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4. Regulation No. 55 (Mechanical couplings)

16. The Chair of the IWG on UN Regulation No. 55 introduced ECE/TRANS/WP.29/GRRF/2014/28 (based on ECE/TRANS/WP.29/GRRF/2014/14) and deleting references to the standard ISO 7641/1‑2012 as contained in the original proposal.

GRRF/2014/28 | Proposal for Supplement 4 to the 01 series of amendments to Regulation No. 55

17. The chair of the IWG on UN Regulation No. 55 introduced GRRF-78-23 explaining the differences between standards ISO 7641:1983 and ISO 7641:2012. He reported on the meeting minutes (GRRF‑78‑25) and on the meetings status on Task Force Agricultural Couplings (TFAC) (GRRF‑78‑26). Finally he presented GRRF‑78-24 as a complete revision of UN Regulation No. 55. GRRF agreed to resume consideration of this proposal at its February 2015 session.

GRRF-78-23 | Comparison of ISO 7641:1983 and ISO 7641:2012
GRRF-78-24 | Consolidated working draft of UN R55 introducing provisions for agricultural vehicle couplings
GRRF-78-25 | Minutes of the March session of the R55 Informal Group Task Force Agricultural Couplings (TFAC) Small Group for definition of Formulas and Test procedure for agricultural towing devices
GRRF-78-26 | Status of the R55 informal group Task Force on Agricultural Couplings (TFAC) work program

18. GRRF adopted ECE/TRANS/WP.29/GRRF/2014/28 and requested the secretariat to submit the proposal to WP.29 and AC.1 for consideration at their March 2015 sessions as draft Supplement 4 to the 01 series of amendments to UN Regulation No. 55.

GRRF/2014/28 | Proposal for Supplement 4 to the 01 series of amendments to Regulation No. 55