Soil Boring
2
Takeoff
3
Design
Project Information
| Project Name | Stone Column Ground Improvement – Roundhouse Addition |
| Boring Number | 1 |
| Location | 1602 South 2nd Avenue, Marshalltown, IA |
| Groundwater | 10.0 ft |
| AI Model | gpt-4o |
| Extracted | Dec 15, 2025 17:37 |
Soil Layers
5 layers| Layer | Depth (ft) | Soil Type | SPT N-Value | Description |
|---|---|---|---|---|
| 1 | 0 - 5.0 ft | Lean Clay | 5 (Dense) | FILL: LEAN CLAY, Trace Sand and Gravel, Brown and Dark … |
| 2 | 5.0 - 10.0 ft | Lean Clay | 10 (Dense) | LEAN CLAY, Trace Sand, Brown, Medium Stiff |
| 3 | 10.0 - 15.0 ft | Fine to Medium Sand | 14 (Dense) | FINE TO MEDIUM SAND, Trace Clay, Brown, Medium Dense |
| 4 | 15.0 - 20.0 ft | Sandy Lean Clay | 19 (Dense) | SANDY LEAN CLAY, Trace Gravel, Brown, Stiff, Occasional Sand Seams … |
| 5 | 20.0 - 25.0 ft | Sandy Lean Clay | 18 (Dense) | SANDY LEAN CLAY, Trace Gravel, Dark Gray, Very Stiff to … |