Il 100 (nb) over Piasa Creek
Fair Condition29 years old5,150 vehicles/day
Location
| State | Illinois |
| County | Jersey |
| Location | .7 Mi N Clifton Terr |
| Carries | Il 100 (nb) |
| Crosses | Piasa Creek |
| Coordinates | 38.93902, -90.28890 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 9 (Excellent) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 254.9 ft (77.7 m) |
| Max Span | 84.6 ft (25.8 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 1049.0 sq m |
| Main Spans | 3 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 5,150 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 223 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 042002300000000 |