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 in consideration of hazards.
- 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.
- Fixing connection 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.
- Prepare stone for dressing.
- Stone facade erection is planned consistent with AS3850 Tilt up concrete construction.
- Delivered stone is checked for conformity to size and colour against specifications and provided material sample.
- Area of structure to receive stone for facade is set out for line and level in accordance with job drawings and dimensions and datum or level line is established for base course of stone components.
- Area of structure to receive stone components is prepared consistent with manufacturer's fixing recommendations, site drawings and specifications.
- Brackets or anchors are installed to structure for line of placement to specifications for structural fixing.
- Steel dowels are fitted to base where specified to provide key for base course of components.
- Stone is checked for faults prior to installation and stone components are prepared, lifting locations checked and lifting gear attached in accordance with manufacturer requirements and AS3850.
- Shift, erect and fix stone.
- Scaffolding is erected, where required, to job requirements and OHS regulations.
- Slings, clutches and other predetermined rigging equipment are selected to job requirements and inspected for correct function.
- Stone components are shifted and transferred to fixing location at structure in accordance with job safety requirements.
- Base components are prepared for placement by drilling holes for dowels where applicable, and placement of wedges or packers for adjustment.
- Initial stone is manoeuvred, placed and adjusted in position to be fixed level, to line and plumb.
- Base course of stone components are placed and fixed to lines, level, aligned on face and plumb to specifications with location of each stone component to align and tie components together, adjusted and secured to specifications.
- Corners of stone facade are joined and fixed to designed junction, to specifications.
- Stone facade is installed using appropriate fixing methods to engineer's specifications.
- Shifting gear/rigging equipment is removed from stone facade upon engineer's or site authority's approval of fixing.
- Stone facade is caulked, sealed and flashed in accordance with job drawings and engineer's specifications.
- Clean up.