Tr-71 (aldrich Rd) over S Br Kishwaukee Rv
Poor Condition76 years old75 vehicles/day
Location
| State | Illinois |
| County | DeKalb |
| Location | 2850n 1185e |
| Carries | Tr-71 (aldrich Rd) |
| Crosses | S Br Kishwaukee Rv |
| Coordinates | 42.04569, -88.71867 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 3 (Serious) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 169.3 ft (51.6 m) |
| Max Span | 64.0 ft (19.5 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 376.7 sq m |
| Main Spans | 3 |
| Year Built | 1950 |
Traffic
| Avg Daily Traffic | 75 (2021) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 019440100000000 |