Research Article
Development of Ground Freezing System for Undisturbed Sampling of Granular Soils
Figure 8
Ground freezing system installation procedure. (a) Freezing pipe insertion, (b) inserted freezing pipe, (c) installation of LN2 supply system, (d) LN2 supply connected to freezing pipe, (e) pipe insulation, (f) LN2 supply, (g) automated control panel, and (h) freezing pipe after LN2 supply.
| (a) |
| (b) |
| (c) |
| (d) |
| (e) |
| (f) |
| (g) |
| (h) |