County Line RD over Mud Creek
Poor Condition67 years old675 vehicles/day
Location
| State | Illinois |
| County | Boone |
| Location | 8.0 Mi NE Belvidere |
| Carries | County Line RD |
| Crosses | Mud Creek |
| Coordinates | 42.29390, -88.70563 |
Condition Ratings
| Overall Condition | Poor |
| Channel/Waterway | 4 (Poor) |
| Culvert | 4 (Poor) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 7.2 ft (2.2 m) |
| Deck Area | 81.3 sq m |
| Main Spans | 3 |
| Year Built | 1959 |
Traffic
| Avg Daily Traffic | 675 (2021) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 004301800000000 |