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Confined Space Awareness Test|84 Complete Q’s and A’s
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Confined Space Awareness Test|84Complete Q’s and A’s
1. Which of the following is included but not limited to confided spaces?
A) Vessels
B) Tanks
C) Vaults
D) Trenches
E) All the Above - -E) All the above
-How many times per year are rescue exercises conducted? - -At least once
-Many workers are injured and killed each year while working in confined
spaces. An estimated ______ of the fatalities have been among the would-be
rescuers. - -60%
-Studies reveal that every year approximately ______ preventable deaths
occur in confined spaces. - -67
-A space that meets the definition of a confined space and contains other
recognized serious safety and health hazards is what?
A) a confined space
B) a permit-required confined space
C) a non-permit-required confined space
D) not a confined space - -B) a permit-required confined space
-Entering a permit space can prove fatal for an employee when the O2 level
is below ______ and above _______ - -Below 19.5% and Above 23.5%
-T/F: If oxygen level is above 23.5% by volume the environment becomes
unstable and prone to flash fires or explosion - -True
-T/F: If oxygen level is below 16% by volume the environment becomes
unstable and prone to flash fires or explosion - -True
-What is the correct order of atmospheric testing?
A) flammables, toxics, oxygen, other
B) toxics, oxygen, flammables, other
C) oxygen, toxics, flammables, other
D) oxygen, flammables, toxics, other - -D) oxygen, flammables, toxics, other
-Atmospheres that contain a flammable component above ______ % of its
Lower Explosive Limit are considered hazardous for confined space entry?
, A) 5%
B) 10%
C) 20%
D) 30% - -B) 10%
-Which cause of death claims the highest percentage in confined spaces?
A) Engulfment
B) Heat stress/exposure
C) Hazardous atmospheres
D) Struck by falling objects - -C) Hazardous atmospheres
-Cause of death % from hazardous atmospheres - -65%
-Cause of death % from engulfment - -13%
-Cause of death % from struck by falling objects - -7%
-Cause of death % from heat stress/exposure - -6%
-Cause of death % from other - -4%
-T/F: Confined spaces are large enough and so configured that an employee
can bodily enter and perform assigned work - -True
-T/F: Confined spaces have limited or restricted means for entry or exit - -
True
-T/F: Confined spaces are designed for continuous employee occupancy - -
False- not designed for continuous employee occupancy
-T/F: Permit required confined spaces contain or have the potential to
contain a hazardous atmosphere - -True
-T/F: Permit required confined spaces contain a material that has the
potential for engulfing an entrant - -True
-T/F: Permit required confined spaces have an internal configuration such
that an entrant could be trapped or asphyxiated by inwardly converging
walls, or a floor which slopes and tapers to a smaller cross section - -True
-T/F: Permit required confined spaces contain any other recognized serious
safety or health hazard - -True
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