IDLH Hazards: Atmospheric Hazards During and After Fires
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Questions and Answers

What is the primary hazard posed by carbon monoxide during a fire?

  • It gives little or no warning of its presence (correct)
  • It obstructs vision
  • It is a combustible gas
  • It has irritating qualities

    • What is the primary cause of oxygen deficiency in a mine atmosphere during a fire?

  • The release of sulphur dioxide
  • Combustion or chemical reaction (correct)
  • The presence of methane
  • Carbon monoxide poisoning

    • Which of the following gases is NOT produced by mine fires or explosions?

  • Carbon monoxide
  • Methane (correct)
  • Sulphur dioxide
  • Oxygen

    • What is the primary characteristic of sulphur dioxide that distinguishes it from other hazardous gases?

    <p>It has irritating qualities</p> Signup and view all the answers

    What is the primary hazard posed by burning Conveyor Belts and Rubber Tires?

    <p>The release of chlorine gas</p> Signup and view all the answers

    What is the significance of hydrogen sulphide in relation to methane?

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

    What is the relative density of methane compared to air?

    <p>0.55</p> Signup and view all the answers

    Which gas is an asphyxiant and has a strong odour?

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

    What is the explosive range of hydrogen?

    <p>4–74</p> Signup and view all the answers

    What is the colour, odour, and taste of carbon monoxide?

    <p>Colourless, Odourless, Tasteless</p> Signup and view all the answers

    What is the primary source of radiation in a mining environment?

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

    What should be referred to in case of high radon levels in an area?

    <p>Site-specific safety procedures</p> Signup and view all the answers

    What is the temperature of the flame produced when acetylene is combined with oxygen in the oxyacetylene process?

    <p>3,260°C</p> Signup and view all the answers

    Above what pressure can acetylene become dangerously explosive in its free state?

    <p>100 kPa</p> Signup and view all the answers

    What is the purpose of packing acetylene cylinders with porous material saturated with acetone?

    <p>To allow safe storage and transportation</p> Signup and view all the answers

    What is the explosive range of acetylene?

    <p>2.8%–81%</p> Signup and view all the answers

    What is the product of mixing water with calcium carbide?

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

    What is the hazard associated with acetylene and copper or alloys containing more than 67% copper?

    <p>Explosive compound formation</p> Signup and view all the answers

    Which organization contributed to the development of the manual by providing assistance in creating and reviewing content?

    <p>East Kootenay Mining Industry Safety Association</p> Signup and view all the answers

    What is the title of the publication from which the manual draws content?

    <p>The Handbook of Training in Mine Rescue and Recovery Operations</p> Signup and view all the answers

    How many mine rescue organizations contributed to the development of the manual?

    <p>3</p> Signup and view all the answers

    Which of the following organizations was part of the steering committee in 2013-2014?

    <p>Diavik Diamond Mines</p> Signup and view all the answers

    What is the purpose of the manual?

    <p>To provide a comprehensive guide for mine rescue and safety operations</p> Signup and view all the answers

    Which of the following organizations did not contribute to the development of the manual?

    <p>Alberta Ministry of Energy</p> Signup and view all the answers

    What is the purpose of this manual?

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

    What is the responsibility of management in mine rescue training?

    <p>To appoint a qualified person as a trainer for mine rescue training</p> Signup and view all the answers

    What is the role of the appointed rescue trainer?

    <p>To maintain a log of dates, times, training material, and equipment used at practice sessions</p> Signup and view all the answers

    What should a properly planned training agenda aim to achieve?

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

    Who must sign off on the records of mine rescue training sessions?

    <p>The employers and trainees</p> Signup and view all the answers

    Which of the following organizations is NOT mentioned as a source in the manual?

    <p>American Society of Safety Engineers</p> Signup and view all the answers

    What is the primary focus of this manual?

    <p>Basic mine rescue principles, techniques, and equipment</p> Signup and view all the answers

    Which of the following is a contributing organization to the manual's content?

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

    What is the purpose of the acknowledgments section in the manual?

    <p>To acknowledge the contributions of various organizations and individuals</p> Signup and view all the answers

    Which of the following manuals is mentioned as a source in this manual?

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

    What is the purpose of citing various sources in the manual?

    <p>To support the manual's content with evidence-based information</p> Signup and view all the answers

    What is the primary hazard posed by downed power lines during excavation activities?

    <p>Electrical shocks, burns, and eye injuries</p> Signup and view all the answers

    What should be done when arriving at an electrical emergency incident scene?

    <p>Stage response vehicles at a distance that avoids exposure to electrical hazards</p> Signup and view all the answers

    Why is it important to establish an exclusion zone around downed power lines?

    <p>To ensure damaged electrical lines do not move significant distances</p> Signup and view all the answers

    What is the purpose of using lock-out/tag-out devices when working near energy sources?

    <p>To ensure energy isolation is complete prior to conducting rescue operations</p> Signup and view all the answers

    What should mine rescue teams ensure before conducting rescue operations?

    <p>That energy isolation is complete prior to conducting rescue operations</p> Signup and view all the answers

    Why is it important to assume that all electrical wires and equipment are energized until proven otherwise?

    <p>To prevent electrical shocks, burns, and eye injuries</p> Signup and view all the answers

    What is a primary consideration when choosing an underground fresh-air base/zone?

    <p>Providing good lighting and a safe location</p> Signup and view all the answers

    What type of protection is not mentioned as necessary for rescue teams in the manual?

    <p>Seismic protection</p> Signup and view all the answers

    What is necessary to assure good air travel from the fresh-air base/zone to the surface?

    <p>Assurance of good air travel way</p> Signup and view all the answers

    What is the primary role of the fresh-air base/zone in a rescue operation?

    <p>A point of departure for the mine rescue team</p> Signup and view all the answers

    What is a necessary aspect of a fresh-air base/zone for underground operations?

    <p>A location with good lighting</p> Signup and view all the answers

    What is a key factor in selecting a location for a fresh-air base/zone?

    <p>Proximity to the incident</p> Signup and view all the answers

    What is the minimum grade required to pass the mine rescue certification examination?

    <p>70%</p> Signup and view all the answers

    How often can a rescuer apply for an advanced certificate?

    <p>Every 5 years</p> Signup and view all the answers

    Who compiled the Mine Rescue Manual?

    <p>Mike Barber and Haley Kuppers</p> Signup and view all the answers

    What is required for a candidate to maintain their mine rescue certification?

    <p>Continuous participation in mine rescue service</p> Signup and view all the answers

    Where did the Mine Rescue Manual originate from?

    <p>The Mine Rescue Manual evolved from integrating revised editions of the General Underground Mine Rescue Manual and the Surface Mine Rescue Manual</p> Signup and view all the answers

    What is the purpose of the Mine Rescue Certification?

    <p>To ensure that rescuers are mentally and physically capable to render assistance</p> Signup and view all the answers

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