County Highway #9 over Gray Eagletail Ck
Good Condition66 years old53 vehicles/day
Location
| State | South Dakota |
| County | Mellette |
| Location | 11e & 4.5s Norris |
| Carries | County Highway #9 |
| Crosses | Gray Eagletail Ck |
| Coordinates | 43.40122, -100.98718 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 119.1 ft (36.3 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 315.8 sq m |
| Main Spans | 5 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 53 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000048130322 |