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Document Title UN R117: Proposal for Supplement 11 to the 02 series of amendments
Reference Number WP.29/2020/6
Date
23 Dec 2019
Summary Proposal for an amendment to complement the content of working document GRVA/2018/5. The proposal includes amendments to:
  1. The Standard Reference Test Tyre (SRTT) denominations
  2. Remove the discrimination between the two Class C3 tyres
  3. Clarify that there are no C3 tyres in the scope of this UN Regulation "not marked with speed symbol"
  4. Align Annex 6 with the most recent amendments made to standard ISO 28580
  5. Define "standard deviation" as appropriate in the text
  6. Clarify that, in the cases of C2 and C3 tyres, the “Reference (test) pressure” and the value “Pr” correspond to the indication of the inflation pressure which is always marked on the sidewall
  7. Use "repeatable" instead of references to "reproducibility"
  8. Update test report forms
  9. Include the date on which the new proposed supplement of UN Regulation No. 117 will apply
  10. Improve the description of the evaluation of the rolling sound emission test
    11. Correct the figure in Annex 2, Appendix 2, and
  11. Update cross references pursuant to paragraph renumbering.
Rulemaking Area(s) UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance
Regulatory Impact
02 series of amendments | Supplement 11
Proposal Status Adopted
Meeting(s)
Related Documents
GRBP/2019/19 UN R117: Proposal for an amendment (superseded)
GRVA/2018/5 UN R117: Proposal for a Supplement (superseded)
GRB-68-12 UN R117: Comments on the Supplement proposal GRVA/2018/5 (superseded)
GRBP-70-21/Rev.2 UN R117: Modification to document GRBP/2019/19 (superseded)
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