Rhino embankment into terraces

[Tika]

I had done this ages ago but now the process completely escapes me. I want an embankment that turns into terraces (all as one surface). Please see image and file attached. Any help will be greatly appreciated. TIA

Test 02.3dm (3.5 MB)

[theoutside (Kyle Houchens)]

something like this?

two rail sweep with one stepped profile and one flat.