SAQA All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.
SOUTH AFRICAN QUALIFICATIONS AUTHORITY 
REGISTERED UNIT STANDARD: 

Operate a diamond jig 
SAQA US ID UNIT STANDARD TITLE
421848  Operate a diamond jig 
ORIGINATOR
QCTO Task Team - Mining and Minerals 
PRIMARY OR DELEGATED QUALITY ASSURANCE FUNCTIONARY
-  
FIELD SUBFIELD
Field 06 - Manufacturing, Engineering and Technology Fabrication and Extraction 
ABET BAND UNIT STANDARD TYPE PRE-2009 NQF LEVEL NQF LEVEL CREDITS
Undefined  Regular  Level 2  NQF Level 02 
REGISTRATION STATUS REGISTRATION START DATE REGISTRATION END DATE SAQA DECISION NUMBER
Reregistered  2018-07-01  2023-06-30  SAQA 06120/18 
LAST DATE FOR ENROLMENT LAST DATE FOR ACHIEVEMENT
2024-06-30   2027-06-30  

In all of the tables in this document, both the pre-2009 NQF Level and the NQF Level is shown. In the text (purpose statements, qualification rules, etc), any references to NQF Levels are to the pre-2009 levels unless specifically stated otherwise.  

This unit standard does not replace any other unit standard and is not replaced by any other unit standard. 

PURPOSE OF THE UNIT STANDARD 
This unit standard will be useful to people who are responsible for operating the diamond jig during the diamond recovery process.

People credited with this unit standard are able to:
  • Demonstrate knowledge and understanding relating to the diamond jig.
  • Identify the hazards and risks associated with the operation of the diamond jig.
  • Demonstrate knowledge and understanding relating to the maintenance of the diamond jig.
  • Demonstrate knowledge and understanding relating to the controlling and operation of the diamond jig and classification process.
  • Clean a diamond jig and conduct end of shift procedures. 

  • LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
  • Communication at NQF Level 2.
  • Mathematical Literacy at NQF Level 2. 

  • UNIT STANDARD RANGE 
    N/A 

    Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Demonstrate knowledge and understanding relating to the diamond jig. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Terminology used in diamond jig operations is explained. 
    ASSESSMENT CRITERION RANGE 
    Must include:
  • Type of gravel.
  • Centripetal/centrifugal force.
     

  • ASSESSMENT CRITERION 2 
    The components of the diamond jig are identified and their functions explained. 
    ASSESSMENT CRITERION RANGE 
    Must include:
  • Screens.
  • Pullies.
  • Chains/belts.
  • Motors.
  • Conveyors.
     

  • ASSESSMENT CRITERION 3 
    The relation of the jig machines in the production line is explained. 
    ASSESSMENT CRITERION RANGE 
    Must include:
  • Diamond pan.
  • Conveyors.
  • Grease belt/sorting.
     

  • ASSESSMENT CRITERION 4 
    The diamond bearing gravel is identified and described. 

    ASSESSMENT CRITERION 5 
    The importance of controlling the diamond jig operations is explained in terms of achieving production requirements and up- and downstream operational requirements. 

    SPECIFIC OUTCOME 2 
    Hazards and risks associated with the operation of the diamond jig are identified and assessed. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    The relavant personal protective equipment is selected examined and used in a way that is consistent with its purpose, design and specified requirements. 

    ASSESSMENT CRITERION 2 
    The hazards related to the installation and operation of the diamond jig are identified and addressed. 
    ASSESSMENT CRITERION RANGE 
    Must include:
  • Set up and installation.
  • Electrical installation.
  • Operation.
     

  • ASSESSMENT CRITERION 3 
    The occupational safety and health and risk management requirements in relation to the set up and installation of the jig and the consequences of non-compliance are explained in terms of specified requirements. 
    ASSESSMENT CRITERION RANGE 
    Must include:
  • Screens.
  • Pullies.
  • Chains/belts.
  • Motors.
  • Conveyors.
     

  • ASSESSMENT CRITERION 4 
    The occupational safety, health and risk management requirements with regard to the operation of the jig and the consequences of non-compliance are explained. 
    ASSESSMENT CRITERION RANGE 
    Must include:
  • Screens.
  • Pullies.
  • Chains/belts.
  • Motors.
  • Conveyors.
     

  • ASSESSMENT CRITERION 5 
    The occupational safety, health and risk management requirements with regard to the electrical installation and the consequences of non-compliance are explained. 

    ASSESSMENT CRITERION 6 
    Actions to be taken in terms of specified requirements, should sub-standard conditions and problems be encountered, are explained. 

    ASSESSMENT CRITERION 7 
    The emergency procedures in terms of specified requirements pertaining to the diamond jig operations and process are explained. 

    ASSESSMENT CRITERION 8 
    Occupational safety and health procedures towards self and others are maintained in accordance with specified requirements. 

    SPECIFIC OUTCOME 3 
    Demonstrate knowledge and understanding relating to the maintenance of the diamond jig. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Good housekeeping practices in accordance with specified requirements are ensured. 

    ASSESSMENT CRITERION 2 
    Data are recorded and reports submitted in accordance with legal and site-specific requirements. 

    ASSESSMENT CRITERION 3 
    Maintenance requirements are planned and execution monitored in accordance with operational requirements. 

    ASSESSMENT CRITERION 4 
    Preparation for maintenance and the locking out of equipment in accordance with specified requirements is ensured. 

    ASSESSMENT CRITERION 5 
    Worn-out parts are identify and replaced (e.g. screens, fanbelts, bearings, seals.). 

    ASSESSMENT CRITERION 6 
    Electrical connections are inspected and reported on in accordance with specifications. 

    ASSESSMENT CRITERION 7 
    Oil and lubricant levels are checked and leaks are noted and reported. 

    ASSESSMENT CRITERION 8 
    Refill oil and lubricant levels and ensure that leaks are sealed. 

    SPECIFIC OUTCOME 4 
    Demonstrate knowledge and understanding relating to the operation of the diamond jig. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Pre-start inspections and a checklist are completed. 

    ASSESSMENT CRITERION 2 
    The standard operating procedures are adhered to in accordance with legal and site-specific requirements. 
    ASSESSMENT CRITERION RANGE 
    Must include:
  • Feeder arrangement.
  • Water supply.
  • Security.
  • Transportation of product.
  • Excess water.
     

  • ASSESSMENT CRITERION 3 
    The diamond jig operation and process is inspected in accordance with specified requirements. 

    ASSESSMENT CRITERION 4 
    The diamond jig operation and process is monitored, controlled and optimised in accordance with operational requirements. 

    ASSESSMENT CRITERION 5 
    Safe and optimum production is maintained through effective communication. 

    ASSESSMENT CRITERION 6 
    The security requirements pertaining to the operation of the diamond jig and diamond separation processes in terms of legal and site-specific requirements are explained. 

    ASSESSMENT CRITERION 7 
    Work related hazards and associated risks are dealt with in accordance with specified requirements. 

    ASSESSMENT CRITERION 8 
    The operation of the diamond jig and process is consistent with environmental policy and other related requirements. 

    SPECIFIC OUTCOME 5 
    Clean a diamond jig and conduct end of shift procedures. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Correct shut down procedures are followed. 

    ASSESSMENT CRITERION 2 
    All the impurities from the jig are removed and dicarded according to specific operating procedures. 

    ASSESSMENT CRITERION 3 
    All mud/sand and sludge from the jig and moving parts is removed and discarded according to specific operating procedures. 

    ASSESSMENT CRITERION 4 
    Waste materials are handled, stored and disposed of in accordance with specified requirements. 

    ASSESSMENT CRITERION 5 
    Daily operational report is compiled and submitted in accordance with standard operating procedures. 


    UNIT STANDARD ACCREDITATION AND MODERATION OPTIONS 
  • Anyone assessing a learner or moderating the assessment of a learner against the qualification must be registered as an assessor with the relevant QCTO Quality Assurance Partner (QAP).
  • Any institution offering learning that will enable the achievement of this qualification must be accredited as a provider with the relevant QAP.
  • Moderation of assessment will be overseen by the relevant QAP according to the moderation guidelines and the agreed QAP procedures.
  • Moderation must include both internal and external moderation of assessments, unless the QAP policies specify otherwise. Moderation should also encompass achievement of the competence described in the associated unit standard/s.
  • Anyone wishing to be assessed against this qualification may apply to be assessed by any assessment agency, assessor or provider institution that is accredited by the relevant QAP. 

  • UNIT STANDARD ESSENTIAL EMBEDDED KNOWLEDGE 
    The following embedded knowledge will be assessed in an integrated way in the context of the unit standard.

    Critical factors relating to the diamond jig operation and process:
  • Legal and specified requirements.
  • Achieving specified production requirements.
  • Risk Assessment procedures and actions.
  • Identifying the principal components and explaining the specification and their functions.
  • Specified communication requirements.
  • Elementary principles of the process.

    Processes and events pertaining to the diamond jig operation and process:
  • Preparation.
  • Examination.
  • Diamond recovery.
  • Monitor and control.

    Causes and effects (Safety and Health):
  • Use of personal protective equipment.
  • Use of tools and equipment.
  • Workplace hazards and associated risks.
  • Housekeeping.

    Procedures and techniques relating to the separation process:
  • Methods of collecting, analysing, organising, summarising and presenting data.
  • Fault finding and corrective techniques.
  • Handling procedure and controls.

    Regulations, legislation, agreements, policies and standards relating to the diamond recovery process:
  • Safety, health and environmental legislation and regulations.
  • Quality policies, standards and agreements. 

  • UNIT STANDARD DEVELOPMENTAL OUTCOME 
    N/A 

    UNIT STANDARD LINKAGES 
    N/A 


    Critical Cross-field Outcomes (CCFO): 

    UNIT STANDARD CCFO IDENTIFYING 
    Identify and solve problems and make decisions using critical and creative thinking.
    Note:
  • The learner is able to interpret and respond to diamond jig operation and process conditions by taking appropriate action and/or referring the matter to the relevant persons. 

  • UNIT STANDARD CCFO WORKING 
    Work effectively with others as a member of a team, group, organisation or community.
    Note:
  • The learner understands the importance of and promotes effective teamwork in the diamond jig operation and process by adhering to team protocols and actively supporting fellow team members. 

  • UNIT STANDARD CCFO ORGANISING 
    Organise and manage himself/herself and his/her activities responsibly and effectively.
    Note:
  • The learner is able to work in accordance with relevant operating procedures pertaining to diamond jig operation. 

  • UNIT STANDARD CCFO COLLECTING 
    Collect, analyse, organise and critically evaluate information.
    Note:
  • The learner is able to constantly monitor and interpret diamond jig operation and process conditions by means of visual observation, process control feedback and interaction with fellow workers. 

  • UNIT STANDARD CCFO SCIENCE 
    Use science and technology effectively and critically showing responsibility towards the environment and health of others.
    Note:
  • The learner is able to interact with process control and other technology applied in a diamond jig operation. 

  • UNIT STANDARD CCFO DEMONSTRATING 
    Demonstrate an understanding of the world as a set of related systems by recognising that problem-solving contexts do not exist in isolation.
    Note:
  • The learner understands that successful operation of the diamond jig depends on the successful integration between upstream, parallel and downstream processes and appreciates his role in that regard. 

  • UNIT STANDARD ASSESSOR CRITERIA 
    N/A 

    REREGISTRATION HISTORY 
    As per the SAQA Board decision/s at that time, this unit standard was Reregistered in 2015. 

    UNIT STANDARD NOTES 
    Terminology:

    Specified requirements include legal and site-specific requirements and are contained in one or more of the following documents:
    Legal:
  • Relevant Acts, e.g. Mine Health and Safety Act, 1996 (Act No. 29/1996), Minerals Act and Regulations, 1991 (Act No. 50/1991), etc.
  • Mandatory Codes of Practice.
  • SANS and other relevant standards.
  • Chief Inspector of Mines' Directives.

    Site-Specific:
  • Hazard Identification and Risk Assessments (HIRA).
  • Occupational Health and Safety Risk Management Programme.
  • Managerial Instructions.
  • Mine Standard Procedures.
  • List of Recorded OH and S Risks.
  • Working Guides.
  • Equipment and Materials Specifications. 

  • QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Elective  90655   National Certificate: Small Scale Mining  Not Applicable  NQF Level 03  Reregistered  2023-06-30  MQA 


    PROVIDERS CURRENTLY ACCREDITED TO OFFER THIS UNIT STANDARD: 
    This information shows the current accreditations (i.e. those not past their accreditation end dates), and is the most complete record available to SAQA as of today. Some Primary or Delegated Quality Assurance Functionaries have a lag in their recording systems for provider accreditation, in turn leading to a lag in notifying SAQA of all the providers that they have accredited to offer qualifications and unit standards, as well as any extensions to accreditation end dates. The relevant Primary or Delegated Quality Assurance Functionary should be notified if a record appears to be missing from here.
     
    NONE 



    All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.