Mine Rescue Tools and Safety
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Questions and Answers

What is the primary consideration when selecting tools for a mine rescue operation?

  • The type of incident and the safety of the trapped and injured worker (correct)
  • The cost of the tools and equipment
  • The type of tool available at the mine site
  • The potential for property damage

    • Why is it important to consider the type of incident when selecting tools for a mine rescue operation?

  • To ensure the safety of the rescuer and casualty
  • To minimize risk to the rescuer and casualty (correct)
  • To preserve the incident scene for investigation
  • All of the above

    • What is the primary difference between hand tools and power tools?

  • Hand tools require manual force, while power tools use external or internal power sources (correct)
  • Hand tools are used for heavy lifting, while power tools are used for precision work
  • Hand tools are manual, while power tools are automated
  • Hand tools are used for precision work, while power tools are used for heavy lifting

    • What type of power source might a power tool use?

    <p>Pneumatic, hydraulic, or electric</p> Signup and view all the answers

    What is the purpose of this chapter?

    <p>To familiarize trainees with the concepts and definitions related to mine rescue tools</p> Signup and view all the answers

    What is the primary purpose of this manual?

    <p>To provide basic training in rescue procedures for mining operations</p> Signup and view all the answers

    Who is responsible for appointing a qualified person as a trainer for mine rescue training?

    <p>The management of the mining operation</p> Signup and view all the answers

    What is the purpose of maintaining a log of dates, times, training material, and equipment used at practice sessions?

    <p>To ensure that all training sessions are properly documented</p> Signup and view all the answers

    What is the primary goal of a properly planned training agenda?

    <p>To achieve the maximum training results for the allotted training time</p> Signup and view all the answers

    What is the requirement of mining laws in Western Canada regarding mine rescue teams?

    <p>That they must be maintained at all surface and underground mining operations</p> Signup and view all the answers

    What is the primary role of a qualified avalanche safety officer in an emergency response?

    <p>To identify and lead the safe emergency response in an active avalanche situation</p> Signup and view all the answers

    What is the term for the point where the unstable snow first breaks away in an avalanche?

    <p>Starting zone</p> Signup and view all the answers

    What happens to the avalanche in the track zone?

    <p>It accelerates and reaches maximum destructive potential</p> Signup and view all the answers

    What is the term for the area where the bulk of the snow is deposited after an avalanche?

    <p>Run-out zone</p> Signup and view all the answers

    What is a characteristic of a starting zone in an avalanche?

    <p>It has a natural ground condition</p> Signup and view all the answers

    What is the term for the flow of snow down a sloping surface?

    <p>Avalanche</p> Signup and view all the answers

    What can occur in an avalanche area?

    <p>One or more tracks can be present</p> Signup and view all the answers

    What is the purpose of an avalanche risk assessment?

    <p>To establish active avalanche safety measures</p> Signup and view all the answers

    What can an avalanche overrun in the track zone?

    <p>Terrain features and previous avalanche tracks</p> Signup and view all the answers

    What is required for an avalanche to occur?

    <p>The right conditions</p> Signup and view all the answers

    What is the primary objective of mine rescue teams when dealing with toxic and hazardous substances?

    <p>To respond safely to these substances and protect themselves</p> Signup and view all the answers

    What can occur during mine emergencies such as fires?

    <p>A decrease in oxygen levels</p> Signup and view all the answers

    What is the first priority for miners during a mine fire?

    <p>To protect themselves from toxic gases and oxygen-deficient atmosphere</p> Signup and view all the answers

    What is a fundamental aspect of mine rescue?

    <p>Being able to respond safely to toxic and hazardous substances</p> Signup and view all the answers

    What is the primary concern of mine rescue teams when dealing with hazardous atmospheres?

    <p>Protecting themselves from the harmful effects of the gas</p> Signup and view all the answers

    According to the Mine Emergency Response Plan, who are responsible for carrying out roles during an emergency?

    <p>Management, rescue teams, and support personnel</p> Signup and view all the answers

    What is the primary benefit of a well-structured mine rescue team?

    <p>Efficient use of time in emergency response</p> Signup and view all the answers

    What is the role of an Incident Management System in a Mine Emergency Response Plan?

    <p>To coordinate command, control, and response during emergencies</p> Signup and view all the answers

    What is a critical aspect of a mine rescue team's response to hazardous materials incidents?

    <p>First response to hazardous materials</p> Signup and view all the answers

    What is a key factor that can affect a mine rescue team's response to an emergency?

    <p>Type of incident</p> Signup and view all the answers

    What is the primary cause of the symptoms mentioned in the text?

    <p>The effects of the body's chemical emergency response system</p> Signup and view all the answers

    What is the recommended duration for holding a debriefing session after a critical incident?

    <p>Immediately at the end of the emergency response</p> Signup and view all the answers

    What is the main objective of a Critical Incident Stress Debriefing (CISD) session?

    <p>To provide support and counseling to personnel involved</p> Signup and view all the answers

    What type of plan must mines operating in avalanche-prone areas develop?

    <p>An avalanche emergency response plan</p> Signup and view all the answers

    What is the importance of holding a debriefing session with mine rescue teams?

    <p>To provide support and counseling to personnel involved</p> Signup and view all the answers

    What is the primary goal of Intrinsic Safety design in hazardous locations?

    <p>To limit energy to a level below that required to ignite a hazardous atmospheric mixture</p> Signup and view all the answers

    What type of instruments are commonly used in mine rescue gas detection?

    <p>Direct-reading instruments (DRI)</p> Signup and view all the answers

    Before conducting gas testing, what should be considered?

    <p>All personal protective equipment</p> Signup and view all the answers

    What is a crucial aspect of selecting gas detection equipment?

    <p>The specific needs of the incident</p> Signup and view all the answers

    What is necessary for all equipment used in gas detection?

    <p>Meeting relevant health and safety legislation, standards, and regulations</p> Signup and view all the answers

    Which gas is always present at the time of a fire and gives little or no warning of its presence?

    <p>Carbon monoxide</p> Signup and view all the answers

    What is the effect of oxygen deficiency during a fire?

    <p>It is replaced by toxic or inert gases</p> Signup and view all the answers

    What is the characteristic of Sulphur Dioxide that makes it different from other gases?

    <p>It has irritating qualities and may give advance warning in low concentrations</p> Signup and view all the answers

    What gas is produced when PVC, synthetic rubber, and neoprene are heated?

    <p>Chlorine</p> Signup and view all the answers

    What is the significance of Hydrogen sulphide in mine rescue operations?

    <p>It sometimes indicates the presence of methane</p> Signup and view all the answers

    What is the primary way to prevent the dangerous accumulation of gases in mines?

    <p>Adequate positive ventilating currents</p> Signup and view all the answers

    What is the critical oxygen level below which non-toxic gaseous impurities become dangerous?

    <p>19.5%</p> Signup and view all the answers

    How can gases affect people in a mine?

    <p>Through their combustible, explosive, or toxic properties, or by displacement of oxygen</p> Signup and view all the answers

    What is a source of gas released in mines?

    <p>All of the above</p> Signup and view all the answers

    What is the effect of high temperatures with low humidity in mines?

    <p>It is not dangerous except from the blistering effect of heat</p> Signup and view all the answers

    What is the approximate percentage of oxygen in pure, dry air at sea level?

    <p>20.94%</p> Signup and view all the answers

    What is the primary effect of carbon monoxide on humans in a mine?

    <p>It displaces oxygen in the air</p> Signup and view all the answers

    What is the primary component of air by volume percentage?

    <p>Nitrogen</p> Signup and view all the answers

    What is the effect of excess carbon dioxide on humans in a mine?

    <p>It can cause respiratory problems</p> Signup and view all the answers

    What is the characteristic of air in a well-ventilated mine?

    <p>It never shows a depletion of oxygen content</p> Signup and view all the answers

    Which gas is produced when burning rubber, neoprene and PVC?

    <p>Phosgene</p> Signup and view all the answers

    What is the primary concern of mine rescue teams when dealing with hazardous atmospheres?

    <p>Toxic gases</p> Signup and view all the answers

    What is the characteristic of Hydrogen that makes it a hazard in mine rescue operations?

    <p>It is colourless, odourless and tasteless</p> Signup and view all the answers

    What is the effect of high levels of Radon in a mine's atmosphere?

    <p>It can cause radiation exposure</p> Signup and view all the answers

    What is the purpose of contacting the site Radiation Safety Officer (RSO) during an incident involving nuclear gauges?

    <p>To assess the level of radiation exposure</p> Signup and view all the answers

    What is the primary objective of mine rescue teams when dealing with toxic and hazardous substances?

    <p>To identify and respond safely to these substances</p> Signup and view all the answers

    What can occur during mine emergencies such as fires?

    <p>A decrease in oxygen levels</p> Signup and view all the answers

    What is a critical aspect of mine rescue when dealing with hazardous atmospheres?

    <p>Identifying and responding safely to hazardous substances</p> Signup and view all the answers

    What is the first priority for miners during a mine fire?

    <p>To protect themselves from toxic gases and oxygen-deficient atmospheres</p> Signup and view all the answers

    What can emit large quantities of toxic or explosive gases and create an oxygen-deficient atmosphere?

    <p>Emergencies such as fires</p> Signup and view all the answers

    What is the unit of measurement for airborne particulate concentrations?

    <p>Milligrams per cubic meter of air</p> Signup and view all the answers

    What is the term for the minimum concentration of a gas or vapor in air that will ignite when exposed to an ignition source?

    <p>Lower Explosive Limit</p> Signup and view all the answers

    What is the standard substance used for measuring relative density of liquids and solids?

    <p>Water</p> Signup and view all the answers

    What is the pH level of pure water?

    <p>7</p> Signup and view all the answers

    What is the effect of a substance with a pH level below 7?

    <p>It is corrosive and acidic</p> Signup and view all the answers

    What type of breathing apparatus should be used when entering an atmosphere with a contaminant concentration above the IDLH?

    <p>Positive-pressure breathing apparatus</p> Signup and view all the answers

    What is the term for the ratio of the density of a substance to the density of a standard substance under specified conditions?

    <p>Relative density</p> Signup and view all the answers

    What is the unit of measurement for gaseous concentrations?

    <p>Parts per million</p> Signup and view all the answers

    What is the significance of the Upper Explosive Limit (UEL)?

    <p>It is the maximum concentration of a gas or vapor in air that will ignite</p> Signup and view all the answers

    What is the characteristic of both acidic and basic substances?

    <p>They are corrosive</p> Signup and view all the answers

    What are the four categories of hazardous atmospheres?

    <p>Toxic, Oxygen deficiency/Asphyxiating gases, Explosive/flammable gases or vapours, and Smoke, aerosols, fumes</p> Signup and view all the answers

    What is the primary consideration when selecting gas detection equipment?

    <p>Specific needs of the incident</p> Signup and view all the answers

    What is the purpose of Intrinsic Safety design in hazardous locations?

    <p>To limit energy to a level below that required to ignite a specific hazardous atmospheric mixture</p> Signup and view all the answers

    What type of instruments are commonly used in mine rescue gas detection?

    <p>Direct-reading instruments (DRI)</p> Signup and view all the answers

    What is essential to consider before conducting gas testing?

    <p>All personal protective equipment</p> Signup and view all the answers

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