Modification History
Not Applicable
Unit Descriptor
Unit descriptor |
This unit of competency specifies the outcomes required to install aerated autoclaved concrete (AAC) products to different types and styles of buildings. It includes planning, preparation, set out and installation requirements of the work. |
Application of the Unit
Application of the unit |
This unit of competency supports achievement of skills for laying AAC blockwork, lintels, floor panels and wall panels to buildings or structures, which includes working with others and as a member of a team. |
Licensing/Regulatory Information
Not Applicable
Pre-Requisites
Prerequisite units |
CPCCOHS2001A Apply OHS requirements, policies and procedures in the construction industry |
Employability Skills Information
Employability skills |
This unit contains employability skills. |
Elements and Performance Criteria Pre-Content
Elements describe the essential outcomes of a unit of competency. |
Performance criteria describe the performance needed to demonstrate achievement of the element. Where bold italicised text is used, further information is detailed in the required skills and knowledge section and the range statement. Assessment of performance is to be consistent with the evidence guide. |
Elements and Performance Criteria
ELEMENT |
PERFORMANCE CRITERIA |
1. Prepare for work. |
1.1. Work instructions, including plans, specifications, quality requirements and operational details, are obtained, confirmed and applied from relevant information to determine the installation of AAC products . 1.2. Safety (OHS ) requirements are followed in accordance with safety plans and policies. 1.3. Signage and barricade requirements are identified and implemented. 1.4. Plant, 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. 1.5. Material quantity requirements are calculated in accordance with plans, specifications and quality requirements . 1.6. Materials appropriate to the work application are identified, obtained, prepared, safely handled and located ready for use. 1.7. Environmental requirements are identified for the project in accordance with environmental plans and statutory and regulatory authority obligations, and are applied. 1.8. |
2. Set out and prepare base. |
2.1. Location of blockwork is set out in mortar to position in accordance with job drawings, including any damp course. 2.2. Base location is prepared so that surface is dry, horizontal, clean and flat to specifications. 2.3. Work is platform erected in accordance with job and regulatory authorities' requirements. 2.4. |
3. Lay AAC blockwork. |
3.1. Adhesive is prepared to conform to consistency and preparation in accordance with requirements and manufacturer recommendations. 3.2. Adhesive is applied to AAC blocks to maintain full joints at specified thickness in accordance with manufacturer specifications. 3.3. AAC block is laid in running bond and set out to application and requirements for line, level and plumb in construction projects in accordance with job plans and specifications. 3.4. Blocks are cut to correct length at end of course in accordance with manufacturer recommendations and specifications. 3.5. Blockwork is completed to specification requirements, with surplus adhesive from joints removed. 3.6. Service installations are chased into blockwork to depth and position according to manufacturer recommendations and specifications. 3.7. Tension and control fixings , ties and brackets are installed across joints or between internal and external wall components in accordance with manufacturer recommendations and specifications, for wall stability. 3.8. |
4. Install lintels to AAC blockwork. |
4.1. Blockwork is prepared to receive manufactured lintels in accordance with plans and manufacturer specifications. 4.2. Mortar bed is prepared to facilitate lintel and maintain to level position in accordance with plans and manufacturer specifications. 4.3. Lintels are lifted into position manually or with mechanical assistance in accordance with workplace requirements. 4.4. |
5. Install AAC floor panels. |
5.1. Floor supports are prepared and finished to a level, even surface to receive manufactured floor panels in accordance with manufacturer specifications. 5.2. AAC floor panels are checked for conformity of span, size, fix and load design in accordance with design specifications. 5.3. AAC floor panels are installed to specified location, and reinforcement bars and grout are installed to form a ring anchor system in accordance with manufacturer specifications. 5.4. Excess adhesive is removed from work surface and cleaned free of debris in accordance with manufacturer recommendations and job specifications. 5.5. |
6. Install AAC wall panels. |
6.1. Location and surrounds of installation are checked for conformity to dimensions and design specifications. 6.2. Wall panels are checked for conformity to dimension and in accordance with design specifications. 6.3. AAC wall panels are installed vertically for load bearing applications in accordance with manufacturer recommendations and engineer's design specifications or horizontally for cladding purposes. 6.4. Control joints are installed in accordance with manufacturer recommendations. 6.5. Excess adhesive is removed from work surface and cleaned free of debris in accordance with manufacturer recommendations and job specifications. 6.6. |
7. Clean up. |
7.1. Work area is cleared and materials disposed of, reused or recycled in accordance with legislation, regulations, codes of practice and job specification. 7.2. Plant, tools and equipment are cleaned, checked, maintained and stored in accordance with manufacturer recommendations and standard work practices. 7.3. |
Required Skills and Knowledge
REQUIRED SKILLS AND KNOWLEDGE |
This section describes the skills and knowledge required for this unit. |
Required skills |
Required skills for this unit are:
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Required knowledge |
Required knowledge for this unit is:
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Evidence Guide
EVIDENCE GUIDE |
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The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required skills and knowledge, range statement and the Assessment Guidelines for the Training Package. |
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Overview of assessment |
This unit of competency could be assessed in the workplace or a close simulation of the workplace environment, provided that simulated or project-based assessment techniques fully replicate construction workplace conditions, materials, activities, responsibilities and procedures. |
Critical aspects for assessment and evidence required to demonstrate competency in this unit |
A person who demonstrates competency in this unit must be able to provide evidence of the ability to:
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Context of and specific resources for assessment |
This competency is to be assessed using standard and authorised work practices, safety requirements and environmental constraints. Assessment of essential underpinning knowledge will usually be conducted in an off-site context. Assessment is to comply with relevant regulatory or Australian standards' requirements. Resource implications for assessment include:
Reasonable adjustments for people with disabilities must be made to assessment processes where required. This could include access to modified equipment and other physical resources, and the provision of appropriate assessment support. |
Method of assessment |
Assessment methods must:
Validity and sufficiency of evidence requires that:
Assessment processes and techniques should as far as is practical take into account the language, literacy and numeracy capacity of the candidate in relation to the competency being assessed. Supplementary evidence of competency may be obtained from relevant authenticated documentation from third parties, such as existing supervisors, team leaders or specialist training staff. |
Range Statement
RANGE STATEMENT |
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The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included. |
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Information includes: |
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Installation of AAC products may be performed on: |
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Safety (OHS ) is to be in accordance with legislation, regulations, codes of practice, organisational safety policies and procedures, and project safety plan and may include: |
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Tools and equipment : |
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Quality requirements include relevant regulations, including: |
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Materials include: |
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Environmental requirements include: |
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Statutory and regulatory authorities include: |
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AAC blocks include: |
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Fixing ties and brackets include: |
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Unit Sector(s)
Unit sector |
Construction |
Co-requisite units
Co-requisite units |
Nil |
Functional area
Functional area |