Here is a personnal project I did while following courses at CGMA on Houdini destructions. The teacher was Manuel Tausch, senior FX TD and founder of Stormborn Studio.
If you would like to know more about my process here is a full interview on it : https://80.lv/articles/005cg-006sdf-simulating-destruction-in-houdini-at-cgma/
Hadrien Palanca 