Qhov zoo ntawm kev siv wrought hlau guardrails yog ib qho teeb meem uas ntau tus neeg siv khoom zoo tau txiav txim siab tsis ntev los no. Hauv qab no yog qhov zoo ntawm kev siv wrought hlau guardrails.
1. Cov qauv ntawm lub guardrail yog qhov ua tiav thiab muaj txiaj ntsig zoo; Nws muaj cov qauv zoo nkauj zoo nkauj thiab tseem muaj txiaj ntsig zoo nkauj hauv kev tsim ntawm nws cov tsos, pab kom zoo nkauj zoo nkauj qhov tseem ceeb ntawm qhov project.
2. Lub practicality ntawm guardrails nyob rau hauv lub tsheb thauj mus los kuj yog cov tswv yim siv cov nyhuv ntawm wrought hlau guardrails; Nws tuaj yeem ua tiav kev thauj mus los, txo cov kev txwv ntawm thaj av, pab txo qis kev siv hauv engineering, thiab cov kev txwv tshwj xeeb.
3. Guardrails muaj zog siv tau thiab yuav tsis cuam tshuam los ntawm struts undulations; Nws tuaj yeem hloov kho tau zoo rau ntau qhov chaw thiab muaj kev ua haujlwm tseem ceeb hauv thaj chaw txawv txav xws li roob thiab qhov chaw siab tshaj, ua tiav cov khoom siv zoo hauv engineering.