冲击法软土地基的处理程序

ContractTitle合同标题ShanghaiSeccoPetrochemicalCompanyLimited上海赛科石油化工有限责任公司IntegratedProjectManagementTeam一体化项目管理组Caojing,Shanghai,PRChina中国上海漕泾DocumentTitle文件标题dynamicsoilcompaction冲击法软地基处理PR-00-SIJ-SE-0028A00ApprovedforImplementation批准实施MichaelTousignant16/09/02P00R.N10/06/02LYB18/06/02(Signature)(Signature)11/08/02IssueRevIssueorRevisionDescriptionOriginbyDateCheckbyDateApprovebyDateApprovebyDateThisDocumentisOwnedby文件持有人MichaelTousignantIPMTAuthorityContents目录introduction 简介2 AIM 目的3 EQUIPMENTDESCRIPTION 设备说明4 GENERALSOILCOMPACTIONPROCEDURES 地基处理的一般程序

INTRODUCTION引言Dynamiccompactionisagroundimprovementprocessforcompactingandstrengtheninglooseorsoftsoilstosupportbuildings,roadwaysandotherheavyconstruction.Themethodinvolvessystematicdroppingofheavyweightsinapatterndesignedtoremedypoorsoilconditionsattheproposedbuildingsite.冲击法是一种对建筑物、道路和其它重型结构的松软土壤进行冲击压实的地基处理工艺。它采用大型的专用冲击锤，通过系统的锤击来改善建筑工地较差的地基状况。AIM目的TheaimofthisproceduretoprovidesafetyguidelinestothosewhoplanandperformdynamicsoilcompactiononSECCOProjectSite.该程序旨在为那些在赛科工地计划并实施冲击法地基处理的人员提供安全指导。EQUIPMENTDESCRIPTION设备说明Twotypesofcompactionequipmentconfigurationarenormallyusedforthedynamicsoilcompactionoperation:对于冲击法地基处理工艺，通常采用两种压实设备。Standalonemobilecrane-abletolifttheweightwithoutstructuralassistance.单独竖立的移动吊车－不需要其它辅助结构，可直接起吊专用锤。SoilCompactionMachine-amobilecranethatisoutfittedwithatwo-stanchionsupportstructuretoenabletheliftingofthecompactionweight.土壤压实设备－由两个支柱支撑的移动吊车，用来起吊压实土壤所用的锤。GENERALSOILCOMPACTIONPROCEDURES地基处理的一般程序Thefollowingisadescriptionoftheproceduresthatwillbeusedforthetaskofsoilcompaction:下列程序适用于土壤的冲击压实处理。Ensurethestartingpoint(areawhereequipmentsuchascraneandotherloadswillbeplaced)hasenoughstrengthtotaketheweightofthisequipment.保证启动点（吊车和其它承载设备的停放区域）有一定的承受力，足够支撑设备的重量。Theactivesoilcompactiontargetareamustbebarricaded.Cautionbarricadetapecanbeusedtoensurethatpersonnelnotinvolvedwiththesoilcompactiontaskarekeptatasafedistancefromtheactiveworkarea.地基处理的工作区域必须设置安全防护栏。可以使用警戒线，保证无关人员远离工作区域。Barricadeswillremainaroundcraneandnon-stablesoiloropenholesonthesiteattheendoftheshift.每班工作结束时，吊车、非稳定地基或开孔周围的安全防护栏应继续保留。Allpersonnelinvolvedwiththesoilcompactiontaskwillremainoutsideofbarricadedareafromtheraisingofthecompactionweightuntilitrestsstabileonthegroundorthecompactionweighthasbeendetachedfromthecable.当冲击锤升起并且稳定的落在地面上，或冲击锤脱离吊绳之前，参加地基处理的所有人员必须站在安全防护栏的外面。Ifthecompactionweightbecomesburiedduringtheworkasmallnumberofpersonnelwillremovetheearthontopofthecompactionweight.Onceitisdeterminedthatenoughhasbeenremoved,thecrewwillretreattobeyondthebarricadesbeforetheoperatorattemptstoliftthecompactionweight.如果冲击锤埋在土壤里，应安排有关人员除去锤上面的泥土。当确认已除去足够的泥土时，在操作人员起吊冲击锤之前，工作人员应撤离到防护栏的外面。Undernocircumstancesisanyonetostandontheweightduringtheremovalofthedirtorintheholecreatedbythecompaction.Thecorrectmethodisthatthepersonshallstandbesidetheweight.无论如何，任何人不得在去除锤上面的泥土时站在锤的上面，或站在锤击出的孔里。正确的方法是人必须站在锤的侧面。Mobilecranethatwillbeemployedmustbecapableofsafelyliftingtheweightthatwillbeusedforthesoilcompactionwork.所使用的移动吊车必须能够安全的起吊地基处理所用的锤。Attheendoftheshift,theweightusedforthesoilcompactionwillbeputtorestonthegroundandinastabileposition.每班工作结束时，地基处理所用的锤应稳定的放置在地面上。Whenmovingthesoilcompactionmachine,thestanchionswillhavelinesattachedtothemsothatpersonnelcansafelycontroltheirmovementsduringthemovementoftheequipment.Theselinesshouldbeallowingp