Tr 230 over Yolk Creek
Good Condition25 years old25 vehicles/day
Location
| State | Illinois |
| County | Brown |
| Location | 2.3 E Cooperstown |
| Carries | Tr 230 |
| Crosses | Yolk Creek |
| Coordinates | 39.96180, -90.56153 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 55.4 ft (16.9 m) |
| Max Span | 52.8 ft (16.1 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 123.4 sq m |
| Main Spans | 1 |
| Year Built | 2001 |
Traffic
| Avg Daily Traffic | 25 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 005321500000000 |