Assessor Resource

RIICRC309D
Conduct stabiliser operations

Assessment tool

Version 1.0
Issue Date: March 2024


This unit describes a participant’s skills and knowledge required to conduct stabiliser operations in Civil Construction.

This unit is appropriate for those working in operational roles.

Licensing, legislative, regulatory and certification requirements that apply to this unit can vary between states, territories, and Industry sectors. Relevant information must be sourced prior to application of the unit.

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



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.

1. Plan and prepare

1.1 Access, interpret and apply stabiliser operations documentation and ensure the work activity is compliant

1.2 Obtain, read, interpret, clarify and confirm work requirements

1.3 Identify and address potential risks, hazards and environmental issues, and implement control measures

1.4 Select and wear correct personal protective equipment appropriate for work activities

1.5 Identify, obtain, confirm and implement signage requirements

1.6 Determine material to be laid and handling procedures to be employed

1.7 Select and check for faults all plant, tools and equipment to carry out tasks

2. Conduct stabiliser pre-operational checks

2.1 Carry out pre-start, start-up, park and shutdown procedures

2.2 Check stabiliser controls and functions for serviceability, focusing on brakes, implements or other attachments and manoeuvrability

2.3 Rectify or report any faults identified

3. Operate stabiliser

3.1 Identify site hazards associated with stabiliser operations and use safe operating techniques to minimise risk

3.2 Identify and apply operating techniques for stabiliser to achieve optimum output in accordance with manufacturers’ design specifications while achieving specified tolerances

3.3 Ensure correct operation of stabiliser

3.4 Operate stabiliser to produce results, including mixing materials, using additives and line and length

3.5 Monitor movements and hazards and identify and communicate changes to the work environment during the work process

4. Relocate stabiliser

4.1 Move stabiliser safely between worksites in accordance with relevant codes and traffic management requirements

4.2 Prepare stabiliser for relocation

5. Carry out operator maintenance

5.1 Conduct inspection and fault finding in accordance with manufacturers’ specifications and/or organisational requirements

5.2 Carry out routine operational servicing and lubrication tasks

5.3 Carry out minor maintenance

5.4 Record in writing performance of machine constantly to enable timely repair of equipment

6. Clean up

6.1 Clear work area and recycle or dispose of materials

6.2 Clean, check, maintain and store plant, tools and equipment

Evidence is required to be collected that demonstrates a candidate’s competency in this unit. Evidence must be relevant to the roles within this sector’s work operations and satisfy all of the requirements of the performance criteria of this unit and include evidence that the candidate:

locates and applies applicable documentation, policies and procedures

implements the requirements, procedures and techniques for the safe, effective and efficient completion of stabiliser operations including:

accessing, interpreting and applying documentation relevant to conducting stabiliser operations

identifying and applying relevant specifications to all work activities

identifying, addressing and reporting potential hazards and risks

identifying, obtaining, confirming and implementing signage requirements

selecting and checking for faults all plant, tools and equipment to carry out tasks

works effectively with others to undertake and complete stabiliser operations in a way that meets all requirements including:

preparing for and organising work activities to meet all task requirements

communicating clearly and concisely with others to receive and clarify work instructions

using a range of communication techniques and aids to advise others of work activity and exclusion zones

monitoring movements and hazards and identifying and communicating changes to the work environment during the work process

demonstrates completion of conducting stabiliser operations that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

conducting stabiliser pre-operational checks and rectifying or reporting any faults

operating stabiliser correctly and safely

relocating stabiliser safely

carrying out operator maintenance and keeping records

clearing work area and disposing of, recycling or storing materials

cleaning, checking, maintaining and storing plant, tools and equipment

the conduct of stabiliser operations performed on two (2) separate projects and to include:

churning up (excavating and remixing) existing fill

refilling in layers using the stabilised material

mixing materials

applying additives

achieving specified line and depth

enhancing the properties of the existing pavement

decreasing permeability

volume change

stabilising of an area to be performed utilising two (2) different additive types for at least five-hundred square metres (500m2) ensuring moisture content, additive application rate, pulverising, mixing, line and length are in accordance with project specifications

The candidate must demonstrate knowledge in conducting stabiliser operations through:

accessing, interpreting and applying organisation and site requirements and procedures for conducting stabiliser operations for:

identifying and managing risks

identifying, addressing and reporting environmental issues

setting up work activity

site isolation, signage, erecting barriers and traffic control

work health and safety

managing waste

selecting and checking for faults, tools and equipment to carry out tasks

carrying out work to specifications

manufacturer’s design specifications

applying effective techniques for stabiliser operations

An assessor of this unit must satisfy the requirements of the NVR/AQTF or their successors; and Industry regulations for certification and licensing; and,

this unit must be assessed in the context of this sector’s work environment; and,

this unit must be assessed in compliance with relevant legislation/regulation and using policies, procedures, processes and operational manuals directly related to the industry sector for which it is being assessed; and,

assessment may be conducted in conjunction with the assessment of other Units of Competency; and,

assessment must confirm consistent performance can be applied in a range of relevant workplace circumstances; and,

assessors must demonstrate the performance evidence, and knowledge evidence as outlined in this Unit of Competency, and through the minimum years of current* work experience specified below in an Industry sector relevant to the outcomes of the unit; or,

where the assessor does not meet experience requirements a co-assessment or partnership arrangement must exist between the qualified assessor and an Industry subject matter expert. The Industry subject matter expert should hold the unit being assessed (or an equivalent unit) and/or demonstrate equivalence of skills and knowledge at the unit level. An Industry technical expert must also demonstrate skills and knowledge from the minimum years of current work experience specified below in the Industry sector, including time spent in roles related to the unit being assessed; and,

assessor and Industry subject matter expert requirements differ depending on the Australian Qualifications Framework Level (AQF) of the qualification being assessed and/or Industry Sector as follows:

Industry sector

AQF** Level

Required assessor or Industry subject matter expert experience

Drilling, Metalliferous Mining, Coal Mining, Extractive (Quarrying) and Civil Construction

1

1 Year

2

2 Years

Drilling, Coal Mining and Extractive (Quarrying)

3-6

3 Years

Metalliferous Mining and Civil Construction

3-6

5 Years

Other sectors

Where this Unit is being assessed outside of the Resources and Infrastructure Sectors assessor and/or Industry subject matter expert experience should be in-line with industry standards for the sector in which it is being assessed and where no Industry standard is specified should comply with any relevant regulation.

*Assessors can demonstrate current work experience through employment within Industry in a role relevant to the outcomes of the Unit; or, for external assessors this can be demonstrated through exposure to Industry by conducting frequent site assessments across various locations.

**Where a unit is being delivered outside of a Qualification the first numeric character in the Unit code should be considered to indicate the AQF level


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.

1. Plan and prepare

1.1 Access, interpret and apply stabiliser operations documentation and ensure the work activity is compliant

1.2 Obtain, read, interpret, clarify and confirm work requirements

1.3 Identify and address potential risks, hazards and environmental issues, and implement control measures

1.4 Select and wear correct personal protective equipment appropriate for work activities

1.5 Identify, obtain, confirm and implement signage requirements

1.6 Determine material to be laid and handling procedures to be employed

1.7 Select and check for faults all plant, tools and equipment to carry out tasks

2. Conduct stabiliser pre-operational checks

2.1 Carry out pre-start, start-up, park and shutdown procedures

2.2 Check stabiliser controls and functions for serviceability, focusing on brakes, implements or other attachments and manoeuvrability

2.3 Rectify or report any faults identified

3. Operate stabiliser

3.1 Identify site hazards associated with stabiliser operations and use safe operating techniques to minimise risk

3.2 Identify and apply operating techniques for stabiliser to achieve optimum output in accordance with manufacturers’ design specifications while achieving specified tolerances

3.3 Ensure correct operation of stabiliser

3.4 Operate stabiliser to produce results, including mixing materials, using additives and line and length

3.5 Monitor movements and hazards and identify and communicate changes to the work environment during the work process

4. Relocate stabiliser

4.1 Move stabiliser safely between worksites in accordance with relevant codes and traffic management requirements

4.2 Prepare stabiliser for relocation

5. Carry out operator maintenance

5.1 Conduct inspection and fault finding in accordance with manufacturers’ specifications and/or organisational requirements

5.2 Carry out routine operational servicing and lubrication tasks

5.3 Carry out minor maintenance

5.4 Record in writing performance of machine constantly to enable timely repair of equipment

6. Clean up

6.1 Clear work area and recycle or dispose of materials

6.2 Clean, check, maintain and store plant, tools and equipment

Evidence is required to be collected that demonstrates a candidate’s competency in this unit. Evidence must be relevant to the roles within this sector’s work operations and satisfy all of the requirements of the performance criteria of this unit and include evidence that the candidate:

locates and applies applicable documentation, policies and procedures

implements the requirements, procedures and techniques for the safe, effective and efficient completion of stabiliser operations including:

accessing, interpreting and applying documentation relevant to conducting stabiliser operations

identifying and applying relevant specifications to all work activities

identifying, addressing and reporting potential hazards and risks

identifying, obtaining, confirming and implementing signage requirements

selecting and checking for faults all plant, tools and equipment to carry out tasks

works effectively with others to undertake and complete stabiliser operations in a way that meets all requirements including:

preparing for and organising work activities to meet all task requirements

communicating clearly and concisely with others to receive and clarify work instructions

using a range of communication techniques and aids to advise others of work activity and exclusion zones

monitoring movements and hazards and identifying and communicating changes to the work environment during the work process

demonstrates completion of conducting stabiliser operations that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

conducting stabiliser pre-operational checks and rectifying or reporting any faults

operating stabiliser correctly and safely

relocating stabiliser safely

carrying out operator maintenance and keeping records

clearing work area and disposing of, recycling or storing materials

cleaning, checking, maintaining and storing plant, tools and equipment

the conduct of stabiliser operations performed on two (2) separate projects and to include:

churning up (excavating and remixing) existing fill

refilling in layers using the stabilised material

mixing materials

applying additives

achieving specified line and depth

enhancing the properties of the existing pavement

decreasing permeability

volume change

stabilising of an area to be performed utilising two (2) different additive types for at least five-hundred square metres (500m2) ensuring moisture content, additive application rate, pulverising, mixing, line and length are in accordance with project specifications

The candidate must demonstrate knowledge in conducting stabiliser operations through:

accessing, interpreting and applying organisation and site requirements and procedures for conducting stabiliser operations for:

identifying and managing risks

identifying, addressing and reporting environmental issues

setting up work activity

site isolation, signage, erecting barriers and traffic control

work health and safety

managing waste

selecting and checking for faults, tools and equipment to carry out tasks

carrying out work to specifications

manufacturer’s design specifications

applying effective techniques for stabiliser operations

An assessor of this unit must satisfy the requirements of the NVR/AQTF or their successors; and Industry regulations for certification and licensing; and,

this unit must be assessed in the context of this sector’s work environment; and,

this unit must be assessed in compliance with relevant legislation/regulation and using policies, procedures, processes and operational manuals directly related to the industry sector for which it is being assessed; and,

assessment may be conducted in conjunction with the assessment of other Units of Competency; and,

assessment must confirm consistent performance can be applied in a range of relevant workplace circumstances; and,

assessors must demonstrate the performance evidence, and knowledge evidence as outlined in this Unit of Competency, and through the minimum years of current* work experience specified below in an Industry sector relevant to the outcomes of the unit; or,

where the assessor does not meet experience requirements a co-assessment or partnership arrangement must exist between the qualified assessor and an Industry subject matter expert. The Industry subject matter expert should hold the unit being assessed (or an equivalent unit) and/or demonstrate equivalence of skills and knowledge at the unit level. An Industry technical expert must also demonstrate skills and knowledge from the minimum years of current work experience specified below in the Industry sector, including time spent in roles related to the unit being assessed; and,

assessor and Industry subject matter expert requirements differ depending on the Australian Qualifications Framework Level (AQF) of the qualification being assessed and/or Industry Sector as follows:

Industry sector

AQF** Level

Required assessor or Industry subject matter expert experience

Drilling, Metalliferous Mining, Coal Mining, Extractive (Quarrying) and Civil Construction

1

1 Year

2

2 Years

Drilling, Coal Mining and Extractive (Quarrying)

3-6

3 Years

Metalliferous Mining and Civil Construction

3-6

5 Years

Other sectors

Where this Unit is being assessed outside of the Resources and Infrastructure Sectors assessor and/or Industry subject matter expert experience should be in-line with industry standards for the sector in which it is being assessed and where no Industry standard is specified should comply with any relevant regulation.

*Assessors can demonstrate current work experience through employment within Industry in a role relevant to the outcomes of the Unit; or, for external assessors this can be demonstrated through exposure to Industry by conducting frequent site assessments across various locations.

**Where a unit is being delivered outside of a Qualification the first numeric character in the Unit code should be considered to indicate the AQF level

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
Access, interpret and apply stabiliser operations documentation and ensure the work activity is compliant 
Obtain, read, interpret, clarify and confirm work requirements 
Identify and address potential risks, hazards and environmental issues, and implement control measures 
Select and wear correct personal protective equipment appropriate for work activities 
Identify, obtain, confirm and implement signage requirements 
Determine material to be laid and handling procedures to be employed 
Select and check for faults all plant, tools and equipment to carry out tasks 
Carry out pre-start, start-up, park and shutdown procedures 
Check stabiliser controls and functions for serviceability, focusing on brakes, implements or other attachments and manoeuvrability 
Rectify or report any faults identified 
Identify site hazards associated with stabiliser operations and use safe operating techniques to minimise risk 
Identify and apply operating techniques for stabiliser to achieve optimum output in accordance with manufacturers’ design specifications while achieving specified tolerances 
Ensure correct operation of stabiliser 
Operate stabiliser to produce results, including mixing materials, using additives and line and length 
Monitor movements and hazards and identify and communicate changes to the work environment during the work process 
Move stabiliser safely between worksites in accordance with relevant codes and traffic management requirements 
Prepare stabiliser for relocation 
Conduct inspection and fault finding in accordance with manufacturers’ specifications and/or organisational requirements 
Carry out routine operational servicing and lubrication tasks 
Carry out minor maintenance 
Record in writing performance of machine constantly to enable timely repair of equipment 
Clear work area and recycle or dispose of materials 
Clean, check, maintain and store plant, tools and equipment 
Access, interpret and apply stabiliser operations documentation and ensure the work activity is compliant 
Obtain, read, interpret, clarify and confirm work requirements 
Identify and address potential risks, hazards and environmental issues, and implement control measures 
Select and wear correct personal protective equipment appropriate for work activities 
Identify, obtain, confirm and implement signage requirements 
Determine material to be laid and handling procedures to be employed 
Select and check for faults all plant, tools and equipment to carry out tasks 
Carry out pre-start, start-up, park and shutdown procedures 
Check stabiliser controls and functions for serviceability, focusing on brakes, implements or other attachments and manoeuvrability 
Rectify or report any faults identified 
Identify site hazards associated with stabiliser operations and use safe operating techniques to minimise risk 
Identify and apply operating techniques for stabiliser to achieve optimum output in accordance with manufacturers’ design specifications while achieving specified tolerances 
Ensure correct operation of stabiliser 
Operate stabiliser to produce results, including mixing materials, using additives and line and length 
Monitor movements and hazards and identify and communicate changes to the work environment during the work process 
Move stabiliser safely between worksites in accordance with relevant codes and traffic management requirements 
Prepare stabiliser for relocation 
Conduct inspection and fault finding in accordance with manufacturers’ specifications and/or organisational requirements 
Carry out routine operational servicing and lubrication tasks 
Carry out minor maintenance 
Record in writing performance of machine constantly to enable timely repair of equipment 
Clear work area and recycle or dispose of materials 
Clean, check, maintain and store plant, tools and equipment 

Forms

Assessment Cover Sheet

RIICRC309D - Conduct stabiliser operations
Assessment task 1: [title]

Student name:

Student ID:

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

Student signature:

Result: Competent Not yet competent

Feedback to student

 

 

 

 

 

 

 

 

Assessor name:

Signature:

Date:


Assessment Record Sheet

RIICRC309D - Conduct stabiliser operations

Student name:

Student ID:

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

(add lines for each task)

Feedback to student:

 

 

 

 

 

 

 

 

Overall assessment result: Competent Not yet competent

Assessor name:

Signature:

Date:

Student signature:

Date: