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 |
|---|---|---|---|---|---|
| UNION STATION TRACKS | Illinois | 1913 | 9,600 | 44.6 m | |
| S BR CHICAGO RIV | Illinois | 1913 | 9,600 | 93.1 m | |
| I-57 | Illinois | 1964 | 9,550 | 75.6 m | |
| Eastern Illinois RR | Illinois | 1964 | 9,450 | 89.0 m | |
| CEDAR CR TRIB | Illinois | 1964 | 9,450 | 10.7 m | |
| FAP 824 (US-45) | Illinois | 1963 | 9,450 | 41.9 m | |
| FAP 824(US 45) | Illinois | 1963 | 9,450 | 41.9 m | |
| Eastern Illinois RR | Illinois | 1964 | 9,450 | 89.8 m | |
| GREEN CREEK | Illinois | 1964 | 9,450 | 46.9 m | |
| DRY RUN CREEK | Illinois | 1928 | 9,400 | 36.9 m | |
| DOUGLAS CREEK | Illinois | 1954 | 9,400 | 27.9 m | |
| C & NW RR | Illinois | 1977 | 9,350 | 53.6 m | |
| BOONE CREEK | Illinois | 1969 | 9,300 | 18.8 m | |
| I-290 IKE | Illinois | 1951 | 9,300 | 62.8 m | |
| KEITH CREEK | Illinois | 1915 | 9,300 | 10.5 m | |
| RR TRACKS-WAYMAN ST. | Illinois | 1981 | 9,250 | 173.1 m | |
| I- 55 | Illinois | 1956 | 9,200 | 94.3 m | |
| I-57 | Illinois | 1962 | 9,100 | 68.6 m | |
| SILVER CREEK | Illinois | 1955 | 9,100 | 18.3 m | |
| PRAIRIE CREEK | Illinois | 1967 | 9,050 | 34.1 m | |
| IC RR | Illinois | 1967 | 9,050 | 69.2 m | |
| T.P. & W RR | Illinois | 1967 | 9,050 | 53.0 m | |
| WEST SECOND ST | Illinois | 1967 | 9,050 | 32.6 m | |
| PRAIRIE CR | Illinois | 1967 | 9,050 | 34.1 m | |
| LAKE DECATUR | Illinois | 1961 | 9,000 | 137.9 m | |
| CEDAR CREEK TRIB | Illinois | 1985 | 8,950 | 11.0 m | |
| RICHLAND CREEK | Illinois | 1966 | 8,950 | 30.2 m | |
| I- 90 94 JFK | Illinois | 1959 | 8,900 | 108.8 m | |
| CH R23 | Illinois | 1968 | 8,750 | 82.0 m | |
| CH23R | Illinois | 1968 | 8,750 | 82.0 m | |
| ADDISON CR | Illinois | 1931 | 8,750 | 7.9 m | |
| Louis Creek | Illinois | 1968 | 8,750 | 28.5 m | |
| Louis Creek | Illinois | 1968 | 8,750 | 28.3 m | |
| I-57 | Illinois | 1965 | 8,650 | 79.2 m | |
| I-57 | Illinois | 1965 | 8,650 | 79.2 m | |
| I-290 IKE - IL 110 CKC | Illinois | 1951 | 8,550 | 63.9 m | |
| N FORK KENT CREEK | Illinois | 1959 | 8,500 | 34.8 m | |
| U.P.R.R. | Illinois | 1988 | 8,500 | 51.8 m | |
| I- 90 94 JFK | Illinois | 1959 | 8,500 | 66.5 m | |
| I- 90 94 JFK | Illinois | 1959 | 8,500 | 66.5 m | |
| I-290 - IL 110 & CTA | Illinois | 1953 | 8,450 | 62.2 m | |
| I- 80 | Illinois | 1963 | 8,450 | 99.6 m | |
| US-50 | Illinois | 1968 | 8,350 | 51.2 m | |
| N BR NIPPERSINK CRK | Illinois | 1990 | 8,250 | 39.8 m | |
| I- 94 EDENS | Illinois | 1949 | 8,250 | 68.3 m | |
| SB RAMP TO N 6TH ST | Illinois | 1963 | 8,200 | 62.8 m | |
| ROCK RIVER | Illinois | 1969 | 8,200 | 183.2 m | |
| I- 80 | Illinois | 1965 | 8,200 | 66.0 m | |
| ROCK RUN CREEK | Illinois | 1996 | 8,150 | 42.1 m | |
| BNSF & UPRR KICKAPOO | Illinois | 1935 | 8,100 | 194.5 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.