Section 42, The Machinery (Safe Working Citation

(1) If the examination of a· boiler cannot otherwise beproperly executed, any parts, or the whole, of the masonry or casings shall be removed by the owner if an Inspector so requires. (2} Except under the permission of an Inspector no boiler shall be masoned-in or otherwise encased prior to the test or Machinery (Safe Working & Inspection) [Cap. 218 1855 examination for which provision is made by rule 27 of these rules. (3} Whenever the masonry or casing of any boiler in use has been removed, either for the purpose of its renewal or for repairs to the boiler,. and the stoppage of work occasioned thereby provides sufficient time for the external examination of the boiler, such masonry or casing shall not be replaced before permission is obtained from an Inspector.