ISO INTERNATIONAL STANDARD 3471 Fourth edition 2008-08-15 Earth-moving machinery Roll-over protective structures Laboratory tests and performance requirements Engins de terrassement Structures de protection au retournement- Essais de laboratoire et exigences de performance Reference number ISO 3471:2008(E) @ ISO 2008 ISO 3471:2008(E) Contents Page Foreword. Introduction Scope. 2 Normative references 3 Terms and definitions 4 Symbols.... 5 Test method and test facilities .. 6 < Temperature and material criteria..... 8 Acceptance criteria. 26 9 Labelling of ROPS. 28 10 Reporting results .... Annex A (normative) RoPs test report. Annex B (informative) Design changes, physical testing and alterations @ Is0 2008 - All rights reserved ili ISO 3471:2008(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 ISsO technical committees. Each member body interested in a subject for which a technical committee has been 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 3471 was prepared by Technical Committee ISO/TC 127, Earth-moving machinery, Subcommittee SC 2, Safety requirements and human factors. This fourth edition cancels and replaces the third edition (isO 3471:1994), which has been technically revised ISO 3471:1994/Cor1:2000. ISO 2008 - All rights reserved