Working Party on Noise and Tyres | Session 70 | 11-13
Sep 2019
Geneva
The deadline for the submission of formal documents for this session is 17 June 2019.
Agenda Item 14.
Other business
Documentation
GRBP-70-04
UN R138: Proposal for Supplement 2 to the 01 series of amendments (Germany)
UN R138: Proposal for Supplement 2 to the 01 series of amendments
Proposal to reconcile UN R138 with UN R51 with regard to maximum sound pressure levels at speeds greater than 20 km/h by clarifying that the 75 dB(A) limit for AVAS under UN R138 concerns only the 0-20 km/h speed range.
GRBP-70-09
ISO 16254 Technical Measurement Development (ISO)
ISO 16254 Technical Measurement Development
Presentation on the status of the 2019 update to ISO 16254 (Acoustics – Measurement of sound emitted by road vehicles of category M and N at standstill and low speed operation – Engineering method). ISO 16254 specifies an engineering method for measuring the sound emitted by M and N category road vehicles at standstill and low speed operating conditions.