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Canada – Nova Scotia Offshore Marine Installations and Structures Occupational Health and Safety Transitional Regulations

Version of section 135 from 2015-01-05 to 2017-08-22:

  •  (1) An employee must not be exposed to a concentration of

    • (a) an airborne chemical agent, other than grain dust, in excess of the value for that chemical agent adopted by the American Conference of Governmental Industrial Hygienists in its publication entitled 2012 Threshold Limit Values and Biological Exposure Indices;

    • (b) airborne grain dust, respirable and non-respirable, in excess of 10 mg/m3; or

    • (c) an airborne hazardous substance, other than a chemical agent, that is hazardous to the health and safety of the employee.

  • (2) If there is a likelihood that the concentration of an airborne chemical agent may exceed the value referred to in paragraph (1)(a) or (b), the air must be sampled and the concentration of the chemical agent determined by a qualified person by a test in accordance with

    • (a) the standards set out by the United States National Institute for Occupational Safety and Health in the NIOSH Manual of Analytical Methods, fourth edition, published in 1994; or

    • (b) a method set out in the United States Federal Register, volume 40, number 33, dated February 18, 1975, as amended by volume 41, number 53, dated March 17, 1976.

  • (3) A record of each test made under subsection (2) must be kept by the employer at the employer’s place of business nearest to the workplace where the air was sampled for two years after the date of the test.

  • (4) The record must include

    • (a) the date, time and location of the test;

    • (b) the chemical agent for which the test was made;

    • (c) the sampling and testing method used;

    • (d) the result obtained; and

    • (e) the name and occupation of the qualified person who made the test.


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