Is 70 E over Grindstone CR
Fair Condition77 years old47,500 vehicles/day
Location
| State | Missouri |
| County | Boone |
| Location | S 11 T 48 N R 12 W |
| Carries | Is 70 E |
| Crosses | Grindstone CR |
| Coordinates | 38.96001, -92.23594 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 39.0 ft (11.9 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Area | 145.2 sq m |
| Main Spans | 3 |
| Year Built | 1949 (reconstructed 1978) |
Traffic
| Avg Daily Traffic | 47,500 (2024) |
| Truck Traffic | 30% |
| Lanes On Bridge | 4 |
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 | 6210 |