Nfa D604 over Lyon Creek
Good Condition62 years old350 vehicles/day
Location
| State | Tennessee |
| County | Knox |
| Location | Just E Of Us11w-us70 Jct |
| Carries | Nfa D604 |
| Crosses | Lyon Creek |
| Coordinates | 36.02758, -83.72432 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 31.2 ft (9.5 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Width | 21.7 ft (6.6 m) |
| Deck Area | 62.7 sq m |
| Main Spans | 2 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 350 (2020) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 470D6040001 |