ASTM土的标准贯入和对开管取样标准试验方法.doc

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1、Designation:D1586-99StandardTestMethodforPenetrationTestandSplit-BarrelSamplingofSoils土的标准贯入和对开管取样标准试验方法1.Scope*范围1.1Thistestmethoddescribestheprocedure,generallyknownastheStandardPenetrationTest(SPT),fordrivingasplit-barrelsamplertoobtainarepresentativesoilsampleandameasureofthere

2、sistanceofthesoiltopenetrationofthesampler.1.1该标准试验方法描述标准贯入试验（SPT）程序，推进对开管取样器获取代表性土试样和测量土对贯入取样器的阻力值。1.2Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandd

3、eterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatement,see5.4.1.1.2该标准试验方法没有包含所有的安全问题，即便要，联系实际需要。在使用前确定合适的安全、健康守则和决定其规章制度适用的局限性是使用者的责任。预防性注意条款说明见5.4.1。1.3Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.3数值标准单位为英寸-英镑体系。Note1-Pract

4、iceD6066canbeusedwhentestingloosesandsbelowthewatertableforliquefactionstudiesorwhenahigherlevelofcareisrequiredwhendrillingthesesoils.Thispracticeprovidesinformationondrillingmethods,equipmentvariables;energycorrections,andblow-countnormalization.1.3注释1-当测试水面以下的松散砂用于液化研究或当对钻孔土有更高的

5、要求时，操作规程D6066可以使用。该操作规程有关钻孔方法、设备变化、能量更正和击数标准化。2.ReferencedDocuments参考文件2.1ASTMStandards:D2487PracticeforClassificationofSoilsforEngineeringPurposes(UnifiedSoilClassificationSystem)D2488PracticeforDescriptionandIdentificationofSoils(Visual-ManualProcedure)D4220PracticesforPreserving

6、andTransportingSoilSamplesD4633TestMethodforStressWaveEnergyMeasurementforDynamicPenetrometerTestingSystemsD6066PracticeforDeterminingtheNormalizedPenetrationResistanceTestingofSandsforEvaluationofLiquefactionPotential3.Terminology术语3.1DefinitionsofTermsSpecifictoThisStandard3.1本标准

7、中特定的术语定义：3.7.1anvil-thatportionofthedrive-weightassemblywhichthehammerstrikesandthroughwhichthehammerenergypassesintothedrillrods.3.1.1铁砧—重力推进装配的一部分并将重锤锤击能量传给钻杆。3.1.2cathead-therotatingdrumorwindlassintherope-catheadliftsystemaroundwhichtheoperatorwrapsaropetoliftanddropthehammerby

8、successivelytighteningandl