Cavity expansion theory is a simple theory that has found many applications in geotechnical engineering in particular it has been used widely to analyse problems relating to deep foundations in situ testing underground excavation and tunnelling and wellbore instability although much. Cavity expansion methods in geomechanics hai sui yu auth cavity expansion theory is a simple theory that has found many applications in geotechnical engineering in particular it has been used widely to analyse problems relating to deep foundations in situ testing underground excavation and tunnelling and wellbore instability although . Cavity expansion theory is a simple theory that has found many applications in geotechnical engineering in particular it has been used widely to analyse problems relating to deep foundations in situ testing underground excavation and tunnelling and wellbore instability. Cavity expansion methods in geomechanics by hai sui yu school ofcivil engineering university ofnottingham u k springer science business media by library of congress cataloging in publication data isbn 978 90 481 4023 7 isbn 978 94 015 9596 4 ebook doi 101007 978 94 015 9596 4