W-Beam Highway Guardrail Tukinga Arai mo te Haumaru Waka

Whakaahuatanga Poto:

He mea hanga mai i te rino Q345B kaha-nui, ko o tatou arai tukinga arai piauau e whakaatu ana i te mutunga piauau wera-toua, e whakapumau ana i te aukati waikura. Ko te hoahoa kōtaha W-beam he whakaniko i te tika o te hanganga, he pai te tango i te kaha o te paanga ki te whakaiti i te kino o te waka me te tiaki i nga kaiwhakamahi rori.