After the position of the cable there is already visible, then begin digging at both ends of the pipe will be laid position. The process of excavation using excavators.Eksiting cable that was already visible, supported by scaffolding in order not to fall to the ground and to avoid so as not to break up by the excavation activities, don't forget to give the baricade around scaffolding.
Sedang diterjemahkan, harap tunggu..