Working Party
Working Party on Brakes and Running Gear
86th session | Geneva | 12-16 Feb 2018 Download Copy
Agenda Item 4. | Regulation No. 55
Documentation
GRRF-86-02 | Agricultural vehicle couplings: Introduction of the proposed new regulation (Germany)
GRRF-86-03 | UN R55: Proposal for amendments (CLEPA)
GRRF-86-06 | Status report of the ACDC informal group (BMVI)
GRRF-86-34 | UN R55: Draft proposal for a new supplement to the 01 series of amendments (Poland)
GRRF/2018/4 | Proposal for a new Regulation on agricultural vehicle couplings

17. The Chair of the IWG on the Agricultural Coupling Devices and Components reported on the activities of the group (GRRF-86-06) and presented GRRF-86-02, introducing ECE/TRANS/WP.29/GRRF/2018/4 with a draft Regulation on the Agricultural Coupling. GRRF received information on the texts of para. 4.5.

18. GRRF agreed that the stress weld limit should be qualified as absolute. It adopted the document and requested the secretariat make the necessary change and to submit the proposal as new draft UN Regulation on uniform provisions concerning the approval of mechanical coupling components of combinations of agricultural vehicles to WP.29 and AC.1 for consideration and vote at their June 2018 sessions.

19. The expert from CLEPA introduced GRRF-86-03 proposing a Corrigendum to UN Regulation No. 55. GRRF invited the expert from CLEPA to submit a revised proposal for consideration at the September 2018 session.

20. The expert from Poland introduced GRRF-86-34 proposing a clarification of item 9.3 in Annex 1 to UN Regulation No. 55. GRRF requested the secretariat to distribute this proposal with an official symbol at its September 2018 session.

Previous Discussion(s)

Working Party on Brakes and Running Gear | Session 84 | 19-22 Sep 2017

1. The Working Party on Brakes and Running Gear (GRRF) held its eighty-fourth session from 19 to 22 September 2017 in Geneva. The meeting was chaired by the elected Chair of GRRF, Mr. B. Frost (United Kingdom of Great Britain and Northern Ireland). Experts from the following countries participated in the work, following Rule 1(a) of the Rules of Procedure of the World Forum for Harmonization of Vehicle Regulations (WP.29) (TRANS/WP.29/690, ECE/TRANS/WP.29/690/Amend.1 and Amend. 2): Australia, Belgium, Canada, China, Czech Republic, Denmark, Finland, France, Germany, Hungary, India, Italy, Japan, the Netherlands, Norway, Poland, Russian Federation, Republic of Korea, Slovakia, South Africa, Spain, Sweden, Switzerland and the United Kingdom of Great Britain and Northern Ireland (UK). An expert from the European Commission (EC) also participated. Experts from the following non-governmental organizations (NGOs) participated: the Bureau International Permanent des Associations de Vendeurs et Rechappeurs de Pneu (BIPAVER), the International Motor Vehicle Inspection Committee (CITA), the European Association of Automotive Suppliers (CLEPA/MEMA/JAPIA), the European Tyre and Rim Technical Organisation (ETRTO), the Federation of European Manufacturers of Friction Materials (FEMFM), the International Motorcycle Manufacturers Association (IMMA), the International Organization for Standardization (ISO) and the International Organization of Motor Vehicle Manufacturers (OICA). Upon the special invitation of the Chair and the secretariat, the following NGOs participated: Imported Tyre Manufacturers Association (ITMA) and the Recreation Vehicle Industry Association (RVIA) as well as Tesla Inc. and Vehicle Safety Certification Center in Changua county.

2. GRRF considered the agenda prepared for the eighty-fourth session and adopted it (ECE/TRANS/WP.29/GRRF/2017/10) with the addition of ECE/TRANS/WP.29/GRRF/2017/25 under agenda item 7(k). The adopted agenda is reproduced in GRRF-84-08, including all informal documents received until the session’s starting date.

3. GRRF also adopted the running order for the session as proposed in GRRF-84-01. The informal documents distributed during the session are listed in Annex I of this report.

4. The secretariat introduced GRRF-84-06, announcing that the next GRRF session would take place on 11 December 2017 and recalling that the deadline for the submission of official documents would be 19 September 2017.

5. The secretariat reminded that Footnote 5 in the table of Annex 3 in the 01 series of amendments to Regulation No. 131 imposes the review of the target speed in cell H2 before 1 November 2021.

6. The expert from Japan introduced GRRF-84-03 with the Terms of Reference for the Informal Working Group (IWG) on Advanced Emergency Braking Systems (AEBS) adopted by the members of the IWG, based on ECE/TRANS/WP.29/GRRF/83, Annex II.

7. GRRF supported the proposal and adopted the Terms of Reference proposed for the IWG on AEBS as reproduced in Annex II.

8. The expert from Germany presented ECE/TRANS/WP.29/GRRF/2017/24 proposing provisions on automatic reactivation of AEBS. The expert from OICA answered to the proposal (GRRF-84-21). GRRF reacted positively to the proposal and invited the experts from Germany and from OICA to submit a revised proposal for the February 2018 session of GRRF.

9. GRRF did not receive any new document to be discussed under this agenda item.

10. The secretariat recalled the mandate extension until February 2019 of the IWG on Modular Vehicle Combinations (MVC) adopted by WP.29 in March 2017.

11. The Chair of GRRF recalled the purpose of ECE/TRANS/WP.29/GRRF/2013/13, adopted during the seventy-fifth GRRF session. The document remained on the agenda of GRRF, pending submission to the World Forum for Harmonization of Vehicle Regulations (WP.29) and the Administrative Committee of the 1958 Agreement (AC.1) of the adopted text for Regulation No. 89 (Speed limitation devices).

12. The Chair of GRRF recalled the purpose of ECE/TRANS/WP.29/GRRF/2017/2 proposing to delete an obsolete provision in Annex 5 to Regulation No. 13, adopted at the previous session and kept on the agenda.

13. The expert from CLEPA introduced ECE/TRANS/WP.29/GRRF/2017/11 with a clarification of Footnote 12. GRRF adopted this proposal.

14. The expert from Germany introduced ECE/TRANS/WP.29/GRRF/2017/12 as amended by GRRF-84-04 (Justification), clarifying the verification of the sufficient movement on the balancer without having to take measurements underneath the trailer in a potentially unsecure position. GRRF adopted this proposal.

15. GRRF requested the secretariat to submit the three official documents above as draft Supplement 15 to the 11 series of amendments to Regulation No. 13 for consideration and vote by WP.29 and AC.1 at their March 2018 session.

16. No intervention was made under this agenda item.

17. The Chair of the IWG on the Agricultural Coupling Devices and Components reported on the activities of the group (GRRF-84-27) and presented ECE/TRANS/WP.29/GRRF/2017/13 as amended by GRRF-84-26 with a draft regulation on the Agricultural Coupling. GRRF discussed the texts of para. 4.5. contained in square brackets and requested the group to consider working protection laws. The expert from Sweden proposed to clarify the provisions for remote coupling and remote indication. GRRF agreed that the remote indication should be located where the remote operation takes place. The Chair of the IWG volunteered to submit a revised proposal at the February 2018 session of GRRF.

18. The expert from Italy introduced ECE/TRANS/WP.29/GRRF/2017/15 with provisions aimed at aligning the text of UN GTR No. 3 and UN Regulation No. 78 especially on tri-cycles Anti-lock Braking Systems (ABS), Emergency Stop Signal and means to disable the ABS function (‘ABS switch’), prepared in collaboration with the expert from IMMA. The expert from Canada answered to the proposal (GRRF-84-10). The expert from Italy presented ECE/TRANS/WP.29/GRRF/2017/16 with the report on the activities related to the amendment proposal to UN GTR No.3. The expert from India informed GRRF about regulatory activities in his Country on the obligation to install ABS on new motorcycle with an engine capacity of 125 cm3 and more.

19. GRRF recommended the expert from Italy to keep the draft amendment to GTR No. 3 as harmonized as possible with UN Regulation No. 78 especially with regard to the ABS switch to avoid subsequent amendments to UN Regulation No. 78.

20. The expert from Italy agreed to submit a revised proposal for the February 2018 session of GRRF.

21. The expert from IMMA introduced ECE/TRANS/WP.29/GRRF/2017/14 as amended GRRF-84-13 with provisions allowing additional conditions for the activation of the stop lamp. The expert from Canada recommended addressing this question within GTR No. 3. The Chair noted that ETRTO would not be allowed to propose amendments to GTR No. 3 and asked whether a Contracting Party to the 1998 Agreement could sponsor this amendment. GRRF raised the question why the author of the proposal selected provisions from Regulation No. 13 and not from Regulation No. 13-H. The expert from IMMA agreed to submit a revised proposal for the February 2018 session of GRRF.

22. The expert from Spain recalled the purpose of the Special Interest Group of Experts on Regulation No. 90 (i) willing to review the application of Regulation No. 90, (ii) willing to consider the necessity of a scope extension and (iii) willing to come up with recommendation on remanufactured brake parts.

23. The expert from CLEPA introduced GRRF-84-25 addressing the question raised at the eighty second session of GRRF on the necessity of potential regulatory activities related to Replacement brake callipers.

24. GRRF agreed with the proposal of the expert from Spain to circulate a questionnaire to the delegates.

25. The expert from the Russian Federation, chairing the IG on Tyre GTR reported (GRRF-84-05) on the work done by the IWG on Tyres on the development of draft Amendment 2 of the GTR No. 16 (Tyres). He informed on the progress made and the challenges, notably harmonization the high speed test and the need for a mandate extension of two years. GRRF supported this request and agreed to seek for AC.3 consent on this matter.

26. The expert from China introduced GRRF-84-11 and GRRF-84-12 highlighting the discrepancies between Tyre UN GTR No.16 and China’s tyre regulations. GRRF welcomed both the engagement of China in the work on UN GTR No. 16 and the remarkable amount of work done to identify divergences between the current version of UN GTR No. 16 and China’s tyre regulation.

27. The expert from ETRTO introduced ECE/TRANS/WP.29/GRRF/2017/17 as amended by GRRF-84-15 with editorial corrections. GRRF adopted the proposal as amended by Annex III as draft Supplement 19 to Regulation No. 30 and requested the secretariat to submit it to WP.29 and AC.1 for consideration and vote at their March 2018 sessions.

28. The expert from ETRTO introduced ECE/TRANS/WP.29/GRRF/2017/18 as amended by GRRF-84-16 with editorial correction and a number of imperial tyre sizes updated in Annex 5.

29. GRRF agreed to adopt the proposed amendment to paragraph 3.4. (based on GRRF‑84-34) as reproduced below:

Paragraph 3.4., amend to read:

"3.4.The markings referred to in paragraph 3.1. and the approval mark prescribed in paragraph 5.4. of this Regulation shall be moulded on to or into the tyres. They shall be clearly legible and shall, except for the marking referred to in paragraphs 3.1.1., 3.1.2. and 3.1.13. above, be located on at least one lower sidewall."
30. The expert from ETRTO volunteered to prepare a revised proposal for the February 2018 session of GRRF to address the comments received on some provisions proposed in ECE/TRANS/WP.29/GRRF/2017/18.

31. GRRF did not receive any new document to be discussed under this agenda item.

32. The expert from ETRTO introduced ECE/TRANS/WP.29/GRRF/2017/18 as complemented by GRRF-84-17 proposing the addition of a number of tyre sizes. The expert from ETRTO volunteered to prepare a revised proposal addressing the comments received for the February 2018 session of GRRF.

33. The expert from France presented ECE/TRANS/WP.29/GRRF/2017/20, aimed at harmonizing the definitions and provisions in Regulation No. 109 with those introduced in Regulations Nos. 30, 54 and 117. Following the intervention of the expert from BIPAVER and the expert from Spain, GRRF agreed that the text proposed in para. 6.4.4. could be clarified. The expert from France volunteered to prepare a revised proposal together with the expert from Spain and from BIPAVER.

34. The Chair recalled that GRRF already supported ECE/TRANS/WP.29/GRRF/2016/42 and ECE/TRANS/WP29/GRRF/2017/7 with editorial corrections and that these documents were kept on the agenda, awaiting substantive proposals to be considered at the coming session.

35. GRRF agreed to keep both documents on the agenda for its February 2018 session.

36. The Chair recalled that GRRF already supported ECE/TRANS/WP.29/GRRF/2016/43 with editorial corrections and that this document was kept on the agenda, awaiting substantive proposals to be considered at the coming sessions.

37. GRRF agreed to keep this document on the agenda for its February 2018 session.

38. The Chair recalled that GRRF already supported ECE/TRANS/WP.29/GRRF/2016/44 with editorial corrections and that this document was kept on the agenda, awaiting substantive proposals to be considered at the coming session.

39. The expert from ETRTO presented ECE/TRANS/WP.29/GRRF/2017/21 proposing corrections to paragraph references due to amendments to Regulation No. 30. GRRF agreed with the proposal as reproduced in Annex IV of the session report.

40. GRRF requested the secretariat to submit ECE/TRANS/WP.29/GRRF/2016/44 as well as ECE/TRANS/WP.29/GRRF/2017/21 amended as draft Supplement 1 to Regulation No. 142, for consideration and vote by WP.29 and AC.1 at their March 2018 sessions.

41. The expert from OICA introduced GRRF-84-33, presenting the results of a study aimed at evaluating the effectiveness of Tyre Pressure Monitoring Systems in general and especially indirect and direct systems by comparing the actual tyre inflation pressures with the individual recommended pressures. The expert offered to share the details of the study on request. The expert from ETRTO offered to review the study.

42. No information was presented on existing regulations and laws on the mandatory use of TPMS.

43. The expert from Germany introduced GRRF-84-20 on the possibility to develop snow tyre provisions for all tyres and vehicles categories as it is already existing for snow tyres of category C1, C2 and C3 for vehicles categories M and N by amending the scope of Regulation No. 117. GRRF discussed the possible options as well as the necessity of the creation of an informal working group to work on this matter. GRRF supported in principle the establishment of an informal working group and invited the expert from Germany and other interested experts to prepare draft terms of reference for the group to be reviewed by GRRF in February 2018.

44. The expert from the Russian Federation introduced ECE/TRANS/WP.29/GRRF/2017/25 proposing a Corrigendum in Russian only of Regulation No. 108. GRRF adopted the proposal and requested the secretariat to submit it as draft Corrigendum to Regulation No. 108 to WP.29 and AC.1 for consideration and vote at their March 2018 session.

45. The expert from the Russian Federation, Mr. Kutenev, gave an oral presentation advocating for activities towards the reduction of particulate matters related to tyre wear. GRRF noted the activities of the Working Party on Pollution and Energy and its Informal Working Group on Particulate Measurement Programme.

46. The expert from Germany introduced WP.29-172-08 proposing to regulate the performance of vehicles equipped with “SAE Level 3 and 4” technology. GRRF discussed this proposal together with the proposal for amendments to the terms of reference of the IWG on Automatically Commanded Steering Functions under item 9.

47. The Global Forum for Road Traffic Safety (WP.1) and GRRF held a joint session to exchange information on the activities of common interest. The event this time was focused on the topics of “secondary activities” and cybersecurity. The participants agreed that these joint sessions are constructive and contribute to a better understanding of the role of the driver in highly and fully automated vehicles. Both chairs agreed to explore possibilities at ITC session in 2018 for holding additional joint sessions in the future.

48. The expert from OICA introduced ECE/TRANS/WP.29/GRRF/2017/23 as amended by GRRF-84-22 with provisions to be included in UN Regulations Nos. 13, 13-H, 79 and 140 related to the stability control warning activation by Corrective Steering Functions and Automatically Commanded Steering Functions. The proposal received some comments. GRRF amended the proposal as reflected in GRRF-84-39.

49. GRRF agreed with the proposal as amended by Annex V of the GRRF session report and requested the secretariat to submit it [together with GRRF-84-22] as draft supplements to Regulations Nos. 13, 13-H, 79 and 140 to WP.29 and AC.1 for consideration and vote at their March 2018 sessions.

50. The expert from Germany on behalf of the Co-Chair of the IWG on Automatically Commanded Steering Function (ACSF) presented GRRF-84-02 with draft provisions for ACSF of Category [C1]. GRRF discussed values in square brackets in the document related to the scenario considered for the purpose of testing the performance of ACSF of C1 category. In particular, the definition of the point at which, following the beginning of the Lane Change Procedure, the driver’s reaction should be understood did not achieve consensus and created difficulties to agree on what is referred to as reaction time in draft para. 5.6.4.8.1. The expert from Japan presented GRRF-84-28 proposing derogations in case the maximum speed allowed in the territory of a Contracting Party would be lower than 130 km/h. GRRF agreed to defer GRRF-84-28 to the IWG on ACSF. GRRF considered the note from the secretariat (GRRF-84-24) reproducing comments received from Tesla Inc. GRRF also discussed GRRF-84-23 tabled by the experts from OICA and CLEPA on Emergency Steering Functions. GRRF requested the secretariat to consolidate the proposals as reflecting the current position and guidance of GRRF (GRRF-84-36) and to add this consolidation to the provisional agenda of the next session of GRRF (ECE/TRANS/WP.29/GRRF/2017/26). GRRF also requested the IWG on ACSF to review this document until the next GRRF session.

51. The expert from UK introduced GRRF-84-09 proposing to include provisions applicable for Remote Control Manoeuvring (RCM). GRRF requested the secretariat to distribute this document with an official symbol for the February 2018 session of GRRF.

52. GRRF reviewed the update proposal for the Terms of Reference of the IWG on ACSF tabled by the expert from Germany (GRRF-84-19). GRRF considered this document bearing in mind WP.29-172-08 under agenda item 8.

53. GRRF agreed to recommend to WP.29 the extension of the Terms of Reference of the IWG on ACSF [as reproduced in Annex VI of the GRRF session report] and to work in parallel on provisions related to ACSF of Category E, SAE Level 3 and 4, taking into account the future recommendations of the IWG on ITS/AD Task Force on the testing of automated/autonomous vehicles.

54. The expert from UK introduced GRRF-84-14 proposing amendments to the requirements in Annex 6 (Complex Electric control systems). GRRF reviewed in detail the proposal and requested the secretariat to include the amended proposal in the consolidated document GRRF-84-36 and ECE/TRANS/WP.19/GRRF/2017/27.

55. The secretariat informed GRRF about the entry into force of Revision 3 to the 1958 Agreement concerning the Adoption of Harmonized Technical United Nations Regulations for Wheeled Vehicles, Equipment and Parts which can be Fitted and/or be Used on Wheeled Vehicles and the Conditions for Reciprocal Recognition of Approvals Granted on the Basis of these United Nations Regulations. For more information, please download the notification.

56. The Ambassador of GRRF at the IWG on IWVTA meetings gave an oral report about the IWVTA activities. He informed that the subgroup on Regulation No. 0 would be dissolved, that discussions took place on the future nature of the subgroup on IWVTA and that the draft Regulation No. 0 would be submitted in the near future. He announced that the need for an ambassador might be reduced given the progress made on IWVTA.

57. The secretariat introduced the ECE/TRANS/WP.29/2017/54, ECE/TRANS/WP.29/2017/55 and ECE/TRANS/WP.29/2017/109. The expert from ETRTO introduced GRRF-84-18 on schedule 4 of Revision 3 to the 1958 Agreement. GRRF raised concerns, in particular, on the defined approval number format prescribed in Schedule 4.

58. GRRF did not receive any new document to be discussed under this agenda item.

59. In compliance with Rule 37 of the Rules of Procedure (TRANS/WP.29/690 and Amends. 1 and 2), GRRF called for the election of officers on Tuesday morning. Mr. Bernie Frost (UK) was unanimously elected Chair of GRRF for the sessions scheduled for the year 2018. Mr. Hiroshi Morimoto (Japan) was elected Vice-Chair of GRRF for the same period.

60. The secretariat introduced GRRF-84-07 reporting on the GRRF relevant highlights of the 171st and 172nd session of WP.29. For more information, please refer to the session report (ECE/TRANS/WP.29/1129 and ECE/TRANS/WP.29/1131).

61. The export from OICA introduced ECE/TRANS/WP.29/GRRF/2017/22 with provisions on the warning activation condition in case of the system deactivation by the driver as well as a verification simplification of the throttle control action during testing. The proposal received some comments. The expert from OICA agreed to prepare a revised proposal and additional information for the February 2018.

62. GRRF did not receive any new document to be discussed under this agenda item.

63. The following provisional agenda was endorsed for the eighty-fifth session of GRRF, scheduled to be held in Geneva on 11 December 2017 (starting at 10.00 a.m. and concluding at 5.30 p.m.)1:
1. Adoption of the agenda.
2. Regulation No. 79.
3. Any other business.