浅谈桥梁钻孔灌注桩质量缺陷的成因及处理

()[],[]ABriefTalkOnTheCausationAndTreatmentOfBridgeBored-pileQualityLimitationGaoJunshengZhangCiyu(RiverBankManagementDepartmentOfHarbinCity)Abstract:Thispaperanalyzestheformingcausationofbridgefoundationlimitation,introducesseveralsuccesstreatmentmethods.Keywords:bored-pile;qualitylimitation;treatment,,,,,,,,,,,,111111111,,,:1111111,,,,,,,,1111112,,,,,,1111113,,,;,,,,,,1111114,,,1111115,,111121111211,,,,1111212,;,,20#,12662005Vol137No11©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.20cm,1220cm,,111121380cm,,,,016m,,,112,,,,,,,,,3,8cm,,113,,,;,2cm(),,2JTJ07198,61311156131116,,:2005-01-06:()()[];,[]ApplicationOfCoordinateCircumrotationInEarthworkSectionMeasurementJiangZongzhi(TaojiangManganeseMineOfHunanProvince)XieZhenbo(ForestDesignAndResearchInstituteOfHeilongjiangProvince)Abstract:Thispaperusesprogrammecalculatortocalculatecurvedataandcoordinatecircumrotation.Usingto2tal-stationequipmentinfieldoperationobservationcantransformthetraditionalsectionmeasurementintocoor2dinatemeasurementofforegonestationsettingsoastoimproveworkingefficiency.Keywords:coordinatecircumrotation;earthworkengineering;sectionmeasurement,,,,,,,;a.,,,;b.,;c.,762005Vol137No11©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.