0-12_Edtn_2006.pdf

Safety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,and SlingsAN AMERICAN NATIO NAL STANDARDHandling Loads Suspended From RotorcraftASME B30.12-2006(Revision of ASME B30.12-2001)Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.ASME B30.12-2006(Revision of ASME B30.12-2001)Handling LoadsSuspended FromRotorcraftSafety Standard for Cableways,Cranes,Derricks,Hoists,Hooks,Jacks,and SlingsAN AMERICAN NATIONAL STANDARDThree Park Avenue New York,NY 10016Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.Date of Issuance:February 6,2007The next edition of this Standard is scheduled for publication in 2011.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 athttp:/www.asme.org/codes/as they are issued,and will also be published within the next editionof the Standard.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 forpublic review andcomment thatprovides an opportunityfor additional publicinput from industry,academia,regulatory agencies,and the public-at-large.ASME does not“approve,”“rate,”or“endorse”any 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 10016-5990Copyright 2007 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.CONTENTSForeword.vCommittee Roster.viB30 Standard Introduction.viiiChapter 12-0Scope,Definitions,and References.1Section 12-0.1Scope of B30.12.1Section 12-0.2Definitions.1Section 12-0.3References.4Chapter 12-1External Load Ratings and Characteristics.5Section 12-1.1Load Ratings.5Section 12-1.2Load Characteristics.5Chapter 12-2Lifting Components.6Section 12-2.1Primary Cargo Hook(s).6Section 12-2.2Hoist/Winch.6Section 12-2.3Rotorcraft.7Section 12-2.4Slings.7Chapter 12-3Inspection and Maintenance.10Section 12-3.1Rotorcraft Inspection and Maintenance.10Section 12-3.2Primary Hook(s)and Attaching Means Inspection and Maintenance.10Section 12-3.3Hoist and Hoist Rope Inspection and Maintenance.10Section 12-3.4Sling Inspection,Replacement,and Maintenance.10Chapter 12-4Operations.11Section 12-4.1Pilots and Crew.11Section 12-4.2Pilot Qualifications.11Section 12-4.3Signalperson Qualifications and Responsibilities.11Section 12-4.4Operating Practices.13Chapter 12-5Handling the Load.17Section 12-5.1Hooking and Unhooking Loads.17Section 12-5.2Tag Lines.17Section 12-5.3Attachment Methods.17Chapter 12-6Signals and Communication.18Section 12-6.1Signal Systems.18Section 12-6.2Personnel.18Section 12-6.3Human External Cargo Communications.18Chapter 12-7Fueling and Ground-Based Facilities at the Work Area.19Section 12-7.1Fueling Operations.19Section 12-7.2Personnel Training.19Section 12-7.3Ground-Based Facilities Arrangement.19Figures1Hook With Closed Throat Load Beam.22Hook With Open Throat Load Beam.33Vertical Hitch.74Two-Leg Sling.75Three-Leg Sling.86Four-Leg Sling.87Two-Leg Spreader Sling.9iiiCopyrighted material licensed t