Asbestos Contractor/Supervisor Examination
2023/2024
Asbestos is a generic name for a group of minerals that form __________ Answer - Fibers
The following are parts of a protective clothing ensemble Answer - Hood, booties, coveralls
Which of the following operations would be considered to be an OSHA Class II job? Answer - Removal of
5 feet of pipe insulation in order to fix a leak in the pipe
Make-up air for a negative pressure enclosure usually comes from Answer - Holes cut in the
polyethylene next to the machines
All asbestos waste must be Answer - Sealed, labeled containers or wraps
Asbestos enters the body via Answer - Inhalation
Free standing mobile scaffolding that is 16 feet high are required to have LOCKABLE WHEELS, NOT TO BE
LESS THAN 4 FEET WIDE, BE INSPECTED BY A COMPETENT PERSON, and must have what? Answer -
Guard rails
A final visual inspection is used to determine which one of the final steps of an abatement project?
Answer - The removal of all specified asbestos-containing materials
How much greater is the incidence of lung cancer in asbestos workers who smoke than in non-asbestos
workers who do not smoke? Answer - 50-90 times
Which of the following records must be kept for a minimum of 30 years? Answer - Personal air
monitoring
, AHERA regulations allow PCM to be used as a method of analysis for: Answer - Any job where the
amount of friable ACM being removed is less than 260 linear feet or 160 square feet
When removing asbestos-containing materials, which of the following is most difficult to control?
Answer - Visible emissions
What federal agency regulates asbestos in the manufacturing sector through 29CFR 1910.1001 and in
the construction industry through 29 CFR 1926.1101? Answer - OSHA
When constructing a negative pressure containment for abatement, common practice is to place
polyethylene sheeting on the walls and floors consisting of Answer - 2 layers of 4 mil on the walls and 2
layers of 6 mil on the floors
The following personal hygiene practice could reduce the chances of asbestos exposure Answer - HEPA
vacuuming protective clothing before leaving the work area
The medical surveillance program is in a written document designed to assess and monitor workers'
health and fitness prior to employment and ____________ Answer - On an annual basis
When conducting detail cleaning of asbestos-containing materials using scrubbers, the work should
proceed Answer - Towards the decontamination area
Which is the preferred method of reducing employee exposure to asbestos? Answer - PPE (Personal
Protective Equipment)
Amended water is made by adding a _______________________ to regular tap water Answer -
Surfactant
If a contractor failed to follow an EPA or OSHA regulation, the contractor would in immediate violation of
Answer - Statutory Law and Common Law
2023/2024
Asbestos is a generic name for a group of minerals that form __________ Answer - Fibers
The following are parts of a protective clothing ensemble Answer - Hood, booties, coveralls
Which of the following operations would be considered to be an OSHA Class II job? Answer - Removal of
5 feet of pipe insulation in order to fix a leak in the pipe
Make-up air for a negative pressure enclosure usually comes from Answer - Holes cut in the
polyethylene next to the machines
All asbestos waste must be Answer - Sealed, labeled containers or wraps
Asbestos enters the body via Answer - Inhalation
Free standing mobile scaffolding that is 16 feet high are required to have LOCKABLE WHEELS, NOT TO BE
LESS THAN 4 FEET WIDE, BE INSPECTED BY A COMPETENT PERSON, and must have what? Answer -
Guard rails
A final visual inspection is used to determine which one of the final steps of an abatement project?
Answer - The removal of all specified asbestos-containing materials
How much greater is the incidence of lung cancer in asbestos workers who smoke than in non-asbestos
workers who do not smoke? Answer - 50-90 times
Which of the following records must be kept for a minimum of 30 years? Answer - Personal air
monitoring
, AHERA regulations allow PCM to be used as a method of analysis for: Answer - Any job where the
amount of friable ACM being removed is less than 260 linear feet or 160 square feet
When removing asbestos-containing materials, which of the following is most difficult to control?
Answer - Visible emissions
What federal agency regulates asbestos in the manufacturing sector through 29CFR 1910.1001 and in
the construction industry through 29 CFR 1926.1101? Answer - OSHA
When constructing a negative pressure containment for abatement, common practice is to place
polyethylene sheeting on the walls and floors consisting of Answer - 2 layers of 4 mil on the walls and 2
layers of 6 mil on the floors
The following personal hygiene practice could reduce the chances of asbestos exposure Answer - HEPA
vacuuming protective clothing before leaving the work area
The medical surveillance program is in a written document designed to assess and monitor workers'
health and fitness prior to employment and ____________ Answer - On an annual basis
When conducting detail cleaning of asbestos-containing materials using scrubbers, the work should
proceed Answer - Towards the decontamination area
Which is the preferred method of reducing employee exposure to asbestos? Answer - PPE (Personal
Protective Equipment)
Amended water is made by adding a _______________________ to regular tap water Answer -
Surfactant
If a contractor failed to follow an EPA or OSHA regulation, the contractor would in immediate violation of
Answer - Statutory Law and Common Law
