Ll Road/tr121 over Richland Creek
Good Condition45 years old350 vehicles/day
Location
| State | Illinois |
| County | Monroe |
| Location | 5 Mi. SE Of Hecker |
| Carries | Ll Road/tr121 |
| Crosses | Richland Creek |
| Coordinates | 38.25193, -89.95949 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 71.9 ft (21.9 m) |
| Deck Width | 24.3 ft (7.4 m) |
| Deck Area | 270.8 sq m |
| Main Spans | 2 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 350 (2024) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 222 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 067310900000000 |