Table 5. Settlements of piles and soil between piles, and soil pressure under different GR configurations.

GR	Settlement of soil between piles (mm)	Settlement of piles (mm)	Soil pressure (kPa)	Pile load (kN)
1-layer geogrid	87	49	160	111.7
2-layer geogrid	66	32	137	154.8
3-layer geogrid	59	23	72	227.5
1-layer geocell	54	22	47	103.9