240 ST over Rock Ck
Fair Condition21 years old18 vehicles/day
Location
| State | South Dakota |
| County | Miner |
| Location | 7.0s & 6.6w Howard |
| Carries | 240 ST |
| Crosses | Rock Ck |
| Coordinates | 43.90716, -97.66152 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 9 (Excellent) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 45.9 ft (14 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Area | 119 sq m |
| Main Spans | 4 |
| Year Built | 2005 |
Traffic
| Avg Daily Traffic | 18 (2022) |
| Truck Traffic | 9% |
| 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 | 000000049094200 |