266 Street over Thunder Ck
Fair Condition33 years old35 vehicles/day
Location
| State | South Dakota |
| County | Tripp |
| Location | 5.3 E Ideal |
| Carries | 266 Street |
| Crosses | Thunder Ck |
| Coordinates | 43.54340, -99.81269 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 160.1 ft (48.8 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 32.8 ft (10 m) |
| Deck Area | 488 sq m |
| Main Spans | 3 |
| Year Built | 1993 |
Traffic
| Avg Daily Traffic | 35 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000062215160 |