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 |
|---|---|---|---|---|---|
| ILLINOIS RIVER | Illinois | 1955 | 5,600 | 1,123.5 m | |
| COVEL CREEK | Illinois | 1960 | 5,550 | 31.2 m | |
| ILL MICH CANAL | Illinois | 1940 | 5,550 | 7.3 m | |
| COVEL CREEK | Illinois | 1953 | 5,550 | 52.4 m | |
| FAP-724 (ILL-37) | Illinois | 1972 | 5,500 | 60.0 m | |
| CASEY FK & UN PAC RR | Illinois | 1972 | 5,500 | 101.2 m | |
| CASEY FK & UN PAC RR | Illinois | 1972 | 5,500 | 101.2 m | |
| Norfolk Southern Railway | Illinois | 1975 | 5,450 | 69.0 m | |
| SO RR 5 W BELLEVILLE | Illinois | 1955 | 5,450 | 29.3 m | |
| Norfolk Southern Railway | Illinois | 1975 | 5,450 | 69.0 m | |
| EMBARRAS R OVERFLOW | Illinois | 1964 | 5,400 | 114.3 m | |
| EMBARRAS RV OVERFLOW | Illinois | 1923 | 5,400 | 257.6 m | |
| BIG MUDDY OVERFLOW | Illinois | 1923 | 5,350 | 10.1 m | |
| FLAG CREEK | Illinois | 1963 | 5,350 | 37.2 m | |
| DES PLAINES RIVER | Illinois | 1963 | 5,300 | 266.1 m | |
| I-290 - IL 110 & CTA | Illinois | 1954 | 5,300 | 94.3 m | |
| ILLINOIS RIVER | Illinois | 1936 | 5,250 | 526.1 m | |
| DILLON CREEK | Illinois | 1962 | 5,200 | 28.3 m | |
| CNIC RR | Illinois | 1983 | 5,150 | 46.0 m | |
| CNIC RR | Illinois | 1974 | 5,125 | 45.7 m | |
| CNIC RR | Illinois | 1974 | 5,125 | 45.7 m | |
| UNION STATION TRACKS | Illinois | 1921 | 5,100 | 237.7 m | |
| BLACK CREEK | Illinois | 1966 | 5,100 | 23.6 m | |
| UNION STATION | Illinois | 1926 | 5,100 | 129.1 m | |
| UNION STATION TRACKS | Illinois | 1926 | 5,100 | 259.4 m | |
| IL 121(FAP 320) | Illinois | 1965 | 5,100 | 42.2 m | |
| DEER CR | Illinois | 1932 | 5,100 | 16.2 m | |
| E FORK LICK CREEK | Illinois | 1962 | 5,000 | 26.2 m | |
| BARRVILLE CREEK | Illinois | 1948 | 4,950 | 12.5 m | |
| KENT CR & RR TRACKS | Illinois | 1982 | 4,900 | 226.8 m | |
| BURTON CREEK | Illinois | 1980 | 4,875 | 101.0 m | |
| LAND | Illinois | 1986 | 4,800 | 212.8 m | |
| TROLLEY CAR TUNNEL | Illinois | 1911 | 4,750 | 32.9 m | |
| MACOUPIN CREEK | Illinois | 1969 | 4,750 | 163.7 m | |
| SPRING CR | Illinois | 1976 | 4,750 | 15.5 m | |
| I-290 & IL 110/CTA/RR | Illinois | 1958 | 4,750 | 119.5 m | |
| WALBRIDGE CREEK | Illinois | 1971 | 4,700 | 10.4 m | |
| WEST OKAW RIVER | Illinois | 1966 | 4,700 | 140.5 m | |
| SOLDIER CR | Illinois | 1961 | 4,650 | 15.2 m | |
| Crabtree Creek | Illinois | 1986 | 4,650 | 10.0 m | |
| HORSE CREEK OVERFLOW | Illinois | 1952 | 4,650 | 41.9 m | |
| CYPRESS CREEK | Illinois | 1931 | 4,650 | 10.3 m | |
| N BR CHICAGO RIVER | Illinois | 1916 | 4,600 | 88.2 m | |
| TURNER CREEK | Illinois | 1938 | 4,550 | 21.0 m | |
| SAND CREEK TRIB | Illinois | 1986 | 4,550 | 38.4 m | |
| DRAINAGE DITCH | Illinois | 1937 | 4,500 | 8.1 m | |
| I-74 | Illinois | 1980 | 4,500 | 127.4 m | |
| MILL CREEK | Illinois | 1932 | 4,450 | 74.3 m | |
| LAND | Illinois | 1977 | 4,450 | 67.7 m | |
| I-74 | Illinois | 1960 | 4,450 | 68.4 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.