
Single-fluid jet grouting with rotary-percussive drilling, including through rock inclusions and rock layers. Jet grouting follows at final depth as the rods are withdrawn and rotated. The cement grout jet performs both soil cutting and mixing.
| Technical data | |
|---|---|
| System diameter | 76.1–114.3 mm |
| Drive | Hydraulic drifter |
| Rod lengths | 500–6000 mm |
| Jet grouting media | Cement grout |
| Jet pressure (process-dependent) | 100–approx. 600 bar |
| Jet grouting nozzle diameter | 2–8.5 mm |
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