387th Avenue over Elm River
Good Condition28 years old98 vehicles/day
Location
| State | South Dakota |
| County | Brown |
| Location | 0.5n Of Westport |
| Carries | 387th Avenue |
| Crosses | Elm River |
| Coordinates | 45.65618, -98.49724 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 148.6 ft (45.3 m) |
| Max Span | 51.5 ft (15.7 m) |
| Deck Width | 32.5 ft (9.9 m) |
| Deck Area | 448.5 sq m |
| Main Spans | 3 |
| Year Built | 1998 |
Traffic
| Avg Daily Traffic | 98 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000007110195 |