GAR | IWGMU-25-02

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UN R117: Proposal for C2 tyre temperature correction

Document IWGMU-25-02

3 July 2023

25th IWGMU session (12 Jul 2023)

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Previous Documents, Discussions, and Outcomes

78th GRBP session (30 Aug-1 Sep 2023)

7. (c) | UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)

22. The expert of IWG MU presented analyses of measurement uncertainty made by ETRTO and the experts from the project on Strengthening the Effect of quieter tyres on European Roads (STEER) (GRBP-78-06). The expert from IWG MU also gave an update on the C2 tyres noise temperature correction (GRBP-78-04). GRBP took note of these documents.

25th IWGMU session (12 Jul 2023)

Reference Number:	ACPE-12-03/Add.1
Submitted by:	UK
Meeting Session(s):	12th ACPE session (17 Dec)
Document date:	20 Dec 24
Regarding:	UN R175 ACPE
View full document file for more information

Reference Number:	TA-28-09
Meeting Session(s):	28th TA session (17 Dec)
Document date:	20 Dec 24
Regarding:	Tyre abrasion

Reference Number:	TA-28-08
Meeting Session(s):	28th TA session (17 Dec)
Document date:	20 Dec 24
Regarding:	Tyre abrasion

Reference Number:	A-LCA-SG4-18-05
Meeting Session(s):	18th A-LCA-SG4 session (9 Dec)
Document date:	20 Dec 24
Regarding:	Automotive Life Cycle Assessment

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