Laboratory;
for;
Geomechanics;
and;
Embankment;
Engineering;
of;
Ministry;
of;
Education;
(Hohai;
University),;
Nanjing;
210098,;
China;
of;
Civil;
and;
Transportation;
Engineering,;
Hohai;
University,;
Nanjing;
210098,;
China;