Isenberg Rd.-tr 18 over Trib. Of Green River
Good Condition36 years old25 vehicles/day
Location
| State | Illinois |
| County | Lee |
| Location | .1 Mi S Montavon RD |
| Carries | Isenberg Rd.-tr 18 |
| Crosses | Trib. Of Green River |
| Coordinates | 41.72881, -89.22875 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (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 | 51.8 ft (15.8 m) |
| Max Span | 48.9 ft (14.9 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 115.3 sq m |
| Main Spans | 1 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 25 (2017) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 052432700000000 |