Experimental and Numerical Investigation on the Effects of Foundation Pit Excavation on Adjacent Tunnels in Soft Soil

Table 3

Parameters of the HSS model.

Parameters	Values
(kPa)	2.67
(°)	23°
P^ref (kPa)	100^(20)
	0^(20)
M	0.8^(21)
	0.2^(20)
Rf	0.9^(22)
(kPa)	2200
(kPa)	3190
(kPa)	20030
(kPa)	80120^(23)
	7.8 × 10^−4(20)