·201002/03(214/216)TRANSPORTSTANDARDIZATION.1HALFOFFeb./Mar.,2010(No.214/216)2005,,2006“”,、、、。。,,。。,、、。,,。11.1,。,。。,,。,,。(,063000):,,,。:;;PHC;CFG;;:U412.221:B:1002-4786(2010)02/03-0230-03DOI:10.3869/j.1002-4786.2010.02/03.046TreatmentofSoftFoundationinCaofeidianIndustrialDistrictinTangshanCityZHANGXiao-kun(TangshanCaofeidianInfrastructureConstruction&InvestmentCo.,Ltd.,Tangshan063000,China)Abstract:Combiningwithengineeringpractice,inallusiontothecharacteristicsofsoftfoundationandengineeringprojectinCaofeidianIndustrialDistrictinTangshanCity,thetreatmentmeasuresofsomekindsofsoftfoundationaswellastheiradvantagesanddisadvantagesareexpatiatedon,whichcanbeconsultedbypeers.Keywords:softfoundation;liquefaction;PHCpile;CFGpile;corrosivecharacteristics;benefitHIGHWAYCONSTRUCTION&MAINTENANCE230TRANSPORTSTANDARDIZATION.1HALFOFFeb./Mar.,2010(No.214/216)·201002/03(214/216),、,,,。1.24.0m,55m、。。1.2.1:,、,~,~,,,,~。5.6m,5。1.2.2,30m。:,~,,,,,,9m,~。:,~,,,,,20m。:~,,~,,,,,30m。1.2.3。:~,,,,,,,28m~32m。:,,,,,28m~32m。:,,,,,,48m~55m。1.3,3.0m,。。,。,0.5m~1.0m。Cl-+SO42-+K++Na+~,pH7.01~7.93。《》(GB50021-2001),,,Cl-、SO42-;,Cl-、SO42-;,Cl-、SO42-。,,Cl-、SO42-;,Cl-、SO42-;,Cl-、SO42-。2:,,。9m,~,。,,。,,。2.1、,9m,。,,9m,。:;。:,,;;;;。2.220kPa,。HIGHWAYCONSTRUCTION&MAINTENANCE231·201002/03(214/216)TRANSPORTSTANDARDIZATION.1HALFOFFeb./Mar.,2010(No.214/216)。:;。:;;;CFG。2.3CFGCFG。CFG,9m,,。CFG:;;;。CFG:CFG,,;,;;,;、。2.42.4.1PHC,,,、。:;PHC,;;;,;。:;,,,;;。2.4.2,22m,,、。:;;,;;;。:,,,,;CFG,,;;,;、。2.4.3,,,。、、。:;;。:,;,,,;;;;。3,,、,,。,、、、,,,。,,,。[1]GB50021-2001,[S].[2]GB50011-2001,[S].HIGHWAYCONSTRUCTION&MAINTENANCE232TRANSPORTSTANDARDIZATION.1HALFOFFeb./Mar.,2010(No.214/216)·201002/03(214/216)[3]JGJ79-2002,[S].[4].[M].:,1993.[5].[R].:,2009.[6].[R].:,2009.[7].()[R].:,2009.:(1977-),2000,,,。:2009-11-020,,,,。,(,054001):,,。,、、。:;;;:U443.15:A:1002-4786(2010)02/03-0233-02DOI:10.3869/j.1002-4786.2010.02/03.058ApplicationofMisslingLineMeasurement(MLM)ofEntireStationinSidePileLoftingofMountainousHighwayLIANYan-xia(XingtaiHighway&BridgeConstructionGeneralCorporation,Xingtai054001,China)Abstract:Themountainoushighwayengineeringsurveyhypsographyisbig.Sidepileisdifficulttodeterminethroughtraditionalsidepilemethod.MLMofentirestationandprogrammablecalculatorareappliedinroadbedsidepileloftingunderthemountainoustopographycondition.Itispreciser,quickerandmoreconvenient.Keywords:MLM;sideroadpile;lofting;application!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!MEASUREMENT&SUPERVISION233