Mine Rescue Flashcards
(608 cards)
How many Provinces does the Mine Rescue manual cover?
4, B.C., Yukon, N.W.T and Nunavut (Foreword)
Who was the BC Chief Inspector at the time of the manual revision?
Al Hoffman (Foreword)
Frequent additional training/instruction should be given_______ to ensure-crew and equipment can respond.
In an irrespirable atmosphere (1-2)
What is the last fundamental principal of mine rescue?
Rehabilitation of the affected work area and salvage of equipment. (1-2)
What 3 things cause the most dangerous occurrences?
Fire, Machinery and Electricity. (1-2)
The Mine Rescue manual was compiled by two people, who?
Mike Barber and Haley Kuppers. (1-3)
Surface team members should use ______ as a secondary means of communication.
Whistle signals. (2-5)
With the standard code of signals, three whistles would signal what?
Distress. (2-5)
Hazard assessment involves identifying and evaluating hazards that may be encountered during the rescue operation. These include:
(2-6)
-Fire
-Hazardous atmosphere (chemicals, toxic gases, oxygen displacement)
-Energy sources
-Physical (structure, traffic, topography)
-Biological
-Environmental
-Evaluate all influencing factors
After a critical incident, when should a critical incident stress debriefing be conducted?
Immediately at the end of an incident. (2-8)
What does CISD stand for?
Critical Incident Stress Debriefing (2-8)
The resonance wave can affect the strength of the ice, potentially resulting in a ?
Blow out or Ice failure. (3-4)
Using Golds formula. How many KGs can an ice thickness of 100mm hold?
400 KG (3-5)
M=4 x h squared
Where M is the mass of the vehicle (kg) and h is the thickness of the ice (cm)
Using Golds formula. How many KGs can an ice thickness of 85cm hold?
28,900KG (3-5)
M=4 x h squared
Where M is the mass of the vehicle (kg) and h is the thickness of the ice (cm)
What does Thermal Stress refer to?
Physiological reaction to adverse temperatures. (3-6)
Hypothermia and water immersion. If the water temperature is 1-5 C, what is the expected survival time?
30-90 minutes. (3-6)
At which core body temperature will violent shivering persist, difficulty speaking, sluggish thinking, amnesia start to appear, gross muscle movements sluggish, unable to use hands, stumble frequently, difficulty speaking, signs of depression and become withdrawn?
33.9C - 32.2C. Moderate Hypothermia (3-6)
In Severe Hypothermia, the bodies core temperature is between?
32.2C-23.9C. (3-6)
Canadian Electrical Code’s Safe Limits of Approach, minimum distance if live power is 150-250kV?
4.5M or 15ft (4-3)
Electricity always seeks the path of least resistance to ground, electrical systems use conductive grounding rods to ensure that any stray current is returned to earth safely. These rods are typically driven how many M(ft)?
2.5M or 8ft (4-3)
17mA-99mA. The probable effect on the human body is?
Extreme pain, respiratory arrest. (4-5)
It is the current________ that kills or injures. But the voltage, which pushes the current through the body, also has an important effect . (4-5)
Amperage
One PPM is the same as? (5-2)
1 metre step in 1,000 kilometers. 1 millilitre per 1,000 litres of liquid . 1 square centimetre in 100 square metres. 1 cent in 10,000 dollars
Threshold Limit Value - Short Term Exposure Limit (TLV-STEL) is the concentration to which workers can be exposed for a short period of time without suffering from? (5-3)
Materially reduce work efficiency and irreversible tissue damage