1、AN AM E R IC AN NAT IO NAL STANDARDASME B30.25-2018(Revision of ASME B30.25-2013)Scrap and MaterialHandlersSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,and SlingsASME B30.25-2018(Revision of ASME B30.25-2013)Scrap andMaterialHandlersSafety Standard for Cableways,Cranes,Derricks,H
2、oists,Hooks,Jacks,and SlingsAN AMERICAN NATIONAL STANDARDDate of Issuance:July 2,2018ThenexteditionofthisStandardisscheduledforpublicationin2023.ThisStandardwillbecomeeffective1yearaftertheDateofIssuance.ASME issues written replies to inquiries concerning interpretations of technical aspects of this
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11、IETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSForeword.vCommittee Roster.viB30 Standard Introduction.viiiSummary of Changes.xiChapter 25-0Scope,Definitions,Personnel Competence,and References.1Section 25-0.1Scope of B30.25.1Section 25-0.2Definitions.1Section 25-0.3Personnel
12、 Competence.7Section 25-0.4References.7Chapter 25-1Construction and Characteristics.11Section 25-1.1Lift Capacity.11Section 25-1.2Backward Stability.11Section 25-1.3Swing Mechanism.12Section 25-1.4Handler Travel.12Section 25-1.5Controls.13Section 25-1.6Cabs.13Section 25-1.7General Requirements.16Sec
13、tion 25-1.8Electrical Equipment.17Section 25-1.9Instruction Manuals.18Chapter 25-2Inspection,Testing,and Maintenance.19Section 25-2.1Inspection General.19Section 25-2.2Testing.20Section 25-2.3Maintenance.20Chapter 25-3Operation.22Section 25-3.1Qualifications and Responsibilities.22Section 25-3.2Hand
14、ling the Load.23Section 25-3.3Signals.24Section 25-3.4Miscellaneous.24Figures25-0.2.1-1Crawler-Mounted Handler.225-0.2.1-2Pedestal-Mounted Handler.325-0.2.1-3Rail-Mounted Handler.425-0.2.1-4Wheel-Mounted Handler(Multiple Control Stations).525-0.2.1-5Wheel-Mounted Handler(Single Control Station).625-
15、0.2.2-1Two-Piece Front.925-0.2.2-2Three-Piece Front.1025-1.5.2-1Wheel-Mounted Handler Primary Travel Control Diagram.14iii25-1.5.2-2Track-Mounted Handler Primary Travel Control Diagram.1525-1.5.3-1Primary Front Controls Three-Piece Fronts.1525-1.5.3-2Primary Front Controls Two-Piece Fronts.1625-3.3.
16、2-1Material Handler Hand Signals.26Tables25-3.4.10-1Required Clearance for Normal Voltage in Operation Near High Voltage Power Lines.1ivFOREWORDThisAmericanNationalStandard,SafetyStandardforCableways,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 an ASMECommittee on the Protection of Industrial Wo
