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8231.0 – Underground production and development miners

Underground production and development miners drill, blast, operate mining machinery, and perform related duties to extract coal and ore in underground mines and to construct tunnels, passageways and shafts to facilitate mining operations.

Profile

Example titles Help

  • Blaster - underground mining
  • Chute blaster - underground mining
  • Diamond driller - underground mining
  • Drift miner
  • Driller - underground mining
  • Hardrock miner apprentice
  • Hoist operator - underground mining
  • Miner
  • Mining machine operator
  • Powderman/woman - underground mining
  • Raise miner
  • Roadheader operator
  • Scooptram operator
  • Shaft inspector

Main characteristics Help

  • General learning ability to set up and operate mining machinery to shear coal, rock and ore from working faces, and to perform duties required to ensure safety and to support the mining advance
  • Spatial perception and Form perception to set up and operate drills and drilling machines to produce designated patterns of blasting holes
  • Motor co-ordination and Finger dexterity and Manual dexterity to scale loose rock from walls and roofs, to drill and install rock bolts, to extend and install air and water pipes, to operate ore loading machinery and to construct timber supports and cribbing
  • Objective interest in controlling the operations of diamond drills and other specialized drills, such as raise-boring machinery, to test geological formations and produce underground passageways
  • Innovative interest in comparing information to load explosives, set fuses and detonate explosives to produce desired blasting patterns and rock fragmentation in underground mines
  • Methodical interest in signalling to crew to ensure safety and to support the mining advance; in performing routine maintenance of mining machinery; and in loading and hauling ore from stopes, drifts and drawpoints to ore passes using scooptrams, load-haul-dump (LHD) machines and mucking machines

Aptitudes Help

One of five levels assigned for each factor, with levels representing normal curve distribution of the labour force:

G
General learning ability
V
Verbal ability
N
Numerical ability
S
Spatial perception
P
Form perception
Q
Clerical perception
K
Motor co-ordination
F
Finger dexterity
M
Manual dexterity

Levels legend
  1. The highest 10% of the working population
  2. Upper third, exclusive of the highest 10%
  3. Middle third of the working population
  4. Lowest third, exclusive of the lowest 10%
  5. Lowest 10% of the working population

An individual's overall capacity to learn the skills needed to perform job duties is based on his or her specific aptitudes for acquiring information and transforming it into action.

General learning ability G-3

Ability to 'catch on' or understand instructions and underlying principles; to reason and make judgments.

Verbal ability V-4

Ability to understand the meaning of words and the ideas associated with them, and to use them effectively; to comprehend language, to understand relationships between words and to understand the meaning of whole sentences and paragraphs; to present information or ideas clearly.

Numerical ability N-4

Ability to carry out arithmetical processes quickly and accurately.

Spatial perception S-3

Ability to think visually about geometric forms and comprehend the two dimensional representation of three dimensional objects; to recognize the relationships resulting from the movement of objects in space. May be used in such tasks as blueprint reading and in solving geometry problems. Frequently described as the ability to 'visualize' objects of two or three dimensions.

Form perception P-3

Ability to perceive pertinent detail in objects and in pictorial and graphic material; to make visual comparisons and discriminations and to see slight differences in shapes and shadings of figures and widths and lengths of lines.

Clerical perception Q-4

Ability to perceive pertinent detail in verbal or tabular material; to observe differences in copy, to proofread words and numbers, and to avoid perceptual errors in arithmetical computation.

Motor co-ordination K-3

Ability to co-ordinate eyes, hands and fingers rapidly and accurately when required to respond with precise movements.

Finger dexterity F-3

Ability to move the fingers and manipulate small objects with the fingers rapidly and/or accurately.

Manual dexterity M-3

Ability to move the hands easily and skillfully; to work with the hands in placing and turning motions.

Interests Help

Three of five descriptive factors, assigned in order of predominance and lower case rating indicating weaker representation:

D
Directive
I
Innovative
M
Methodical
O
Objective
S
Social

Objective O

Objective persons enjoy working with tools, equipment, instruments and machinery. They like to repair and/or fabricate things from various materials according to specifications and using established techniques. Objective persons are interested in finding out how things operate and how they are built.

Innovative I

Innovative persons like to explore things in depth and arrive at solutions to problems by experimenting. They are interested in initiating and creating different ways to solve questions and present information. They enjoy scientific subjects. Innovative persons prefer to be challenged with new and unexpected experiences. They adjust to change easily.

Methodical M

Methodical persons like to have clear rules and organized methods to guide their activities. They prefer working under the direction or supervision of others according to given instructions, or to be guided by established policies and procedures. Methodical persons like to work on one thing until it is completed. They enjoy following a set routine and prefer work that is free from the unexpected.

Data, people, and things Help

Data

0
Synthesizing
1
Co-ordinating
2
Analyzing
3
Compiling
4
Computing
5
Copying
6
Comparing
7
N/A
8
Not Significant

People

0
Mentoring
1
Negotiating
2
Instructing - Consulting
3
Supervising
4
Diverting
5
Persuading
6
Speaking - Signaling
7
Serving - Assisting
8
Not significant

Things

0
Setting up
1
Precision working
2
Controlling
3
Driving - Operating
4
Operating - Manipulating
5
Tending
6
Feeding - Offbearing
7
Handling
8
Not significant
Data Comparing 6

Identifying the obvious functional, structural or compositional characteristics (in terms of similarity with, or difference from, established standards) of data, people and things.*

People Signalling 6

Talking with and/or signalling people to convey or exchange information; giving assignments and/or directions to helpers.

Things Controlling 2

Starting, stopping, controlling and adjusting machines and equipment designed to fabricate and/or process objects or materials. Operating machines involves minimal set up and adjustment as the work progresses. Controlling equipment involves observing gauges, dials and other indicators, and turning valves and other devices to control factors such as temperature, pressure, flow of liquids, speed of pumps and reactions of materials.

Physical activities Help

V - Vision

1
Close visual acuity
2
Near vision
3
Near and far vision
4
Total visual field

H - Hearing

1
Limited
2
Verbal interaction
3
Other sound discrimination

L - Limb co-ordination

0
Not relevant
1
Upper limb co-ordination
2
Multiple limb co-ordination

C - Colour discrimination

0
Not relevant
1
Relevant

B - Body position

1
Sitting
2
Standing and/or walking
3
Sitting, standing, walking
4
Other body positions

S - Strength

1
Limited
2
Light
3
Medium
4
Heavy
Vision Near and far vision V-3

The use of sight in the work performed. The levels are organized in terms of the visual field involved in the performance of the work.

3 - Near and far vision

Some work activities involve the monitoring of processes, objects or situations in the work environment that are far from the worker. Other work activities involve Near vision (2).

Examples:

  • installing shingles/tiles on roofs
  • conducting surveys to establish legal property boundaries
  • developing trading strategies by monitoring market conditions from the exchange floor
Colour discrimination Not relevant C-0

The use of colour descrimination to identify, distinguish and match colours and different shades of the same colours.

0 - Not relevant

Colour discrimination is not relevant in the performance of the work.

Examples:

  • cleaning windows
  • providing information over the telephone
  • interviewing, hiring and overseeing staff training
  • translating documents
Hearing Limited H-1

The use of hearing in the work performed. The levels are organized in terms of the type of auditory discrimination involved in the performance of the work.

1 - Limited

Hearing is limited to short and/or infrequent verbal interactions in order to perform the work.

Examples:

  • typing and proofreading correspondence
  • cutting and trimming meat, poultry and fish according to customers' orders
  • carrying linen to and from laundry areas and running errands
  • assisting mine workers in constructing underground installations
Body position Other body positions B-4

Primary type of posture or body movement involved in performing the work. These postures or body movements range from simple to complex and from sedentary to mobile.

4 - Other body positions

Work activities involve body postures other than, or in addition to, Sitting (1) and Standing and/or walking (2) such as bending, stooping, kneeling and crouching

Examples:

  • performing labouring duties in warehouses
  • measuring, cutting and installing carpeting
  • adjusting, repairing or replacing parts and components of automotive systems
  • treating patients' disorders of the spine and body through corrective manipulation
Limb co-ordination Upper limb co-ordination L-1

The use of limbs in performing work.

1 - Upper limb co-ordination

Work activities involve co-ordination of upper limbs.

Examples:

  • keyboarding
  • performing maintenance services such as oil changes, lubrications and tune-ups
  • operating video cameras
  • instructing students in sign language
Strength Medium S-3

The use of strength in the handling of loads such as pulling, pushing, lifting and/or moving objects during the work performed.

3 - Medium

Work activities involve handling loads between 10 kg and 20 kg.

Examples:

  • setting up and operating finishing machines or finishing furniture by hand
  • measuring, cutting and applying wallpaper to walls
  • adjusting, replacing or repairing mechanical or electrical components using hand tools and equipment
  • operating film cameras to record live events

Environmental conditions Help

Location

L1
Regulated inside climate
L2
Unregulated inside climate
L3
Outside
L4
In a vehicle or cab

Hazards

H1
Dangerous chemical substances
H2
Biological agents
H3
Equipment, machinery, tools
H4
Electricity
H5
Radiation
H6
Flying particles, falling objects
H7
Fire, steam, hot surfaces
H8
Dangerous locations

Discomforts

D1
Noise
D2
Vibration
D3
Odours
D4
Non-toxic dusts
D5
Wetness
Discomforts Noise D1

Work conditions that create disturbances but are not hazardous. In general, these conditions create discomfort, but are not direct sources of injury. In extreme instances, however, these conditions might cause injury.

D1 - Noise

Work that produces sufficient noise – constant or intermittent – to cause marked distraction or possible loss of hearing.

Examples:

  • operating drilling equipment in underground mines
  • using power saws in logging operations
  • blasting rock surface in mining
  • operating heavy equipment for construction jobs
  • using firearms
Discomforts Vibration D2

Work conditions that create disturbances but are not hazardous. In general, these conditions create discomfort, but are not direct sources of injury. In extreme instances, however, these conditions might cause injury.

D2 - Vibration

Work that produces an oscillating or quivering motion of the body.

Examples:

  • operating jackhammers to break up pavement
  • driving tractors
  • operating drills to produce blasting holes in mines
  • shaping metal using power-forging machinery
Discomforts Non-toxic dusts D4

Work conditions that create disturbances but are not hazardous. In general, these conditions create discomfort, but are not direct sources of injury. In extreme instances, however, these conditions might cause injury.

D4 - Non-toxic dusts

The presence of non-poisonous airborne particles such as textile dust, flour, sand, sawdust and feathers in the work environment.

Examples:

  • preparing dough or batter
  • cutting fur pelts or fabric for garments
  • operating woodworking machines
  • cleaning chimneys
  • removing poultry feathers
Hazards Dangerous chemical substances H1

Potential hazards to which the worker may be exposed. The codes provide an indication of the type(s) of hazard(s) most likely to be present in the workplace environment. They are not a measure of frequency, duration or degree of exposure to hazards, but an indication of the presence or absence of a particular hazard in the work environment.

H1 - Dangerous chemical substances

Exposure to any chemical that may endanger health through inhalation, absorption or ingestion, contact with skin or eyes, or any chemical with the potential for fire or explosion. Substances may be in forms such as solids, liquids, gases, aerosols or particles.

Examples:

  • extracting coal (involves exposure to silica particles)
  • removing asbestos insulation from buildings
  • joining bricks with mortar (contains lime)
  • mixing pesticides to spray crops
  • painting building interiors
Hazards Equipment, machinery, tools H3

Potential hazards to which the worker may be exposed. The codes provide an indication of the type(s) of hazard(s) most likely to be present in the workplace environment. They are not a measure of frequency, duration or degree of exposure to hazards, but an indication of the presence or absence of a particular hazard in the work environment.

H3 - Equipment, machinery, tools

Working near or with equipment, instruments, machinery or power/hand tools that may be a potential source of accident or injury.

Examples:

  • operating metal machining tools to shape metal
  • using hand tools to fabricate wood products
  • operating power saws to thin trees
  • performing surgical procedures
Hazards Flying particles, falling objects H6

Potential hazards to which the worker may be exposed. The codes provide an indication of the type(s) of hazard(s) most likely to be present in the workplace environment. They are not a measure of frequency, duration or degree of exposure to hazards, but an indication of the presence or absence of a particular hazard in the work environment.

H6 - Flying particles, falling objects

Exposure to flying particles and falling objects in the work environment that pose the risk of bodily injury.Flying particles refer to particles such as wood chips, metal particles and rock chips generated by the handling, crushing, grinding, rapid impact or explosion of materials.

Examples:

  • operating machining tools such as lathes/grinders
  • constructing underground installations in mines using hand and power tools
  • operating chain saws to fell, delimb and buck trees
  • operating hoisting devices to load cargo onto ships
  • laying brick to construct or repair walls
Hazards Dangerous locations H8

Potential hazards to which the worker may be exposed. The codes provide an indication of the type(s) of hazard(s) most likely to be present in the workplace environment. They are not a measure of frequency, duration or degree of exposure to hazards, but an indication of the presence or absence of a particular hazard in the work environment.

H8 - Dangerous locations

Working in locations that are inherently treacherous and are potential sources of injury. Such work locations include construction sites, underground sites, erected support structures and marine environments.

Examples:

  • building underground passageways in mines
  • installing roof shingles
  • washing exterior windows of buildings
  • commanding fishing vessels
  • operating underwater video, sonar, recording and related equipment
Location Unregulated inside climate L2

The work performed is carried out indoors in a regulated environment, indoors in an unregulated environment, outdoors or in a vehicle. In many occupations, the Main Duties may be performed in more than one location. Therefore, a group may have more than one Location code, for example:

  • firefighting and fire prevention duties
  • maintenance of interior/exterior of buildings
  • managing operations and paperwork of farms

L2 - Unregulated inside climate

An inside work environment where the temperature or humidity may be considerably different from normal room conditions. In some groups, the nature of the duties affects the temperature or humidity of the work environment.

Examples:

  • extracting coal/ore from underground mines
  • operating machines that press or blow molten glass
  • unloading stock into cold storage freezers
  • operating furnaces to melt metals for casting

Employment requirements Help

Education/training Help

1
No formal education or training requirements
2
Some high school education and/or on the job training or experience
3
High school
4
Course work, training, workshops and/or experience related to the occupation
5
Apprenticeship, specialized training, vocational school training
6
College, technical school (certificate, diploma)
7
Undergraduate degree
8
Post-graduate or professional degree
+
Additional requirement beyond education and training
R
Regulated requirement(s)
4, 5, R
  • Completion of secondary school is usually required.
  • Formal training of up to six weeks, followed by extended periods of specialized training as a helper or in support occupations is usually provided.
  • Previous experience as a mine labourer or in other mine occupations is usually required.
  • Provincial blasting licence may be required.
  • May be certified in the basic common core program or as an underground hard rock miner in Ontario.
  • Trade certification for miners is available, but voluntary, in Quebec and Manitoba.
  • Company licensing or certification is often required for occupations in this group.
  • Certificate in first aid may be required.

Workplaces/employers Help

  • Coal, metal and non-metallic mineral underground mines
  • Specialized contractors in mine construction, shaft sinking and tunnelling

Occupational options Help

  • Mobility is possible to other occupational groups in underground mining such as underground service and support occupations.
  • Mobility between these sectors is somewhat limited by differences in production technologies.
  • Mobility between these sectors is somewhat limited by differences in production technologies.
  • Mobility is possible to other occupational groups in underground mining such as underground service and support occupations.
  • Progression to mining supervisor is possible with experience.
  • Progression to mining supervisor is possible with experience.
  • There is mobility between employers within each of the three following sectors: underground coal mining, underground hard rock mining and underground potash, salt or soft rock mining.
  • There is mobility between employers within each of the three following sectors: underground coal mining, underground hard rock mining and underground potash, salt or soft rock mining.

Exclusions Help

Remarks Help

  • For some occupations in this group, Hazards H1(Dangerous chemical substances) may also apply

Breakdown summary

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