484th AVE HWY 109 over Four Mile Creek
Fair Condition64 years old1,513 vehicles/day
Location
| State | South Dakota |
| County | Minnehaha |
| Location | 3w & 2.3s Valley Springs |
| Carries | 484th AVE HWY 109 |
| Crosses | Four Mile Creek |
| Coordinates | 43.55189, -96.53210 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 117.5 ft (35.8 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 375.9 sq m |
| Main Spans | 5 |
| Year Built | 1962 (reconstructed 2006) |
Traffic
| Avg Daily Traffic | 1,513 (2023) |
| Truck Traffic | 3% |
| 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 | 000000050300203 |