378 AVE over West Firesteel Ck
Poor Condition90 years old62 vehicles/day
Location
| State | South Dakota |
| County | Aurora |
| Location | 8.5n 4.7e White Lake |
| Carries | 378 AVE |
| Crosses | West Firesteel Ck |
| Coordinates | 43.85503, -98.61773 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 3 (Serious) |
| Superstructure | 5 (Fair) |
| Substructure | 3 (Serious) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 146.0 ft (44.5 m) |
| Max Span | 36.1 ft (11 m) |
| Deck Width | 27.2 ft (8.3 m) |
| Deck Area | 369.4 sq m |
| Main Spans | 4 |
| Year Built | 1936 |
Traffic
| Avg Daily Traffic | 62 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 12 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 000000002097056 |