"挤密碎石桩", When we use this soil improvement method. "碎石" we always use. But forget "挤密", how to densify the soil? " 碎石"(granualr material) is for drainage in this site.
&~U ] ~;@ %3''}Y5
The main issue is densification. The vibro, compaction or other methods are use to densify after filling granular material in the hole.
y Fq&8 x<X LC!bIm5' Remember, the sand has no strength without confining stress.
0NX,QD fL7xq$K If the CPT value is not meet the requirement, it may be less densification when construction.
[ 此贴被mano在2007-08-25 11:03重新编辑 ]