Mugaragaza nikimwe mubice bigize ivangwa rya asfalt kandi birashobora gufasha ibikoresho byo kwerekana. Nyamara, umwobo wa mesh kuri ecran akenshi urahagarikwa mugihe cyo gukora. Sinzi niba ibi biterwa na ecran cyangwa ibikoresho. Tugomba kubimenya no kubikumira.

Nyuma yo kwitegereza no gusesengura imikorere yuruganda ruvanga asfalt, birashobora kwemezwa ko gufunga ibyobo bya ecran biterwa nu mwobo muto wa ecran. Niba ibice bigize ibintu ari binini gato, ntibishobora kunyura mu mwobo wa ecran neza kandi guhagarika bizabaho. Usibye iyi mpamvu, niba amabuye arimo umubare munini wibice byamabuye cyangwa inshinge zimeze nkurushinge zegeranye na ecran, ibyobo bya ecran bizaba bifunze.
Muri iki gihe, ibyuma byamabuye ntibizagenzurwa, bizagira ingaruka zikomeye ku mvange y’uruvange, kandi amaherezo biganisha ku bwiza bw’ibicuruzwa bivangwa na asfalt bitujuje ibisabwa. Kugirango wirinde izo ngaruka, gerageza ukoreshe umugozi wicyuma usobekeranye hamwe na diameter ndende, kugirango wongere igipimo cyiza cya ecran kandi urebe neza ubwiza bwa asfalt.