According to previous ACI [7] and AASHTO codes [8],crack widths should be kept below330lm as outdoor exposure limit for durability.Based on water permeability test data (e.g.[9]),concrete cracks below 100lm have the same coefficient of permeability a
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![According to previous ACI [7] and AASHTO codes [8],crack widths should be kept below330lm as outdoor exposure limit for durability.Based on water permeability test data (e.g.[9]),concrete cracks below 100lm have the same coefficient of permeability a](/uploads/image/z/12651947-35-7.jpg?t=According+to+previous+ACI+%5B7%5D+and+AASHTO+codes+%5B8%5D%2Ccrack+widths+should+be+kept+below330lm+as+outdoor+exposure+limit+for+durability.Based+on+water+permeability+test+data+%28e.g.%5B9%5D%29%2Cconcrete+cracks+below+100lm+have+the+same+coefficient+of+permeability+a)
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