31 Mar 2025
Wet grip on worn tyres: Anonymised status of tyre deliveries
WT-67-04
31 Mar 2025
Wet grip on worn tyres: Template for Stage 1 test campaign data reporting
WT-67-03
25 Mar 2025
Wet braking of worn tires: Real-world assessment of regulatory requirements
(JRC)
WT-67-02
21 Mar 2025
Wet Grip on Worn Tyres: Agenda for the 67th (March 2025) session
WT-67-01
10 Mar 2025
Participants list: 66th (February) Wet Grip on Worn Tyres informal group session
WT-66-07
10 Mar 2025
Wet Grip on Worn Tyres: Minutes of the 66th (February 2025) session
WT-66-06
10 Mar 2025
Worn Tyres working group anonymised tyre testing list
WT-66-04
25 Feb 2025
Wet grip on worn tyres anonymised listing for precision improvement testing
WT-66-05
18 Feb 2025
UN R117: Proposal to supersede document GRBP/2025/13
(ETRTO)
GRBP-81-09/Rev.1
18 Feb 2025
UN R117: Proposal to supersede document GRBP/2025/12
(ETRTO)
GRBP-81-08/Rev.1
17 Feb 2025
Group Of Interested Experts on UN R117 report to GRBP
GRBP-81-26
15 Feb 2025
WGWT informal group status report to GRBP
GRBP-81-23
15 Feb 2025
WGWT informal group: Proposal to amend the terms of reference
GRBP-81-22
15 Feb 2025
UN R117: Measurement uncertainties reduction in rolling sound emission test method
(ETRTO)
GRBP-81-19
14 Feb 2025
UN R117: Measurement uncertainties reduction in rolling sound emission test method
(ETRTO)
TFVS-17-06
12 Feb 2025
List of GRBP priorities
GRBP-81-17
12 Feb 2025
Wet grip on worn tyres: Comments on document WT-66-02
(ETRTO)
WT-66-03
6 Feb 2025
Supporting material for ETRTO working documents
(ETRTO)
GRBP-81-13/Rev.1
6 Feb 2025
Wet Grip on Worn Tyres: Comments on the proposed revisions to the terms of reference
(Japan)
WT-66-02
5 Feb 2025
Wet Grip on Worn Tyres: Agenda for the 66th (February 2025) session
WT-66-01
8 Jan 2025
Wet Grip on Worn Tyres: Minutes of the 65th (January 2025) session
WT-65-03
8 Jan 2025
Participants list from the 65th Worn Tyres informal group session
WT-65-04
7 Jan 2025
Wet grip on worn tyres: Status of tyre-selection deliberations
WT-65-02
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