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Clarification of GRB working documents 2012/02 and 2012/03 consolidated version of R51-03

This document contains a consolidated version of R51-03, as well as proposals for further improvement. It includes feedback from manufacturers and has undergone final editing by the GRB secretariat. The document provides input for discussions in the GRB and ISO.

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Clarification of GRB working documents 2012/02 and 2012/03 consolidated version of R51-03

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  1. Clarification of GRB working documents2012/02 and 2012/03 consolidated version of R51-03 Informal document GRB-55-19 (55th GRB, 7-9 February 2012, agenda item 3(b))

  2. The process • Request from GRB 54 for a consolidated version of R51-03 • Drafting • done by group of 8 people (Netherlands, OICA, GRB secretariat) • Contact via e-mail/telephone • Decision to deliver two documents • Doc 2012-2: current status of decisions in GRB • Doc 2012-3: proposals for further improvement • As currently under discussion in GRB and ISO • Feedback from various manufacturers • Final editing by GRB secretariat

  3. Input for 2012/2 • TRANS/WP.29/GRB/2005/2/Rev.2 • method B • ECE/TRANS/WP.29/2011/64 • ASEP • R51.02 • latest stage of amendments

  4. Input for 2012/3 • GRB–54–05 • Wording sound/noise • GRB–54–06 • Update test track specification with • ISO 10844:2011 • Update test method with ISO 362 3 year review • Textual changes • Eg table of content rationalised

  5. Wording Sound/Noise • Exhaust systems • (Replacement) Exhaust Silencer System • instead of noise reduction systems • Noise • For all (unintended) emissions from vehicles/tyres • Or negative side effects (back ground noise etc) • Sound • for scientific quantities (sound level meter etc) • For deliberately added audible information (warning systems etc)

  6. How to proceed • Documents have been drafted as a service to GRB • Not necessarily coincide with the position of any party • Up to GRB to discuss the documents • Many thanks to all who have contributed

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