Elements and Performance Criteria
- Prepare for planning.
- Nature and scope of planning task are identified and confirmed.
- Safety (OHS) requirements associated with planning, sizing and documenting the layout of roof drainage systems, and workplace environmental requirements, are adhered to throughout the work.
- Work is organised and sequenced in conjunction with others involved in or affected by the work.
- Tools and equipment required for planning, sizing and documenting the layout of roof drainage systems, including personal protective equipment, are selected and checked for serviceability.
- Work area in which planning process is to be conducted is prepared.
- Identify system requirements.
- Information and specifications for the required work are obtained and confirmed, if necessary by site inspection.
- Regulations and Australian standards relevant to the work are consulted and applied to all aspects of the work, including statutory and regulatory authority requirements.
- Roof catchment areas and design flows are determined from rainfall data and relevant Australian standards.
- Quantity and size of gutters, sumps, rain heads and downpipes are determined in accordance with relevant Australian standards, plans and specifications.
- Plan system layout.
- Layout of roof drainage system is planned in accordance with development plans, specifications, relevant Australian standards and workplace procedures.
- Required materials and components of roof drainage system are specified and optimised in accordance with relevant Australian standards from the proposed design.
- Plans are recorded in accordance with regulatory authorities' and workplace requirements.
- Sustainability principles and concepts are applied to work preparation and application.
- Restore work area.