 m | |
| SKUNK CREEK | Illinois | 1975 | 75 | 9.4 m | |
| CAMP CREEK | Illinois | 1973 | 75 | 28.8 m | |
| BR. POPE CREEK | Illinois | 1976 | 75 | 8.6 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.