Elements and Performance Criteria
- Prepare and plan welding method
- Work requirements are determined to identify scope of work and resources required
- Welding equipment and consumables are prepared and checked for serviceability
- Hazards are identified, risks are assessed and control measures are implemented
- Site is cleared of obstructions and combustible material to minimise risk of accidents and fire
- Firefighting and other safety equipment is organised, checked and located in accordance with required regulations
- Personnel are briefed about safety precautions specific to aluminothermic welding as required to minimise risk of injury
- Prepare rail for welding
- Location of weld is identified and assessed in accordance with standards and procedures
- Track is prepared for welding in accordance with workplace standards and procedures
- Rail is prepared for welding in accordance with workplace standards and procedures
- Carry out welding process
- Moulds are fitted and luted to standard to prevent leakage of the molten reaction
- Rails are pre-heated to standard to prevent heat loss
- Rails are welded using aluminothermic method in accordance with approved procedures
- Welding equipment is removed according to approved procedures
- Excess material is removed from weld in accordance with workplace procedures
- Rail profile is restored to standard using rail profile grinder in accordance with workplace procedures
- Arrangements are made for track to be restored
- Check weld conformance
- Finish ground weld area is visually inspected for surface finish and defects
- Finish ground weld area is checked for conformance to rail profile and geometry acceptance standards
- Complete documentation
- Required documentation and/or record keeping procedures and processes are confirmed
- Documentation and/or records are filled in legibly and proofread
- Documentation and/or records are processed in accordance with workplace requirements