Highway guardrail ubunzima ngenyawo nganye imisela ixabiso guardrail.highway guardrail iinkcukacha zahlukile, ngoko ubunzima guardrail onguhola wendlela ngenyawo yahlukile.
Ubunzima bendlela yokugada ngonyawo ngalunye bubalwa ngokwahlula ubunzima bendlela yokugada yendlela ngobude bubonke, emva koko iphinda-phindwe ngonyawo olunye, kwaye isiphumo bubunzima bendlela yokugada ngonyawo ngalunye.

highway guardrail ubunzima ngenyawo nganye ayilungiswanga, kuba iinkcukacha kunye nezixhobo ze-guardrail zahlukile, ngoko ke ubunzima buhlukile.

Ubunzima bethiyori yobunzima bendlela yokulinda ngenyawo nganye buncinci kunobunzima bendawo yokugada, kuba ubunzima bentsimbi eChina bubalwa ngokwalo mahluko ulandelayo.

Zininzi izixhobo ezingaphantsi kwe-guardrail, ingekuko ukuba umenzi usebenzisa izinto ezincinci, kodwa ukuba umenzi azenze ngokweemfuno zomthengi, kuba umthengi kufuneka abe ne-guardrail encinci kunye neposi ukugcina inzuzo ukuze wenze iingeniso, ukuze ubunzima bendlela yokugada ngenyawo nganye iya kuba khaphukhaphu.Emva kowama-2014, iimfuno zelizwe zomlindi zingqongqo kakhulu.Ubunzima bendlela yokugada umzila wendlela ngenyawo nganye kufuneka bufikelelwe, kwaye i-anti-corrosion galvanized coating kufuneka ifikelele kuma-600 g/.