When fill earth subgrade exercise part by part. The former part's gradient should be less than 1:5. Slope surface must be flat, so that, the construction machine can move from top to bottom.
填土路基分段作业时，先施工路段端部必须留不陡于1：5的坡面，坡面必须整平压实，以便施工机械上下及下段路基施工时开台阶。
Taking macroarea filled soil on alluvial flat after compaction as subgrade for building is very few.
在这样的场地上，大面积新填土，碾压后修建建筑物，还是很少见的。
Taking macroarea filled soil on alluvial flat after compaction as subgrade for building is very few.
在这样的场地上，大面积新填土，碾压后修建建筑物，还是很少见的。
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