39510 284 ST over Choteau Ck
Fair Condition101 years old320 vehicles/day
Location
| State | South Dakota |
| County | Douglas |
| Location | 5.9 W. Delmont |
| Carries | 39510 284 ST |
| Crosses | Choteau Ck |
| Coordinates | 43.26826, -98.28284 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 21.7 ft (6.6 m) |
| Deck Area | 241.6 sq m |
| Main Spans | 4 |
| Year Built | 1925 |
Traffic
| Avg Daily Traffic | 320 (2022) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000022211160 |