167th(170th)st over Thorn Creek
Poor Condition91 years old10,200 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 0.4 M E I94 P24 |
| Carries | 167th(170th)st |
| Crosses | Thorn Creek |
| Coordinates | 41.58655, -87.57561 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 102.4 ft (31.2 m) |
| Max Span | 48.2 ft (14.7 m) |
| Deck Width | 67.9 ft (20.7 m) |
| Deck Area | 645.8 sq m |
| Main Spans | 2 |
| Year Built | 1935 (reconstructed 1985) |
Traffic
| Avg Daily Traffic | 10,200 (2022) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016309500000000 |