Ndị ọrụ anyị na-akwakọba igwe na-adọba ụgbọala.A kwakọbara ya stịpụ abụọ dị ka otu ngwugwu.Ebuli ebe a na-adọba ụgbọala na-adọba ụgbọala bụ hydraulic mbanye.Ọ nwere ike ibuli naanị sedan dị elu, enwere ike ịhazigharị elu elu.Ọ dabara nke ọma na okpuru ulo nwere obere uko ụlọ.
Oge nzipu: Mee-18-2022