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 II Construction Machine, etc
Section 2-2 Jack-type Lifting Machine
Article 194-4 (Holding Mechanisms, etc.)
- (1) The employer shall not use jack-type lifting machine for construction work unless otherwise falling under the following requirements:
- (i) To have necessary strength corresponding to the purpose of use.
- (ii) For holding mechanisms, to have necessary capability to hold a wire rope, etc.
- (iii) To have mechanism to prevent the simultaneous opening of all the holding mechanisms.
- (iv) To be free from extreme damage, wear, deformation or corrosion.
Article 194-5 (Work Plan)
- (1) The employer shall, when carrying out the work lifting or lowering of a load using a jack-type lifting machine in the case where construction work is carried out, 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 for preventing the jack-type lifting machine to be used from the collapsing or overturning.
- (iii) The method of installation of equipment for preventing the worker engaging in the work from danger due to falling.
- (iv) The type and capability of the machine, etc., to be used.
- (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 194-6 (Work with a Jack-type Lifting Machine)
- (1) The employer shall, when carrying out the work of a load lifting, lowering, etc., using a jack-type lifting machine in the case where the construction work is carried out, 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 poor weather conditions such as strong wind, heavy rain or heavy snow;
- (iii) When installing a jack-type lifting machine on equipment and temporary buildings etc., to fasten the said machine securely using bolts, etc.;
- (iv) When installing a jack-type lifting machine on equipment and temporary buildings, etc., to confirm the strength of said equipment and temporary buildings, etc., to reinforce in the case that strength is insufficient.
Article 194-7 (Wearing of a Safety Helmet)
- (1) The employer shall, when lifting and lowering of a load using a jack-type lifting machine in the case where the construction work is carried out, have the worker engaging in the said work wear a safety helmet in order to prevent workers from dangers due to flying or falling objects.
- (2) The worker engaging in the work set forth in the preceding paragraph shall wear the safety helmet set forth in the same paragraph.
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