Tr 284 over Grindstone Creek
Good Condition42 years old10 vehicles/day
Location
| State | Illinois |
| County | McDonough |
| Location | Se-19-t4nr2w |
| Carries | Tr 284 |
| Crosses | Grindstone Creek |
| Coordinates | 40.31053, -90.65880 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 77.1 ft (23.5 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 27.6 ft (8.4 m) |
| Deck Area | 197.4 sq m |
| Main Spans | 1 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 10 (2016) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 055551200000000 |