IRR BIA RTE 27 over White River
Fair Condition41 years old2,368 vehicles/day
Location
| State | South Dakota |
| County | County 102 |
| Location | 4 Km N Of Rockyford |
| Carries | IRR BIA RTE 27 |
| Crosses | White River |
| Coordinates | 43.51469, -102.49205 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 196.5 ft (59.9 m) |
| Max Span | 99.1 ft (30.2 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 629.0 sq m |
| Main Spans | 2 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 2,368 (2020) |
| Truck Traffic | 25% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | Bureau of Indian Affairs |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00000000000A112 |