Black Quarter Tr 1 over Silver CR
Poor Condition65 years old50 vehicles/day
Location
| State | Illinois |
| County | St. Clair |
| Location | 1.0 Mi N Ill 13 |
| Carries | Black Quarter Tr 1 |
| Crosses | Silver CR |
| Coordinates | 38.34206, -89.88016 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 3 (Serious) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 151.9 ft (46.3 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 370.4 sq m |
| Main Spans | 5 |
| Year Built | 1961 |
Traffic
| Avg Daily Traffic | 50 (2023) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 082407600000000 |