Main Street over Maple River
Fair Condition45 years old267 vehicles/day
Location
| State | South Dakota |
| County | Brown |
| Location | West Edge Of Frederick |
| Carries | Main Street |
| Crosses | Maple River |
| Coordinates | 45.83221, -98.51247 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 134.8 ft (41.1 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 382.2 sq m |
| Main Spans | 3 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 267 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000007103073 |