50-120 uchungechunge umnyango, ungenziwa ngokwezifiso: umnyango wecala, umnyango oshelelayo, umnyango wekesi onesikrini sempukane, Umnyango oshelelayo osindayo oneshutha kazibuthe, Okwesibili, iminyango namafasitela e-aluminium kuklanyelwe ukumelana nokugqwala, okubenza balungele ukusetshenziswa. ezindaweni ezinomswakama noma umswakama ophezulu.Ngale nzuzo, abasebenzisi akudingeki bakhathazeke ngokugqwala, ukubola noma ukuxebuka kweminyango namafasitela.