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Elements and Performance Criteria

  1. Select concrete polishing equipment
  2. Clean and prepare sub-floor
  3. Polish the floor
  4. Clean up work area and tools

Range Statement

Specifies different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included. Range is restricted to essential operating conditions and any other variables essential to the work environment.

Legislative requirements include:

applicable legislation from all levels of government that affect organisational operation

award and enterprise agreements

industrial relations

Australian Standards

confidentiality and privacy

work health and safety (WHS)

the environment

equal employment opportunity (EEO)

anti-discrimination

relevant industry codes of practice

duty of care and heritage

WHS requirements include:

Commonwealth, state or territory legislation and regulations

organisational safety policies and procedures

the use of personal protective equipment and clothing

firefighting equipment

first aid equipment

hazard and risk control and elimination

control of hazardous materials and substances

manual handling, including lifting and carrying

Organisational requirements include:

legal, organisational and site guidelines

policies and procedures relating to own role and responsibility

quality assurance

procedural manuals

quality and continuous improvement processes and standards

WHS

emergency and evacuation

ethical standards

recording and reporting

access and equity principles and practices

equipment use, maintenance and storage

environmental management (waste disposal, recycling and re-use guidelines)

Types of concrete polishing equipment and supplies include:

single headed, double headed and planetary action grinders/polishers

dust/vacuum systems

diamond abrasives

Selection of diamond tool segments includes:

half set (for contaminant removal e.g. glue when a flat floor finish is not required)

full set (for flattening)

Diamond abrasive wear includes influence of:

hardness of material being ground (e.g. aggregate and sand abrasiveness)

the grinding/polishing pressure

hardness of the bond

diamond grit size

number of segments

presence of water

use of additional abrasives

Planetary machine maintenance includes:

ensuring all external electrical fittings are sound, effective and dry

checking tightness of head locks

inspecting heads for slop or broken ‘fingers’ (spiring steel heads)

effectiveness of the planetary seal

condition of the chain ring

condition of the drive sprocket

condition of belt tensioner

cleanliness of machine electrical cabinet

current electrical safety tags fitted

Instructions include:

equipment manufacturer specifications and operational procedures

workplace procedures relating to WHS, tool handling and operation, reporting and communication

work instructions, including job sheets, plans, drawings and designs

Sources of power supply include:

single or three-phase

Attachments include:

air cleaning/vacuum attachment

Fault reporting includes:

verbal or written reporting

Personal protective equipment includes:

that prescribed under legislation, regulation and enterprise policies and practices

Fittings and fixtures include:

nails

door stops

gripper strips

metal or other material mouldings


Performance Evidence

Comply with legislation, regulations, standards, codes of practice and established safe practices and procedures for operating and maintaining planetary grinding/polishing equipment

Apply safe handling practices for equipment, products and materials

Follow work instructions, operating procedures and inspection practices to:

prevent damage to goods, equipment and products

maintain required production output and product quality

minimise the risk of injury to self and others

Polish a concrete sub-floor using single headed, double headed and planetary action concrete polishing equipment correctly and safely

Complete operator maintenance on concrete polishing equipment

Modify activities to cater for variations in workplace contexts and environment

Communicate ideas and information to enable confirmation of work requirements and specifications and the reporting of faults and problems

Collect and understand information related to the use and maintenance of grinding and polishing equipment

Work with others and in a team by recognising dependencies and using cooperative approaches to optimise work flow and productivity

Use pre-checking and inspection techniques to anticipate polishing problems to avoid re-work and wastage

Recognise and respond to circumstances outside instructions or personal competence

Plan and organise activities, including the preparation and layout of the worksite and the obtaining of tools

Use mathematical ideas and techniques to correctly complete measurements and estimate material requirements

Maintain current knowledge of:

tools and materials

concrete surface polishing techniques

Use workplace technology related to the use and operator maintenance of concrete polishers and associated materials


Knowledge Evidence

State or territory WHS legislation, regulations, standards and codes of practice relevant to the use of concrete polishing equipment

Organisational and site standards, requirements, policies and procedures for the use of concrete polishing equipment

Types of concrete polishers and procedures for their safe use, operation and maintenance

Polisher attachments, their uses, limitations and maintenance requirements

Diamond polishing tools, uses and wear factors

Environmental protection requirements

Established communication channels and protocols

Relevant problem identification and resolution