The use of sea dredged aggregate in reinforced concrete might cause corrosion of rebar, cracking and spalling of concrete and eventually endanger the safety of structure.

 
  • 摘要钢筋混凝土掺用海砂以致混凝土中氯离子含量过高使得钢筋生锈、混凝土龟裂、崩裂,影响居住安全及结构安全。
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