The edm file goes in the - Shapes folder
the textures go in the - Textures folder
in the entry file it should have the
mount_vfs_texture_path (current_mod_path.."/Textures")
line.
For testing I don't have textures ZIPped up.
I retextured (sort of) it and just need to do the destroyed model for it.
Only the one on the right (the one that looks like it has more than 10 polygons) is mine... the other one is the current ingame one..
Here's my ramp....
https://www.digitalcombatsimulator.com/en/files/3321138/
You can use the code if you want..... just change the names so no conflicts arise.