"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.
}, ]W/ ;{>z\6N The main issue is densification. The vibro, compaction or other methods are use to densify after filling granular material in the hole.
B *:6U+I W4N$]D= Remember, the sand has no strength without confining stress.
^xq%P2s0 a`T{5*@ 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 ]