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 1 Vehicle Type Construction Machine
Subsection 3 Periodical Self-inspections, etc.
Article 167 (Periodical Self-inspections)
- (1) The employer shall, as regards a vehicle type construction machine, carry out self-inspections for the following matters periodically once every period within a year. However, this shall not apply to the non-use period of a vehicle type construction machine, which is not used for a period exceeding one year:
- (i) Abnormalities in compression pressure, valve clearance and other parts of a prime mover.
- (ii) Abnormalities in a clutch, a transmission, a propeller shaft, a differential and other power transmission devices.
- (iii) Abnormalities in a drive wheel, an idling wheel, a vertical trunk roller, a belt, a tire, a wheel bearing and other traveling devices.
- (iv) Abnormalities in rotation angle of left and right steering wheels, a knuckle, a rod, an arm and other controlling devices.
- (v) Abnormalities in braking capability, a brake drum, a brake shoe and other brakes.
- (vi) Abnormalities in a blade, a boom, link-mechanism, a bucket, a wire rope and other working devices.
- (vii) Abnormalities in a hydraulic pump, a hydraulic motor, a cylinder, a safety valve and other parts of a hydraulic system.
- (viii) Abnormalities in voltage, amperage and other parts of electrical system.
- (ix) Abnormalities in a body, an operating device, a head guard, a back stopper, a raising and lowering device, a locking device, a warning device, a direction indicator, a lightning device and a meter.
- (2) The employer shall, as regards the vehicle type construction machine set forth in the proviso of the preceding paragraph, carry out self-inspection for the matters listed in each item of the same paragraph before resuming the operation.
Article 168
- (1) The employer shall, as regards a vehicle type construction machine, carry out self-inspections for the following matters periodically once every period within a month. However, this shall not apply to the non-use period of a vehicle type construction machine, which is not used for a period exceeding one month:
- (i) Abnormalities in a brake, a clutch, a controlling device and working devices.
- (ii) Damage in a wire rope and a chain.
- (iii) Damage in a bucket, a zipper, etc.
- (2) The employer shall, as regards the vehicle type construction machine set forth in the proviso of the preceding paragraph, carry out self-inspection for the matters listed in each item of the same paragraph before resuming the operation.
Article 169 (Record of Periodical Self-inspections)
- (1) The employer shall, when having carried out the self-inspections set forth in the preceding two Articles, record the following matters and preserve the records for three years:
- (i) The date of the inspection
- (ii) The method of the inspection
- (iii) The parts of a machine inspected
- (iv) The results of the inspection
- (v) The name of the person who has carried out the inspection
- (vi) When measures such as repair have been taken based on the result of the inspection, their contents.
Article 169-2 (Specified Self-inspection)
- (1) The specified self-inspection pertaining to the vehicle type construction machine shall be the self-inspection prescribed by Article 167.
- (2) The provision of paragraph (2) of Article 151-24 shall apply mutatis mutandis to the worker who is in possession of the qualifications prescribed by the Ordinance of the Ministry of Health, Labour and Welfare set forth in paragraph (2) of Article 45 of the Act pertaining to machines listed in item (1), (2) or (6) of Appended Table 7 of the Order among vehicle type construction machines. In this case, the term “forklift” in (a) to (c) of item (i) of paragraph (2) of Article 151-24 shall be deemed to be replaced with “machines listed in item (1), (2) or (6) of Appended Table 7 of the Order among vehicle type construction machines” and the term “forklifts” in (d) of the same item shall be deemed to be replaced with “machines listed in item (1), (2) or (6) of Appended Table 7 of the Order among vehicle type construction machines.”
- (3) The provision of paragraph (2) of Article 151-24 shall apply mutatis mutandis to the worker who is in possession of the qualifications prescribed by the Ordinance of the Ministry of Health, Labour and Welfare set forth in paragraph (2) of Article 45 of the Act pertaining to machines listed in item (3) of Appended Table 7 of the Order among vehicle type construction machines. In this case, the term “forklift” in item (i) of paragraph (2) of Article 151-24 shall be deemed to be replaced with “machines listed in item (3) of Appended Table 7 of the Order among vehicle type construction machines.”
- (4) The provision of paragraph (2) of Article 151-24 shall apply mutatis mutandis to the worker who is in possession of the qualifications prescribed by the Ordinance of the Ministry of Health, Labour and Welfare set forth in paragraph (2) of Article 45 of the Act pertaining to machines listed in item (4) of Appended Table 7 of the Order among vehicle type construction machines. In this case, the term “forklift” in item (i) of paragraph (2) of Article 151-24 shall be deemed to be replaced with “machines listed in item (4) of Appended Table 7 of the Order among vehicle type construction machines.”
- (5) The provision of paragraph (2) of Article 151-24 shall apply mutatis mutandis to the worker who is in possession of the qualifications prescribed by the Ordinance of the Ministry of Health, Labour and Welfare set forth in paragraph (2) of Article 45 of the Act pertaining to machines listed in item (5) of Appended Table 7 of the Order among vehicle type construction machines. In this case, the term “forklift” in item (i) of paragraph (2) of Article 151-24 shall be deemed to be replaced with “machines listed in item (5) of Appended Table 7 of the Order among vehicle type construction machines.”
- (6) The employer shall, as regards the vehicle type construction machine (limited to the one subject to paragraph (1) of Article 48 of the Road Transportation Vehicle Act) used for the travelling, in the case when having checked pursuant to the provisions of the same paragraph, not be required to carry out the self-inspection set forth in Article 167 for the parts where the said checkup has been carried out.
- (7) As regards the application of the provision of the preceding Article in the case when having a registered inspection agency implement the specified self-inspection pertaining to a vehicle type construction machine, the term “the name of the person who has carried out the inspection” in item (v) of the same Article shall be deemed to be replaced with “the name of the registered inspection agency.”
- (8) The employer shall, when having carried out the specified self-inspection pertaining to a vehicle type construction machine, affix an inspection sticker stating the month and year when the said specified self-inspection was carried out at a readily visible location of the said machine.
Article 170 (Checkup before Commencing the Work)
- (1) The employer shall, when carrying out the work using vehicle type construction machine, check functions of a brake and a clutch before commencing the work for the day.
Article 171 (Repair, etc.)
- (1) The employer shall, when having found any abnormalities in the case when having carried out the self-inspection set forth in Article 167 or 168, or the checkup set forth in the preceding Article, immediately repair or take other necessary measures.
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