Tr-47 over Calfkiller Creek
Good Condition43 years old100 vehicles/day
Location
| State | Illinois |
| County | Richland |
| Location | 2 Mi NE Olney Lake |
| Carries | Tr-47 |
| Crosses | Calfkiller Creek |
| Coordinates | 38.80589, -88.01094 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very 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 | 41.0 ft (12.5 m) |
| Max Span | 38.1 ft (11.6 m) |
| Deck Width | 24.3 ft (7.4 m) |
| Deck Area | 92.5 sq m |
| Main Spans | 1 |
| Year Built | 1983 |
Traffic
| Avg Daily Traffic | 100 (2022) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 080314600000000 |