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 |
|---|---|---|---|---|---|
| MIDDLE FORK VERM RIV | Illinois | 1910 | 10 | 46.7 m | |
| DRAINAGE DITCH | Illinois | 1909 | 10 | 7.3 m | |
| BR NORTH CREEK | Illinois | 1920 | 10 | 11.6 m | |
| BR NORTH CREEK | Illinois | 1915 | 10 | 11.3 m | |
| STREAM | Illinois | 1923 | 10 | 10.1 m | |
| STREAM | Illinois | 1921 | 10 | 13.1 m | |
| UNNAMED STREAM | Illinois | 1921 | 10 | 24.1 m | |
| EAGLE SLOUGH DRAINAG | Illinois | 1915 | 10 | 14.6 m | |
| LITTLE DRY FORK | Illinois | 1930 | 10 | 10.4 m | |
| STREAM | Illinois | 2009 | 10 | 10.0 m | |
| I-39/US 51 | Illinois | 1986 | - | 125.4 m | |
| BIG BUREAU CREEK | Illinois | 1939 | - | 25.3 m | |
| Meridosia Ditch | Illinois | 1901 | - | 8.2 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.