Umsebenzi oyinhloko ukulandela i-AASHTO M180, GB-T 31439.1-2015 kanye ne-EN1317 standard.
Izinto zokwakha lokho ikakhulukazi yi-Q235B (S235Jr amandla okukhiqiza angaphezu kuka-235Mpa) kanye ne-Q345B (S355Jr amandla okukhiqiza angaphezu kuka-345Mpa).
Ukuze kube nobukhulu be-guardrail ikakhulukazi kusukela ku-4.0mm kuya ku-7.0mm noma kulandelwe izidingo zamakhasimende.
Ukwelashwa kobuso kufakwe nge-hot dip galvanized, ukuze kulandelwe i-AASHTO M232 kanye nezinga elifanayo njenge-AASHTO M111, EN1461 njll.
Insika ifakwa emagcekeni, ukuze iqinise futhi isekele uthango. Inganciphisa amandla okushaya ngesikhathi ingozi ikhula.