Ifomu Lokubumba Elilungiselelwe Ngaphambi Kokwenziwa
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Ifomu Lokwakha Insimbi Elungisiwe
Ifomu le-girder elilungiselelwe kusengaphambili linezinzuzo zokuthi linembile kakhulu, lilula, liyakwazi ukuhoxa, kulula ukulisusa kanye nokusebenza okulula. Lingaphakanyiswa noma lidonswe liye endaweni yokubumba ngokuphelele, futhi lisuswe ngokuphelele noma libe yizicucu ngemva kokuba ukhonkolo usuthole amandla, bese likhipha isikhunta sangaphakathi ku-girder. Lilula ukufaka nokulungisa amaphutha, lisebenza kanzima, futhi lisebenza kahle kakhulu.