Hello,
yes you are right! I've solved my problem changing the model property.
You know that in tunnelling with tbm there is always a loss of volume because the excavation diameter is major than the lining external diameter. In my model i filled that volume with a grout that is completely in...
Hello, I'm grateful to you because I read all your usefull posts for my work. So, I'm modelling a classical 3d step by step excavation of a circular shallow tunnel with concrete lining installation after the tbm moving step.
All of this happens in a non cohesive soil wich is set up in abaqus...