US 21 over Rr Ns
Fair Condition72 years old9,500 vehicles/day
Location
| State | South Carolina |
| County | York |
| Location | 8.2 Mi S Of Rock Hill |
| Carries | US 21 |
| Crosses | Rr Ns |
| Coordinates | 34.84541, -80.93245 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 73.2 ft (22.3 m) |
| Deck Area | 816.2 sq m |
| Main Spans | 3 |
| Year Built | 1954 (reconstructed 1965) |
Traffic
| Avg Daily Traffic | 9,500 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000002101 |