-
Iposti yesimo se-H
Unyango lomphezulu lufakwe nge-galvanized eshushu, ukuze kulandelwe i-AASHTO M232 kunye nomgangatho olinganayo ofana ne-AASHTO M111, EN1461 njl.
-
Iposti yesimo esingqukuva
Ipali ifakwe emabaleni, ukuze iqinise kwaye ixhase udonga olukhuselayo. Inganciphisa amandla okubetha ngelixa ingozi isanda.
-
Iposti yesimo se-U
Inqaku eliphambili kukulandela umgangatho we-AASHTO M180, GB-T 31439.1-2015 kunye ne-EN1317.
-
Iposti yesimo se-C
Ukuze ubukhulu be-guardrail bube phakathi kwe-4.0mm ne-7.0mm okanye ulandele imfuno yabathengi.
