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三成分コーン貫入試験(CPT)は、三つの成分(先端抵抗・間隙水圧・周面摩擦力)を測定できる「コーン」を、油圧で静的に貫入して、地盤の支持力・圧密評価、土質判別や液状化判定を行うことができます。
試験機を小型化したため、小規模建築物の特に軟弱地盤の調査に適しています。
弊社では、自社班が千葉県船橋市の拠点から出発して、首都圏の三成分コーン貫入試験(CPT)を実施しています。
※弊社の三成分コーン貫入試験(CPT)及び解析は、株式会社設計室ソイルの指導に基づいて実施しています。
![](https://image.jimcdn.com/app/cms/image/transf/dimension=997x10000:format=jpg/path/s8c7720fb856d18df/image/i48a11650c9a9b518/version/1662014708/image.jpg)
![CPT調査状況](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/i1a165c4da871c5c9/version/1662017296/image.jpg)
![貫入ロッド](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/ifab7c34485992836/version/1662017330/image.jpg)
![三成分コーン準備](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/i58589e84d8830dc8/version/1662019368/image.jpg)
![三成分コーンセッティング](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/ic1837bc362bc8533/version/1662019412/image.jpg)
![コーン貫入状況](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/ia146d14bf8933a00/version/1662019478/image.jpg)
![データ収集装置モニター](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/ie76344f1add1e72a/version/1662019443/image.jpg)
三成分コーン貫入試験 報告書例
![先端抵抗・周面摩擦・間隙水圧](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/i0c4244e93d4d4b50/version/1662020273/image.jpg)
![土質分析](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/i7cf564c7b303dece/version/1662022094/image.jpg)
![強度特性](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/id323cca7abd33908/version/1662022099/image.jpg)
![圧密特性](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/i7f0e62c5c09dabdf/version/1662022104/image.jpg)
![液状化特性](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/i4a2458b31a19a725/version/1662022111/image.jpg)
![液状化特性](https://image.jimcdn.com/app/cms/image/transf/dimension=529x10000:format=jpg/path/s8c7720fb856d18df/image/i5da081e64ef4c367/version/1662022115/image.jpg)
![総合判断](https://image.jimcdn.com/app/cms/image/transf/dimension=568x10000:format=jpg/path/s8c7720fb856d18df/image/ib1067752c2dc537d/version/1662022120/image.jpg)