5. Section 23 of the principal enactment is hereby amended, as follows : -
(a) by the substitution, for subsection (2) thereof, of the following new subsection : -
| | " (2) Where any fixed vessel, structure. sump or pit contains any scalding, corrosive or poisonous liquid but is not securely covered, no ladder, stair or gangway shall be placed above, or cross it, which is not-
| | | (a) at least eighteen inches wide, and |
| (b) securely fenced on both sides to a height of a least three feet and securely fixed. ' ; |
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(b) by the insertion, immediately after subsection (2) thereof, of the following new subsection :
| | ' (3) Where any such vessels, structures, sumps or pits as are mentioned in subsection (2) adjoin, and the space between, clear of any surrounding brick or other work, is less than eighteen inches in width, or ' is not securely fenced on both sides to a height of at least three feet, secure barriers shall be so placed as to prevent passage between them. | | |
| | (4) For the purpose of this section, a ladder, stair or gangway shall be deemed to-be not securely fenced unless it is provided either with sheet fencing or with an upper and a lower rail and. with toe boards. | | |
| | (5)
| | | (a) The Minister may by regulations extend any of the provisions of this section so as to make them applicable-
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| (b) In any regulation made under para- graph (ii) of this subsection, the expression scalding " when used in relation to any substance which is not a liquid, shall mean likely to cause burns. |
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| | (6) The Chief Factory Inspecting Engineer may be order exempt from the requirements of this section any class of vessel, structure, sump or pit in the case of which he is satisfied that the requirements are unnecessary or inappropriate.' ; and
| | | (c) by the substitution, for the marginal note to that section, of the following new marginal note: - |
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