39470 274 ST over Choteau Ck
Fair Condition89 years old25 vehicles/day
Location
| State | South Dakota |
| County | Douglas |
| Location | 5.6n 2.7e Of Armour |
| Carries | 39470 274 ST |
| Crosses | Choteau Ck |
| Coordinates | 43.40628, -98.29669 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 70.5 ft (21.5 m) |
| Max Span | 16.1 ft (4.9 m) |
| Deck Width | 27.6 ft (8.4 m) |
| Deck Area | 180.6 sq m |
| Main Spans | 4 |
| Year Built | 1937 |
Traffic
| Avg Daily Traffic | 25 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000022207064 |