GAR | WT-10

Meeting documents

Worn tyres: Example of individual test report

Reference Number: WT-10-02

Submitted by: JASIC

Meeting Sessions: 10th WT session (27 Apr 2020)

Document date: 09 Apr 20

Relevant to

UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance

Download from UNECE:

.xls format

Worn tyres: Example of aggregated test report

Reference Number: WT-10-03

Submitted by: JASIC

Meeting Sessions: 10th WT session (27 Apr 2020)

Document date: 09 Apr 20

Relevant to

UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance

Download from UNECE:

.xls format

UN R117: Worn tyres and roughness measurement

Reference Number: WT-10-04

Assessment of ISO 4287-1997 and ISO 25178-2016 (Part 1:2016 or 25178 series) regarding the reference standard for the roughness measurement.

Submitted by: Germany

Meeting Sessions: 10th WT session (27 Apr 2020)

Document date: 28 Apr 20

Relevant to

UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance

Download from UNECE:

.pptx format

Worn tyres test program: Impact of COVID-19 for tyre logistics in Japan

Reference Number: WT-10-05

Submitted by: JASIC

Meeting Sessions: 10th WT session (27 Apr 2020)

Document date: 27 Apr 20

Relevant to

UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance

Download from UNECE:

.pptx format

Worn Tyres: Impact of COVID-19 on tyre industry and the informal group work plan

Reference Number: WT-10-06

Meeting Sessions: 10th WT session (27 Apr 2020)

Document date: 27 Apr 20

Relevant to

UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance

Download from UNECE:

.pptx format

Status of worn tyres work plan as of 27 April

Reference Number: WT-10-07

Meeting Sessions: 10th WT session (27 Apr 2020)

Document date: 27 Apr 20

Relevant to

UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance

Download from UNECE:

.xls format

UN R117: Worn tyre buffing method

Reference Number: WT-10-08

Tyre Industry preliminary worn tyre definition proposal with an updated proposal for the tyre buffing method.

Submitted by: ETRMA and ETRTO

Meeting Sessions: 10th WT session (27 Apr 2020)

Document date: 27 Apr 20

Relevant to

UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance

Download from UNECE:

.docx format


9 Apr 2020	Worn tyres: Example of individual test report (JASIC)	WT-10-02	2020-04-09
9 Apr 2020	Worn tyres: Example of aggregated test report (JASIC)	WT-10-03	2020-04-09
28 Apr 2020	UN R117: Worn tyres and roughness measurement (Germany)	WT-10-04	2020-04-28
27 Apr 2020	Worn tyres test program: Impact of COVID-19 for tyre logistics in Japan (JASIC)	WT-10-05	2020-04-27
13 May 2020	Worn Tyres: Impact of COVID-19 on tyre industry and the informal group work plan	WT-10-06	2020-05-13
13 May 2020	Status of worn tyres work plan as of 27 April	WT-10-07	2020-05-13
13 May 2020	UN R117: Worn tyre buffing method (ETRMA and ETRTO)	WT-10-08	2020-05-13