I-tunnel forwork
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I-tunnel forwork
I-tunnel forwork luhlobo lohlobo lohlobo oluhlanganisiweyo, oludibanisa umsebenzi wokudonga lwendawo kunye nomgangatho wendawo yokuphosaka kwindawo yokwakhiwa kwesimo sendlela enkulu, ukuze ixhase umsebenzi we-forkork kube kanye, tie Ibha yentsimbi kanye, kwaye wagalela udonga kwaye wenza umsebenzi kube kanye ngexesha elinye. Ngenxa yemo eyongezelelweyo yale fomu ifana nomjelo oxande, ibizwa ngokuba yi-tunnel forwork.