151st Avenue over Trib To Box Elder Ck
Good Condition86 years old475 vehicles/day
Location
| State | South Dakota |
| County | Pennington |
| Location | 1.8e 0.4n Box Elder |
| Carries | 151st Avenue |
| Crosses | Trib To Box Elder Ck |
| Coordinates | 44.11631, -103.03031 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 32.2 ft (9.8 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 85.3 sq m |
| Main Spans | 1 |
| Year Built | 1940 (reconstructed 1990) |
Traffic
| Avg Daily Traffic | 475 (2022) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000052510276 |