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U shape post
Cholembacho makamaka kutsatira AASHTO M180, GB-T 31439.1-2015 ndi EN1317 muyezo.
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C mawonekedwe positi
Pakuti makulidwe a guardrail makamaka kudzera 4.0mm kuti 7.0mm kapena kutsatira amafuna makasitomala.
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Chithunzi cha H
The pamwamba mankhwala ndi otentha choviikidwa kanasonkhezereka, kutsatira AASHTO M232 ndi ofanana muyezo monga AASHTO M111, EN1461 etc.
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Chozungulira chozungulira
Chophimbacho chimayikidwa muzitsulo, kuti chitseke ndi kuthandizira chitetezo.Ikhoza kutsitsa mphamvu yamphamvu pamene ngozi ikuchitika.
