(1) An employer shall -
(a) classify places at the workplace where explosive atmospheres may occur into hazardous or non-hazardous places in accordance with Part A of Schedule 10,
(b) having done so, classify those places classified as hazardous into zones in accordance with paragraph 2 of that Part, and
(c) display in a prominent position in any place that is classified as hazardous in accordance with paragraph (b), a sign at or near each point of entry to the hazardous place and ensure that the sign complies with Part B of Schedule 10.
(2) Before a workplace containing a place that is classified as hazardous pursuant to paragraph (1) is used for the first time, an employer shall ensure that -
(a) the overall explosion safety of both the workplace and that place it contains is verified by a competent person, and
(b) any condition or conditions that are necessary, pursuant to this Part, for ensuring protection from explosion, is or are maintained.
(3) This Part applies to -
(a) the pla
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