Extraordinary session of the GRRF intended to finalize the draft global technical regulation on tires.
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US proposal for amendments to the draft GTR on Tyres
(USA)
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GRRF-77-01 | 17 Jun 2014 | Working Party | Tires Tires This project would establish a "global technical regulation concerning uniform provisions for pneumatic radial tyres for passenger and light truck (commercial) vehicles". | Preliminary tests using the draft GTR procedures on tires in the US market have raised concerns that a wet traction index value requirement for "all-season tires" (as used in the US) will be needed since these tires fall outside the tire types addressed by the GTR. The US proposes language to address this situation. | GRRF-77-0001 |
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Adopted amendments to the draft GTR on tyres
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GRRF-77-02 | 03 Jul 2014 | Working Party | Tires Tires This project would establish a "global technical regulation concerning uniform provisions for pneumatic radial tyres for passenger and light truck (commercial) vehicles". | Changes agreed upon during the speciall GRRF session to finalize the draft global technical regulation on tires, especially in response to the amendments proposed by the United States (document GRRF-77-01). | GRRF-77-02 |