1. Tsanganana vy, Beam: I beams with hot dip galvanization
2. Fitaovana akoho amam-borona: silo fahana lehibe, tranom-borona sy rafitra, tsipika famahanana, rafitra fisotroana, rafitra fanadiovana zezika mandeha ho azy, fanangonana atody, rivotra, fanaraha-maso ny tontolo iainana ary jiro
