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Guideline

CONSTRUCTION CODE FOR BOILERS

Notification No.197 of the Ministry of Health, Labour, and Welfare
April 30, 2003

In Japanese


Part 1. Steel Boilers

Chapter 5. Miscellaneous Provisions


Article 86. Exceptions
Among boilers which do not meet the requirements in Chapters 1 through 4 herein, the following boilers shall be regarded to meet such requirements when they are recognized by the Director-General of the Prefectural Labour Bureau as equal to that of those boilers which meet such requirements, judging from the material, construction, workmanship and other features of the said boilers, to have the safety at least equal to one of the followings:
(a) boilers which are specially designed;
(b) boilers which are fabricated in accordance with international standards etc.

Article 87. Determination of Maximum Allowable Working Pressure
1. The maximum allowable working pressure for a whole boiler, other than once-through boiler, shall represent that for the boiler proper, and the maximum allowable working pressure for a once-through boiler shall represent that for the part near the steam outlet.
2. The person who has conducted inspection of a boiler based on the Ordinance on Safety of Boilers and Pressure Vessels may determine the maximum allowable working pressure for the said boiler taking into consideration the severity of the defects in its workmanship and the corrosion of its materials, if such defects or corrosion are found during the inspection.

INDEX
1-1 / 1-2 / 1-3 / 1-4 / 1-5 / 2
Supplementary Provisions


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