processing reliefs with autocad

[sandro.s]

hello to all
premessa 01 recently enrolled in qs forum
I did not find any other posts.
exists a lisp or recommend me some sticker (for autocad)
or mode for:
- overlapping plane reliefs?
- manage and extract sections
- calculation of sterro and carry volumes?
Thank you.

 

[Tristan]

- overlapping plane reliefs?

Isn't that right?

- manage and extract sections

What do you mean "manage"?

- calculation of sterro and carry volumes?

by what method? prismids? stranded sections? . . .