UN Regulation No. 109 (Retreaded tyres for commercial vehicles and their trailers)
GRBP is invited to address a proposal submitted by the expert from France that aligns the test procedures in UN Regulation No. 109 with those in UN Regulation No. 117.
GRBP will consider a correction submitted by the expert from ETRTO.
Documentation
GRBP-77-16
Small group on retreaded tyre regulation split status report
Small group on retreaded tyre regulation split status report
Report on discussions concerning the feasibility of a new UN Regulation on uniform provisions for the approval of pre-cured tread materials used for producing retreaded tyres or the approval of retreaded tyres produced by using mould cure process with regard to their snow performance.
GRBP/2023/10
UN R109: Proposal for amendments (ETRTO)
UN R109: Proposal for amendments
The prescription given in paragraph 3.5.2., which will be implemented through document WP.29/2022/7/Rev.1 adopted by WP.29, contradicts the previously existing prescription in paragraph 3.2.9. This proposal aims to resolve the contradiction by amending paragraph 3.5.2. to introduce a reference to the prescriptions given in paragraph 3.2.9.