Elements and Performance Criteria
- Plan and prepare.
- Work instructions and operational details are obtained using relevant information, confirmed and applied for planning and preparation purposes.
- Safety (OHS) requirements are followed in accordance with safety plans and policies.
- Signage and barricade requirements are identified and implemented.
- Tools and equipment selected to carry out tasks are consistent with job requirements, checked for serviceability and any faults are rectified or reported prior to commencement.
- Material quantity requirements are calculated in accordance with plans, specifications and quality requirements.
- Materials appropriate to the work application are identified, obtained, prepared, safely handled and located ready for use.
- Environmental requirements are identified for the project in accordance with environmental plans and statutory and regulatory authority requirements, and are applied.
- Bed stone into mortar.
- Prepared stone is selected appropriate to the job and mortar is prepared to designed mix, including any required mortar admixtures, and spread or screeded to form a bed as required.
- Mechanical ties, fixtures and reinforcing are placed as required and stones are laid to line and in sequence as required by job.
- Packers, wedges, mortar consistency, propping, shoring and forming structures are used to ensure correct joint size, plumb, level and shape.
- Backing materials are used in a manner consistent with job requirements, with cavities maintained as required or specified.
- Dry bed stone and grout.
- Dry stone construction.
- Stone is prepared or selected in a manner appropriate to job and laid to achieve maximum stability using chips, flat faces and battered angles, on stones, earth sods and clay.
- Capping stone is laid as required by job.
- Walling is laid in a manner that maximises the force of gravity as a stabilising element in structure.
- Fix slab stone using metal ties and adhesives.
- Finish stone surfaces and joints.
- Clean up.