Tr 212 over Porterfield Creek
Good Condition36 years old100 vehicles/day
Location
| State | Illinois |
| County | Union |
| Location | 2.5 Mi NE Of Dongola |
| Carries | Tr 212 |
| Crosses | Porterfield Creek |
| Coordinates | 37.39605, -89.12919 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 31.8 ft (9.7 m) |
| Max Span | 28.9 ft (8.8 m) |
| Deck Width | 24.3 ft (7.4 m) |
| Deck Area | 71.8 sq m |
| Main Spans | 1 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 100 (2020) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 421 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 091318500000000 |