N Elizabeth Route over Plum River
Good Condition65 years old450 vehicles/day
Location
| State | Illinois |
| County | Carroll |
| Location | 4miles NW Mt.carroll |
| Carries | N Elizabeth Route |
| Crosses | Plum River |
| Coordinates | 42.14854, -90.05235 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 259.2 ft (79 m) |
| Max Span | 76.4 ft (23.3 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 718.9 sq m |
| Main Spans | 4 |
| Year Built | 1961 (reconstructed 2000) |
Traffic
| Avg Daily Traffic | 450 (2021) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 008310800000000 |