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 |
|---|---|---|---|---|---|
| NSRR | Illinois | 1968 | 2,775 | 46.9 m | |
| BNSF RR (004590M) | Illinois | 1930 | 2,750 | 46.6 m | |
| US ROUTE 67 | Illinois | 1946 | 2,750 | 45.9 m | |
| WALNUT CREEK | Illinois | 1940 | 2,750 | 14.9 m | |
| CSXRR (UPRR KCSRR) | Illinois | 1935 | 2,750 | 208.6 m | |
| TRIB KICKAPOO CR | Illinois | 1991 | 2,750 | 15.6 m | |
| FAI 72 | Illinois | 1976 | 2,700 | 78.9 m | |
| GRASSY BRANCH | Illinois | 1973 | 2,700 | 31.7 m | |
| I- 80 | Illinois | 1967 | 2,700 | 69.2 m | |
| LITTLE CRAB ORCH CR | Illinois | 1976 | 2,700 | 28.0 m | |
| REND LAKE | Illinois | 1966 | 2,650 | 64.6 m | |
| CN RR | Illinois | 1955 | 2,650 | 41.8 m | |
| I-55/N OF NORMAL | Illinois | 1962 | 2,650 | 67.3 m | |
| GIRDER BR | Illinois | 1919 | 2,650 | 13.1 m | |
| REND LAKE | Illinois | 1966 | 2,650 | 89.1 m | |
| REND LAKE | Illinois | 1967 | 2,650 | 151.4 m | |
| W Br DuPage River | Illinois | 1992 | 2,650 | 12.8 m | |
| INTERMIT STREAM | Illinois | 1959 | 2,650 | 26.5 m | |
| I-290 - IL 110 & CTA | Illinois | 1953 | 2,650 | 62.2 m | |
| SO BR KISHWAUKEE RIV | Illinois | 1954 | 2,650 | 30.8 m | |
| E BR DU PAGE RIVER | Illinois | 1984 | 2,600 | 16.7 m | |
| ROB ROY CREEK | Illinois | 1966 | 2,600 | 9.1 m | |
| MACKINAW RIVER | Illinois | 1985 | 2,550 | 154.8 m | |
| WOLF CREEK | Illinois | 1955 | 2,550 | 10.2 m | |
| BOONE CREEK | Illinois | 1998 | 2,550 | 25.5 m | |
| SUGAR CR | Illinois | 1964 | 2,550 | 25.0 m | |
| WALNUT CREEK | Illinois | 1921 | 2,550 | 13.1 m | |
| DES PLAINES RIVER | Illinois | 1932 | 2,550 | 114.3 m | |
| DRAINAGE DITCH | Illinois | 1948 | 2,500 | 37.2 m | |
| MISSISSIPPI RIVER | Illinois | 1927 | 2,500 | 1,020.2 m | |
| SANGAMON RIVER | Illinois | 1972 | 2,500 | 43.5 m | |
| SALINE BRANCH DITCH | Illinois | 1980 | 2,450 | 28.4 m | |
| SPOON RIVER | Illinois | 1927 | 2,450 | 112.5 m | |
| CN RR | Illinois | 1954 | 2,450 | 46.3 m | |
| FANCY CREEK | Illinois | 1919 | 2,450 | 7.9 m | |
| I-74 NEAR DOWNS | Illinois | 1968 | 2,450 | 70.4 m | |
| N FORK EMBARRAS R | Illinois | 1954 | 2,450 | 73.0 m | |
| BUTTERFIELD CR | Illinois | 1964 | 2,450 | 9.1 m | |
| HENDERSON CR | Illinois | 1931 | 2,400 | 32.4 m | |
| I-80 | Illinois | 1963 | 2,400 | 82.4 m | |
| HENNEPIN CANAL | Illinois | 1933 | 2,400 | 53.0 m | |
| FRACTION RUN | Illinois | 1968 | 2,400 | 9.1 m | |
| DITCH | Illinois | 1937 | 2,400 | 8.1 m | |
| MUD CREEK | Illinois | 1956 | 2,350 | 32.9 m | |
| SPRING CR | Illinois | 1925 | 2,350 | 12.2 m | |
| STREAM | Illinois | 1937 | 2,350 | 9.1 m | |
| SOLDIERS CREEK | Illinois | 1971 | 2,350 | 30.5 m | |
| POPE CR | Illinois | 1951 | 2,350 | 41.3 m | |
| W BR SALT CREEK | Illinois | 1960 | 2,350 | 8.5 m | |
| REDDICK RUN CR. | Illinois | 1959 | 2,300 | 35.1 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.