I840 over I840 / West Harpeth Rv
Good Condition22 years old30,377 vehicles/day
Location
| State | Tennessee |
| County | Williamson |
| Location | 0.8 Mi W Jct Sr106&i840 |
| Carries | I840 |
| Crosses | I840 / West Harpeth Rv |
| Coordinates | 35.82122, -86.86590 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 370.1 ft (112.8 m) |
| Max Span | 124.0 ft (37.8 m) |
| Deck Width | 44.0 ft (13.4 m) |
| Deck Area | 1511.5 sq m |
| Main Spans | 3 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 30,377 (2021) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 94SR8400051 |