conveyancemeans any carriage, cage, skip or kibble in which persons, mineral or materials are wound through a shaft;
counterweightmeans a frame containing weights connected into a single conveyance winding system to reduce the out-of-balance static loads within the system;
examinationmeans a visual examination by a competent person carried out carefully and critically and supplemented by other means (such as measurement and where necessary non-destructive testing) in order to arrive at a reliable conclusion as to the condition and safety of the equipment or installation which if necessary should be dismantled, and “examine” shall be construed accordingly;
inspectionmeans a visual inspection by a competent person looking carefully and critically for anything which may impair the safe and efficient working of the equipment or installation, and “inspect” and “inspected” shall be construed accordingly;
kepsmeans retractable supports in a shaft on which a conveyance may rest but does not include the doors at the top of the shaft sinking;
lift apparatusmeans an electrically powered lift and includes equipment used in relation to the lift in the shaft and at shaft entrances;
minemeans an excavation or system of excavations, including all such excavations to which a common system of ventilation is provided, made for the purpose of, or in connection with, the getting, wholly or substantially by means involving the employment of persons below ground, of minerals (whether in their natural state or in solution or suspension) or products of minerals;
overwindmeans unintentional overtravel of a conveyance or counterweight beyond the limits set by a device installed for the purpose of preventing such overtravel;
radioincludes any transmission of electromagnetic radiation.
shaftincludes a staple-pit, raise, winze or any similar excavation whether sunk or in the course of being sunk and so much of any superstructure provided at the top of a shaft as forms an extension to the shaft shall be deemed to form part of the shaft which is below ground;
winding enginemanmeans a person competent to operate the winding apparatus during manual winding.