Tuesday, 20 January 2026
Week 04
Cookies help us deliver our services. By using our services, you agree to our use of cookies.
OK
Learn more
Menu
Sign up for more information.
Already signed up?
Sign In
Sign In
Upcoming Meetings
×
Working Party on Automated and Connected Vehicles | Session 24 | 19-23 ...
Electric Vehicles and the Environment | Session 93 | 20-21 Jan
Task Force on Hydrogen Regulations | Session 8 | 21 Jan
Task Force on Tyre Abrasion | Session 42 | 21 Jan
A-LCA Subgroup 2: Material & Material Recycling | Session 27 | 22 Jan
GRSP Task Force on Automated Vehicles and Regulation Screening | Session...
ITS Task Force on Vehicular Communications | Session 13 | 23 Jan
EqOP Task Force on Restraint Requirements | Session 2 | 28 Jan
Periodical Technical Inspections | Session 42 | 28 Jan
Task Force on the Fitness of GRVA Regulations for Application to ADS Veh...
GRBP Task Force on Automated Vehicle Regulation Screening | Session 21 |...
Event Data Recorders and Data Storage Systems for Automated Driving | Se...
View complete calendar
Recent Headlines
×
6 May 2025 CO2 emissions EP fast-tracks vote on flexibility measures for...
10 Mar 2025 Electric vehicles and climatisation measuring the impact on...
29 Jan 2025 EU Parliament report on vehicle circularity and end-of-life...
9 Jan 2025 High-visibility clothing may thwart pedestrian crash prevention...
30 Dec 2024 Australia ceases UN R147 application
20 Dec 2024 NHTSA Proposes National Program for Vehicles with Automated...
Vehicle System Pages
×
Lighting and Light-Signalling
Passive Safety
Driving Automation
Emissions and Energy
Vehicle and Tyre Noise
Braking and Steering
Tyres
General Construction Safety
Vehicle Categories Pages
×
Definitions
Motorcycles
Passenger Vehicles
Commercial Vehicles
Agricultural Vehicles
Trailers
Home
Latest Documents
(60 past week)
Upcoming Meetings
Regulatory Changes
World Forum and subsidiary bodies
WP.29 Regulations
Vehicle System Pages
WP.29 Meeting Calendar
WP.29 Participants
GAR Resource Library
Join GAR
Contact GAR
previous meeting
next meeting
Wet Grip on Worn Tyres
Session 28
15 Sep 2021 | Web conference
Meeting documents
Session agenda
Informal submissions
Session report
Worn tyres: New proposal C1 WGI @ Worn Molded SRTT
Reference Number:
WT-28-02/Rev.1
Meeting Sessions:
28th WT session (15 Sep 2021)
Document date:
17 Sep 21
Relevant to
UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance
Proposal for revised Worn Tyres working group terms of reference
Reference Number:
WT-28-03
Submitted by:
ETRTO
Meeting Sessions:
28th WT session (15 Sep 2021)
Document date:
14 Sep 21
Relevant to
UN Regulation No. 117 | Tire Rolling Sound Emissions, Adhesion on Wet Surfaces, and Rolling Resistance
17 Sep 2021
Worn tyres: New proposal C1 WGI @ Worn Molded SRTT
WT-28-02/Rev.1
2021-09-17
14 Sep 2021
Proposal for revised Worn Tyres working group terms of reference (ETRTO)
WT-28-03
2021-09-14