Confined Spaces/ Health and Safety Planning
Site Control
The drawing below represents a hazardous waste site where a toxic drum has spilled. Three areas have been included in the drawing. Identify the areas by zones in the following questions.
Decontamination
100

NIOSH/OSHA defines a confined space as having which 2 characteristics:

a. Not normally occupied by people

b. Being 5 feet or more below ground

c. Having difficult access

d. a & c

d. a & c

100

Area A is? 

a.         Contamination Reduction Zone

b.         Exclusion Zone

c.         Support Zone



b. Exclusion Zone (Hot zone)

100

The use of the "buddy system" is:

a.         Required for work in the Exclusion Zone

b.         Required for work in the Contamination Reduction Zone

c.         Required for work in the Support Zone

a. Required for work in the Exclusion Zone  

200

Over 50% of all workers who die in confined spaces are:

a.         Cleaning a chemical storage tank

b.         Attempting to rescue another worker

c.         Removing an underground storage tank

d.         Monitoring for a hazardous environment

b. Attempting to rescue another worker

200

Area B is?

a.         Contamination Reduction Zone

b.         Exclusion Zone

c.         Support Zone

a. Contamination Reduction Zone

200

When removing level C or B protection the LAST item to be removed is:

a.         The inner gloves
b.         The chemical suit
c.         The respirator face piece
d.         The order does not matter

a. Inner gloves

300

Identify order of priorities when working around hazardous chemicals.

a.         property - environment – life & health

b.         environment - life & health - property

c.         environment - property - life & health

d.         life & health - environment - property

d. life & health - environment - property

300

Area C is?

a.         Contamination Reduction Zone

b.         Exclusion Zone

c.         Support Zone

c. Support zone

300

Decontamination procedures at hazardous waste sites are: 

a.         Required by the Hazardous Waste Regulation (GISI 5192 and 29 CFR 1910.120)

b.         Based on site-specific conditions

c.         Unnecessary when doing Level C work

d.         a  and  b  only

e.         b  and  c  only

d. a and b only

400

Major causes of workplace incidents/accidents include:

a. lack of training

b. poor planning

c. lack of procedures

d. all of the above

e. bad luck

d. all of the above

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