I-Bollard Ezenzakalelayo

Ama-bollard azenzakalelayo (abizwa nangokuthi ama-bollard ajikijelekayo noma ama-bollard kagesi noma ama-bollard e-hydraulic) ayizithiyo zokuphepha, uhlobo lwensika yokuphakamisa eyenzelwe ukulawula ukufinyelela kwemoto.
Isebenza ngokulawula okude noma uhlelo lokusebenza lwefoni noma inkinobho yokucindezela, ingahlanganiswa nesithiyo sokupaka, isibani sethrafikhi, i-alamu yomlilo, ukuqashelwa kwepuleti lelayisense, uhlelo lwekhamera yokuphatha isakhiwo.