ISO INTERNATIONAL STANDARD 8686-4 First edition 2005-01-15 Cranes Design principles for loads and load combinations - Part 4: Jib cranes Appareilsdelevagea charge suspendue-Principesdecalcul des chargesetdescombinaisonsdecharges Partie 4:Grues a fleche Reference number ISO 8686-4:2005(E) @ISO2005 ISO8686-4:2005(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The ISO Central Secretariat accepts no liability in this area Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. @ISO2005 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either Iso at the address below or ISO copyright office Case postale 56: CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland !! IsO2005-All rightsreserved ISO8686-4:2005(E) Contents Page Foreword Introduction 1 Scope.. 2 Normativereferences.. 3 Terms,definitions,symbols andabbreviatedterms. 4 Principles of choice:basic considerations for loads and load combinations 5 Loadsfromaccelerationofcranedrives.. 6 Proof-of-competence calculations forsteel structures AnnexA (normative)Column strength Bibliography. ISO8686-4:2005(E) Foreword IsO (the International Organization for Standardization)is a worldwide federation of national standards bodies (isO member bodies). The work of preparing International Standards is normally carried out through IsO non-governmental, in liaison with IsO, also take part in the work. isO collaborates closely with the International Electrotechnical Commission (IEC)on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO8686-4waspreparedbyTechnicalCommitteeISO/TC96,Cranes,SubcommitteeSC8,Jibcranes. IsO 8686 consists of the following parts,under the general title Cranes-Design principles forloads and load combinations: Part 1: General —Part2:Mobilecranes Part 3:Tower cranes Part4:Jibcranes Part5:Overheadtravellingandportalbridgecranes ISO8686-4:2005(E) Introduction This part of IsO 8686 establishes requirements and gives guidance and design rules that reflect the present fulfilment of essential safety requirements and adequate service life of components. Deviation from these rules normally could lead to increased risks or reduction of service life, but it is acknowledged that new durability. "."...". INTERNATIONALSTANDARD ISO 8686-4:2005(E) Cranes Design principles for loads and load combinations - Part 4: Jib cranes 1 Scope This part of IsO 8686 applies the general design principles set forth in ISO 8686-1 to jib cranes, i.e. jib-type ofisO8686,as definedinisO4306-1,andpresentsloadsandloadcombinations appropriateforusein proof-of-competenc