Table 3 The slope (sensitivity) of each fitted line in Fig. 8

From: Study on the differences between Hoek–Brown parameters and equivalent Mohr–Coulomb parameters in the calculation slope critical acceleration and permanent displacement

β(°)

H(m)

Type of △Ac

σci(MPa)

GSI

mi

D

30

10

HB(Ac)-1#(Ac)

0.37

1.39

1.05

− 1.96

HB(Ac)-2#(Ac)

− 0.04

0

2.52

0

20

HB(Ac)-1#(Ac)

0.91

2.32

1.13

− 3.62

HB(Ac)-2#(Ac)

0

− 1.36

2.45

1.09

30

HB(Ac)-1#(Ac)

1.12

3.54

1.25

− 5.36

HB(Ac)-2#(Ac)

− 0.72

− 0.36

0

1.54

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