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【多选题】
下列关于城市道路结构的石灰稳定土基层的质量控制，叙述正确的有（ ）。A.
宜采用塑性指数10～15的粉质粘土、粘土，塑性指数大于4的砂性土亦可使用，土中的有机物含量宜小于10%
B.
l～3级的新灰，石灰的技术指标应符合规范要求
C.
磨细生石灰，可不经消解直接使用，块灰应在使用前2～3d完成效解，未能消解的生石灰块应筛除，消解石灰的粒径不得小于10mm
D.
符合《混凝土用水标准》(JGJ63)的规定
E.
不宜使用饮用水或不含油类等杂质的清洁中性水pH值为6～8
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