workers engaged in the specified undertaking at the said work site.
• (2) Where there is no party responsible for taking measures under the provisions of the preceding paragraph, the principal employer performing a construction industry business who makes contractors execute all of the work involving the specified undertaking at the said work site or the employer performing a construction industry business who is specified under the provisions of paragraph (2) or (3) of Article 30 shall give the necessary consideration for preventing industrial accidents to all of the workers engaged in the specified undertaking at the said work site such as nominating a party to carry out the measures designated in the preceding paragraph.
Article 31-4. (Prohibition of Illegal Instruction)
• The orderer shall not instruct the contractor to direct his/her workers to work in contravention to the provisions of this Act or the ordinances based on it in respect to the said undertaking.
Article 32. (Measures to Be Taken by Contractors, etc.)
• (1) In the case of paragraph (1) or (4) of Article 30, contractors, other than the employer who is to take the measures provided for in paragraph (1) of the said Article, who themselves carry out the said work , shall take necessary measures in accordance with those taken pursuant to these provisions.
• (2) In case of paragraph (1) or (4) of Article 30-2, the contractor other than the employer who is to take measures provided for in paragraph (1) of the same Article, who carries out the said work by oneself, shall take necessary measures in accordance with the measures taken pursuant to these provisions.
• (3) In case of paragraph (1) or (4) of Article 30-3, the contractor other than the employer who is