Tr-170 over North Fork
Fair Condition105 years old25 vehicles/day
Location
| State | Illinois |
| County | Marion |
| Location | 3.5 Mi Ese Vernon |
| Carries | Tr-170 |
| Crosses | North Fork |
| Coordinates | 38.78889, -89.01435 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 17.1 ft (5.2 m) |
| Deck Area | 52.5 sq m |
| Main Spans | 1 |
| Year Built | 1921 |
Traffic
| Avg Daily Traffic | 25 (2022) |
| Truck Traffic | 20% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 061309600000000 |