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ti gao biao zhun guan ru shi yan jing du de zhu yao cuo shi
Author(s): 
Pages: 55-59
Year: Issue:  1
Journal: Hydrogeology and Engineering Geology

Keyword:  铁砧触探杆标贯试验吊锤标准贯入试验钢球锤击数土层落锤试验资料;
Abstract: <正> 一、前言 标准贯入试验是当前国内外勘察松软土地基常用的一种原位测试方法。标准贯入试验又叫重型(1)重力触探,简称标贯试验。它是利用63.5kg重的吊锤以760mm高度自由落下,打击触探杆上的铁砧,并通过触探杆将冲击力传递到位于孔底的贯入器刃口上,使它贯入到孔底被测试的土层中,如图1所示。标贯试验
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