ASME_B30.3-2004.pdf

ASME B30.3-2004(Revision of ASME B30.3-1996)ConstructionTower CranesSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,and SlingsAN AMERICAN NATIONAL STANDARD金冷The American Society ofMechanical EngineersNo roproduction or notworking permitled without liconso from IHSNot for RosaleASME B30.3-2004(Revision of ASME B30.3-1996)ConstructionTower CranesSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,and SlingsAN AMERICAN NATIONAL STANDARDThe American Society ofMechanical EngineersThree Park Avenue.New York,NY 10016。with ASMENo roproduction or notworking permitled without liconso from IHSNot for RosaleDate of Issuance:November 15,2004The next edition of this Standard is scheduled for publication in 2007.There will be no addendaissued to this edition.ASME issues written replies to inquiries concerning interpretations of technical aspects of thisStandard.Interpretations are published on the ASME Web site under the Committee Pages at http:/www.asme.org/codes/as they are issued,and will also be published within the next edition of theStandard.ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria for American NationalStandards.The Standards Committee that approved the code or standard was balanced to assure that individuals fromcompetent and concerned interests have had an opportunity to participate.The proposed code or standard was madeavailable for public review and comment that provides an opportunity for additional public input from industry,academia,regulatory agencies,and the public-at-large.ASME does not approve,rate,or endorseany item,construction,proprietary device,or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connection with anyitems mentioned in this document,and does not undertake to insure anyone utilizing a standard against liability forinfringement of any applicable letters patent,nor assume any such liability.Users of a code or standard are expresslyadvised that determination of the validity of any such patent rights,and the risk of infringement of such rights,isentirely their own responsibility.Participation by federal agency representative(s)or person(s)affiliated with industry is not to be interpreted asgovernment or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordance with the establishedASME procedures and policies,which precludes the issuance of interpretations by individuals.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue,New York,NY 10016-5990Copyright2o04byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.。with ASMENo roproduction or notworking permitled without liconso from IHSNot for RosaleCONTENTSForewordt。00g。g0t。g。tgg。gt。ggtg。g40.40tgtg”4”t”t0400。”t0t”ggg”9。Committee Roster.viB30 Series Introduction.viiiSummary of ChangesChapter 3-0Scope,Definitions,and References1Section 3-0.1Scope of B30.31Section 3-0.2Definitions.。Section 3-0.3References,t8Chapter 3-1Erection and Dismantling,Characteristics,and Construction.11Section 3-1.1Site Preparation and Erection，,。，。”11Section 3-1.2Load Ratings14Section 3-1.3Stability。4。414Section 3-1.4Documentation.15Section 3-1.5Load Hoisting and Boom Luffing(Boom Hoist)Equipment.16Section 3-1.6Slewing(Swing)Mechanism.17Section 3-1.7Travel Equipment18Section 3-1.8Climbing Equipment18Section 3-1.9Load Trolleys18Section 3-1.10Brakes18Section 3-1.11Operator Aids19Section 3-1.12Pendants,Stay Ropes,and Guys.19Section 3-1.13Reeving Accessories19Section 3-1.14Counterweights and Ballast.19Section 3-1.15Controls.20Section 3-1.16Electrical Equipment,。440Section 3-1.17Operators Cabs21Section 3-1.18General Requirements，,。，,，。4。，。gtt。+t”tt”tt”21Chapter 3-2Inspection,Testing,and Maintenance.3Section 3-2.1Inspection23Section 3-2.2Testing4Section 3-2.3Maintenance25Section 3-2.4Rope Inspection,Replacement,and Maintenance.25Chapter 3-3Operation.28Section 3-3.1Qualifications for and Conduct of Operators and OperatingPractices,.,.,.,Section 3-3.2Operating Practices29Section 3-3.3SignalsSection 3-3.4Miscellaneous.32Figures1Hammerhead Tower Crane-Fixed-Base,Free-Standing Crane2Luffing Tower Crane-Fixed-Base,Free-Standing Crane.33Travel Base for Free-Standing Crane.44Types of Fixed Bases5Guyed Tower Crane.66Braced Crane77Internal climbing Crane.98Dead Ending Rope in a Socket.19i。whAg/ENo roproduction or notworking permitled without liconso from IHSNot for Rosale