ISO INTERNATIONAL STANDARD 12480-3 Third edition 2020-04 Cranes Safe use - Part 3: Tower cranes Appareilsdelevagea chargesuspendue-Sécurité d'emploi- Partie3:Gruesatour Reference number IS0 12480-3:2020(E) ISO @IS02020 IS012480-3:2020(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2020 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting below orIso's member body in the country of therequester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland i @IS0 2020 - All rights reserved IS012480-3:2020(E) Contents Page Foreword .vi 1 Scope. 1 2 Normative references .1 3 Terms and definitions .1 4 .1 Managementoftheliftingoperation 4.1 Safety system work. 1 4.2 Control of the crane operation 2 5 Selection, responsibilities and minimum requirements of personnel .2 5.1 General 2 5.2 Duties of the person appointed to control the crane operation (the appointed person) 3 5.3 Crane operator 3 5.4 Slinger (Rigger) .3 5.5 Signaler.. 3 5.6 Craneerector 3 5.7 Maintenance personnel 3 5.8 Inspectionpersonnel/craneinspector (for"routineperiodicinspection") .4 5.8.1 .4 Duties... 5.8.2 Minimum requirements 4 5.9 Crane coordinator (Lift director) 5.9.1 Duties. 4 5.9.2 Minimum provisions 4 5.10 Crane erection supervisor.. 5 5.10.1 Duties. 5 5.10.2 Minimum provisions 5 5.11 Other particulars. 5 Safety 6 6 6.1 General 6 6.2 Identification of signal persondirectingcranemovements 6 6.3 Personal safety equipment 6 6.4 Use of personal protective equipment 6 6.5 Access 6 6.5.1 General. 6 6.5.2 Boarding and leaving the crane 6 6.5.3 Instructionof personnel. 6 Jib and counter jib access .7 6.5.4 Cab safety 6.5.5 7 6.6 Fire extinguishers. .7 6.7 Documentation 7 6.8 Crane operator's aids. 7 6.9 Other safety provisions. 8 6.9.1 Crane earthing .8 6.9.2 Ballast. .8 Alarms 6.9.3 8 6.9.4 Signboards. .8 .8 7 Selectionoftower cranes. 8 Erecting of tower cranes. .9 8.1 General .9 8.2 Cranestandingorsupportconditions .9 .9 8.2.1 General. 8.2.2 Tower crane foundations 10 8.3 Proximity hazards. 11 iii IS0 2020-All rights reserved