US 63 S over Grindstone CR
Good Condition24 years old24,883 vehicles/day
Location
| State | Missouri |
| County | Boone |
| Location | S 20 T 48 N R 12 W |
| Carries | US 63 S |
| Crosses | Grindstone CR |
| Coordinates | 38.92689, -92.29474 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 9 (Excellent) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 230.0 ft (70.1 m) |
| Max Span | 85.0 ft (25.9 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 911.3 sq m |
| Main Spans | 3 |
| Year Built | 2002 |
Traffic
| Avg Daily Traffic | 24,883 (2024) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 29000 |