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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

Update : 2008.03.28

Part II Safety Standards

Chapter VIII-2 Prevention of Dangers in Erection, etc. of Steel Frame of Buildings, etc.

Article 517-2 (Work Plan)
  • (1) The employer shall, when carrying out the workset forth in item (xv)-2 of Article 6 of the Order, establish in advance a work plan and carry out the work by the said work plan.
  • (2) The work plan set forth in the preceding paragraph shall be the one describing the following matters:
    • (i) The method and procedure of the work.
    • (ii) The Method of preventing members from falling or structures composed of members from collapsing.
    • (iii) The method of installation of equipment for preventing the worker engaging in the work from dangers due to falling.
  • (3) The employer shall, when having established the work plan set forth in paragraph (1), make the matters set forth in each item of the preceding paragraph known to the workers concerned.
Article 517-3 (Work of Erection, etc., of a Steel Frame of a Building, etc.)
  • (1) The employer shall, when carrying out the work set forth in item (xv)-2 of Article 6 of the Order, take the following measures:
    • (i) To prohibit workers other than those concerned from entering the area where the work is carried out:
    • (ii) To suspend the work when dangers regarding the implementation of the said work are forecast due to strong wind, heavy rain, and heavy snow;
    • (iii) When lifting or lowering material, an instrument, a tool, etc., to have workers use lifting ropes, lifting bags, etc.
Article 517-4 (Appointment of an Operations Chief of Erection, etc., of Steel Frame of Buildings, etc.)
  • (1) The employer shall, as regards the work set forth in item (xv)-2 of Article 6 of the Order, appoint an operations chief of erection, etc., of steel frame of buildings, etc., from the persons who have completed the skill training course for operations chief of erection, etc., of steel frame of buildings, etc.
Article 517-5 (Duties of an Operations Chief of Erection, etc., of Steel Frame of Buildings, etc.)
  • (1) The employer shall have an operations chief of erection, etc., of steel frame of buildings, etc., carry out the following matters:
    • (i) To decide a work method and arrangement of workers, and supervise the work directly.
    • (ii) To check the function of an instrument, a tool, a safety belt, etc., and a safety helmet, and remove defective ones.
    • (iii) To monitor the use of a safety belt, etc., and a safety helmet.
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