1、AN AM E R IC AN NAT IO NAL STANDARD ASME B30.7-2021(Revision of ASME B30.7-2016)WinchesSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,and SlingsASME B30.7-2021(Revision of ASME B30.7-2016)WinchesSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,and SlingsAN AMERICAN
2、NATIONAL STANDARDTwo Park Avenue New York,NY 10016 USAxDate of Issuance:November 19,2021ThenexteditionofthisStandardisscheduledforpublicationin2026.ThisStandardwillbecomeeffective1yearaftertheDateofIssuance.ASME issues written replies to inquiries concerning interpretations of technical aspects of t
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11、SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSForeword.ivCommittee Roster.viB30 Standard Introduction.viiiSummary of Changes.xiChapter 7-0Scope,Definitions,Personnel Competence,and References.1Section 7-0.1Scope of B30.7.1Section 7-0.2Definitions.1Section 7-0.3Technical
12、and Safety-Related Information.2Section 7-0.4Personnel Competence.2Section 7-0.5References to Other Codes and Standards.2Chapter 7-1Construction and Installation.5Section 7-1.1Ratings and Markings.5Section 7-1.2Construction.5Section 7-1.3Installation.6Chapter 7-2Inspection,Testing,and Maintenance.7S
13、ection 7-2.1Inspection.7Section 7-2.2Testing.8Section 7-2.3Maintenance.9Section 7-2.4Rope Inspection,Replacement,and Maintenance.9Chapter 7-3Operations.10Section 7-3.1Qualifications and Conduct of Operators.10Section 7-3.2Operating Practices.14Section 7-3.3Miscellaneous.15Section 7-3.4Communications
14、.15Figures7-0.2-1Winch With Capstan.37-0.2-2Single-Drum Winch.37-0.2-3Three-Drum Winch With Attached Swinger.47-0.2-4Independent Direct Geared Swinger or Single-Drum Winch.47-3.4.4-1Standard Hand Signals for Controlling Winch Operations.16iiiFOREWORDThisAmericanNationalStandard,SafetyStandardforCabl
15、eways,Cranes,Derricks,Hoists,Hooks,Jacks,andSlings,hasbeendevelopedundertheproceduresaccreditedbytheAmericanNationalStandardsInstitute(ANSI).ThisStandardhadits beginning in December 1916,when an eight-page“Code of Safety Standards for Cranes,”prepared by the AmericanSocietyofMechanicalEngineers(ASME
16、)CommitteeontheProtectionofIndustrialWorkers,waspresentedattheannualmeeting of the ASME.Meetings and discussions regarding safety on cranes,derricks,and hoists were held from 1920 to 1925 involving theASMESafetyCodeCorrelatingCommittee,theAssociationofIronandSteelElectricalEngineers,theAmericanMuseumofSafety,theAmericanEngineeringStandardsCommittee(AESC)laterchangedtoAmericanStandardsAssociation(ASA),thentotheUnitedStatesofAmericaStandardsInstitute(USASI),andfinallytoANSI,DepartmentofLaborStateo
