ASTM D4971-16 PDF
Standard Test Method for Determining In Situ Modulus of Deformation of Rock Using Diametrically Loaded 76-mm (3-in.) Borehole Jack (Withdrawn 2025)
Standard Test Method for Determining In Situ Modulus of Deformation of Rock Using Diametrically Loaded 76-mm (3-in.) Borehole Jack (Withdrawn 2025)
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Дата публикации:
- 7 января 2025 г.
- SKU:
- ASTM D4971-16
Abstract
Significance and Use 5.1 Results of this test method are used to predict displacements in rock mass caused by loads from a structure or from underground construction for the load range that the device can apply. It is one of several tests ...
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