Tr 439 over Cahokia CR
Good Condition46 years old175 vehicles/day
Location
| State | Illinois |
| County | Macoupin |
| Location | 1/4 M S Sawyerville |
| Carries | Tr 439 |
| Crosses | Cahokia CR |
| Coordinates | 39.06771, -89.78959 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 181.4 ft (55.3 m) |
| Max Span | 58.7 ft (17.9 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 503.2 sq m |
| Main Spans | 3 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 175 (2021) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 059327100000000 |