Tr 20 over Trib. Johns Creek
Good Condition35 years old150 vehicles/day
Location
| State | Illinois |
| County | Warren |
| Location | Nw-8-t11nr3w |
| Carries | Tr 20 |
| Crosses | Trib. Johns Creek |
| Coordinates | 40.96471, -90.76601 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very 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 | 41.0 ft (12.5 m) |
| Max Span | 39.0 ft (11.9 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 106.2 sq m |
| Main Spans | 1 |
| Year Built | 1991 |
Traffic
| Avg Daily Traffic | 150 (2021) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 094530700000000 |