ASTM D4971-2002(2006) 用径向加载76mm(3in)钻孔顶出装置测量岩石变型模量的标准试验方法
ASTM D4971-2002(2006) 标准详情
- 标准号:ASTM D4971-2002(2006)
- 中文标题:用径向加载76mm(3in)钻孔顶出装置测量岩石变型模量的标准试验方法
- 英文标题:Standard Test Method for Determining the In Situ Modulus of Deformation of Rock Using the Diametrically Loaded 76-mm (3-in.) Borehole Jack
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2002
内容简介
Results of this test method are used to predict displacements in rock mass caused by loads from a structure or from underground construction. It is one of several tests that should be performed. Because the jack can apply directed loads, this test m
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