Umuyoboro w'icyuma uzunguruka ni ubwoko bw'umuyoboro ufite uruziga rwambukiranya, rufite ahantu hanini ho gukoreshwa.Ntabwo ifite imiterere yihariye gusa, ahubwo ifite nuburyo butandukanye bwo gusaba.
Tekinike: Ibindi, Bishyushye Bishyushye, Ubukonje Buzunguruka, ERW, Umuyoboro mwinshi-weld, Wongeyeho