ISO INTERNATIONAL STANDARD 16881-1 First edition 2005-05-15 Cranes Design calculation for rail wheels and associated trolley track supporting structure Part 1: General Appareils de levage a charge suspendue - Calcul de conception des galets et de la structure de support du chariot de roulement - Partie 1: Généralités Reference number ISO 16881-1:2005(E) Copyright International Organization for Standardization @ISO2005 Not for Resale ISO 16881-1:2005(E) PDF disclaimer 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 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 parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In 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, IsO's member body in the country of the requester. 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 yemainagazainandardizato @ISO2005-All rights reserved nitted without licensefrom IHS Not for Resale ISO 16881-1:2005(E) Contents Page Foreword Introduction 1 Scope 2 Normative references. 3 Terms and definitions 4 Requirements ... 4.1 Selection of rail wheels .. 4.2 Determination of the class of mechanism of the travel wheel 4.3 Determination of local stresses due to wheel loads . Annex A (informative) Distribution of wheel load under rail.. Annex B (informative) Local stresses in wheel-supporting flanges Bibliography Copyright International Organizaion for stadardizalon'ghts reserved ili ut license from IHS Not for Resale ISO 16881-1:2005(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeer 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. ISO 16881-1 was prepared by Technical Committee ISO/TC 96, Cranes, Subcommittee SC 9, Bridge and gantrycranes. ISO 16881 consists of the following parts, under the general title Cranes Design calculation for rail wheels Part 1: General The following parts are under preparation: Part 2: Mobile cranes Part 3: Tower cranes Part 4: Jib cranes Part 5: Bridge and gantry cranes tional Organization for Standardization @ ISO 2005 - All rights reserved ISO 16881-1:2005(E) Introduction This part of Iso 16881 establishes requirements and gives guidance and design rules that reflect the present state of the art in the field of crane machine design. The rules given represent good design practice that will these rules normally could lead to increased