فایل PDF  استاندارد انجام آزمایش برجای  پرسیومتر ی بر اساس استاندارد ASTM D 4719 در 9  صفحه.   Standard Test Method for Prebored Pressuremeter Testing in Soils 1 Scope : This test method covers pressuremeter testing of soils. pressuremeter test is an in situ stress-strain test performed on the wall of a borehole using a cylindrical probe that is expanded radially. To obtain viable test results, disturbance to the borehole wall must be minimized ...

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