Kutheni i-asphalt ifuna ukufudunyezwa

Ukufudumala kwe-asphalt kuququzelela ukuhanjiswa kwayo kwisixhobo sotywala, ukwandisa ubumanzi bayo.

Oku kuhamba kwandayo kuvumela i-asphalt ukuba ingene kwiipores kunye nemingxuma ngokufanelekileyo, ngaloo ndlela iphucula kakhulu amandla ayo okuthintela amanzi.