A contract made by an agency of the United States for the manufacture or furnishing of materials, supplies, articles, or equipment, in an amount exceeding $10,000, shall include the following representations and stipulations:
((1)) ** .—** All individuals employed by the contractor in the manufacture or furnishing of materials, supplies, articles, or equipment under the contract will be paid, without subsequent deduction or rebate on any account, not less than the prevailing minimum wages, as determined by the Secretary, for individuals employed in similar work or in the particular or similar industries or groups of industries currently operating in the locality in which the materials, supplies, articles, or equipment are to be manufactured or furnished under the contract, except that this paragraph applies only to purchases or contracts relating to industries that have been the subject matter of a determination by the Secretary.
((2)) ** .—** No individual employed by the contractor in the manufacture or furnishing of materials, supplies, articles, or equipment under the contract shall be permitted to work in excess of 40 hours in any one week, except that this paragraph does not apply to an employer who has entered into an agreement with employees pursuant to paragraph (1) or (2) of section 7(b) of the Fair Labor Standards Act of 1938 ( or (2)).
((3)) ** .—** No individual under 16 years of age and no incarcerated individual will be employed by the contractor in the manufacture or furnishing of materials, supplies, articles, or equipment under the contract, except that this section, or other law or executive order containing similar prohibitions against the purchase of goods by the Federal Government, does not apply to convict labor that satisfies the conditions of .
((4)) ** .—** No part of the contract will be performed, and no materials, supplies, articles, or equipment will be manufactured or fabricated under the contract, in plants, factories, buildings, or surroundings, or under working conditions, that are unsanitary, hazardous, or dangerous to the health and safety of employees engaged in the performance of the contract. Compliance with the safety, sanitary, and factory inspection laws of the State in which the work or part of the work is to be performed is prima facie evidence of compliance with this paragraph.