Nfa A254 over Rock Creek
Good Condition48 years old430 vehicles/day
Location
| State | Tennessee |
| County | Unicoi |
| Location | Near Erwin |
| Carries | Nfa A254 |
| Crosses | Rock Creek |
| Coordinates | 36.15429, -82.38869 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 38.1 ft (11.6 m) |
| Max Span | 35.4 ft (10.8 m) |
| Deck Width | 18.0 ft (5.5 m) |
| Deck Area | 63.8 sq m |
| Main Spans | 1 |
| Year Built | 1978 (reconstructed 2024) |
Traffic
| Avg Daily Traffic | 430 (2020) |
| Truck Traffic | 4% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 860A2540003 |