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SOUTH AFRICAN QUALIFICATIONS AUTHORITY 
REGISTERED UNIT STANDARD: 

Determine the quantity of rock dust in water using a Nephelometer 
SAQA US ID UNIT STANDARD TITLE
259641  Determine the quantity of rock dust in water using a Nephelometer 
ORIGINATOR
SGB Occupational Health and Safety 
PRIMARY OR DELEGATED QUALITY ASSURANCE FUNCTIONARY
-  
FIELD SUBFIELD
Field 09 - Health Sciences and Social Services Preventive Health 
ABET BAND UNIT STANDARD TYPE PRE-2009 NQF LEVEL NQF LEVEL CREDITS
Undefined  Regular  Level 3  NQF Level 03 
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 reflects the skills, values and knowledge required by people in the field of Occupational, Health and Safety who are responsible for determining the amount of rock dust in water by means of a Nephelometer.

Qualifying learners can measure the amount of rock dust in water.

A person credited with this unit standard is able to:
  • Demonstrate knowledge of the requirements to determine the amount of rock dust in water.
  • Prepare to determine the amount of rock dust.
  • Determine the amount of rock dust.
  • Perform post-measuring activities. 

  • LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
    It is assumed that learners are already competent in:
  • Communication and Mathematical Literacy at NQF Level 2. 

  • UNIT STANDARD RANGE 
    N/A 

    Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Demonstrate knowledge of the requirements to determine the amount of rock dust in water. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    The quality of water in terms of dust concentration is explained in terms of specified requirements. 

    ASSESSMENT CRITERION 2 
    The effects of dust in water on the health of people are explained in terms of medical specifications. 

    ASSESSMENT CRITERION 3 
    The importance of analysing water samples is explained in terms of ensuring a healthy environment. 

    ASSESSMENT CRITERION 4 
    The method of liberating dust from water to the general atmosphere is explained in terms of legal and operational requirements. 

    SPECIFIC OUTCOME 2 
    Prepare to determine the amount of rock dust in water. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    The required personal protective equipment is used in accordance with its design and specified requirements. 
    ASSESSMENT CRITERION RANGE 
    Use includes the checking of availability, examination, in working order, fit for purpose.
     

    ASSESSMENT CRITERION 2 
    The Nephelometer is examined, calibrated and the operational procedure is conducted according to site-specific requirements. 

    ASSESSMENT CRITERION 3 
    The workplace is examined and all hazards and risks pertaining to health and safety are dealt with according to specified Hazard and Risk Policies and legislative requirements. 

    SPECIFIC OUTCOME 3 
    Determine the amount of rock dust in the water. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    The sample is prepared in accordance with specified requirements. 

    ASSESSMENT CRITERION 2 
    The prepared sample is analysed in accordance with operational requirements. 

    ASSESSMENT CRITERION 3 
    The relevant data are recorded in accordance with site-specific requirements. 

    SPECIFIC OUTCOME 4 
    Perform post-measuring activities. 

    ASSESSMENT CRITERIA
     

    ASSESSMENT CRITERION 1 
    Defective equipment is dealt with in accordance with site-specific requirements. 

    ASSESSMENT CRITERION 2 
    The sample residue is dealt with in accordance with site-specific requirements. 

    ASSESSMENT CRITERION 3 
    Reports are completed and submitted in accordance with site-specific requirements. 


    UNIT STANDARD ACCREDITATION AND MODERATION OPTIONS 
  • Anyone assessing a learner or moderating the assessment of a learner against this unit standard 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 unit standard 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 with 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.
  • Anyone wishing to be assessed against this unit standard 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 will be assessed in an integrated way in the context of the unit standard.

    Knowledge relating to determining the amount of rock dust in water by means of a Nephelometer:
  • The quality of water regarding dust concentration.
  • Effects of dust in water.
  • Importance of taking and analysing samples.
  • The method of liberating dust from water to the general atmosphere.

    Critical factors relating to determining the amount of rock dust in water by means of a Nephelometer:
  • Legal and site-specific requirements.
  • Risk Assessment procedures and actions.
  • Identifying principal components of instruments and equipment and explaining their specifications and functions.
  • Communication and reporting requirements.

    Processes and events relating to determining the amount of rock dust in water by means of a Nephelometer:
  • Principles of the process.
  • Preparation.
  • Monitor and control.
  • Operating parameters and control methods.

    Causes and effects (Occupational safety and health):
  • Use of personal protective equipment.
  • Use of instruments and equipment.
  • Workplace hazards and associated risks.
  • Housekeeping.

    Procedures and techniques relating to determining the amount of rock dust in water by means of a Nephelometer:
  • Methods of collecting, analysing, organising, summarising and presenting data.
  • Fault finding and corrective techniques.
  • Handling procedure and controls.

    Regulations, legislation, agreements, policies and standards:
  • 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 
    Solve problems.

    Note:

    The ability of the learner to identify hazards and risks on the worksite and assessment of the sample for dilution contributes to his/her problem solving ability. 

    UNIT STANDARD CCFO WORKING 
    Work effectively with others as a member of a team/group/organisation/community.

    Note:
  • The ability and willingness of the learner to accept and interpret work instructions correctly and to delegate work instructions, when and if required, in an appropriate manner indicates that he/she can work effectively as a team member in the bigger organisational structure. 

  • UNIT STANDARD CCFO ORGANISING 
    Organise and manage oneself and one's activities responsibly and effectively.

    Note:
  • The identification of abnormal conditions, the recording thereof and taking appropriate action will indicate that the learner can organise and manage his/her activities in the working environment. 

  • UNIT STANDARD CCFO COLLECTING 
    Collect, organise and critically evaluate information.

    Note:
  • The ability of the learner to reconcile the information received from co-workers with actual facts will indicate proficiency in collecting, organising and critically evaluating information. 

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

    Note:
  • The ability of the learner to use visual, mathematics and language skills in the assessing of the water samples will indicate his/her effectiveness to communicate information. 

  • UNIT STANDARD CCFO DEMONSTRATING 
    Demonstrate an understanding of the world as a set of related systems. 

    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 
    Terminology:

    Specified Requirements:

    Specified requirements include legal and site-specific requirements and are contained in one or more of the following documents:

    Legal:
  • Relevant current legislation, regulations and directives pertaining to mining and occupational health and safety.

    Site-Specific Requirements:
  • Managerial instructions.
  • Codes of Practice.
  • Company Standards.
  • Standard Task Procedures.
  • Health Management Programme.
  • Risk Assessment Documentation.
  • Working Guides.
  • Manufacturers specifications. 

  • QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Elective  74269   National Certificate: Occupational Health, Safety and Environment  Level 2  NQF Level 02  Reregistered  2023-07-30  As per Learning Programmes recorded against this Qual 


    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.