Tunnel Mill Road over Polk Run
Fair Condition86 years old780 vehicles/day
Location
| State | Indiana |
| County | Clark |
| Location | 00.10 SW Of Zimmerman Roa |
| Carries | Tunnel Mill Road |
| Crosses | Polk Run |
| Coordinates | 38.50538, -85.58537 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 22.3 ft (6.8 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 24.6 ft (7.5 m) |
| Deck Area | 51 sq m |
| Main Spans | 1 |
| Year Built | 1940 (reconstructed 1965) |
Traffic
| Avg Daily Traffic | 780 (2018) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 1000104 |