473rd Avenue over Ck
Fair Condition51 years old92 vehicles/day
Location
| State | South Dakota |
| County | Brookings |
| Location | 3.8s & 2e Brookings |
| Carries | 473rd Avenue |
| Crosses | Ck |
| Coordinates | 44.25645, -96.74753 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 50.5 ft (15.4 m) |
| Max Span | 49.2 ft (15 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 144.8 sq m |
| Main Spans | 1 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 92 (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 | 000000006190198 |