Tr 423 over Little Grassy Creek
Fair Condition48 years old650 vehicles/day
Location
| State | Illinois |
| County | Williamson |
| Location | 6 Mi SW Of Cartervil |
| Carries | Tr 423 |
| Crosses | Little Grassy Creek |
| Coordinates | 37.66160, -89.11893 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 91.9 ft (28 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 22.6 ft (6.9 m) |
| Deck Area | 193.2 sq m |
| Main Spans | 3 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 650 (2021) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100309800000000 |