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BS EN ISO 22476-4:2021 Geotechnical investigation and testing. Field testing - Prebored pressuremeter test by Ménard procedure >
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BS EN ISO 22476-4:2021 Geotechnical investigation and testing. Field testing - Prebored pressuremeter test by Ménard procedure, 2021
- undefined
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms, definitions and symbols
- 3.1 Terms and definitions
- 3.2 Symbols
- 4 Equipment
- 4.1 General description
- 4.2 Pressuremeter probe
- 4.2.1 General
- 4.2.2 Probe with flexible cover
- 4.2.3 Probe with flexible cover and an additional more rigid protection
- 4.2.4 Probe with flexible cover and slotted tube
- 4.3 Connecting lines and injected fluid
- 4.4 Pressure and volume control unit
- 4.4.1 General
- 4.4.2 Measurement and control
- 4.4.3 Data logger
- 5 Test procedure
- 5.1 Assembling the parts
- 5.2 Calibration and corrections
- 5.3 Pressuremeter test pocket and probe placing
- 5.4 Preparation for testing
- 5.5 Establishing the loading programme
- 5.6 Establishing the pressure of the guard cells for tri-cell probes
- 5.7 Expansion
- 5.7.1 General
- 5.7.2 Readings and recordings
- 5.7.3 End of test
- 5.8 Back-filling of the pockets
- 5.9 Safety requirements
- 6 Test results
- 6.1 Data sheet and field print-out or display
- 6.1.1 Data sheet for type A control unit
- 6.1.2 Site print-out for type B and C control units
- 6.1.3 Raw pressuremeter curve
- 6.2 Corrected pressuremeter curve
- 6.3 Calculated results
- 7 Reporting
- 7.1 General
- 7.2 Field report
- 7.3 Test report
- 7.3.1 General
- 7.3.2 Ménard pressuremeter test report
- 7.3.3 Pressuremeter tests log
- Annex A (normative) Geometrical features of pressuremeter probes
- Annex B (normative) Calibration and corrections
- Annex C (normative) Placing the pressuremeter probe in the ground
- Annex D (normative) Obtaining pressuremeter parameters
- Annex E (normative) Uncertainties
- Annex F (informative) Pressuremeter test records
- Bibliography [Go to Page]
