A person who demonstrates competency in this unit must be able to provide evidence of: locating, interpreting and applying relevant information, relevant Australian standards and specifications to determine requirements, and fabricate, install and test pressure pipe systems applying safety requirements throughout the work sequence, including electrical requirements and the use of personal protective clothing and equipment as a minimum the ability to, given the plans and specifications, apply pipe cutting and welding skills by using oxy-acetylene and arc welding equipment for piping up to DN50 to include: butt welding a pipe joint in DN40 piping in the fixed horizontal position welding DN40 and 50 mild steel branch joints constructing a DN80 header with DN20, 40 and 50 branch joints using the oxy-acetylene method welding 50mm and 80mm flanges to mild steel pipe welding blank ends into DN80 mild steel pipe fabricating, installing and testing a DN40 steel pipeline from a flanged header to mechanical plant, incorporating two changes of direction with one position butt welded with oxy welding, plus an arc welded flange incorporating a branch for testing purposes completed task is to be tested to the required pressure, and the soundness of all joints and the system, ensuring: application of sustainability principles and concepts throughout the installation correct diameters are used, system is manufactured to required dimensions, and branches, bends, flanges, etc. are square correct identification of design and details of proposed pressure pipe system correct selection and use of appropriate processes, tools and equipment completion of all work to specification compliance with regulations, relevant Australian standards and organisational quality procedures and processes communicating and working effectively and safely with others. |