Proposal for Supplement 7 to the 02 series of amendments to Regulation No. 117
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Proposal as approved by the GRB to introduce a “Deceleration Calculator” (dω/dt) for use in the UN R117 test procedures. This procedure was developed by Russia and validated by an ad hoc group (including NAMI, UTAC, and ETRTO). This proposal also includes clarifications concerning snow tire markings approved by the GRRF during its 78th session.

Reference Number: WP.29/2015/5
Date: 22 December 2014
Proposal Status: Adopted text published
Related Documents:
GRB/2014/7 | Proposal for Supplement 6 to the 02 series of amendments to Regulation No. 117
GRRF/2014/25 | Proposal for amendments to Regulation No. 117
Discussion(s):
Working Party on Brakes and Running Gear | Session 79 | 16-20 Feb 2015

28. The Secretary presented ECE/TRANS/WP.29/2015/5 based on the proposals adopted by GRRF and the Working Party on Noise (GRB) and containing a correction introduced by the secretariat. GRRF endorsed the correction proposed (see para. 2.16.).