Tr 171 over Sangamon River
Poor Condition76 years old175 vehicles/day
Location
| State | Illinois |
| County | Sangamon |
| Location | 2.0 E Of Clear Lake |
| Carries | Tr 171 |
| Crosses | Sangamon River |
| Coordinates | 39.82301, -89.54447 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 287.1 ft (87.5 m) |
| Max Span | 141.1 ft (43 m) |
| Deck Width | 22.0 ft (6.7 m) |
| Deck Area | 586.2 sq m |
| Main Spans | 2 |
| Year Built | 1950 |
Traffic
| Avg Daily Traffic | 175 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 084310600000000 |