Third-class welder definition

Third-class welder means an employee who uses any of the foregoing types of welding apparatus in tacking preparatory to the completion of work by any other employee.
Third-class welder means an employee who uses any of the foregoing types of welding apparatus in tacking preparatory to the completion of work by any other employee. "Fourth-class welder" means an employee using an electric spot or butt-welding machine, or cutting scrap with oxy-acetylene blow pipe, petrol or coal gas blow pipe. Foundry: "Jobbing coremaker" means a moulder engaged in making cores for metal moulds by the use of loam or strickle boards, or by loose boxes, other than loose boxes used for repetition production of cores requiring little or no skill to produce. "Jobbing moulder" means a metal moulder engaged in floor moulding, loam moulding, strickle moulding or moulding from loose patterns. "Machine coremaker" means an employee making cores by machines where the core box is a fixture to or part of such machine, or making repetition cores requiring little or no skill to produce. "Plate or machine moulder" means an employee engaged in moulding on the plate system or by machines where the pattern is either a fixture to the plate or the spray system is used. Industrial Instrumentation: "Instrument tradesman" means a tradesman who is mainly engaged in installing, repairing, maintaining, servicing, industrial instruments and control systems. An instrument tradesman will have completed an apprenticeship the greater part of which involved industrial instrumentation, or alternatively can demonstrate a knowledge and understanding of industrial instrumentation and can apply that knowledge and understanding to the tasks assigned by the employer. The required knowledge and understanding would have been gained by undertaking a formal training course run by a State Education Department or Technical Education Department or its equivalent or by at least 12 months on the job experience as a tradesman at instrument work. "Instrument tradesman - complex systems" means an instrument tradesman who is mainly engaged in installing, repairing, maintaining, servicing, testing, modifying, commissioning, calibrating and fault finding instruments which make up a complex control system which utilises some combination of electrical, electronic, mechanical, hydraulic and pneumatic principles. To be classified as an instrument tradesman - complex systems a tradesman will have:

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