Table 4 Parameters of numerical model.

From: Research on the influencing factors of the mechanical properties of metro jet system by full-scale test

Parameters

Value

Size

65 mm×65 mm

Porosity

0.15

Slurry density

2500 kg/m3

Soil particle density

1900 kg/m3

Minimum radius of mortar particle

0.3e−3m

Maximum radius of mortar particle

0.3e−3m

Minimum radius of soil particle

0.35e−3m

Maximum radius of soil particle

0.6e−3m