398th Avenue over Firesteel Ck
Fair Condition56 years old64 vehicles/day
Location
| State | South Dakota |
| County | Davison |
| Location | 4.1n & 1e Mt Vernon |
| Carries | 398th Avenue |
| Crosses | Firesteel Ck |
| Coordinates | 43.77656, -98.24579 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 79.4 ft (24.2 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 25.3 ft (7.7 m) |
| Deck Area | 186.3 sq m |
| Main Spans | 3 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 64 (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 | 000000018040049 |