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資料5-7
SUB-COMMITTEE ON SHIP DESIGN AND EQUIPMENT
48th session
Agenda item 12
DE 48/12/1
27 December 2004
Original: ENGLISH
PERFORMANCE STANDARDS FOR PROTECTIVE COATINGS
Comments on the verification methods in the draft performance standards for protective coatings
Submitted by Japan
SUMMARY
Executive summary: This document provides comments and proposal of modification on the verification methods in the draft performance standard of coating system in document DE 48/12.
Action to be taken : Paragraph 4
Related document: DE 48/12 |
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Background
1 This document provides the proposal of modification to the draft verification methods in the draft performance standard of coating as contained in document DE 48/12. This document has been submitted in accordance with the provisions of paragraph 4.10.5 of the Guidelines on the organization and method of work of the MSC and MEPC and their subsidiary bodies (MSC/Circ.1099 - MEPC/Circ.405).
Comments and proposal to the draft verification methods
2 Japan believes that, in order to verify effectively the application of coatings and surface preparation, test procedures for coating qualification and surface preparation (proposed test procedures are given in the annex of document DE 48/12/2) should be introduced and survey guidance for the Administrations and the organizations recognized by the Administration should be developed.
3 The annex to this document provides a draft new paragraph for "Verification" which should be added as a new paragraph (paragraph 4) to the draft proposed performance standard of coating contained in document DE 48/12.
Action requested of the Sub-Committee
4 The Sub-Committee is invited to consider the above comments and the proposal in the annex to the document, and take action as appropriate.
For reasons of economy, this document is printed in a limited number. Delegates are kindly asked to bring their copies to meetings and not to request additional copies. |
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ANNEX
PROPOSAL OF MODIFICATION TO THE DRAFT PERFORMANCE STANDARD FOR PROTECTIVE COATING
1 The following new section 4 "VERIFICATION" is inserted after section 3 "COATING STANDARD" of the draft performance standard for protective coatings in document DE 48/12.
"4 VERIFICATION
4.1 Type approval
4.1.1 The coating system, which is applied to double-side skin spaces and dedicated seawater ballast tanks arranged in bulk carriers of 150 m in length and upwards, shall be of a type approved by the Administration, in accordance with the test procedures given in the annex.
4.2 Coating survey
4.2.1 The coating survey during the initial survey prescribed by SOLAS regulation I/10 shall be carried out in accordance with the survey requirements listed in Table 2.
4.2.2 Final checking of the secondary steel surface treatment and finish of the coating shall be carried out by qualified surveyors of the Recognized Organization or coating inspectors certified by the Administration or the Recognized Organization in accordance with the coating inspection guidance developed by the Recognized Organization.
4.2.3 The shipbuilder's quality control system for the coating application and surface preparation shall be approved by the Administration or the Recognized Organization.
4.2.4 Reports of the coating survey shall be of a part of the Coating Technical File.
Table 2 - Survey Requirements
2 As a consequence of introducing new paragraph 4 "VERIFICATION", the proposed paragraph 4 "Alternative procedures" should be renumbered as paragraph 5.
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