Elements and Performance Criteria
- Prepare for work.
- Drawings and specifications are obtained and confirmed by site inspection.
- Safety (OHS) requirements associated with fabricating and installing roof drainage components, and workplace environmental requirements, are adhered to throughout the work.
- Quality assurance requirements are identified and adhered to in accordance with workplace requirements.
- Tasks are planned and sequenced in conjunction with others involved in or affected by the work and statutory and regulatory authority requirements.
- Tools and equipment, including personal protective equipment, are selected and checked for serviceability.
- Work area is prepared to support the fabrication and installation of roof drainage components.
- Identify installation requirements.
- Rainwater management system is identified as suitable for preventing rainwater penetration into building structure.
- Roof drainage components required for installation are identified from drawings and specifications.
- Fabrication patterns are drawn based on design and freehand sketch of roof drainage.
- Quantity, type and sizing of drainage components, rainwater materials and accessories required are calculated from drawings and specifications in compliance with relevant Australian standards and local authorities' requirements and relevant information.
- Box gutter support system is fabricated according to relevant Australian standard.
- Materials are identified from drawings, specifications, patterns and/or calculations and ordered and collected in accordance with workplace procedures.
- Materials and equipment are checked for compliance with docket and order form and for acceptable condition, and faults are reported.
- Fabricate roof drainage components.
- Method of fabrication, tools and machinery requirements are determined to suit job requirements.
- Materials are marked out from drawings to fabricate roof drainage components.
- Roof drainage components are fabricated in compliance with relevant Australian standards, drawings, specifications and site measurements.
- Components are marked, packaged and prepared for delivery and installation in accordance with workplace procedures.
- Set out and install roof drainage components.
- Components are checked for compliance with docket and order form and for acceptable condition, and arranged in order of installation.
- Roof drainage components are set out to comply with job specifications and site measurements.
- Structural supports are installed in compliance with job specifications.
- Roof drainage components are jointed in compliance with job specifications and relevant Australian standards.
- Roof drainage system is installed in accordance with relevant Australian standards and job specifications.
- Sustainability principles and concepts are applied throughout the installation
- System is performance tested for satisfactory installation and remedied.
- Clean up.
- Work area is cleared and materials disposed of, reused or recycled according to legislation, regulations, codes of practice and job specification.
- Tools and equipment are cleaned, checked, maintained and stored in accordance with manufacturer recommendations and workplace procedures.
- Documentation is completed in accordance with workplace requirements.