Unit of competency Outline

Date retreived
23/07/2026 11:41 AM AWST

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Install flashings and damp proof course

Install flashings and damp proof course

Unit of competency
National Code
CPCCBL3009A
State Code
W9328
TGA Status
Replaced
DTWD Status
Transition (Replaced)
Current Release Number
1.00
Current Release Date
19/05/2011
State Implementation and Classification
Approved Date
02/04/2014
Field of Education
040313 - Ceiling, Wall And Floor Fixing
Original Release Date
02/04/2014
Nominal Hours
8
Description
This unit of competency specifies the outcomes required to install flashings and damp proofing products to different types and styles of buildings. It includes planning, preparation, set out, installation and application requirements of the work.
Notes
Elements and 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 damp proofing applications.
  • 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 and type of construction, are 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.
2. Identify damp proofing requirement.
  • 2.1. Type of flashing and damp proofing material are identified in accordance with job specifications, state of structure and job safety (OHS) requirements.
  • 2.2. Area of structure requiring damp proofing is identified from job drawings and specifications or site inspection.
  • 2.3. Area of structure requiring damp proofing is inspected for defects and soundness, in accordance with job and manufacturer specifications.
3. Prepare surface.
  • 3.1. Defects are identified, corrected and made good to requirements of manufacturer specifications.
  • 3.2. Surface preparation of structure requiring damp proofing is carried out to manufacturer specifications.
4. Install DPC.
  • 4.1. Damp proof is installed in accordance with work drawings and manufacturer specification.
  • 4.2. Flashing or damp proof course is laid and lapped in accordance with manufacturer specifications.
  • 4.3. Damp proof material is applied with a consistent mortar bed on top and bottom.
  • 4.4. DPC is folded to follow shape of surrounding structures.
5. Install moisture proof barrier or flashings.
  • 5.1. Flashing materials are prepared for application to surrounding structures in accordance with design drawings and manufacturer recommendations.
  • 5.2. Flashing material is laid, lapped and joined to follow shape of surrounding structure.
  • 5.3. Flashings or moisture barrier material is formed and sealed around openings.
  • 5.4. Flashing and DPC are installed to project outside of mortar joint on external surface, and outside of brickwork in accordance with manufacturer specifications.
6. Clean up.
  • 6.1. Work area is cleared and materials disposed of, reused or recycled in accordance with legislation, regulations, codes of practice and job specification.
  • 6.2. Plant, tools and equipment are cleaned, checked, maintained and stored in accordance with manufacturer recommendations and standard work practices.
RANGE STATEMENT
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.
Information includes:
diagrams or sketches
instructions issued by authorised organisational or external personnel
manufacturer specifications and instructions where specified
memos
MSDS
organisation work specifications and requirements
plans and specifications
regulatory and legislative requirements pertaining to installing flashings and DPC
relevant Australian standards
safe work procedures related to installing flashings and DPC
signage
verbal or written and graphical instructions
work bulletins
work schedules.
Damp proofing applications include:
basements
damp proof through walls
floors
wall surfaces.
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:
emergency procedures, including emergency shutdown and stopping, extinguishing fires, organisational first aid requirements and evacuation
handling of materials
hazard control
hazardous materials and substances
safe operating procedures, including the conduct of operational risk assessment and treatments associated with:
earth leakage boxes
lighting
power cables, including overhead service trays, cables and conduits
restricted access barriers
surrounding structures
traffic control
trip hazards
underground services, including water, gas, electricity and communications
work site visitors and the public
working at heights
working in confined spaces
working in proximity to others
working with dangerous materials
organisational first aid
personal protective clothing and equipment prescribed under legislation, regulations and workplace policies and practices
use of firefighting equipment
use of tools and equipment
workplace environment and safety.
Tools and equipment include:
brooms
brushes
buckets
concrete mixers
electric drills
hammers (brickies, club and scutch)
hoses
knives or cutting blades
measuring tapes and rules
margin or raking tools
rollers
scaffolds
shovels
spirit levels
trowels
vacuum cleaner
wheelbarrows.
Type of construction include:
blockwork
brickwork
reinforced in situ concrete and pre-cast concrete
stonework.

Quality requirements include relevant regulations, including:
Australian standards
internal company quality policy and standards
manufacturer specifications, where specified
workplace operations and procedures.
Damp proofing materials include:
aluminium sheeting
bituminous sheeting
emulsions
lead and polyurethane sheeting
polyethylene sheeting.
Environmental requirements include:
clean-up protection
noise and dust
vibration
waste management.
Statutory and regulatory authorities include:
federal, state and local authorities administering applicable Acts, regulations and codes of practice.
Surface preparation includes:
chipping or scraping of protrusions
cleaning free of dust.
Flashing or damp proof course includes:
cavities
cavity gutters
lintels
roofs
windows.
Prepared for application includes:
checking quality and blends of sand used in mortar materials
mixing
stirring
batching and mixing
cutting sheet material to length
folding materials to shape.
EVIDENCE GUIDE
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.
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:
locate, interpret and apply relevant information, standards and specifications
comply with site safety plan and OHS legislation, regulations and codes of practice applicable to workplace operations
comply with organisational policies and procedures, including quality requirements
safely and effectively use tools, plant and equipment
communicate and work effectively and safely with others
as a minimum, install flashings of suitable materials for the following construction situations: step flashings and/or DPC to cavity brickwork including internal and external corners, window and door heads and vertical flashings; and stepped and tray flashings to gables and/or parapets, ensuring:
correct identification of requirement and finishing of the tasks
correct selection and use of appropriate processes, tools and equipment
completing all work to specification.
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:
an induction procedure and requirement
realistic tasks or simulated tasks covering the mandatory task requirements
relevant specifications and work instructions
tools and equipment appropriate to applying safe work practices
support materials appropriate to activity
workplace instructions relating to safe work practices and addressing hazards and emergencies
material safety data sheets
research resources, including industry related systems information.
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:
satisfy the endorsed Assessment Guidelines of the Construction, Plumbing and Services Training Package
include direct observation of tasks in real or simulated work conditions, with questioning to confirm the ability to consistently identify and correctly interpret the essential underpinning knowledge required for practical application
reinforce the integration of employability skills with workplace tasks and job roles
confirm that competency is verified and able to be transferred to other circumstances and environments.
Validity and sufficiency of evidence requires that:
competency will need to be demonstrated over a period of time reflecting the scope of the role and the practical requirements of the workplace
where the assessment is part of a structured learning experience the evidence collected must relate to a number of performances assessed at different points in time and separated by further learning and practice, with a decision on competency only taken at the point when the assessor has complete confidence in the person's demonstrated ability and applied knowledge
all assessment that is part of a structured learning experience must include a combination of direct, indirect and supplementary evidence.
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.
Replaces
State Code National Code Title Type
W1774 BCGBL3009B Install flashings and damp proof course (DPC) Unit of competency
Replaced By
State Code National Code Title Type
OCQ68 CPCCBL3009 Install flashings and damp proof course Unit of competency