Twombly Rd. over Br.killbuck Cr.
Good Condition76 years old75 vehicles/day
Location
| State | Illinois |
| County | Ogle |
| Location | 1.0 N. Creston |
| Carries | Twombly Rd. |
| Crosses | Br.killbuck Cr. |
| Coordinates | 41.94972, -88.95898 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 23.6 ft (7.2 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Area | 52.6 sq m |
| Main Spans | 2 |
| Year Built | 1950 |
Traffic
| Avg Daily Traffic | 75 (2022) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 071503600000000 |