Distr.

GENERAL

TRANS/WP.29/GRB/2000/2

13 December 1999

Original: ENGLISH

ECONOMIC COMMISSION FOR EUROPE

INLAND TRANSPORT COMMITTEE

Working Party on the Construction of Vehicles

Working Party on Noise (GRB)

(Thirty-second session, 22-25 February 2000,

agenda item 1.)

PROPOSAL FOR ADDITIONAL DRAFT AMENDMENTS TO THE DRAFT REGULATION

CONCERNING THE APPROVAL OF TYRES WITH REGARD TO

ROLLING SOUND EMISSIONS

(Document TRANS/WP.29/GRB/1999/5/Rev.1)

Transmitted by the Expert from the United Kingdom

Note: The text reproduced below was prepared by the expert from the United Kingdom in order to amend the prescriptions concerning the application for approval contained in the original proposal. It is based on the text of a document distributed without a symbol (informal document No. 7) during the thirty-first session (TRANS/WP.29/GRB/29, para. 11).

________

_____________

Note:	This document is distributed to the Experts on Noise only.

GE.99-

Paragraph 3, amend to read:

"3.	Application for approval

3.1.	The application for approval of a type of tyre with regard to rolling sound emission level shall be submitted by the tyre manufacturer or by his duly accredited representative. It shall specify:

3.1.1.	Name of manufacturer;

3.1.2.	Name and address of applicant;

3.1.3.	Address(es) of manufacturing plants;

3.1.4.	Brand name(s), trade description(s), trade mark(s);

3.1.5.	Tyre classification (Class C1, C2 or C3 - see paragraph 2.4. of this Regulation).

3.1.5.1.	Section width range for Class C1 tyres (see paragraph 6.2.1. of this Regulation).

3.1.6.	For Class C1 tyres, state Reinforced (or Extra Load)

3.1.7.	Category of use (normal, snow or special)

3.1.8.	A list of tyre size designations covered by this application

3.2.	The application for approval shall be accompanied (in triplicate) by:

3.2.1.	Details of the tread pattern(s) to be used. This may be by sketch, photograph or pattern reference but should allow the type approval authority or technical service to visually identify the tread. A two-dimensional representation of the developed pattern around the circumference of the tyre may be necessary to satisfy this requirement.

3.2.2.	Drawings or photographs of the tyre sidewall showing the information given in paragraph 3.1.4. above and the approval marking referred to in paragraph 5 shall be submitted once production has been established but no later than one year after the date of granting of type approval.

3.3.	At the request of the type approval authority, the applicant shall submit samples of tyres for test or copies of test reports from the technical services communicated as given in paragraph 11.

[3.4.	The type approval authority shall verify the existence of satisfactory arrangements for ensuring effective control of the conformity of production before type approval is granted.] 1/

3.5.	With regard to the application, testing may be confined to a worst case selection at the discretion of the type approval authority or designated technical service."

__________

_______________

1/	Note by the secretariat: This provision is covered by paragraph 8. of the draft Regulation and paragraph 3.4. should therefore be deleted (TRANS/WP.29/504, paras. 15 and 17).