Bollards zvitubu zvakamira zvakaiswa munzvimbo dzakaita semigwagwa nemigwagwa yekudzora kupinda kwemotokari uye kudzivirira vanofamba netsoka. Yakagadzirwa kubva kumidziyo yakaita sesimbi isina tsvina, kabhoni simbi, kana plastiki, inopa kusimba kwakanaka uye kuramba kudhumhana.
Traffic bollards inouya yakagadziriswa, inobvisika, inopeta, uye otomatiki ekusimudza mhando. Fixed bollards ndeyekushandisa kwenguva refu, nepo inodhirika uye inopengeka ichibvumira kuwana kwenguva pfupi. Otomatiki ekusimudza mabhora anowanzo shandiswa mune akangwara traffic masisitimu ekuchinjika kudzora mota.
