Q) competent person” in relation to any work or any machinery, plant or equipment means a person who has attained the [age of 20 years] and who has been duly appointed in writing by the ___ as a person competent to supervise or perform that work or to supervise the operation of that machinery, plant or equipment, and who is responsible for the duties assigned to him, and includes a blaster;

competent person” in relation to any work or any machinery, plant or equipment means a person who has attained the [age of 20 years] and who has been duly appointed in writing by the Manager as a person competent to supervise or perform that work or to supervise the operation of that machinery, plant or equipment, and who is responsible for the duties assigned to him, and includes a blaster;