I090 over Boxelder Ck
Good Condition32 years old26,980 vehicles/day
Location
| State | South Dakota |
| County | Pennington |
| Location | 1.6 E US 16 B Interch |
| Carries | I090 |
| Crosses | Boxelder Ck |
| Coordinates | 44.11151, -103.12353 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 150.9 ft (46 m) |
| Max Span | 39.4 ft (12 m) |
| Deck Width | 142.7 ft (43.5 m) |
| Deck Area | 2,001 sq m |
| Main Spans | 4 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 26,980 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000052463280 |