Explosives Workers, Ordnance Handling Experts, and Blasters

What they do:

Place and detonate explosives to demolish structures or to loosen, remove, or displace earth, rock, or other materials. May perform specialized handling, storage, and accounting procedures. Includes seismograph shooters.

On the job, you would:

  • Examine blast areas to determine amounts and kinds of explosive charges needed and to ensure that safety laws are observed.
  • Tie specified lengths of delaying fuses into patterns in order to time sequences of explosions.
  • Place safety cones around blast areas to alert other workers of danger zones, and signal workers as necessary to ensure that they clear blast sites prior to explosions.
  • Place explosive charges in holes or other spots; then detonate explosives to demolish structures or to loosen, remove, or displace earth, rock, or other materials.
  • Insert, pack, and pour explosives, such as dynamite, ammonium nitrate, black powder, or slurries into blast holes; then shovel drill cuttings, admit water into boreholes, and tamp material to compact charges.
  • Mark patterns, locations, and depths of charge holes for drilling, and issue drilling instructions.
  • Compile and keep gun and explosives records in compliance with local and federal laws.
  • Measure depths of drilled blast holes, using weighted tape measures.
  • Connect electrical wire to primers, and cover charges or fill blast holes with clay, drill chips, sand, or other material.
  • Lay primacord between rows of charged blast holes, and tie cord into main lines to form blast patterns.

Knowledge

  • Public Safety and Security
  • Knowledge of relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions.
  • Law and Government
  • Knowledge of laws, legal codes, court procedures, precedents, government regulations, executive orders, agency rules, and the democratic political process.
  • Mathematics
  • Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
  • Engineering and Technology
  • Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.
  • Administration and Management
  • Knowledge of business and management principles involved in strategic planning, resource allocation, human resources modeling, leadership technique, production methods, and coordination of people and resources.
  • Customer and Personal Service
  • Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.
  • Transportation
  • Knowledge of principles and methods for moving people or goods by air, rail, sea, or road, including the relative costs and benefits.
  • English Language
  • Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.
  • Mechanical
  • Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
  • Production and Processing
  • Knowledge of raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods.

Skills

  • Active Listening
  • Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
  • Monitoring
  • Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
  • Critical Thinking
  • Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
  • Judgment and Decision Making
  • Considering the relative costs and benefits of potential actions to choose the most appropriate one.
  • Operation Monitoring
  • Watching gauges, dials, or other indicators to make sure a machine is working properly.
  • Operation and Control
  • Controlling operations of equipment or systems.
  • Time Management
  • Managing one's own time and the time of others.
  • Speaking
  • Talking to others to convey information effectively.
  • Complex Problem Solving
  • Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.
  • Coordination
  • Adjusting actions in relation to others' actions.

Abilities

  • Problem Sensitivity
  • The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing there is a problem.
  • Manual Dexterity
  • The ability to quickly move your hand, your hand together with your arm, or your two hands to grasp, manipulate, or assemble objects.
  • Near Vision
  • The ability to see details at close range (within a few feet of the observer).
  • Arm-Hand Steadiness
  • The ability to keep your hand and arm steady while moving your arm or while holding your arm and hand in one position.
  • Deductive Reasoning
  • The ability to apply general rules to specific problems to produce answers that make sense.
  • Inductive Reasoning
  • The ability to combine pieces of information to form general rules or conclusions (includes finding a relationship among seemingly unrelated events).
  • Information Ordering
  • The ability to arrange things or actions in a certain order or pattern according to a specific rule or set of rules (e.g., patterns of numbers, letters, words, pictures, mathematical operations).
  • Oral Comprehension
  • The ability to listen to and understand information and ideas presented through spoken words and sentences.
  • Oral Expression
  • The ability to communicate information and ideas in speaking so others will understand.
  • Finger Dexterity
  • The ability to make precisely coordinated movements of the fingers of one or both hands to grasp, manipulate, or assemble very small objects.

Work Activities

  • Making Decisions and Solving Problems
  • Analyzing information and evaluating results to choose the best solution and solve problems.
  • Getting Information
  • Observing, receiving, and otherwise obtaining information from all relevant sources.
  • Evaluating Information to Determine Compliance with Standards
  • Using relevant information and individual judgment to determine whether events or processes comply with laws, regulations, or standards.
  • Documenting/Recording Information
  • Entering, transcribing, recording, storing, or maintaining information in written or electronic/magnetic form.
  • Performing General Physical Activities
  • Performing physical activities that require considerable use of your arms and legs and moving your whole body, such as climbing, lifting, balancing, walking, stooping, and handling of materials.
  • Handling and Moving Objects
  • Using hands and arms in handling, installing, positioning, and moving materials, and manipulating things.
  • Inspecting Equipment, Structures, or Material
  • Inspecting equipment, structures, or materials to identify the cause of errors or other problems or defects.
  • Monitor Processes, Materials, or Surroundings
  • Monitoring and reviewing information from materials, events, or the environment, to detect or assess problems.
  • Identifying Objects, Actions, and Events
  • Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.
  • Updating and Using Relevant Knowledge
  • Keeping up-to-date technically and applying new knowledge to your job.

Interests

  • Realistic
  • Realistic occupations frequently involve work activities that include practical, hands-on problems and solutions. They often deal with plants, animals, and real-world materials like wood, tools, and machinery. Many of the occupations require working outside, and do not involve a lot of paperwork or working closely with others.
  • Third Interest High-Point
  • Tertiary-Cutoff/Rank Descriptiveness
  • Investigative
  • Investigative occupations frequently involve working with ideas, and require an extensive amount of thinking. These occupations can involve searching for facts and figuring out problems mentally.
  • Conventional
  • Conventional occupations frequently involve following set procedures and routines. These occupations can include working with data and details more than with ideas. Usually there is a clear line of authority to follow.
  • Enterprising
  • Enterprising occupations frequently involve starting up and carrying out projects. These occupations can involve leading people and making many decisions. Sometimes they require risk taking and often deal with business.
  • Second Interest High-Point
  • Secondary-Cutoff/Rank Descriptiveness
  • Artistic
  • Artistic occupations frequently involve working with forms, designs and patterns. They often require self-expression and the work can be done without following a clear set of rules.
  • Social
  • Social occupations frequently involve working with, communicating with, and teaching people. These occupations often involve helping or providing service to others.
  • First Interest High-Point
  • Primary-Rank Descriptiveness

Work Styles

  • Attention to Detail
  • Job requires being careful about detail and thorough in completing work tasks.
  • Integrity
  • Job requires being honest and ethical.
  • Dependability
  • Job requires being reliable, responsible, and dependable, and fulfilling obligations.
  • Self Control
  • Job requires maintaining composure, keeping emotions in check, controlling anger, and avoiding aggressive behavior, even in very difficult situations.
  • Stress Tolerance
  • Job requires accepting criticism and dealing calmly and effectively with high stress situations.
  • Adaptability/Flexibility
  • Job requires being open to change (positive or negative) and to considerable variety in the workplace.
  • Cooperation
  • Job requires being pleasant with others on the job and displaying a good-natured, cooperative attitude.
  • Initiative
  • Job requires a willingness to take on responsibilities and challenges.
  • Analytical Thinking
  • Job requires analyzing information and using logic to address work-related issues and problems.
  • Leadership
  • Job requires a willingness to lead, take charge, and offer opinions and direction.