Aimed at problems existed in testing degree of compaction of the subgrade filled by sand growel presented the modified formula of testing dry specific weight .
针对当前的砂砾填筑路基的压实度检测中存在的问题，提出了现场检测干容重的修正公式。
2
The charge weight, charge placement (in profile) and depth of charges are important factors in design of explosive compaction for saturated loose sand.
装药重量、装药形式、装药的深度是爆炸法密实饱和砂地基设计中比较敏感的设计参数。
3
It is suggested that compaction, volume weight of submerged soil and settling rate may be used as the diagnostic indices of soil settling compactability.