Ebunjiniyela bethrafikhi, i-highway guardrail ingase ivimbele imoto enhlanhlathayo ukuthi ingabambi izithiyo eziseceleni komgwaqo okungenzeka ukuthi zenziwe umuntu (izakhiwo zezimpawu, ama-colvert inlet, izigxobo ezisetshenziswayo) noma ezemvelo (izihlahla, ukusika amatshe), ukubaleka emgwaqeni futhi zehle umqansa. ugongolo, noma ukuchezuka endleleni...
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