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 THAT HAS PASSED THE END DATE: 

Demonstrate knowledge of various types of pillars and their role as a support medium 
SAQA US ID UNIT STANDARD TITLE
253028  Demonstrate knowledge of various types of pillars and their role as a support medium 
ORIGINATOR
SGB 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  2 
REGISTRATION STATUS REGISTRATION START DATE REGISTRATION END DATE SAQA DECISION NUMBER
Passed the End Date -
Status was "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 replaces: 
US ID Unit Standard Title Pre-2009 NQF Level NQF Level Credits Replacement Status
115649  Demonstrate a basic understanding of various types of pillars and their role as a support medium  Level 2  NQF Level 02  2   

PURPOSE OF THE UNIT STANDARD 
This unit standard will be useful to people who are concerned with the function of pillars related to excavation stability in mining. People credited with this unit standard are able to:
  • Demonstrate knowledge of the support function of pillars in mining.
  • Demonstrate knowledge of the role of various types of pillars used in mining.
  • Demonstrate knowledge of the consequences of not adhering to pillar design criteria.

    The skills, knowledge and understanding demonstrated within this unit standard are essential for social and economic transformation and contribute to the upliftment and economic growth of the mining and minerals sector.

    This unit standard is intended to promote general skills, knowledge and demonstrating a basic understanding of various types of pillars and their role as a support medium in the mining and minerals sector in order to ensure knowledgeable and informed workers. 
    		•

    LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
    The credit calculation is based on the assumption that learners are already competent in terms of the following outcomes or areas of learning when starting to learn towards this unit standard:
  • Outcomes related to National Introductory Certificate to Mining and Minerals (NQF Level 1). 
    		•

    UNIT STANDARD RANGE 
    N/A 

    Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Demonstrate knowledge of the support function of pillars in mining. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    The need for support installation is explained in the context of mining operations. 

    ASSESSMENT CRITERION 2 
    The specific role of solid reef pillars is explained in terms of ensuring excavation stability. 

    SPECIFIC OUTCOME 2 
    Demonstrate knowledge of the role of various types of pillars used in mining. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    Various pillar types are explained in the context of mining operations. 
    ASSESSMENT CRITERION RANGE 
  • Regional/barrier/stabilising.
  • Crush.
  • Yield.
  • Non-yield.
  • Bracket.
  • Protection.
  • Boundary.
     
    		•

    ASSESSMENT CRITERION 2 
    The roles of each of the types of pillars are explained in the context of mining operations. 

    SPECIFIC OUTCOME 3 
    Demonstrate knowledge of the consequences of not adhering to pillar design criteria. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    The importance of pillar dimensions on pillar strength is explained in the context of mining operations. 

    ASSESSMENT CRITERION 2 
    The consequences of inadequate pillar dimensions are described in the context of mining operations. 
    ASSESSMENT CRITERION RANGE 
  • Seismic activity.
  • Damage to protected excavations.
  • Regional collapses/back breaks.
  • Working place hanging wall instability and possible collapse.
  • Pillar bursts.
  • Exposure of workers to higher-risk environment.
     
    		•


    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 Education, Training, Quality, Assurance (ETQA) Body, or with an ETQA that has a Memorandum of Understanding with the relevant ETQA.
  • Any institution offering learning that will enable the achievement of this qualification must be accredited as a provider with the relevant Education, Training, Quality, Assurance (ETQA) Body, or with an ETQA that has a Memorandum of Understanding with the relevant ETQA.
  • Assessment and moderation of assessment will be overseen by the relevant Education, Training, Quality, Assurance (ETQA) Body, or by an ETQA that has a Memorandum of Understanding with the relevant ETQA, according to the ETQA's policies and guidelines for assessment and moderation.
  • Moderation must include both internal and external moderation of assessments, unless ETQA policies specify otherwise. Moderation should also encompass achievement of the competence described in the associated unit standards.
  • 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 ETQA. 
    		•

    UNIT STANDARD ESSENTIAL EMBEDDED KNOWLEDGE 
    The following embedded knowledge is addressed in an integrated way in the unit standard:
  • Purpose and function of pillar support.
  • Purpose, function, characteristics of various types of pillar.
  • Importance of installing pillar support.
  • Consequences of non-compliance.
  • Legal and site-specific requirements. 
    		•

    UNIT STANDARD DEVELOPMENTAL OUTCOME 
    N/A 

    UNIT STANDARD LINKAGES 
    N/A 


    Critical Cross-field Outcomes (CCFO): 

    UNIT STANDARD CCFO WORKING 
    Work effectively with others as members of a team, group, organisation or community.

    Note:
  • The learner demonstrates the understanding that in a mining production environment effective teamwork is of utmost importance in working safely and productively. 
    		•

    UNIT STANDARD CCFO ORGANISING 
    Organise and manage themselves and their activities responsibly and effectively.

    Note:
  • The learner demonstrates understanding that activities, tools and equipment have to be managed effectively in the often isolated mining working environment. 
    		•

    UNIT STANDARD CCFO COMMUNICATING 
    Communicate effectively, using visual, mathematical and/or language skills in the modes of oral and/or written presentations.

    Note:
  • The learner demonstrates the ability to communicate effectively with co-workers in the mining working environment, in which team members are dependent upon each other. 
    		•

    UNIT STANDARD CCFO SCIENCE 
    Use science and technology effectively and critically showing responsibility towards the environment and health of others.

    Note:
  • The learner demonstrates and understanding of and ability to use advanced mining technology in terms of production, safety and communication. 
    		•

    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 demonstrates understanding that various systems contribute to the overall safety and productivity of an underground working environment, and that it is as important to contribute to the efficiency of those systems as to be supported by them, particularly by means of following relevant procedures diligently. 
    		•

    UNIT STANDARD ASSESSOR CRITERIA 
    N/A 

    REREGISTRATION HISTORY 
    As per the SAQA Board decision/s at that time, this unit standard was Reregistered in 2012; 2015. 

    UNIT STANDARD NOTES 
    This unit standard replaces unit standard 115649, "Demonstrate a basic understanding of various types of pillars and their role as a support medium", Level 2, 2 credits.

    Terminology:

    Specified Requirements:

    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 and Regulations, 1996 (Act no 29/1996), and Minerals Act and Regulations, 1991 (Act no 50/1991).
  • Mandatory Codes of Practice.
  • SANS and other relevant Standards.
  • Chief Inspector of Mines' Directives.
  • Guidelines issued by the Chief Inspector of Mines.

    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.

    Motivation:

    Even though there are less than four specific outcomes in this unit standard it represents a whole competency. It is NOT merely a description of tasks, jobs or procedures but it focuses on outcomes of activity. It also has a broad application across a range of contexts as stipulated in the unit standard.

    In addition this unit standard is considered as a milestone of learning in the sector. It is worth recognizing in its own right, as it is attributable to and achievable by an individual.

    This unit standard is fit-for-purpose for the sector and the specific outcomes jointly meet all the competence requirements of the title of the standard.

    In addition the unit standard has been integrated to avoid artificial distinctions between activities/processes.

    Unit Standard Justification:

    Level: 2

    Attribute; Level; Justification:
  • Skills; Level 2; Moderate in range.
  • Procedures; Level 3; Significant choice.
  • Context; Level 2; Routine and familiar.
  • Knowledge; Level 2; Basic operational.
  • Information processing; Level 2; Basic processing of readily available information.
  • Problem Solving; Level 3; A range of known responses to familiar problems, base on limited discretion and judgement.
  • Orientation of activities; Level 1; Directed.
  • Orientation of scope of responsibility; Level 2; Some responsibility for quantity and quality, and possible responsibility for guiding others.
  • Application of responsibility; Level 2; Under general supervision and quality control.

    Average Level: = 2.1.
    Actual Level Assigned: = 2.

    Credits:

    Total hours required by the learner to achieve the required outcome:

    Activity; Hours:
  • Classroom Teaching; 8 Hours.
  • On-The-Job Training; 16 Hours.
  • Mentoring required; 0.
  • Other (Specify); 0.

    Total = 24 Hours.

    Credits Achieved: = 24/10 = 2.4.
    Credits Assigned: = 2. 
    		•

    QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Core  59549   National Certificate: Strata Control Operations  Level 2  NQF Level 02  Passed the End Date -
    Status was "Reregistered"     		 2023-06-30  MQA 
    Elective  64909   National Certificate: Small Scale Mining  Level 2  NQF Level 02  Passed the End Date -
    Status was "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.
     
    1. ADCORP TECHNICAL TRAINING (PTY) LTD 
    2. GEOSTRAT TRAINING 
    3. MMTI Holdings 
    4. PALABORA COPPER (PTY) LTD 
    5. SIBANYE GOLD ACADEMY PROPRIETARY LIMITED 
    6. XTRACT TRAINING SERVICES (SA)(PTY)LTD 


    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.