GENERAL RULES - RADIATION AND …rects.co.za/doc/MECSYL_2009.doc · Web viewgeneral rules 1. Examiners and Moderators 1.1 Examiners for the UNISA administered examinations will be

GENERAL RULES

1. Examiners and Moderators

1.1 Examiners for the UNISA administered examinations will be appointed from Industry by the Chamber of Mines to the Examinations Committee.

1.2 Moderators for the UNISA administered examinations will be appointed from Industry by an Examinations-Committee.

1.3 The Examinations Committee may appoint markers to assist the examiners in the marking of papers.

2. Details of Examinations

Notification will be issued by UNISA at the beginning of each year giving notice of the dates of the various examinations to be held.

In principle, candidates for the examinations shall acquire their knowledge in the course of their duties supplemented by study in their own time.

3. Venues

Examinations will be held at UNISA venues, depending on the number of candidates from each area.

4. General

4.1 Candidates may be accepted for examinations provided the specified requirements are complied with.

4.2 The Examinations-Committee may, in its discretion and under special circumstances, exempt candidates from any of the specified requirements.

4.3 The examinations will be conducted in English only.

4.4 The examinations will normally be held twice a year.

4.5 Unsuccessful candidates may submit themselves for re-examination whenever subsequent examinations are held.

4.6 Examination requirements will be provided by appointed invigilators, who will permit references when allowed.

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4.7 The syllabi will be reviewed on an annual basis.

5. Fees

UNISA will determine the examination fees, to be approved by the Examination Committee. Candidates are currently required to pay an entrance fee of R320,00 for each separate examination paper or part entered for, to be revised annually.

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C O N T E N T S

ENVIRONMENTAL CONTROL OFFICIALS___________________________________________________________

1. RULES

2. SYLLABUS FOR THE PRACTICAL EXAMINATION IN MINE ENVIRONMENTAL CONTROL

3. SYLLABUS FOR THE INTERMEDIATE CERTIFICATE IN MINE ENVIRONMENTAL CONTROL

4. SYLLABUS FOR THE CERTIFICATE IN MINE ENVIRONMENTAL CONTROL

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TRAINING OF OFFICIALS

ENVIRONMENTAL CONTROL

Rules relating to Examinations in Mine Environmental Control

1. Certificates

The following certificates will be available for environmental control officials :

1.1 Practical examination in mine environmental control. (This forms part of the Intermediate Certificate).

1.2 Intermediate certificate in mine environmental control

1.3 Certificate in mine environmental control.

2. Examinations towards the abovenamed certificates will be held as follows:

2.1 Practical examination.

2.2 Written examination towards the Intermediate certificate in mine environmental control

Paper 1

Paper 2

2.3 Written examinations towards the Certificate in mine environmental control

Paper 1 - Fluid Flow DynamicsPaper 2 - Thermal EngineeringPaper 3 - Planning, Applied Economics and

Technical LiteraturePaper 4 - Risk Assessment, Fires and E Explosions,

Gases, Statistics, Information Management

Paper 5 - Occupational HygienePaper 6 - Legislation

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3. Environmental Control Examinations Sub-Committee

The Mine Environmental Control Examination Committee shall consist of:

3.1 six representatives of the mining industry, who have knowledge of Mine Environmental Control, appointed by the Chamber of Mines of South Africa;

3.2 one representative appointed by UNISA, the University of the Witwatersrand, Technikon Witwatersrand and Pretoria University, respectively;

3.3 one representative appointed by the Mine Ventilation Society;

3.4 one representative appointed by the Department of Minerals and Energy, and

3.5 the UNISA Manager: Examination Unit who shall, however, have no voting rights.

4. Administration

4.1 Practical Examination

This examination will be conducted from time to time by Environmental Control Training Officers appointed by the Examinations-Committee when candidates become eligible.

Candidates are to be examined and passed or failed, at the discretion of the Training Officers.

The required pass mark will be a minimum of 60% in each section and an overall mark of 80%.

4.2 Intermediate Certificate

Candidates shall have passed the relevant Practical examination.

A candidate shall have had at least six month’s relevant experience in mine environmental control, occupational hygiene or such other experience in environmental control work as may be approved by the Examinations Sub-Committee in its discretion. A graduate of a recognized Institution will be admitted to the Intermediate examination after not less than

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three month’s experience in a mine environmental control / occupational hygiene department, or such other experience in environmental control / occupational hygiene as may be approved by the Examinations Sub-Committee.

The required pass mark will be a minimum 60%.

4.3 Certificate in Environmental Control

Candidates shall have passed the Intermediate and Practical examinations.

Candidates shall have had at lease 12 months’ experience in mine environmental control / occupational hygiene departments or such other experience in environmental control / occupational hygiene work as may be approved by the Examinations Sub-Committee in its discretion.

A graduate of a recognized institution will be admitted to the examination in mine environmental control after not less than six months’ experience in mine environmental control / occupational hygiene department or such other experience as may be approved by the Examinations Sub-Committee.

A candidate who passes any paper will receive permanent exemption from such paper.

A pass mark shall be a minimum of 60% in each of the papers.

5. Fees

5.1 Candidates will be required to pay entrance fees as follows :-

i. Practical examination in Mine Environmental Control (To be advised)

ii. Examination for the IntermediateCertificate in Mine EnvironmentalControl – (To be advised)

iii. Examinations for the Certificate inMine Environmental Control (Six papersin total). (To be advised)

per paper

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6. Study Material

Please refer to the Table of Contents (page 3) for the page references for the learning material listed in this document.

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SYLLABUS FOR THE PRACTICAL EXAMINATIONIN MINE ENVIRONMENTAL CONTROL

EXAMINATION CONDITIONS

The examination will be practical and candidates will be passed at the sole discretion of the examiners.

A pass mark is 80%.

Answers must be given to an accuracy which is typical of practical conditions.

A. Dust

The candidate must be able to:

1. Define the following terms:

1.1 Persons to be Sampled1.2 Sampling Area1.3 Statistical Populations1.4 The Threshold Limit Value – Time Weighted Average1.5 Point Sampling1.6 Respirable Particulate1.7 Total Particulate1.8 Accredited Authority1.9 Partial Supervisors1.10 Pollutant Index1.11 Air Quality Index

2. Calculate, when given the necessary information:

2.1 sample concentration (mg/m3);2.2 time weighted average respirable quartz concentrations;2.3 air quality index for a statistical population in a sampling

area;

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2.4 the Person Weighted Mean Air Quality Index for a sampling area;

2.5 the Person Weighted Mean Air Quality Index for a survey;2.6 the Person Weighted Mean Air Quality Index for a risk

assessment; and2.7 Risk Rating Assessment.

3. State the purpose and principle of operation and the checks to ensure the correct operation of the :

3.1 Personal Gravimetric Sampler and applicable flow calibrator.

3.2 Electronic Microbalance.

4. Demonstrate and describe :

4.1 the preparation of filters;4.2 the weighing procedure (reference filter method);4.3 the precautions to be taken when weighing;4.4 the procedure for stabilizing the filters to eliminate the

effects of moisture;4.5 the loading of filters into the cassette and internal and

external leak testing;4.6 the flow calibrator procedure; and4.7 the preparation of dust samples for quartz analysis.

(Candidates must choose either Infra Red Analysis or X-Ray analysis).

5. Gravimetric Sampling: Respirable and Total Dust

5.1 Differentiate between respirable dust sampling and total dust sampling.

5.2 State the objectives of total dust sampling.5.3 Describe a method of total dust sampling.

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6. List the laboratory requirements for gravimetric sampling pre-sampling preparation, weighing, sample preparation and handling.

B. Water Analysis


State the purpose and principle of operation of the nephelometer.

Describe and demonstrate how the dust concentration of mine water is determined by using the nephelometer.

C. The Barometer

Describe and demonstrate how the barometer is used to measure barometric pressure.

INSTRUMENTS


State the purpose and principle of the following instruments, use them correctly, assess and interpret the measurements obtained:

The Whirling HygrometerThe ManometerThe LightmeterThe Sound Level MeterThe StopwatchThe Anemometer (as for measuring air quality in ducts and tunnels)Chemical Indicator TubeFlammable Gas Warning ServiceGravimetric Sample and CalibratorThe Electronic MicrobalanceElectronic Gas Instruments (CO, O2)The Kata ThermometerThe Pressure GaugeThe Water Tube Gap Measuring RodThe Pitot TubeThe Heatstress (WGBT) MeterpH MeterSound Level MeterNoise Dosimeter

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State the chemical formula, colour, odour, taste or carbon dioxide, carbon monoxide, nitrous fumes, methane, chlorine, hydrogen, sulphur dioxide, hydrogen cyanide (also known as prussic acid gas), ammonia, arsine, hydrogen chloride, sulphuric acid mist and mercury vapour. He must also be able to state whether each gas is explosive, lighter or heavier than air, soluble in water, burns or supports combustion. He must also be able to state the properties and hazards of CO, NO, CO2, methane.

Describe and demonstrate how:

i) the manometer is used to measure fan pressures and pressures across airlocks;

ii) The methanometer or any flammable gas measuring instrument and electronic measuring instrument are used to test for explosive gases in underground working places;

iii) Low air velocities are measured using the tape and dust (smoke) method.

iv) The dust concentration of mine or process water is determined by using the Nephelometer;

v) Water samples are taken underground for dust chemical or bacteriological assessment;

vi) To check a rockdrill from a dust control point of view;

vii) Stone-dust samples are taken when using strip-sampling and calometric methods of analysis; and

viii) Gas samples are taken from sealed-off areas.

SUBJECT : LEGISLATION

The candidate must be able to answer questions on the practical application of the following regulations :

1. THE MINE HEALTH AND SAFETY ACT

10.1.1 10.1.2 10.2.1 10.2.210.2.3 10.3.1 10.4 10.5.1

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10.5.2 10.9.5 10.20.2 10.2110.21 (1-3) 15.3.2 21.1610.2.4 10.2.5 10.2.6 10.9.210.3.2 10.3.3 10.3.4 10.3.510.3.64.17.1

and define the following :

Chief Inspector of Mines, Inspector of Mines, mine, gauge pressure, works.

2. THE ATMOSPHERIC POLLUTION PREVENTION ACT AND REGULATIONS

Define, from this Act, the following :

The Chief Officer, The Committee, The Inspector, noxious oroffensive gas, fuel burning appliance, scheduled process.

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SYLLABUS FOR THE INTERMEDIATE CERTIFICATE INMINE ENVIRONMENTAL CONTROL


No references will be allowed.


The maximum time allowed will be 2½ hours for each of the two papers..

Non-programmable scientific calculators may be used.

ACCEPTED STANDARD

To pass this examination the candidate must obtain a minimum of 60% of the total marks for each paper.

The syllabus shall consist of the syllabus for the practical examination in Mine Environmental Control and the following. The examiners may also test general knowledge in Environmental Control and Occupational Hygiene not exceeding 5% of the value of the paper.

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PAPER 1

1. AIRFLOW


State the S.I. units for mass, length, area, quantity, energy, work, force, heat, power, pressure, air velocity and air quantity.

Define the density and specific quantity of a substance.

Give the approximate density of air on the Witwatersrand and at sea level.

Calculate the percentage efficiency of a machine when given the work output and energy input.

Calculate the quantity of air flowing in a duct, when given the velocity of the air and the dimensions of the duct.

List the Elementary Laws governing the flow of air.

Indicate the direction that air will flow between certain points, when given a sketch showing pressure at these points or pressure differences between these points.

List the factors which create resistance to airflow in a system.

Differentiate between total, velocity and static pressure and give a formula expressing total pressure in terms of static and velocity pressure.

Name an instrument commonly used for measuring velocity pressure.

Indicate whether a ventilation column of uniform size is restricted or leaking, when given a sketch showing static pressure difference across identical fans in that column or pressure differences between equally spaced points in that column.

State the physical properties that determine the specific resistance of a system.

State Atkinson’s formula and the units of each symbol, and perform calculations involving this formula when given the necessary information.

Perform simple calculations using the velocity pressure formula.

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Perform simple calculations using the formula expressing the relationship between pressure, resistance and quantity when air flows in a turbulent pattern.

Calculate the power required to pass a given quantity of air through a system when given or required to calculate the pressure necessary to overcome friction.

Describe a method of using a manometer to measure the velocity, static and total pressures when air flows in a duct.

Calculate the pressure required to overcome friction in a ventilation column or airway when given the necessary information.

Detail the laws concerning pressure, quantity and resistance for airways in series and parallel.

Perform calculations involving the air power formula when given the required information.

Perform simple calculations involving airways in series or in parallel, or combined in series and parallel, when given the necessary information.

List the approximate values of the co-efficient of friction for airways and various types of ventilation ducting.

Determine the areas of high pressure loss in a section of a mine when given a sketch detailing the area and the pressures across the various doors or stoppings.

Give the approximate atmospheric pressure on the surface and at a given depth below the surface.

Define general ventilation, local ventilation, capture velocity and conveying velocity.

Give the approximate atmospheric pressure on the surface at his works or plant.

Calculate the volume flow rate of a mixture of air and/or gases flowing in a duct when given the necessary information.

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PAPER 1

2. COOLING PLANTS


List four main parts of a refrigerating plant and describe their function.

Draw a sketch showing the refrigeration cycle.

Describe the principle of operation of evaporative cooling and mechanical cooling.

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PAPER 1

3. COSTS


Give the approximate cost of 1 kilowatt of electric power per annum, a 760 mm fan, a 570 mm fan, 1 metre of 570 mm ventilation piping, 1 metre of 760 mm ventilation ducting, stoppings, brattice cloths.

Give the approximate cost of an air crossing and explosion proof stoppings.

Give the cost of typical excavation.

Give the cost of circulation of one cubic metre of air through his/her mine.

Give the cost of stonedusting.

Give the approximate cost of 1 kilowatt of power per annum, cost per kilowatt installed fan power for the various types of fans used in surface installations and cost per unit volume of wet and dry dust collector or filter unit used on his/her mine.

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PAPER 1

4. EXPLOSIONS


Describe simply the theory of flammable and dust explosions.

Detail the procedures which should be followed when sampling roadway dust accumulations.

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PAPER 1

5. FANS


Differentiate between main and auxiliary fans.

List the two main types of fan.

List four main parts of an axial and a centrifugal fan.

Compare axial and centrifugal fans for use in ventilation duct systems.

List and sketch the three methods of blade arrangement used in centrifugal fans.

State what happens to the pressure and quantity when the direction of rotation is reversed in axial flow fans and centrifugal fans.

Define amps, volts and electrical resistance.

Indicate on a fan characteristic curve that portion known as the stall zone.

Compare fans which have overloading and non-overloading power curves.

Sketch and describe the main features of a main surface upcast fan layout.

Determine a fan operating point, fan efficiency and power, when given the fan characteristic curve, one point on the system resistance curve, fan efficiency curve and power curve. The fan characteristic and system resistance curves must be given for the same density.

Sketch and describe the methods of measuring the total, static and velocity pressures of a main surface upcast fan.

State four means of identifying when a fan is running in the stall, and list the immediate action to be taken when a fan is found to be operating in the stall zone.

Calculate the electrical input power, air power, overall efficiency and fan efficiency of a fan and A.C. motor installation.

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List at least four methods of changing the performance of an axial flow or centrifugal fan.

List four safety devices which can be fitted at a main or large fan installation.

Draw the characteristic, power and efficiency curves of a fan for a specific air density and fan speed when given the necessary information.

Discuss the impact of noise attenuation on fan selection.

Sketch and describe the methods of measuring the total static and velocity pressure on a fan system.

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PAPER 1

6. MINE PLANS


Identify the conventional underground plan symbols for the direction of air current, air split and air-crossing, ventilation door, fire door, fire patrol point and fire station, concrete, stone or brick stopping, brattice or sheet, fan, regulator, incline and vertical shaft, shaft station, crosscut, boxhole, fault, dyke, dam, cross-raise, water fissure, sandfilling, permanent packs, borehole, restricted mining area, reef outcrop, explosion-proof stopping, explosion-proof air-crossing, junction, telephone.

Describe an effective method of indicating on a mine plan the environmental conditions in working places and the position of ventilation appliances and controls.

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PAPER 1

7. MINE FIRES, ESCAPE AND RESCUE


State eight common causes of fires underground.

State five common causes of fires in surface operations and structures.

List six precautions to be taken to reduce the occurrence of fires.

State why carbon monoxide and carbon dioxide gas samples and air temperatures are taken during an underground fire.

Draw the fire triangle and briefly describe the role of each component in contributing to an active fire.

Briefly describe the basic principle of operation of the chemical oxygen generating type self rescuer and the pressurised oxygen type self rescuer. Listing the advantages and disadvantages of each type of set.

List the minimum requirements for, and sketch a basic layout of, an underground refuge bay.

Describe the theory of spontaneous combustion.

State at least two methods of detecting and preventing spontaneous combustion.

List five factors essential to an effective escape strategy.

Describe the methods for early detection and warning of fires.

List the items that must be shown on a rescue plan.

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PAPER 1

8. VENTILATION PRACTICE AND PRINCIPLES


State why ventilation is necessary.

Draw a simple sketch showing how air is distributed in a mine or colliery or workshop.

List and compare three common methods of ventilating development ends.

State a method of distributing routine environmental control reports from the environmental control department to other departments, and list the advantages and disadvantages of this system.

List eight separate duties performed by the environmental control department.

Explain an effective method of reporting sub-standard environmental conditions and the actions that should be taken by the recipient of this information.

Sketch and compare the methods of ventilating stopes when the dip of the stope is less than 30o and between 30 – 90o,

Draw a sketch showing the standard ventilation layout of a stope, development end and tip of his mine. This sketch should include, where applicable, approximate air quantities, velocities, temperatures, katas, dust counts, ventilation pipe sizes, fan sizes and power, distances of ventilation controls from the face.

List and describe the purpose of the following ventilation appliances – auxiliary fans, ventilation doors, stoppings, regulators, brattices, ventilation piping, stope stonewalls or curtains, dust filters.

Sketch and describe the observations which are required during a re-entry check of a development end.

Estimate the approximate amount of air required to ventilate a section of a coal mine.

Sketch and describe the standard ventilation layout of a bord and pillar panel, mechanized longwall panel, development end, air-crossing,

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stopping with gas sampling facilities and tip on a colliery. This sketch should include, where applicable, approximate air quantities, velocities, temperatures, ventilation duct sizes, fan sizes and power, distances of ventilation controls from the working area.

Discuss the effects of mechanization on the ventilation in bord and pillar workings.

List and compare the advantages and disadvantages of the various local extraction systems in use in surface working plants, with particular reference to balanced, damper controlled and plenum systems.

Draw a sketch showing the standard ventilation layout of a transfer point, furnace and a laboratory fume cupboard. This sketch should include, where applicable, approximate air quantities, velocities, temperatures, heat stress power, dust concentrations, ventilation pipe sizes, fan sizes and power, size and type of collection equipment.

List and describe the purpose of the following ventilation appliances – fans, dampers, regulators, ventilation piping, dust filters, dust collectors, hoods, louvres, liquid traps and silencers.

Sketch and describe the observations which are required during a pre-entry check of a vessel, tank or pit where toxic or explosive gases or vapours may be expected.

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PAPER 2

1. AIRBORNE POLLUTANTS


Define dust, gas, vapour, fluid, mist, flume, aerosol, fibre, asbestos fibre, micrometre, litre/min and milligrams.

State the size of airborne dust particles and asbestos fibre that are:

i) dangerous to health, and

ii) visible with the naked eye

Name the principal dangers of dust and asbestos fibre to humans.

State the prime objective of taking dust samples and state three other objectives of dust sampling.

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PAPER 2

2. GASES


Name and give approximate amounts (percentage volume) of the main constituent gases present in normal air.

State whether nitrogen is an inert or an active gas.

Describe how a deficiency of oxygen is detected.

State the properties and hazards of carbon dioxide, carbon monoxide, nitrogen dioxide, hydrogen, hydrogen sulphide, methane, ammonia, sulphur dioxide, hydrogen cyanide, arsine, hydrogen chloride, sulphuric acid mist, mercury vapour and lead fumes. He must also be able to state whether each gas is explosive, lighter or heavier than air, soluble in water and burns or supports combustion.

List the sources and occurrence on and in mines of carbon dioxide, carbon monoxide, nitrous fumes, hydrogen, hydrogen sulphide, methane and ammonia.

Name two instruments or methods commonly used for detecting or sampling carbon dioxide, carbon monoxide, nitrous fumes, hydrogen, hydrogen sulphide, methane and ammonia.

Describe the action that would be taken if flammable or toxic gas, respectively, was detected in a working place. The steps to be taken must be presented in the sequence in which they would be performed.

List five steps to be followed in reducing the dangers of gases. These steps must be presented in the order in which they would be performed.

Describe a recommended method of testing for and removing flammable gas roof layers.

Describe a recommended method of testing for and removing hazardous and toxic gases from confined spaces such as pits, tanks and vessels.

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PAPER 2

3. POLLUTANT CONTROL


Detail the methods to be used to improve dust conditions when given a sketch of a working place in or on a mine, showing the existing conditions during the working shift.

List these methods in the sequence that he would perform them.

Describe the advantages and disadvantages of using wet scrubbers, electrostatic precipitators, fibre filters and cyclones as air scrubbing devices.

List the advantages and disadvantages of the various types of dust laundering equipment systems.

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PAPER 2

4. TOXICOLOGY

Definitions

Routes of entry (and factors affecting dose)

Dose response relationships (including Haber’s Law, TUV’s, etc.)

Actions of toxic substances (acute, chronic) Effects of exposure (irritation, asphyxiation, CNSDs cardiac sensitising

etc.).

Workplace Standards

Biological standards.

Briefly explain the terms:

i) Threshold Limit Value, Time Weighted Average, Short Term Exposure Limit and Ceiling Value.

ii) Name the main sources of dust in South African mines, and six other mining operations which create dust.

iii) List and discuss the general principles of dust control, particularly with regard to mechanized mining.

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PAPER 2

5. HEAT, COLD AND PSYCHROMETRY

A. HEAT


Define heat, temperature, sensible heat, latent heat, thermal capacity, joule, watt.

Convert – C to KK to C

Enumerate the approximate thermal capacity values of water, dry air and water vapour.

Enumerate the approximate amount of latent heat required to convert 1 kg of water into water vapour or vice versa, and 1 kg of water into ice or vice versa.

Name three methods of heat transfer.

State the three main sources of heat and four other minor sources of heat in a deep South African mine.

Detail the reasons for machinery adding heat to the air. List the effects of hot environmental conditions upon a worker’s

production and health. List the symptoms and treatment of heat exhaustion and heat stroke.

Describe the fundamentals of heat stress management.

Detail the methods to be used to improve heat conditions when given a sketch of a workplace showing the existing conditions.

List these methods in the sequence that he would perform them.

Perform calculations involving the heat equation for static or flow conditions when given the necessary information.

Define Boyle’s, Charles’ and the Universal Gas Laws.

Calculate any single term of Boyle’s, Charles’ and the Universal Gas Laws when given the other terms.

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Explain why the term ‘dry air’ is used in mine environmental control psychrometric calculations.

Use Barenbrug’s psychrometric charts to determine the value of *vapour pressure, apparent specific humidity, relative humidity, apparent specific volume, apparent density, sigma heat content, enthalpy and dew-point temperature** for an air-water vapour mixture when given the existing barometric pressure, wet and dry-bulb temperatures, or alternatively, the wet and dry-bulb temperatures when given the necessary information.

State, without reference to Barenbrug’s charts, the units for the terms * to ** above.

Calculate the mass flow of air when given the volume and the density or specific volume.

Calculate the quantity of air flowing at stated points to a circuit, when given the barometric pressure, wet and dry-bulb temperatures at all points in the circuit, and also given that there is no leakage into or out of the circuit, and the volume flow at one point in the circuit.

Determine the air density from a density chart when given the barometric pressure, wet and dry-bulb temperatures.

Perform simple calculations involving changes in the heat and moisture content of air when given the necessary information.

Perform calculations involving the wet kata equation when given the required information.

Estimate the virgin rock temperature (when given the surface rock temperature) at a specified depth for specific mining areas.

Explain simply why the geothermic gradients vary from one mining area to another.

Define and explain the principle of specific cooling power in relation to workload.

Perform simple calculations involving changes in the heat and moisture content of air when given the necessary information.

Perform calculations involving the WBGT (Heat Stress) equation when given the required information.

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State five sources of heat in works or plant.

Calculate the density of a mixture of air and/or gases when given the necessary information.

B. COLD

Define wind-chill factor.

Perform calculations on wind chill factors when given the necessary information.

List safety factors to reduce the effects of cold stress.

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PAPER 2

6. ILLUMINATION


State the unit used to express illumination levels.

State the effects of poor illumination.

Describe the correct methods of measuring and reporting on light intensities at working places.

Compile a report form containing details on illumination levels and describe a method of reporting standard and sub-standard conditions.

List and discuss all factors affecting visual acuity in the workplace.

List and describe various types of industrial luminaires.

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PAPER 2

7. WATER


State four reasons for sampling water.

State the common units used to express the amount of dust present in water.

Name the method of determining the dust concentration of mine water.

Name the chemical which is added to mine service water to decrease its acidity.

List five factors to be considered when determining the bacteriological content of water.

Explain why chlorine is added to water.

Describe a method to determine the amount of free and combined chlorine present in water.

List and describe the precautions to be taken when disinfecting water.

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PAPER 2

8. LEGISLATION

The candidate must be able to answer questions on the practical application of the following sections of the Mines and Works Act and Regulations (Act 27 of 1956 and Amendments:

2.10(7–10) 8.1.1 10.18 15.5.32.16(1–3) 8.5(1–2) 10.19(1 – 3) 15.6(1 – 2)3.4 8.6 10.20(1 – 3) 15.7(1 – 3)3.5 8.10.13 10.21(1 – 5) 15.8(1 – 5)3.6 8.10(41–42) 10.22(1 – 8) 15.10(1–9)3.7 8.11 10.23 15.11(1 – 2)3.11 9.11.5 9.11.6 10.25(1 – 14)21.16 3.12 9.29 11.1(1 – 2)23.14.1 3.14 9.31(1 – 2) 11.223.15(1–16) 3.15(1 – 2) 9.34.2 11.324.10 3.18(1 – 2) 9.34.4 11.3(1 – 8)24.12.2 3.21 10.1(1 – 2) 11.4(1 – 4)24.13(1–2) 4.2 10.2(1 – 6) 11.624.14.6 4.4(1 – 6) 10.3(1 – 6) 11.724.15 5.9(1 – 2) 10.4 11.824.16 5.8.1 5.8.2 5.1010.5(1 – 2) 11.9 24.20(1 – 4) 6.3.210.6(1 – 8) 11.10 25.1 6.3.2(2 – 4)10.9(5 – 6) 11.11 6.3.2(6 – 7) 10.11.215.1 7.2.2 10.13(1 – 4) 15.2(1 - 2)7.3.1 10.14(1 - 3) 15.3(1 – 2) 7.3.310.15 15.4(2 – 3) 7.10(1 – 8) 10.16(1 – 4)15.5.1 8.10(43 – 44) 10.10(1 – 6) 10.12.110.7(1 – 2) 10.9(1 – 6) 10.10 15.9.18.4.2(c-d) 8.7 8.9.3.1(d) 8.9.48.9(8 – 10) 8.10.12 10.8(1 – 6) 10.9.310.11.1 10.13 (1-4) 10.17(1 – 4) 10.24(1 – 11)11.5 (1-4) 10.1.1 10.1.2 10.2.110.2.2 10.2.3 10.3.1 10.410.5.1 10.5.2 10.9.5 10.20.210.21(1-5) 10.21(1 – 3) 15.3.2 21.1610.2.4 10.2.5 10.2.6 10.9.210.3.2 10.3.3 10.3.4 10.3.510.3.6 4.17.1

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The candidate must be able to answer questions on the practical application of the following sections of the Mine Health and Safety Act (Act 29 of 1996) :

Chapter 1 : 1 (a – g)Chapter 2 : 5 (1-2), 6(1-3), 7.1(a-e), 9(1-7), 11, 12, 21,22Chapter 3 : 25Chapter 4 : 51, 52, 53Chapter 6 : 75(1-3), 76Chapter 7 : 88

Definitions:

Chief Inspector of Mines, Inspector of Mines, flammable gas warning device, ganger or miner, controlled mine, or controlled works, fiery mine, methanometer, non-fiery mine, ventilating district, gauge pressure, water blast, manager, biological monitoring, hazard, health and safety standard, health hazard, healthy, occupational hygiene, reasonably practicable, risk, working place, substance.

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PAPER 2

9. NOISE


Define sound and noise.

State the unit commonly used to express sound pressure levels.

State the hazards of noise.

Describe the correct methods of measuring and reporting on sound pressure levels at working places.

State the maximum permissible noise level to which a worker may be exposed.

Briefly describe the process of noise zoning.

Define:

i) Equivalent continuous A weighted sound pressure level (LAeq).

ii) Equivalent noise exposure (Neq).

List six methods to limit the exposure of workers to noise.

Describe briefly noise dose assessment principles.

List the hazards associated with vibration.

List the precautionary measures to lessen the effects of vibration on persons.

37

PAPER 2

10. INSTRUMENTS


State the purpose, principle of operation and maintenance of the:

i) Revolution counterii) Stroboscopeiii) Long-term chemical detector tube and pumpiv) Gas dosimeterv) Wet chemical gas sampling trainvi) Thermohygrograph

List the main points to be checked to ensure correct use of the above instruments.

38

NOTE: the study material listed in this section is intended to assist candidates. Students are advised that questions will not necessarily be limited to the study material recommended below.

IFMECQ SUB COMMITTEE FOR LEARNING MATERIALDocument No

Date: 7th June 1999 Revised on Date: Certification for: Intermediate Certificate in Mine Environmental ControlPaper 1

Syllabus Learning Subjects: AIRFLOW

Syllabus Page Ref No: 14 to 15

Suggested Subject Learning Material Reference / Book / Publication / Resource

Chapter or Ref No

Page No

COM Workbook for Intermediate Certificate in Mine Environmental Control

Module A1, A2, A3

128 to 193


Module F1 194

MVS le Roux's Notes on Mine Environmental Control. Fourth Edition

Chapter 3 28 to 49


Chapter 4 50 to 51


Chapter 5 89 to 94

39

Occupational Hygiene, Johannes J Schoeman, Harald HE Schröder

Chapter 15 287 to 300



40


Date: 7th June 1999 Revised on Date:

Certification for: Intermediate Certificate in Mine Environmental ControlPaper 1

Syllabus Learning Subjects: COOLING PLANTS

Syllabus Page Ref No: 16


Chapter or Ref

No

Page No


Module R1

365 to 370



41




Syllabus Learning Subjects: COSTS



Chapter or Ref No

Page No

Ventilation Appliance Manufacturers and/or Suppliers (Fans etc)

Mine/Company Accountants (Electricity Costs)

COM Workbook for Intermediate Certificate Costs (Suggest Multiply by 8,3)

Module VP3 133

Mine/Company Chief Storekeeper (Doors, Brattices, etc)

Head of Department (Budget Control)

42




Syllabus Learning Subjects: EXPLOSIONS



Chapter or Ref No

Page No


Module E1 305 to 319


Chapter 2 17 to 20

1997 Dept of Minerals and Energy, Guideline for Prevention of Coal Dust Explosions

1,6,13,15 and

(REF GME 7/4/118 AC1 November 1997) 16 to 25

MVS Environmental Engineering in South African Mines (1989)


43


Date: 7th June 1999 Revised on Date: Certification for: Intermediate Certificate in Mine Environmental ControlPaper 1

Syllabus Learning Subjects: FANS



Chapter or Ref No

Page No


Module F1, F2, F3

194 to 231


Chapter 4 55 to 64


Chapter 15 174



44




Syllabus Learning Subjects: MINE PLANS



Chapter or Ref No

Page No

Mine Survey Department (Rescue Plans etc)

Environmental Control Office Ventilation Plans

Head of Department (Code of Practice)

45




Syllabus Learning Subjects: MINE FIRES, ESCAPE AND RESCUE



Chapter or Ref No

Page No

COM Workbook for Intermediate Certificate in Mine Environment Control

Module FS1

284 to 304


Chapter 14

167 to 171


Chapter 30

791 to 799


Chapter 31

801 to 810

Head of Department (Code of Practice, Guidelines)

Mine Survey Department

Department of Minerals and Energy, Directive B5, Refuge Bays

46

Department of Minerals and Energy, Directive B6, Self Rescuers




Syllabus Learning Subjects: VENTILATION PRACTICE AND PRINCIPLES



Chapter or Ref No

Page No


Module VP1 67 to 102





Department of Minerals and Energy, Directive B7, Mech Miner Ventilation





47




Chapter 29

779 to 790

Mine Health and Safety Act Regulations (Vessels, Pits, etc)

Head of Department (Code of Practice, Guidelines)

48




Syllabus Learning Subjects: AIRBORNE POLLUTANTS



Chapter or Ref No

Page No


Module D1 371 to 406


Module G1 251 to 283


Chapter 3 28 to 29


Chapter 4 54 to 56


Chapter 4 66 to 77

49




Syllabus Learning Subjects: GASES



Chapter or Ref No

Page No


Module G1 251 to 283


Chapter 2 14 to 27




Chapter 26 737

COM Measurements in Mine Environmental Control. Second Edition 1988

Chapter 14 75 to 89


Chapter 14 93 to 97



Occupational Hygiene. Johannes J Schoeman, Harald HE Schröder

Chapter 3 44 to 45


Chapter 3 48 to 50

50




Syllabus Learning Subjects: POLLUTANT CONTROL



Chapter or Ref No

Page No


Module D1 371 to 406




Chapter 6 85 to 112


Chapter 15

322 to 347

51




Syllabus Learning Subjects: TOXICOLOGY



Chapter or Ref No

Page No




Chapter 3 25 to 32

52




Syllabus Learning Subjects: HEAT, COLD AND PSYCHROMETRY



Chapter or Ref No

Page No


Module H1 320 to 343


Module P1 344 to 364


Chapter 1 1 to 13



Barenbrug's Psychrometric Charts ALL ALL



53




Syllabus Learning Subjects: ILLUMINATION



Chapter or Ref No

Page No


Module IL1 240 to 250

MVS le Roux's Notes on Mine Environmental Control. Fourth Edition.

Chapter 16

175 to 179


Chaptyer 8

151 to 175

54




Syllabus Learning Subjects: WATER



Chapter or Ref No

Page No


Module MW1 407 to END





55




Syllabus Learning Subjects: LEGISLATION



Chapter or Ref No

Page No

Mines and Works Act Regulations As per Syllabus

33

Mine Health and Safety Act As per Syllabus

33 to 34

56




Syllabus Learning Subjects: NOISE



Chapter or Ref No

Page No


Module N1 232 to 239


Chapter 15

172 to 174


Chapter 11

195 to 208


Chapter 11

219 to 230


Chapter 12

242 to 248

57




Syllabus Learning Subjects: INSTRUMENTS



Chapter or Ref No

Page No

Original Equipment Manufacturers’ (OEM) Instructions

Instrument Suppliers

58

SYLLABUS FOR THE CERTIFICATE IN MINEENVIRONMENTAL CONTROL

Paper 1 - Fluid Flow Dynamics

Paper 2 - Thermal Engineering

Paper 3 - Planning, Applied Economics and TechnicalLiterature

Paper 4 - Risk Management, Fire and Explosions, Gases,Statistics, Information Management

Paper 5 - Occupational Hygiene

Paper 6 - Legislation



The maximum time allowed will be 3 hours for each paper.

Tables, charts and a list of formulae will be the only references allowed in Papers 1, 2, 3, 4 and 5 and will be issued at the time of the examination.

An extract from the regulations will be the only reference allowed in Paper 6.

Handheld Non-Programmable Electronic Calculators may be used.

ACCEPTED STANDARD

To pass these examinations the candidate must obtain a minimum of 60% of the total marks in each paper.

The syllabus shall consist of the Syllabus for the Intermediate Certificate in Mine Environmental Control and the following. The examiners may also test general knowledge in Environmental Control not exceeding 10% of the value of any one paper.

59

PAPER 1: FLUID FLOW DYNAMICS

1. AIRFLOW


Define, and give the S.I. units of mass, pressure, absolute pressure, gauge pressure, barometric pressure, velocity, acceleration, force, work, power, friction, static pressures, velocity pressure, total pressure, motive column, dynamic and kinematic viscosity.

Describe a method of using a manometer to measure the velocity, static and total pressures when air flows in the duct or airway.

Describe the basic principle of the pitot tube, orifice plate, inlet cone, venturi meter and the gas tracer method when used to determine the air velocity or quantity flowing in a duct or airway, and list the advantages and disadvantages of each method, and perform calculations involving any of these.

List and discuss three types of energy contained in a mass of air.

Discuss the causes of shock losses, name five places where they may occur when air flows in a system and give typical values.

Determine the static and total pressures at given points in a ventilation circuit when given the necessary information.

Discuss the reasons for fitting an evaseé to the outlet of a ventilation system.

Differentiate between laminar (streamline) and turbulent flow of air.

State the formula for Reynolds’ number, discuss its meaning and significance and perform calculations using this formula.

State the Darcy Weisbach formula, discuss its meaning and significance, and perform calculations using this formula.

Discuss six factors affecting the resistance of an airway.

60

Perform calculations using the formula expressing the relationship between pressure, resistance and quantity when air flows in a turbulent or laminar pattern.

Perform calculations to determine pressure losses due to friction in an airway or duct when given the necessary information.

Calculate the size of a regulator or duty of a booster fan to be installed in a single airway or in one airway of a system of parallel airways when given the necessary information.

Discuss the following characteristics of natural ventilation :

a. source,b. methods of measuring,c. direction of flow,d. changing the value in a system which is ventilated naturally or by a

fan.

State a method of calculating the amount of natural ventilation pressure in a mine or part of a mine and discuss its merits.

Compare three different methods used on mines to express the ‘leakage efficiency’ of ventilation ducting.

Define the leakage co-efficient of a duct as given by the National Coal Board of Great Britain.

State the numerical value of a good, poor and bad leakage co-efficient for a ventilation duct.

Use the nomogram issued by the N C B to determine for a duct system, the required fan quantity and pressure necessary to force or exhaust a quantity of air into or out of a ventilated area when given the operating conditions.

Discuss the importance of computational scale modelling in fluid flow dynamics.

Describe four methods of performing a mine pressure survey, state the advantages and disadvantages of each, and detail the checks that should be made during these pressure surveys.

Determine the areas of high pressure loss or excessive leakage in a ventilation circuit when given the necessary information.

61

Calculate the pressure loss and/or resistance in a horizontal, vertical or inclined airway when given the necessary information. Time corrections of barometric pressures may be included in this calculation.

Calculate the pressure loss and/or resistance in a horizontal, inclined or vertical airway using the full and reduced volume method when given the necessary information.

Discuss the effects upon an upcast shaft’s resistance when water condenses in the shaft and the air flows in the critical velocity range.

Sketch and describe an effective water drainage arrangement at the top of an upcast shaft.

Discuss the effects of air leakage upon the pressure and power requirements in a ventilation system.

Perform calculations involving airways in series or parallel, or combined in series and parallel when given the necessary information.

Detail the effects upon power requirements if a given quantity of air flows through a single airway, or through a system of parallel airways.

Discuss the factors influencing the choice of velocities for downcast or upcast shafts and for intake or return airways.

State four factors which must be considered when determining the amount of air required at the face of a sinking shaft.

Compare the advantages and disadvantages of three different methods of ventilating a sinking vertical shaft.

Sketch a typical layout of the ventilation arrangements in a sinking shaft, indicating the approximate air quantity being circulated, the fan size and power, the ventilation duct size and length, the re-entry period, the shaft size and depth and the expected VRT at the final depth.

Sketch and describe the layout of an airlock where the pressure across the doors is given.

Perform calculations involving ducts in series or parallel, or combined in series and parallel when given the necessary information.

Detail the effects upon power requirements if a given quantity of air flows through a system of parallel ducts.

62

Define Normal Temperature and Pressure (NTP) and Standard Temperature and Pressure (STP).

Perform calculations involving conversions of flow rates to normal temperature and pressure (NTP) and standard temperature and pressure (STP) when given the necessary information.

State a method of calculating the amount of natural ventilation pressure in stacks and natural draught towers.

Discuss the merits and drawbacks of natural ventilation pressure in stacks and natural draught towers.

Describe a method of performing a duct pressure survey, state the advantages and disadvantages of this method and detail the checks that should be made during this pressure survey.

Discuss the effects upon a vertical ventilation column’s resistance when liquid condenses in the column and the air flows in the critical velocity range.

Sketch and describe an effective liquid drainage arrangement in ventilation ducting and list the advantages and disadvantages of this method.

Discuss the factors influencing the choice of conveying velocities for particulate matter and/or vapour.

State four factors which must be considered when determining the amount of air required to ventilate tanks, hoods, fume cupboards and furnaces.

Discuss the requirements for an effective extraction and/or pressurized system for controlling gaseous waste products from a given process.

63


2. AIR POLLUTION


Discuss the theory of stack dispersion and dilution.

Discuss air pollution measurement with particular regard to ground level measurement including atmospheric particulate fallout and stack sampling.

Perform calculations on isokinetic sampling theory when given the necessary information.

Discuss the principle of operation of a stack sampling train and describe the construction and function of each component part of a typical sampling train.

Discuss the principle of operation, function and application, and evaluation of efficiency of inertial collectors, cyclones, spray towers, venturi scrubbers, fabric filters and electrostatic precipitators as used in air pollution control.

64


3. WATER


Sketch and describe a typical water reticulation system, discussing at least five places where excessive pressure losses occur and how they can be reduced or avoided.

State the Darcy Weisbach formula, discuss its meaning and significance and perform calculations using this formula.

Determine the water flow rate, head loss or pressure loss, pump power required and velocity in pipes when given a friction chart and the necessary information.

Define terminal velocity and give the approximate water flow rates in 150 mm, 200 mm and 250 mm pipes when water flows at the terminal velocity.

Perform calculations to determine the increase in temperature of water flowing in a pipe system.

Select a pump for a water reticulation circuit when given the necessary information.

Discuss the following characteristics of mine water: suspended solids, total dissolved solids, hardness, acidity and pH. alkalinity.

Describe in detail an energy recovery system, calculate the difference in water temperature and the amount of energy recovered when given the necessary information and list the advantages and disadvantages of the system.

Describe the effects of the different water system intake designs in water reticulation systems and calculate the effects of these when given the necessary information.

65


4. FANS


Calculate the electrical input power, air power, overall efficiency (static or total) and fan efficiency (static or total) of a fan and A.C. motor installation when given the necessary information.

Draw a fan’s power and efficiency curve when given the necessary information.

Indicate on a sketch a method of using a manometer to measure a fan’s total and static pressure when a fan is situated either :

at the inlet of a ventilation duct,

at the outlet of a ventilation duct,

at any other position in the duct.

List at least four methods of changing the performance of an axial or centrifugal fan.

Compare axial and centrifugal fans for use as main fans for underground and industrial use.

Discuss the effects of siting the main fan in various positions in a mine ventilation circuit.

List at least three reasons why tests are performed on fans.

Sketch an describe the layout of a surface site which could be used to test auxiliary fans and list the measurements and instruments which would be required for the test.

Discuss the effects of natural ventilation pressure on a fan’s operating point.

List the primary safety devices which must be fitted at a main fan installation.

Determine the operating point of a fan when it is installed in a system when given the fan characteristic curve, the amount and direction of

66

natural ventilation pressure, the air density at the fan, of the NVP and system, and when given, or required to calculate one point on the system resistance curve.

State the effects on a fan’s pressure, quantity, power and efficiency when there is either an air density or fan speed change.

State the effects upon pressure and quantity when fans are installed in series or parallel.

Discuss and compare the different types of motors and drives which can be used to drive fans.

Determine the operating point of each fan when two or more fans are placed in series or in parallel or combined in series and

in parallel in a system when given the necessary information. The quantity of air flowing through, and pressure applied to the system may also be required.

Explain whether or not a single fan in a system can be taken out of its stall zone by changing its speed when NVP assists or opposes the fan, or where there is no NVP.

Perform calculations concerning fan performance at speeds or densities other than those given on the manufacturer’s characteristic curve, and calculate pulley sizes for a belt driven fan.

Differentiate, with the aid of a sketch, between fans installed in true series or parallel, and those installed partially in series or partially in parallel.

Determine the operating points of fans installed in semi-series or semi-parallel in a system when given the necessary information. The quantity of air and the pressure loss in each airway or duct may also be required.

Determine the effect on a fan’s operating point after an evaseé has been fitted onto the fan discharge or onto a duct discharge when given the necessary information.

67

NOTE: The study material listed in this section is intended to assist candidates. Students are advised that questions

will not necessarily be limited to the study material recommended below.

IFMECQ SUB COMMITTEE FOR LEARNING MATERIALDocument No:


Certification for: Certificate in Mine Environmental ControlPaper 1

Syllabus Learning Subjects: FLUID FLOW DYNAMICS



Chapter or Ref No

Page No

COM Workbook for Certificate in Mine Environmental Control

Module Airflow ALL


Chapter 1 1 to 26


Chapter 2 30 to 47


Chapter 3 50 to 80



MVS Environmental Engineering in South African Mines (1989J)





Chapter 10

265 to 276

68


Chapter 11

277 to 311


Chapter 3 28 to 49


Chapter 4 50 to 84


Chapter 5 85 to 99

Occupational Hygiene, Johannes J Schoeman,Harald HE Schröder

Chapter 15

287 to 356

Mines and Works Act and Regulations (Tanks, Pits, etc)

(ACGIH) Industrial Ventilation (A Manual of Recommended Practice)

69




Syllabus Learning Subjects: AIR POLLUTION



Chapter or Ref No

Page No


Chapter 29

773 to 790

MVS le Roux's Notes on Mine Environmental Control. (Fourth Edition)

Chapter 17

181 to 183

Occupational Hygiene, Johannes J Schoeman, Herald HE Schröder)

Chapter 15

322 to 356

70




Syllabus Learning Subjects: WATER



Chapter or Ref No

Page No


Module MW1, MW2

187 to 226


Chapter 4 81 to 108







71




Syllabus Learning Subjects: FANS



Chapter or Ref No

Page No


Module Fans

ALL




Chapter 4 55 to 76

Woods Practical Guide to Fan Engineering (WC Osborne)

ALL

British Standard Specifications. BS 848 (Method of Testing Fans)

ALL

72

PAPER 2: THERMAL ENGINEERING

1. HEAT


Define wet-bulb temperature, dry-bulb temperature, dew-point temperature, absolute humidity, specific humidity, relative humidity, super heat, enthalpy, sigma heat, total pressure, partial pressure, vapour pressure, saturated vapour pressure, wet-bulb globe temperature index, and effective temperature

Enumerate the value of the gas constant for air.

Calculate the psychrometric properties of a known mass of an air/water vapour mixture when given the necessary information.

Define an adiabatic process and an isothermal process.

List and discuss the advantages and disadvantages of various methods of expressing environmental conditions.

Discuss in detail the significant sources of heat in a mine and the methods to be used to control each of the stated sources.

Determine the change due to auto-compression or de-compression in the heat content of air.

Calculate the temperatures at the end of an airway when given the necessary information

Calculate the expected virgin rock temperature at a given depth below the surface of a mine, when given the necessary information.

State the main reason for measuring virgin rock temperatures and describe in detail a method that would be used to obtain an accurate VRT in an underground excavation.

Calculate the amount of air which would have the same cooling effect as a given amount of refrigeration when given the necessary information.

Calculate the temperature of the mixture of two air streams, when given the barometric pressure, wet and dry bulb temperatures and the quantity flowing in each air stream.

73

Calculate the amount of air required to achieve a given maximum wet-bulb and dry-bulb temperature level in an underground working place, when given the existing conditions and the heat and moisture increase in that working place.

Describe simply those factors which affect the amount of heat transferred by either conduction or convection or radiation.

Perform simple calculations on the following heat transfer processes conduction, convection and radiation.

Give typical thermal conductivity values for copper, steel, quartzite, insulation, brick, concrete, wood and glass.

PAPER 2: THERMAL ENGINEERING

2. REFRIGERATION

74


Describe the principle of the refrigeration cycle of a single stage cooling plant, discussing the function of the compressor, condenser, evaporator, expansion valve, refrigerant.

Sketch and describe the layout of an underground and surface cooling plant, cooling tower, cooling coil and heat exchanger unit, indicating the typical operating conditions.

State the requirements of an ideal refrigerant for use in a cooling plant.

Discuss the advantages and disadvantages of installing large cooling plants on surface or underground.

Discuss the advantages and disadvantages of cooling air close to the working place and remote from the working place.

State the prime reason for, and a method of, insulating the chilled water pipes from a main cooling plant to a heat exchanger unit.

State two reasons for condenser tubes becoming fouled and list a symptom which would indicate this fouling.

Define the terms - co-efficient of performance, positional efficiency, cycle efficiency, and the ratio input power to cooling effect of a cooling plant and give a typical value for each term.

Calculate the duty and performance of a cooling plant when given the required information.

Use the pressure enthalpy diagram to determine the duty and performance of a cooling plant with a single stage compressor.

Discuss the advantages, disadvantages and limitations of using chilled service water as a means of cooling.

Compare the merits of evaporative cooling against mechanical refrigeration in specified situations.

Calculate the capacity of an air conditioning system for a given working environment when given the necessary information.



75


Syllabus Learning Subjects: THERMAL ENGINEERING



Chapter or Ref No

Page No


Module H1 to H7

152 to 177









Barenbrug's Psychrometric Charts ALL ALL


Chapter 1 1 to 13



76




Syllabus Learning Subjects: REFRIGERATION



Chapter or Ref No

Page No


Mod Refrigeratio

n

ALL







77

PAPER 3

1. PLANNING


List what he considers to be satisfactory environmental conditions for a specific workplace and give his reasons for selecting these standards.

List and discuss a minimum of eight factors which would have to be considered when making long-term ventilation plans for a new mine (coal, gold, base metal, diamondiferous) or surface works and the important decisions which would be made after considering these factors.

Discuss the factors which must be considered when it is necessary to provide additional air through a mine or colliery by either using more fan power or excavating additional airways.

Briefly discuss the factors to consider for the effective operation of a mining occupational hygiene department.

Discuss the effects of different mechanized mining methods on mine ventilation planning.

Compare the merits of using various parameters, e.g. air change rates and dilution quantities, when planning ventilation requirements for surface works or plant.

Perform calculations pertaining to the planning of a large dust or gaseous product extraction and collection or filtration system when given the necessary information.

PAPER 3

78

2. APPLIED ECONOMICS


Define simple interest, compound interest, present value and sinking fund.

Determine the most economic of two or more schemes for improving environmental conditions and compare the merits of these schemes.

List the information which the environmental control practitioner should submit to enable the preparation of a specification and the drawing up of a tender for a main fan or refrigeration plant dust collection or dust filtration plant.

Describe the method of budget control practised at his place of work.

PAPER 3

79

3. TECHNICAL LITERATURE

The candidate must be able to comment on and discuss the content of articles related to mine environmental control and occupational hygiene, which have appeared in the following publications in the last twelve issues before the examination date. The title of the paper, name of the author and name of the publication in which it was published will be given.

Journal of the Mine Ventilation Society of South Africa.

Journal of the South African Institute of Mining and Metallurgy.

Journal of the National Safety and Occupational Hygiene Association.


80



Syllabus Learning Subjects: PLANNING



Chapter or Ref No

Page No


Module P1 263 to 307






Chapter 1 2 to 6





(ACGIH) Industrial Ventilation (A Manual of Recommended Practice)

81




Syllabus Learning Subjects: APPLIED ECONOMICS



Chapter or Ref No

Page No


Mod Costs, Econ

ALL





82




Syllabus Learning Subjects: TECHNICAL LITERATURE



Chapter or Ref No

Page No

As per Syllabus : Following for the last 12 issues, Pre Exam Date

P3, Tech Lit 52

Journal of the Mine Ventilation Society of South Africa

Journal of the South African Institute of Mining and Metallurgy

Journal of the National Safety and Occupational Hygiene Association

83

PAPER 4: RISK MANAGEMENT

1. RISK MANAGEMENT

The candidate will be expected to:

Discuss the aims for conducting risk assessments with specific reference to baseline, issue based and continuous risk assessments.

Discuss the risk assessment process as regards hazard identification, risk identification and assessment, reporting and recording, preventative and protective measures as well as review and revision.

Describe the ten steps to effective risk assessment.

84


2. FIRES AND EXPLOSIONS


Describe how the fire prevention and fire control methods instituted on a mine may be affected by the individual contribution of the three components (heat, oxygen and fuel) required to make up an active fire.

Define the following terms: products of combustion, limiting oxygen index, flame spread rate, heat contribution, smoke density, flash ignition temperature, self ignition temperature and explain how these factors might influence decisions as to what material to select for underground use.

Explain why the properties of hazardous materials, as well as the quantities present, determine whether a portion of a mine is a high risk area or not.

List and discuss the main precautions to be taken to reduce the occurrence of fires.

List the main products produced by the combustion of the following materials in a free-burning fire: wood, high density polyethylene, polyvinychloride, phenol formaldehyde, rubber, polystyrene, polyurethane, low density polyethylene, diesel fuel and explosives.

Discuss the basic techniques, which may be used to extinguish fires at electrical sub-stations, on diesel powered vehicles, conveyor belts and at large underground plant installations such as pumping stations, refrigeration plants and underground winding engines, and discuss the limitations, advantages and disadvantages of these techniques.

List the main requirements of a fire procedure manual and state the duties to be performed by the responsible person when a fire is detected:

underground

on surface

State six duties of the fire patrol and describe a method of checking that they perform their duties effectively.

Describe and compare the following early detection systems: fire patrols, systematic gas sampling and continuous monitoring (fixed and portable).

85

Describe measures, for example self-rescuers, refuge bays and places of safety, that can be taken to safeguard people against irrespirable atmospheres caused by fire or explosion.

Discuss the factors to be taken into account when planning the layout and positioning of refuge bays.

Discuss the basic factors to be considered when designing an escape and rescue strategy for a mine.

Discuss various methods whereby fire products such as gas, smoke and heat may be dealt with during an active fire situation at various localities in a mine, such as in intake airways working places, and workshops.

Describe the services and equipment that should be available during fire fighting operations.

Describe measures that can be taken to control a fire in a mine.

Give at least three reasons for monitoring the atmosphere in a sealed fire area and explain how and when these readings may be obtained.

Interpret the results from gas and temperature measurements taken from the atmosphere of a mine fire.

Describe fully the procedure and precautions when sealing an active fire in a gassy mine.

List and describe at least six conditions which must simultaneously exist before coal dust will explode.

Describe the principle of spontaneous combustion.

List at least five indications of heating in collieries.

Name and describe at least eight factors which influence the spontaneous combustibility of coal.

Describe the indices of spontaneous combustibility of coal.

List and describe the factors that can give rise to spontaneous combustion and how they can be prevented.

List and describe at least eight places where spontaneous combustion can occur.

86

Describe and compare passive and triggered barriers.

Explain the difference between deflagrations and detonations and how the principle of deflagration can be used to make use of flame quenching or venting devices.

Discuss in detail the use of passive barriers under the following headings : Mode of operation, Barrier design, Siting of barriers, Maintenance and Loading.

Describe and compare different methods of inertising coaldust.

Describe and compare different stonedust sampling and analysis techniques.

Describe all the factors to be considered when abandoning a worked-out area in a mine.

Differentiate between explosion-proof and explosion-resistant stoppings.

Describe the effect of fluctuating barometric pressures on gas sampling from sealed-off areas.

List and describe the safety precautions to be taken when sealing, monitoring and rehabilitating an area affected by fire or explosion.

Explain the terms explosible dust, explosion pressure, explosion pressure build-up, minimum ignition temperature, minimum ignition energy, co-efficient of explosibility and explosion class.

Discuss the use of explosion doors, spark arrestors and fire dampers in ventilation systems.

Determine, using the explosion vent area nomogram, the area of an explosion vent area when given the necessary information.

87


3. GASES


State the properties, sources and occurrences, dangers and methods of detecting the following gases – aldehydes, phosgene, chlorine, hydrocyanic acid gas.

Compare the forcing system and the exhaust-overlap system for ventilation development ends in an area known to contain flammable gas.

Detail the ventilation information that may be required at an enquiry held by an Inspector of Mines to investigate a case of persons being exposed to blasting fumes, or other noxious gases or a deficiency of oxygen.

Perform calculations involving the emission, dilution and concentration of gases in underground working places.

Compile a standard document listing in logical sequence, the standard procedures and instructions to be followed by personnel when:

a) testing for flammable gas in any individual place;

b) flammable gas is intersected in any individual place;

c) a holing is to be made into an old area or an area likely to contain dangerous accumulations of gas or water.

Give at least five possible reasons for abnormal flammable gas emission.

Describe a method for controlling flammable gas emissions by using a drainage system.

Describe the purpose of flammable gas quantity surveys and interpret the results of a survey.

Describe how gas samples can be taken from a sealed off area, what safety precautions should be taken and how to ensure that the samples are meaningful.

Name at least five methods for monitoring combustible atmospheres.

Describe Graham’s, Young’s and Willett’s ratios.

88

Calculate Graham’s, Young’s and Willett’s ratios when given the analysis of a gas sample and interpret the results.

Plot the analysis of gas samples on Coward’s and the U.S. Bureau of Mines’ explosibility triangles and interpret the results.

Discuss the limitations of Coward’s triangle.

Describe the equipment necessary on a mobile gas analysis laboratory.

Convert a laboratory analysis to proximate analysis and air-free analysis for mixtures containing oxygen, nitrogen, carbon monoxide, carbon dioxide, flammable gas and hydrogen.

Detail the ventilation information that may be required at an official enquiry held to investigate a case of persons being exposed to fumes, or other noxious gases or a deficiency of oxygen.

Compile a standard document, listing in logical sequence, the standard procedures and instructions to be followed by personnel when:

a) testing for gases or oxygen deficiency in tanks, pits and vessels

b) testing for gases, fumes or vapours at chemical spillages.

89


4. STATISTICS

Candidates must be able to:

Describe the concept of the distribution of values (Normal and Log-normal distributions).

Describe and calculate the various parameters of the distribution of values such as:

MeanGeometric meanMedianStandard deviationPercentileRankingConfidence limits on calculated parameters

Describe the routine application and interpretation of statistical parameters for occupational hygiene and engineering decision making and for prediction purposes:

Running meanBernoulli Trial

Describe the principles and requirements of an occupational hygiene information management system (or strategy) that will satisfy regulatory requirements.


90

5. INFORMATION MANAGEMENT


State three important objectives of reporting.

Detail the requirements and pattern of a good technical report.

Describe an effective method of indicating on a mine plan the environmental conditions in working places and the position of ventilation appliances and controls.

Write a good technical report to either head office personnel, a Senior Production Official or an Inspector of Mines on any subject covered in the syllabus.

Plot a graph and make intelligent deductions from it when given the necessary information.

Compile standard forms to be used for recording effectively and monitoring measurements made at : working places, gas intersections, diesel locomotives, main fans, tips, filters and cooling plants; and at or during airflow surveys, dust surveys, temperature surveys, noise surveys and illumination surveys.

Comment on the validity of a report detailing the measurements made at any of the above working places.

Describe how the occupational hygiene measurements taken in terms of the Mine Health and Safety Act can be linked to medical surveillance records of employers.

List the elements required to compile safe (including healthy) working procedures and mine operational procedures.

List the requirements to assist in an investigation into an event arising from adverse occupational exposure in the working environment.


91



Syllabus Learning Subjects: RISK MANAGEMENT (Risk Management)



Chapter or Ref No

Page No

Guide to Conducting Occupational Health Risk Assessments (Inst Occ Hyg Saj)

Mine Health and Safety Act

Practical Guide to the Risk Assessment Process (SIMRAC 1997)

The Occupational Health and Safety Act


Chapter 19

450 to 456


Chapter 2 8 to 14

Group/Mine/Company Guidelines, Standards, Procedures

Journal of the MVS. April/June 1996, Risk Assessments, by KA van Gessel

Volume 49 No 2

38 to 41


Module RP1

17 to 32

92




Syllabus Learning Subjects: FIRES AND EXPLOSIONS (Risk Management)



Chapter or Ref No

Page No


Mod Fires, Explosions

ALL










Chapter 2 14 to 23

Group/Mine/Company Guidelines, Procedures

COM Flammable Gas in Metal Mines, Publication 1989

MVS Mine Ventilation Practitioners Data Book

DME Guidelines, Directive B5 (Refuge Bays)

DME Guidelines, Directive B6 (Self Rescuers)

93

DME Guidelines, Directive B9 (Gas Measuring, Lamprooms, SCSR's)

Mines Rescue Services Handbook (MRS)

1997 Department of Minerals and Energy, Guidelines for Prevention of Coal

Dust Explosions (REF GME 7/ 4/ 118 ACI November 1997)

94




Syllabus Learning Subjects: GASES (Risk Management)



Chapter or Ref No

Page No


Module Gases

ALL






Chapter 2 14 to 27


Chapter 14 75 to 89



(ACGIH) Air Sampling Instruments for Evaluation of Atmospheric Contaminants

Mines and Works Act and Regulations (Tanks, Pits, etc)

Mines Rescue Services Handbook (MRS)

95




Syllabus Learning Subjects: STATISTICS (Risk Management)



Chapter or Ref No

Page No





Mine Health and Safety Act

The Occupational Health and Safety Act

96




Syllabus Learning Subjects: INFORMATION MANAGEMENT (Risk Management)



Chapter or Ref No

Page No


Module RP1

17 to 32

CSIR, Report Writing, ISBN 0798611633, CENG 191


Chapter 2 12 to 14

Mine/ Company Codes of Practice, Guidelines, Operations

Journal of the Mine Ventilation Society of South Africa

Mine Survey Department (Mine Plans, Rescue Plans)

Environmental Control Office (Admin, Plans, Head of Department)

97

PAPER 5: OCCUPATIONAL HYGIENE


Define occupational health, occupational hygiene, occupational medicine, anticipation, recognition, evaluation, control, agent, occupational stress, occupational hazard, occupational risk, physical hazard, chemical hazard, biological hazard, psychological effect, acute exposure, chronic exposure, occupational exposure limit (OEL), threshold limit value (TLV)®, time weighted average (TWA)®, short term exposure limit (STEL)®, biological exposure index (BEI)®, .

Discuss the responsibilities and accountability of the occupational hygienist with respect to his duties and functions.

Discuss the influence of factors and stresses (human, occupational and environmental) on the exposure to an agent.

ANATOMY, PHYSIOLOGY AND PATHOLOGY

Define anatomy, physiology and pathology

The Human Respiratory System

– Describe the anatomy of the human respiratory system.

– Define breathing, external respiration, internal respiration, intercellular respiration, tidal volume, inspiratory reserve volume, expiratory reserve volume, residual volume, total lung capacity, inspiratory capacity, vital capacity, functional residual capacity, adsorption and absorption.

– Briefly discuss the terms atelectasis, emphysema, pleurisy, pneumonitis, bronchitis, pneumoconiosis.

– Describe simply the passage of inhaled aerosols through the human respiratory system.

– Discuss the physiology of the human respiratory defense mechanism against inhaled particulate matter.

The Skin

98

– Briefly describe the anatomy of the skin.

– Briefly discuss the defence mechanisms of the skin with reference to bacteria, fungi, parasites and viruses, sunlight, primary irritants, injury, heat and cold stress and chemicals.

– Briefly discuss the pathological effects of exposure to primary irritants, sensitisers, ionising and non-ionising radiation, injury, extremes of heat and cold, and alkaline or acidic chemicals, solvents.

The Human Ear

– Describe the anatomy and physiology of the human ear.

– Describe, simply, the theory of audiometric testing.

– Briefly discuss the potential damage incurred on hearing by physical blockage, traumatic damage, disease induced damage, hereditary damage, drug induced damage, noise induced damage, presbycusis and tinnitus.

The Human Eye

– Describe the anatomy and physiology of the human eye

– Define and briefly discuss visual acuity, dark adaptation, colour blindness, night blindness.

– Discuss the terms farsightedness, nearsightedness, astigmatism, conjunctivitis, glaucoma, cataracts, nightblindness, eyestrain, nystagmus, irradiation and chemical burns.

– Explain simply the theory and methods of testing for visual acuity.

ERGONOMICS

Fatigue and Stressors

Describe the metabolic process of work.

Define static muscular effort and dynamic muscular effort.

Discuss the following physical effects on the human physiology: high static loading and optimal use of muscle strength.

99

Anthropometry

– Define anthropometry.

– Briefly discuss the factors which most affect body size and work rate ability.

Workstation Design

– Briefly discuss working station design under the following: working heights, visual considerations, seating at work and visual display terminals.

Heavy Work

– Briefly discuss heavy work under the following: work category and energy consumption, measuring work load, handling heavy loads, rest periods and nutrition.

Man/machine systems

– Define a man/machine system.

– Briefly discuss man/machine systems under the following headings: displays, design of scale graduations and information exchange and design of controls.

Mental activity

– Briefly discuss mental activity under the headings: mental activity in the narrow sense and information processing.

– Briefly discuss the factors affecting mental load.

Fatigue

– Briefly describe how muscular fatigue is determined.

– Briefly discuss the following types of fatigue: visusal fatigue, bodily fatigue, mental fatigue, nervous fatigue, chronic fatigue, circadian fatigue and fatigue brought about by monotonous activity.

– Briefly discuss the symptoms of fatigue.

– Briefly discuss the causes giving rise to fatigue.

100

– Briefly discuss how fatigue is measured.

– Define occupational stress and discuss the symptoms and causes of occupational stress.

– Briefly discuss design factors to be considered when designing for boredom.

Working hours and eating habits

– Briefly discuss the effect on productivity of different working hours.

– Briefly discuss the types of rest pauses on productivity.

– Briefly describe the conversion of nutrients to energy in the human system.

Night Work and Shift Work

– Define circadian rhythm.

– Briefly discuss the effects of shift work on workers under the following headings: eating habits and digestive system disorders, substance abuse, chronic fatigue, occupational sickness, age and psychosomatic disorders.

Sound, Noise

– Discuss the following characteristics of sound: generation, properties (wavelength, cycle, frequency, speed, intensity, sound pressure, sound power, equivalent noise level).

– Define decibel and explain why decibel units are used to express sound levels.

– Describe the basic principles and the methods of reducing the level or the effects of noise.

– Calculate the equivalent noise level, Leq, when given the necessary information.

– Use graphs or tables to determine the effects of combining sound levels

101

– Calculate sound power and sound pressure levels for a fan being tested in a duct when given the necessary information.

Vibration

– Define vibration.

– Discuss the physics of vibration under the following headings: point of application to the body, frequency, acceleration of oscillations, duration of effect, natural frequency/resonance, damping and flutter.

– Briefly discuss the physiological effects of vibration on the human physique under the headings: visual perception, psychomotor performance, effects on skeletal, circulatory, muscular, digestive and respiratory systems and mental performance.

– Briefly discuss vibration induced illnesses under the following headings: Raynaud’s Syndrome, bone atrophication, arthritis and tendonitis.

– Briefly discuss the following: criterion for comfort, criterion for the maintenance of efficiency and criterion for safety as applied in designing for vibration exposure.

– Briefly describe how vibration levels are measured.

– Discuss the safety controls that may be used to reduce the effect of vibration.

Indoor Climate

– Briefly discuss the following factors when considering comfort levels in indoor working places: air temperature, temperature of adjacent surfaces, air humidity and air movement.

– Briefly enumerate the ventilation volume and fresh air intake requirement when designing for indoor climate control.

Illumination

– Define and discuss lux, lumen, luminous flux, luminous intensity, illuminance, luminance, luminaire, discomfort glare, disability glare, stroboscopic effect.

– Perform calculations involving the characteristics of light.– Describe the various light sources generally used in mines and in

industry.

102

– Describe methods of improving illumination.

– Explain a method of testing light installations.TOXICOLOGY

Define toxicology, toxin or poison, dose, personal dose, dose response relationship, lethal dose, lethal concentration, benign, malignant, epidemiology.

Discuss the factors to be considered when determining whether a chemical is considered to have produced a toxic effect.

Define localised, systemic, primary, secondary, chronic and acute toxic effects.

Discuss the following effects: noxious, neurotoxic, tumerous, mutagenic, carcinogenic and teratogenic,.

Describe the three potential routes of entry of hazardous substances into the human body.

Discuss the factors that affect the ingress of hazardous substances via inhalation.

Discuss simple and chemical asphyxiation.

Discuss the factors affecting the ingress of hazardous substances via ingestion.

Discuss the factors affecting absorption rates via the skin.

Discuss the principle of dose-response relationships.

Define Haber’s Law

Discuss two common types of biological analysis used to determine exposure levels to toxic substances and the factors that need to be taken into account when utilising either of these methods.

Radiation

Define ionising radiation.

Briefly discuss the health effects of over exposure to harmful ionising radiation, including the effects of ultraviolet radiation in welding and excessive exposure to sunlight.

103

HAZARDOUS SUBSTANCES

Discuss the following classifications of airborne hazardous chemical substances: aerosol, particulates, fumes, smoke, mists, vapours, gases and fibres.

Discuss the fundamental factors to be considered when handling and storing hazardous chemical substances in bulk.

Discuss the fundamental requirements to be incorporated into a material safety data sheet.

Discuss the fundamental requirements for handling and disposing of empty hazardous chemical substance containers.

List and discuss the general principles of dust control to reduce occupational exposure.

Perform calculations involving the dilution of dust concentrations when given the necessary information.

Sketch the layout of a recommended main dust filtration system indicating where applicable, air quantities, fan size and power, size and number of bags, air draw-off points and indicate when and how the unit will be cleaned.

Discuss the principles of cyclones, wet scrubbers, fabric filters and electrostatic precipitators and their use in removing dust from the air.

List at least six essential points to be considered in the design of an efficient exhaust hood system.

PERSONAL PROTECTIVE EQUIPMENT

Discuss the selection and use of personal protective equipment from an occupational exposure perspective under the following headings: selection, training, fitment, cleaning, maintenance, inspection, storage and effective shelf life.

104

Discuss the terms: penetration rate, resistance to chemical and biological attack, effects of temperature extremes, degradation in the presence of radiation and in corrosive atmospheres.

MEASUREMENT AND SAMPLING

State the requirements of an ideal personal sampling instrument.

Describe the requirements of an effective occupational exposure assessment strategy.

State the purpose, principle of operation and points to be checked on the gravimetric dust sampler, personal gravimetric samplers and the membrane filter method of sampling fibres (RTM1 method).

State the requirements of a suitable sound metering instrument and explain its principle of operation.

Explain a method of testing a noise producing appliance.

State the purpose, principle of operation and the points to be checked on the sound frequency analyzer.

Describe in detail the three methods of measuring equivalent noise exposure, Neq, and state which is the recommended method.

Explain the terms sound-meter weighting curves and equal loudness levels.

Describe the recommended methods and strategies for making illumination surveys in workplaces.

105




Syllabus Learning Subjects: OCCUPATIONAL HYGIENE



Chapter or Ref No

Page No

Fundamentals of Industrial Hygiene, Fourth Edition by Barbara A Plog,

Relevant to

National Safety Council (USA). ISBN 0 - 89712-171-8 (HC)

Syllabus Subjects

Occupational Hygiene, Johannes J Schoeman, Harald HE Schröder,

Relevant to

ISBN 0- 7021- 2877 - 5, (Juta and Co) Syllabus Subjects


Module D1, D2

86 to 108


Module N1, N2, N3

109 to 159


Module I 1, I 2 161 to 186


Chapter 20, 21, 27

ALL


Chapter 36, 37

ALL



106


Chapter 15, 16, 17

ALL

COM Publication, Membrane Filter Method of Sampling Fibres (RTM 1)

107

PAPER 6: LEGISLATION

The candidate must be able to answer questions on the practical application of the following sections of the Mines and Works Act (Act 27 of 1956 and Amendments) Health and Safety Act and Regulations (and Amendments) :

2.10(7 – 10) 8.1.1 10.18 15.5.32.16(1 – 3) 8.5(1 – 2) 10.19(1 – 3) 15.6(1 – 2)3.4 8.6 10.20(1 – 3) 15.7(1 – 3)3.5 8.10.13 10.21(1 – 5) 15.8(1 – 5)3.6 8.10(41 – 42) 10.22(1 – 8) 15.10(1 – 9)3.7 8.11 10.23 15.11(1 – 2)3.11 9.11.5 9.11.6 10.25(1 – 14)21.16 3.12 9.29 11.1(1 – 2)23.14.1 3.14 9.31(1 – 2) 11.223.15(1 – 16) 3.15(1 – 2) 9.34.2 11.324.10 3.18(1 – 2) 9.34.4 11.3(1 – 8)24.12.2 3.21 10.1(1 – 2) 11.4(1 – 4)24.13(1 – 2) 4.2 10.2(1 – 6) 11.624.14.6 4.4(1 – 6) 10.3(1 – 6) 11.724.15 5.9(1 – 2) 10.4 11.824.16 5.8.1 5.8.2 5.1010.5(1 – 2) 11.9 24.20(1 – 4) 6.3.210.6(1 – 8) 11.10 25.1 6.3.2(2 – 4)10.9(5 – 6) 11.11 6.3.2(6 – 7) 10.11.215.1 7.2.2 10.13(1 – 4) 15.2(1 - 2)7.3.1 10.14(1 - 3) 15.3(1 – 2) 7.3.310.15 15.4(2 – 3) 7.10(1 – 8) 10.16(1 – 4)15.5.1 8.10(43 – 44) 10.10(1 – 6) 10.12.110.7(1 – 2) 10.9(1 – 6) 10.10 15.9.18.4.2(c-d) 8.7 8.9.3.1(d) 8.9.48.9(8 – 10) 8.10.12 10.8(1 – 6) 10.9.310.11.1 10.13 (1-4) 10.17(1 – 4) 10.24(1 – 11)11.5 (1-4) 10.1.1 10.1.2 10.2.110.2.2 10.2.3 10.3.1 10.410.5.1 10.5.2 10.9.5 10.20.210.21(1-5) 10.21(1 – 3) 15.3.2 21.1610.2.4 10.2.5 10.2.6 10.9.210.3.2 10.3.3 10.3.4 10.3.510.3.6 4.17.1 4.7.1 4.96.1.1 6.1.2 6.3.2.8 4.8

108

The candidate must be able to answer questions on the practical application of the following sections of the Mine Health and Safety Act (Act 29 of 1996) :

Chapter 1 : 1 (a – g)Chapter 2 : 5 (1-2), 6(1-3), 7.1(a-e), 9(1-7), 11, 12, 21,22Chapter 3 : 25Chapter 4 : 51, 52, 53Chapter 6 : 75(1-3), 76Chapter 7 : 88

The candidate must be able to answer questions on the practical application of the following Guidelines issued by the Department if Minerals and Energy

1) Guideline for the Compilation of a Mandatory Code of Practice for the Prevention of Coal Dust Explosions in U/G Coal Mines (Ref GME 7/4/118 – AC1), issued November 1997

2) Practical guide to the Risk Assessment Process (SIMRAC – issued 1997) – available from SIMRAC.

3) A Guideline for the Siting, Construction, Equipping and Maintaining of Refuge Bays.(Directive B5)

4) A Guideline for a Code of Practice for Lamprooms, Covering Gas Detection Instrumentation, Self-contained Self-rescuers and Portable Lamps. (Directive B9).

5) A Guideline for the Monitoring of Self-contained Self-Rescuers. (Directive B6)

6) A Guideline for the Ventilating of Mechanical Miner Sections. (Directive B7).

Definitions:

Chief Inspector of Mines, Inspector of Mines, flammable gas warning device, ganger or miner, controlled mine, or controlled works, fiery mine, methanometer, non-fiery mine, ventilating district, gauge pressure, water blast, manager, biological monitoring, hazard, health and safety standard, health hazard, healthy, occupational hygiene, reasonably practicable, risk, working place, substance, pressure vessel.

109




Syllabus Learning Subjects: LEGISLATION



Chapter or Ref No

Page No

Mines and Works Act and Regulations As per Syllabus

69

Mine Health and Safety Act As per Syllabus

70

Guidelines Issued by DME As per Syllabus

70

COMEnvir

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