Sitasiyo ivanze ya asfalt ifite ibyiza bikomeye nibiranga, byerekanwe hano hepfo.
1. Igishushanyo mbonera cyerekana gukora, umutekano, byihuse kandi byoroshye;
2. Igishushanyo cyihariye cyo kuvanga ibyuma hamwe no kuvanga silinderi itwarwa nimbaraga zikomeye cyane bituma kuvanga byoroshye, byizewe kandi neza;
3. Igikoresho cyo kunyeganyega hamwe na moteri yinyeganyeza yatumijwe mu mahanga itezimbere cyane imikorere kandi igabanya igipimo cyo kunanirwa kwibikoresho;
4. Hatabayeho gukuramo ivumbi, ishyirwa hejuru yingoma muburyo bwumye kugirango igabanye ubushyuhe kandi ibike umwanya na lisansi;
5. Hasi ya silo hashyizwe hamwe, bigabanya cyane ibirenge byibikoresho, kandi mugihe kimwe bigahagarika umwanya wo guterura kumurongo wuzuye wuzuye, bikagabanya igipimo cyo kunanirwa kwibikoresho;
6. Kuzamura igiteranyo no gukoresha imirongo ibiri yo guterura byongera ubuzima bwa serivisi ya lift no kunoza imikorere;
7. Imashini ebyiri-imashini yuzuye igenzura mudasobwa / sisitemu yo kugenzura intoki iremewe, hamwe na progaramu yo kwisuzumisha ikosa ryikora kubikorwa byoroshye kandi bifite umutekano.