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1、GEOGUIDE5GUIDETOSLOPEMAINTENANCEGEOTECHNICALENGINEERINGOFFICECivilEngineeringDepartmentTheGovernmentoftheHongKongSpecialAdministrativeRegionGEOGUIDE5GUIDETOSLOPEMAINTENANCEGEOTECHNICALENGINEERINGOFFICECivilEngineeringDepartmentTheGovernmentoftheHongKongSpe
2、cialAdministrativeRegion2©TheGovernmentoftheHongKongSpecialAdministrativeRegionFirstpublished,July1995Secondedition,September1998Reprinted,October1999Thirdedition,December2003Preparedby:GeotechnicalEngineeringOffice,CivilEngineeringDepartment,CivilEngineer
3、ingBuilding,101PrincessMargaretRoad,Homantin,Kowloon,HongKong.3FOREWORDThisGeoguidepresentsarecommendedstandardofgoodpracticeforthemaintenanceofman-madeslopesandretainingwalls,disturbedterrainfeaturesandnaturalterrainhazardmitigationmeasures.Itisaimedprima
4、rilyattheengineeringprofession,butitwillbeofusetootherpartiesconcernedwithslopesandretainingwallsmaintenance.ThestandardsforthemaintenanceofslopesinHongKongwasfirstgiveninthesecondeditionoftheGeotechnicalManualforSlopespublishedin1984.Theywerelaterupdateda
5、ndexpandedtoproducethefirsteditionofthisGeoguidein1995.SincethepromulgationofthisGeoguide,slopemaintenancehasbeenimplementedinamoresystematicmannerforman-madeslopesandretainingwalls.Theexperiencegainedhasenabledustoconductareviewontherequirementsandstandar
6、dsforslopemaintenanceandledustothisrevision.Thiseditionallowsslopeownerstoaccordmaintenanceeffortstoslopesandretainingwallswithrespecttotheirconsequences.Italsoaddressesotherissuesthathavecomeuplately,includingmaintenancerequirementsfordisturbedterrainfeat
7、uresandmeasuresimplementedforthemitigationofnaturalterrainhazard.Opportunityisalsotakentomakeotherminorcorrectionsandenhancements.ThepreparationofthisrevisionisundertheoveralldirectionofaWorkingGroup.ThemembershipoftheWorkingGroup,givenonthenextpage,includ
8、esrepresentativesfromvariousgovernmentdepartmentswithslopemaintenanceresponsibilityandtheHongKongInstitutionofEngineers.Wideconsultationamongprofessionalbodies,propertymanagementcompanies,propertydevelopmentf