Projekta Nr.ISO 22476-16:2024
Nosaukums<p class="MsoBodyText"><span lang="EN-GB">This document is applicable to the borehole shear test using the phicometer procedure, commonly named the phicometer test (etymologically derived from phi for friction angle, co for cohesion and meter for measurement).</span></p> <p class="MsoBodyText"><span lang="EN-GB">The test can be performed in all types of natural soils, fills and artificial soils, which can be saturated or not.</span></p> <p class="MsoBodyText"><span lang="EN-GB">It does not apply to very soft fine soils, very loose coarse soils, medium strong to very strong rocks and natural or artificial soils with a predominance of cobbles having a particle diameter greater than 150 mm.</span></p> <p class="MsoBodyText"><span lang="EN-GB">Generally, the test is applicable in soils with an order of magnitude of their in situ resistance characteristics as follows:</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">Ménard pressuremeter limit pressure: 0,4 MPa &lt; p<sub>lM</sub> &lt; 3,5 MPa approximately or more than 4 MPa in granular non-cohesive soils;</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">CPT Cone resistance: 1,5 MPa &lt;qc &lt;15 MPa approximately, depending on the type of soil (see Annex E);</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">SPT N: 8 &lt;N &lt;50 approximately, depending on the type of soil (see Annex E).</span></p> <p class="MsoBodyText"><span lang="EN-GB">The test can also be carried out in soils presenting a resistance outside these application limits as long as the representativeness of the results is assessed or validated by the analysis of the PBST graphs (see Clause 8).</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document applies only to tests carried out at a depth less than or equal to 30 m.</span></p> <p class="MsoBodyText"><span lang="EN-GB">The parameters derived from this test are the shear strength properties, as the cohesion and angle of friction.</span></p>
Reģistrācijas numurs (WIID)78943
Darbības sfēra<p class="MsoBodyText"><span lang="EN-GB">This document is applicable to the borehole shear test using the phicometer procedure, commonly named the phicometer test (etymologically derived from phi for friction angle, co for cohesion and meter for measurement).</span></p> <p class="MsoBodyText"><span lang="EN-GB">The test can be performed in all types of natural soils, fills and artificial soils, which can be saturated or not.</span></p> <p class="MsoBodyText"><span lang="EN-GB">It does not apply to very soft fine soils, very loose coarse soils, medium strong to very strong rocks and natural or artificial soils with a predominance of cobbles having a particle diameter greater than 150 mm.</span></p> <p class="MsoBodyText"><span lang="EN-GB">Generally, the test is applicable in soils with an order of magnitude of their in situ resistance characteristics as follows:</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">Ménard pressuremeter limit pressure: 0,4 MPa &lt; p<sub>lM</sub> &lt; 3,5 MPa approximately or more than 4 MPa in granular non-cohesive soils;</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">CPT Cone resistance: 1,5 MPa &lt;qc &lt;15 MPa approximately, depending on the type of soil (see Annex E);</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">SPT N: 8 &lt;N &lt;50 approximately, depending on the type of soil (see Annex E).</span></p> <p class="MsoBodyText"><span lang="EN-GB">The test can also be carried out in soils presenting a resistance outside these application limits as long as the representativeness of the results is assessed or validated by the analysis of the PBST graphs (see Clause 8).</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document applies only to tests carried out at a depth less than or equal to 30 m.</span></p> <p class="MsoBodyText"><span lang="EN-GB">The parameters derived from this test are the shear strength properties, as the cohesion and angle of friction.</span></p>
StatussStandarts spēkā
ICS grupa93.020