Ill 100 over Walnut Creek
Good Condition42 years old1,000 vehicles/day
Location
| State | Illinois |
| County | Scott |
| Location | 1.5mi N Jctil100&106 |
| Carries | Ill 100 |
| Crosses | Walnut Creek |
| Coordinates | 39.64887, -90.57509 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 235.9 ft (71.9 m) |
| Max Span | 90.2 ft (27.5 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 769.3 sq m |
| Main Spans | 3 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 1,000 (2021) |
| Truck Traffic | 30% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 086003900000000 |