Ordinance on Industrial Safety and Health
Ministry of Labour Ordinance No. 32 of September 30, 1972
Latest Amendments:
Ministry of Health, Labour and Welfare Ordinance No. 47 of March 30, 2007
In Japanese
掲載日：2008.03.28
Part II Safety Standards
Chapter I Prevention of Dangers Due to a Machine
Section 8 High Speed Rotating Body
Article 149 (Prevention of Dangers During a Rotating Test)
- (1) The employer shall, when carrying out a rotating test of a high speed rotating body (meaning the rotor of a turbine rotor, a basket of a centrifugal separator, etc., having the circumferential speed exceeding 25 m/sec.; hereinafter the same shall apply in this Section), carry out the test inside of a purpose-built sound building or at place isolated by sound barriers, etc., in order to prevent dangers due to the destruction of the rotating body. However, this shall not apply to the case where a rotating test of the high speed rotating body other than those set forth in the next Article is carried out, and when taking measures such as providing a sound cover in the testing facilities for preventing dangers due to destruction of the said rotating body.
Article 150 (Non-Destructive Test of Rotating Shaft)
- (1) The employer shall, when carrying out a rotating test of high speed rotating body (limited to the one having rotating shaft with weight exceeding 1 ton and circumferential speed exceeding 120 m/sec.), confirm in advance, that there is no defect, which is liable to cause destruction in its rotating shaft by carrying out non-destructive test corresponding to the material, shape, etc.
Article 150-2 (Implementation Method of a Rotating Test)
- (1) The employer shall, when carrying out a rotating test of a high speed rotating body, carry out by a method of remote control, etc., which are unlikely to cause dangers to the worker carrying out the work controlling, measuring, etc., of the said test due to destruction of the said high speed rotating body.
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