227 ST over Rock Ck
Good Condition24 years old10 vehicles/day
Location
| State | South Dakota |
| County | Miner |
| Location | 4s & 6.3w Howard |
| Carries | 227 ST |
| Crosses | Rock Ck |
| Coordinates | 43.95081, -97.65699 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 42.0 ft (12.8 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 101.1 sq m |
| Main Spans | 4 |
| Year Built | 2002 |
Traffic
| Avg Daily Traffic | 10 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000049097170 |