Iron Lightening RD over Bear Ck
Fair Condition72 years old35 vehicles/day
Location
| State | South Dakota |
| County | Ziebach |
| Location | 0.2 S& 1.5 W Red Elm |
| Carries | Iron Lightening RD |
| Crosses | Bear Ck |
| Coordinates | 45.05364, -101.81336 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 74.1 ft (22.6 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Width | 28.2 ft (8.6 m) |
| Deck Area | 194.4 sq m |
| Main Spans | 3 |
| Year Built | 1954 |
Traffic
| Avg Daily Traffic | 35 (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 | 000000069100288 |