Tr 61 Southmor Roa over Bills Run
Good Condition42 years old350 vehicles/day
Location
| State | Illinois |
| County | Grundy |
| Location | 1.7 M NE Shabbona RD |
| Carries | Tr 61 Southmor Roa |
| Crosses | Bills Run |
| Coordinates | 41.32698, -88.48501 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 51.8 ft (15.8 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 129.6 sq m |
| Main Spans | 1 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 350 (2024) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 922 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 032420100000000 |