Tr 170 over Trib North Lake
Good Condition7 years old50 vehicles/day
Location
| State | Illinois |
| County | Piatt |
| Location | 3.0 Mi NW Atwood |
| Carries | Tr 170 |
| Crosses | Trib North Lake |
| Coordinates | 39.83413, -88.49049 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 69.6 ft (21.2 m) |
| Max Span | 66.6 ft (20.3 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 173.8 sq m |
| Main Spans | 1 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 50 (2020) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 074331200000000 |