Assessor Resource

WRHCL305B
Perform on scalp full head and re-touch bleach services

Assessment tool

Version 1.0
Issue Date: April 2024


This unit requires the operator to communicate with clients regarding their desired hair colour finish. It involves analysis of the characteristics of hair including natural base colour, the selection and application of bleach products to lighten the colour of the hair, along with knowledge of the action of bleach products and peroxide levels and their effects on the bleach level. Knowledge of relevant local health regulations and the workplace approach to colour services, with particular emphasis on client and operator safety, is also required.

In the context of an assessment-only and/or a training delivery and assessment pathway, units of competency that relate to this unit are identified in the evidence guide of this unit.

This unit describes the skills and knowledge required to select products and perform on scalp and re-touch bleach services.

This unit of competency will apply to a range of hairdressing services and roles in the workplace.

You may want to include more information here about the target group and the purpose of the assessments (eg formative, summative, recognition)

Prerequisites

Not applicable.

Employability Skills

This unit contains employability skills.



Evidence Required

List the assessment methods to be used and the context and resources required for assessment. Copy and paste the relevant sections from the evidence guide below and then re-write these in plain English.

The evidence guide describes the underpinning knowledge and skills that must be demonstrated to prove competence. It is essential for assessment and must be read in conjunction with the performance criteria, the range statement and the assessment guidelines of the relevant Training Package.

Overview of assessment

A person who demonstrates competency in this unit of competency must be able to apply knowledge of the use and application of a defined workplace range of bleach and toner products for a range of colour outcomes on different clients. Knowledge and skill with regard to relevant legislation and workplace procedures that ensure client and operator comfort, health and safety must also be demonstrated.

Specific evidence requirements

Critical aspects for assessment and evidence required to demonstrate competency in this unit

knowledge and consistent application of workplace policies, procedures and safe work practices in relation to bleach services

knowledge of manufacturer's product safety data

consistently applying effective questioning and active listening techniques to consult and negotiate with clients and to ensure client comfort and safety throughout the service

recognising and managing contraindications

reading, accurately interpreting and consistently applying manufacturer's product safety data, and product use and application instructions

consistently safe selection, preparation, application, processing and removal of colour according to manufacturer's instructions and workplace procedures

consistently achieving the desired degree of lift and performing natural hair and regrowth bleach services with even colour results and minimum hair damage

consistently applying client and operator safety precautions.

Context of assessment

For valid and reliable assessment of this unit, competency should be consistently demonstrated over a period of time and observed by the assessor and/or the technical expert working in partnership with the assessor. The technical expert may include the hairdresser and/or an experienced person at the workplace.

Competency should be demonstrated in the workplace or a simulated workplace environment in a range of situations which may include client interruptions and involvement in other related activities normally expected in the workplace. For further guidance on the use of an appropriate simulated environment, refer to the Assessment Guidelines in this Training Package.

Specific resources for assessment

Competency for this unit should be assessed through access to:

relevant documentation, including occupational health and safety legislation and regulations, workplace policy and procedures manuals and manufacturer's product safety data sheets

a salon or simulated salon environment

a defined bleaching and toning workplace product range along with manufacturer's colour charts and product instructions

clients with a variety of bleaching requirements.

Relationship to other units

This unit requires an assessment outcome that includes evidence of knowledge of the chemical and physical effects of bleaching products on the hair and their safe application.

:

WRHCL302B Colour and lighten hair

WRHHS301A Apply the principles of hairdressing science.

Co-requisite unit:

WRHCL303B Design and perform full and partial highlighting techniques.

Method of assessment

The following assessment methods are suggested.

Observation of the learner performing a range of tasks in an actual or simulated work environment, over sufficient time to demonstrate his/her handling of a range of contingencies. Tasks may include:

completion of workplace documentation relevant to analysis of client characteristics prior to bleach treatment

demonstrated client consultation and colour selection prior to service

demonstrated safe application and processing of full head and re-touch bleach services on a variety of clients with different needs.

Third-party reports from experienced hairdressers in the workplace.

Evidence required for demonstration of consistent performance

For valid and reliable assessment of this unit, evidence should be gathered through a range of methods to indicate consistent performance.

It can be gathered from assessment of the unit of competency alone, through an integrated assessment activity or through a combination of both.

Evidence should be gathered as part of the learning process.

Submission Requirements

List each assessment task's title, type (eg project, observation/demonstration, essay, assingnment, checklist) and due date here

Assessment task 1: [title]      Due date:

(add new lines for each of the assessment tasks)

Assessment Tasks

Copy and paste from the following data to produce each assessment task. Write these in plain English and spell out how, when and where the task is to be carried out, under what conditions, and what resources are needed. Include guidelines about how well the candidate has to perform a task for it to be judged satisfactory.

This describes the essential skills and knowledge and their level, required for this unit.

Skills may include:

pre-bleach service analysis

communication techniques, including:

using open and closed questions

speaking clearly and concisely

using appropriate language

non-verbal communication

client consultation

using manufacturer's colour charts

bleach product selection

bleach product application methods within defined workplace timeframes

residual product removal

language, literacy and numeracy skills relevant to the role and workplace requirements.

Knowledge may include:

the composition of bleach products and their chemical and physical effects on hair structure

the effects of hydrogen peroxide on the hair and hair colour

the reasons for selecting particular application methods

the stages of bleaching

the colour wheel and its application in toner selection

manufacturer's colour chart systems from the workplace range

processing and developing methods for a defined workplace product range

manufacturer's product safety data for preparing and applying bleach products

the provisions of relevant health and hygiene legislation and regulations

the provisions of relevant occupational health and safety legislation and regulations.

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that will affect performance.

The following variables 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. Bold italicised text from the performance criteria is detailed here.

Client characteristics may include:

natural hair type, texture, porosity, density and elasticity

natural and/or artificial base colour

tone

percentage of white hair

presence of lightening agents or artificial hair colour treatments on hair

other existing chemical services

skin tone

length of hair

scalp condition.

Contraindications may include:

condition of hair

existing metallic-based colour on hair.

Clients may include:

women

men

children

people who present with virgin hair or a range of pre-existing colour treatments on the hair

people from a range of social, cultural or ethnic backgrounds and with a range of physical and mental abilities.

Client history may include:

contraindications

previous pre-service analysis

previous colour or bleach services' product selection

previous bleach services' application techniques and processing times

colour result

recommended care products.

Bleach products must include:

products from the workplace bleach range

peroxides of varying percentage volumes.

Client and operator comfort and safety must include:

following workplace procedures

wearing protective gloves when applying bleach and toner products

avoiding skin and eye contact for client and operator

following manufacturer's product safety data sheet in the event of an accident and seeking medical advice

using barrier creams on client's face and neckline

appropriate gowning of client

operator wearing protective clothing when mixing and applying products

monitoring client scalp comfort and condition at all stages of the service.

Relevant legislation may include:

federal, state and local health and hygiene

occupational health and safety.

Workplace policies and procedures may include:

client comfort and safety

operator safety

health and hygiene.

Stages andmethods of product application must include:

natural untreated hair

regrowth

roots and then ends

roots, mid lengths and finally ends

ends and then roots.

Product processing must include:

following manufacturer's instructions

exercising judgement based on previous timing of bleach services on the particular client

monitoring and observing product development.

Heat acceleration may include:

heat lamps

steamers.

After bleach toning products may include:

suitable products from the workplace colour range.

Copy and paste from the following performance criteria to create an observation checklist for each task. When you have finished writing your assessment tool every one of these must have been addressed, preferably several times in a variety of contexts. To ensure this occurs download the assessment matrix for the unit; enter each assessment task as a column header and place check marks against each performance criteria that task addresses.

Observation Checklist

Tasks to be observed according to workplace/college/TAFE policy and procedures, relevant legislation and Codes of Practice Yes No Comments/feedback
Client characteristics are analysed through physical and visual examination. 
Contraindications to proceeding with colour correction services are identified and explained to clients where necessary. 
Client history is referred to and previous colour is discussed with client where applicable. 
Client history is established for new colour clients. 
Client satisfaction or dissatisfaction with current hair colour is established through questioning and active listening. 
Desired level of lift and tone result are confirmed with client through discussion and reference to manufacturer's colour charts. 
Wraps and towels are applied to ensure client protection and safety according to workplace procedures. 
Bleach products are selected and prepared according to manufacturer's instructions and workplace procedures. 
Client and operator comfort and safety are ensured at all stages of the service according to relevant legislation, manufacturer's product safety data sheets and workplace policies and procedures. 
Stages and methods of product application are quick, even and without overlap, and application is crosschecked for agreed coverage. 
Product processing is timed through observation to achieve desired lift according to manufacturer's instructions. 
Heat acceleration is applied to assist processing where lift is slow and when indicated by manufacturer's product instructions. 
Residual product is gently removed at the end of processing time according to manufacturer's instructions. 
After bleach toning products are applied where selected according to manufacturer's instructions. 
Clients are advised on appropriate bleached hair shampoos and conditioners. 
Sun protection strategies are suggested to clients. 
Outcomes of service are reviewed against agreed client expectations and client satisfaction is confirmed. 
Client history is updated to include lightening product selection, technique, outcome of service and home care products purchased. 

Forms

Assessment Cover Sheet

WRHCL305B - Perform on scalp full head and re-touch bleach services
Assessment task 1: [title]

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I declare that the assessment tasks submitted for this unit are my own work.

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Result: Competent Not yet competent

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Assessment Record Sheet

WRHCL305B - Perform on scalp full head and re-touch bleach services

Student name:

Student ID:

Assessment task 1: [title] Result: Competent Not yet competent

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Feedback to student:

 

 

 

 

 

 

 

 

Overall assessment result: Competent Not yet competent

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