Heavy sherufu isherefu yakajairika mudura rekuchengetedza. Pano, sherefu inorema ndiyo inowanzo shandiswa kuchengeta mapallets kana zvinhu zvakawanda, asi heavy beam type sherufu ndiyo imwe nzira yekureva. Beam type sherufu inonyanya kutsigirwa nematanda, uye mazhinji acho anosarudza danda remhando sherufu yekuchengetedza mapallet. Beam type sherufu i...