Avalanche Awareness for Mine Rescue

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

To determine the elevation of the avalanche path
To establish avalanche safety measures after emergency operations have begun
To identify the starting zone of an avalanche
To lead the safe emergency response and conduct an avalanche risk assessment (correct)

What is the primary purpose of a mine rescue team?

To conduct regular mining operations
To provide medical assistance to injured miners
To inspect mines for potential hazards
To ensure the safety of workers and property on mine sites (correct)

What is the characteristic of a starting zone that determines its exposure to snow?

Exposure to wind (correct)
Elevation
Incline
Natural ground condition

Where do the mine rescue teams primarily operate?

Throughout B.C., Yukon, Northwest Territories, and Nunavut (C) Signup and view all the answers

In which zone of an avalanche does the snow typically reach maximum destructive potential?

Track (D) Signup and view all the answers

What is the purpose of an avalanche risk assessment in emergency response planning?

To establish active avalanche safety measures (B) Signup and view all the answers

What is the purpose of this manual and training course?

To help mine rescue trainees know basic equipment, procedures, and principles (C) Signup and view all the answers

What can be identified as a zone where the bulk of the snow is deposited?

Run-out zone (D) Signup and view all the answers

What is the significance of the year 1998 mentioned in the text?

The year the mine rescue manual was first published (D) Signup and view all the answers

Why is it essential to have a qualified avalanche safety officer lead the emergency response?

To ensure the safety of emergency responders (D) Signup and view all the answers

What is the importance of individual and collective efforts in mine emergency response?

It enables mastering of skills, equipment, and knowledge (D) Signup and view all the answers

What is a characteristic of an avalanche path?

It can have several starting zones (D) Signup and view all the answers

What is the main reason mine officials must be familiar with their roles and responsibilities?

To ensure a prompt and effective response in an emergency (D) Signup and view all the answers

What is the primary reason for providing basic avalanche awareness in this chapter?

To provide a general understanding of avalanche hazards (B) Signup and view all the answers

What is implied about the history of mine rescue teams in western and northern Canada?

They have been responding to incidents for more than a century (C) Signup and view all the answers

What is the implication of the 'minor correction update' in 2016?

A minor error was corrected in the manual (B) Signup and view all the answers

What is the highest priority in mine rescue operations?

Ensuring the safety of self and rescue team (C) Signup and view all the answers

What is a crucial aspect of selecting members of mine rescue teams?

Their physical fitness and mental soundness (C) Signup and view all the answers

What type of training exercises should be conducted occasionally?

Recovery problem exercises (A) Signup and view all the answers

Why is it essential to train in an irrespirable atmosphere?

To ensure crew and equipment are in condition to respond (C) Signup and view all the answers

What is a key aspect of mine rescue training?

All of the above (D) Signup and view all the answers

What is a primary concern in mine rescue operations?

Rescuing or ensuring the safety of trapped workers (D) Signup and view all the answers

What is a key requirement for mine rescue team members?

Good physical fitness and mental soundness (C) Signup and view all the answers

What is a primary goal of mine rescue training?

To prepare for emergency response scenarios (B) Signup and view all the answers

What can acetylene do to a sensor?

Mask the presence of sulphur dioxide (D) Signup and view all the answers

What is the term for the ability of a sensor to react to its specific gas in a specified time?

Response Time (B) Signup and view all the answers

What is the ratio between the largest and smallest possible signals?

Dynamic Range (D) Signup and view all the answers

What is the term for the lowest quantity or concentration of a substance that the instrument can register?

Limit of Detection (A) Signup and view all the answers

What can electromagnetic fields do to a sensor?

Interfere with its operation (C) Signup and view all the answers

What is the term for the degree to which the measurement of a quantity of a substance matches up with that quantity’s actual value?

Accuracy (A) Signup and view all the answers

What can happen to readings when the quantity or concentration of a substance stays the same?

They fluctuate (A) Signup and view all the answers

What can cause a sensor to react to a gas that is not its target gas?

Cross sensitivity (A) Signup and view all the answers

What is the appropriate breathing apparatus to use when the contaminant concentration is above the IDLH?

Positive-pressure breathing apparatus (A) Signup and view all the answers

In what units are airborne particulate concentrations typically measured?

Milligrams per cubic meter of air (C) Signup and view all the answers

What do Lower and Upper Explosive Limits refer to?

The minimum and maximum concentrations of a gas or vapour in air that will ignite (A) Signup and view all the answers

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

Water (D) Signup and view all the answers

What is the pH of pure water?

7 (A) Signup and view all the answers

What is the range of the pH scale?

14 degrees (B) Signup and view all the answers

What type of substances are corrosive, and increase in severity as they move away from a pH of 7?

Both acidic and basic substances (A) 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?

Relative density (B) Signup and view all the answers