225 ST over Rock Ck
Good Condition36 years old35 vehicles/day
Location
| State | South Dakota |
| County | Miner |
| Location | 3s & 2.4e Carthage |
| Carries | 225 ST |
| Crosses | Rock Ck |
| Coordinates | 44.12471, -97.66361 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 20.7 ft (6.3 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 32.1 sq m |
| Main Spans | 2 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 35 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000049094050 |