462nd Avenue over Big Sioux River
Good Condition34 years old66 vehicles/day
Location
| State | South Dakota |
| County | Hamlin |
| Location | 1w & 0.8s Of Dempster |
| Carries | 462nd Avenue |
| Crosses | Big Sioux River |
| Coordinates | 44.61791, -96.96589 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 112.5 ft (34.3 m) |
| Max Span | 42.7 ft (13 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 322.4 sq m |
| Main Spans | 3 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 66 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000029260128 |