·混凝土搗固。分層搗固,分層高度40~50mm,搗固至表面出漿即可,混凝土搗固后外形呈內高四周低的弧形,以利安裝墊板時排出空氣;
·墊鐵的放置和找平;炷帘砻娌辉倜谒螅胖脡|鐵測定標高,找平找正;標高偏差±0.5mm,水平度≤0.1/100;
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