地基基础检测 技术 Compressive Strength Testing of Core Sample for Foundation Testing Technology-芯 样抗压强度检86课件讲解.pptx

地基基础检测技术芯样抗压强度检测

CompressiveStrengthTestingofCoreSampleforFoundationTestingTechnology

芯样试件的截取与加工

CuttingandProcessingofCoreSamples01芯样试件抗压强度试验

Compressivestrengthtestofcoresamples02

芯样试件的截取与加工

CuttingandProcessingofCoreSamples0101

芯样试件的截取与加工

CuttingandProcessingofCoreSamples磨平法

Levelingmethod补平法

Complementarylevelingmethod样品标记

Samplemarking切割加工

CuttingandProcessing端面修整

Endfacefinishing尺寸测量

Dimensionalmeasurement项目名称/桩号/孔号/

Projectname/PileNo./BoreholeNo./芯样编号/取样深度/

CoresampleNo./Samplingdepth/芯样名称/取样时间/取样人

Nameofcoresample/Samplingtime/Samplingperson

芯样试件的截取与加工

CuttingandProcessingofCoreSamples1.截取混凝土抗压芯样试件

1.Thecuttingofconcretecompressivecoresamples＜10m10m~30m＞30m每孔应截取2组芯样

2setsofcoresamplesshallbetakenfromeachhole每孔截取3组芯样

3setsofcoresamplesshallbetakenfromeachhole每孔截取不少于4组芯样

Atleast4setsofcoresamplesshallbetakenfromeachhole

芯样试件的截取与加工

CuttingandProcessingofCoreSamples等间距截取

Equidistantinterception上部芯样

Coresampleofupperpart中间芯样

Intermediatecoresample下部芯样

Coresampleoflowerpart不宜大于1倍桩径或超过2m

Itshouldnotbegreaterthan1pilediameteror2m不宜大于1倍桩径或超过2m

Itshouldnotbegreaterthan1pilediameteror2m1.截取混凝土抗压芯样试件

1.Thecuttingofconcretecompressivecoresamples

芯样试件的截取与加工

CuttingandProcessingofCoreSamples缺陷位置能取样时，应截取1组芯样进行混凝土抗压试验。

Takeonesetofcoresamplestoperformconcretecompressivetestifsamplingisallowablefromadefectivelocation.缺陷部位

Defectiveparts

芯样试件的截取与加工

CuttingandProcessingofCoreSamples蜂窝麻面、沟槽等缺陷部位

Honeycombpits,grooveandotherdefectiveparts较正常胶结的混凝土芯样强度低

islowerthanthatofnormallycementedconcretecoresamples

芯样试件的截取与加工

CuttingandProcessingofCoreSamples在其他孔的该深度处，截取1组芯样进行混凝土抗压强度试验。

Atthatdepthinotherholes,1setofcoresamplesweretakenforconcretecompressivestrengthtest.缺陷部位

Defectiveparts钻芯孔数大于1个

Morethan1numberofthecoredrillinghole

芯样试件的截取与加工

Cuttingand