Job description Core Drill Operator - Construction, Surface Mining And Quarrying in Ontario

Find out what work is like for a core drill operator - construction, surface mining and quarrying in Canada. This work description is applicable to all Drillers and blasters - surface mining, quarrying and construction (NOC 73402).

Drillers and blasters - surface mining, quarrying and construction

Description

Drillers in surface mining, quarrying and construction operate mobile drilling machines to bore blast holes in open-pit mines and quarries and to bore holes for blasting and for building foundations at construction sites. Blasters in this unit group fill blast holes with explosives and detonate explosives to dislodge coal, ore and rock or to demolish structures. They are employed by mining, quarrying and construction companies and by drilling and blasting contractors.

Job duties

Here are some of the main activities and tasks that Drillers and blasters - surface mining, quarrying and construction have to perform, and some of the physical demands they involve:

  • Drillers
  • Drive and operate tracked or truck-mounted rotary drilling, air-track or other drilling machines to bore large blast holes to specified depths at staked positions in open-pit mine or quarry
  • Operate drilling machines to drill blast holes in rock at road or other construction sites
  • Operate tracked or truck-mounted drill equipped with auger or other attachment to drill holes for building foundations or pilings
  • May measure location and stake out pattern of holes to be drilled, load blast holes with explosives and detonate explosives to dislodge coal, ore or rock.
  • Blasters
  • Read instructions or diagrams, lay out drill pattern and determine depth and diameter of blast holes and conduct field tests to determine type and quantity of explosives required
  • Assemble or direct other workers to assemble primer charges using selected detonators, fuses, detonating cords and other materials
  • Load explosives in blast holes by hand or direct movement of bulk explosives trucks to load holes
  • Connect electrical wires, detonating cords or fuses into series and connect series to blasting machines; press handle or button to detonate charges
  • Handle, store and transport explosives and accessories in accordance with regulations and ensure that safety procedures are observed
  • May operate air-track, rotary, down-the-hole or other drilling machines to drill blast holes or may direct drilling of blast holes.

Physical demands

Physical demands are the physical activities that the job requires the worker to do. Physical demands are selected according to the likeliness that workers will have to perform them for at least half of the time they spend at work.

Work environment

The work environment refers to the physical setting in which people work. The characteristics and conditions of the work environment are selected according to the likeliness that workers will be exposed to them at least once a week.

Physical proximity from others

Physical proximity from others refers to the physical distance between individuals in the workplace. The likeliness that the job requires to perform tasks while being physically close to other people is rated on a scale with 3 levels: "Somewhat close", "Close" and "Very close".

Related job titles

Here are some other related job titles that are found in the same occupational category (NOC 73402), and a list of similar occupations:

  • construction blaster
  • construction driller
  • driller - surface mine
  • open-pit blaster
  • rotary drilling machine operator

Similar occupations Help - Similar occupations

Similar occupations

This section lists other occupations that are part of the same broad occupational category as Drillers and blasters - surface mining, quarrying and construction in the National Occupational Classification (NOC). These occupations involve similar core qualifications but involve different responsibilities. To see more similar occupations, use the Job Transition Tool.

Sources Occupational and Skills Information System & National Occupational Classification

Labour Market Information Survey
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