ASBESTOS SUPERVISOR INITIAL EXAM
WITH CORRECT ANSWERS 2025
Asbestos is what type of material? correct answers Naturally occurring
fibrous silicate material
Asbestos health problems are caused mainly by: correct answers Inhalation
of asbestos fibers into the lower lung area
Smokers who work with asbestos are times more likely to develop lung
cancer over a non-smoking, non-asbestos worker. correct answers 50
Which asbestos related disease is always terminal, not related to smoking
and caused more by the smallest fibers? correct answers mesothelioma
A half-face, negative pressure, HEPA cartridge respirator has a protection
factor of 10. This means: correct answers The mask will protect the worker
up to 10 times the OSHA PEL
Per OSHA 29 CFR 1926.1101 determination of employee exposure shall be
made from
samples that are representative of the 8 hour TWA of each
employee. correct answers Breathing Zone
The term HEPA means: correct answers High Efficiency Particulate Air
(absolute)
What type of vacuum should be used for picking up Asbestos debris?
correct answers HEPA
Which respirator is the minimum level of approved respiratory protection
for asbestos abatement? correct answers Half face negative pressure
Respirator
Which type of Asbestos "wet" with water easiest? correct answers
Anthophyllite
Which individual, if properly certified, would have access to an
asbestos site in a building? correct answers a. Project monitor (b)
building representative
(c) contractor representative
How often should a positive/negative pressure face seal be conducted on
a negative pressure respirator? correct answers Daily
According to ICR 56, how large does the clean room of the
decontamination unit have to be if there are 17 workers on the project?
correct answers 96 ft2
, According to OSHA regulation 29 CFR 1926.1101, how often is a medical
exam given to an asbestos abatement worker? correct answers At new hire
and yearly
Which of the following make-up an OSHA Medical Evaluation? correct
answers a. Pulmonary function test (b) Medical history questionnaire (c)
Cardiac evaluation
The current OSHA permissible exposure limit (PEL) is: correct answers
0.1 fiber/cc
NYS Code Rule 56 final clearance air quality standard is: correct answers
<0.01 fiber/cc or background level, whichever is greater
Asbestos was used in which of the following materials? correct answers a.
Insulation (b) Fire proofing (c) Acoustical tiles
The disease caused by the inhalation of asbestos fibers that causes scarring
of the lung tissue and reduces the lung capacity? correct answers a.
Asbestosis (b) Mesothelioma
(c) Colitis
An agent added to water to improve wetting and penetration into asbestos-
containing materials and which helps keep asbestos out of the air is a:
correct answers Surfactant
What is the EPA definition of friable asbestos containing materials? correct
answers An asbestos containing material that can be crumbled or crushed
by hand pressure
A form of highly friable asbestos is: correct answers Sprayed-on fire proofing
What practice(s) does OSHA ban in a regulated work area? correct answers
a. Eating
(b) Smoking (c) applying cosmetics inside the abatement work area
The Federal agency responsible for the enforcement of non-
governmental worker protection regulations is: correct answers
Occupational Health and Safety Administration (OSHA)
Respirators used for asbestos removal should be approved by what
agency? correct answers National Institute of Occupation Safety and
Health (NIOSH)
During removal of air cell steam pipe lagging using a glove bag as a
containment structure, which method best applies? correct answers Cut
along the seam in order to remove lagging
A powered air purifying respirator (PAPR) correct answers Draws air from
within the work area across HEPA filters and supplied a face mask with
positive pressure by battery
WITH CORRECT ANSWERS 2025
Asbestos is what type of material? correct answers Naturally occurring
fibrous silicate material
Asbestos health problems are caused mainly by: correct answers Inhalation
of asbestos fibers into the lower lung area
Smokers who work with asbestos are times more likely to develop lung
cancer over a non-smoking, non-asbestos worker. correct answers 50
Which asbestos related disease is always terminal, not related to smoking
and caused more by the smallest fibers? correct answers mesothelioma
A half-face, negative pressure, HEPA cartridge respirator has a protection
factor of 10. This means: correct answers The mask will protect the worker
up to 10 times the OSHA PEL
Per OSHA 29 CFR 1926.1101 determination of employee exposure shall be
made from
samples that are representative of the 8 hour TWA of each
employee. correct answers Breathing Zone
The term HEPA means: correct answers High Efficiency Particulate Air
(absolute)
What type of vacuum should be used for picking up Asbestos debris?
correct answers HEPA
Which respirator is the minimum level of approved respiratory protection
for asbestos abatement? correct answers Half face negative pressure
Respirator
Which type of Asbestos "wet" with water easiest? correct answers
Anthophyllite
Which individual, if properly certified, would have access to an
asbestos site in a building? correct answers a. Project monitor (b)
building representative
(c) contractor representative
How often should a positive/negative pressure face seal be conducted on
a negative pressure respirator? correct answers Daily
According to ICR 56, how large does the clean room of the
decontamination unit have to be if there are 17 workers on the project?
correct answers 96 ft2
, According to OSHA regulation 29 CFR 1926.1101, how often is a medical
exam given to an asbestos abatement worker? correct answers At new hire
and yearly
Which of the following make-up an OSHA Medical Evaluation? correct
answers a. Pulmonary function test (b) Medical history questionnaire (c)
Cardiac evaluation
The current OSHA permissible exposure limit (PEL) is: correct answers
0.1 fiber/cc
NYS Code Rule 56 final clearance air quality standard is: correct answers
<0.01 fiber/cc or background level, whichever is greater
Asbestos was used in which of the following materials? correct answers a.
Insulation (b) Fire proofing (c) Acoustical tiles
The disease caused by the inhalation of asbestos fibers that causes scarring
of the lung tissue and reduces the lung capacity? correct answers a.
Asbestosis (b) Mesothelioma
(c) Colitis
An agent added to water to improve wetting and penetration into asbestos-
containing materials and which helps keep asbestos out of the air is a:
correct answers Surfactant
What is the EPA definition of friable asbestos containing materials? correct
answers An asbestos containing material that can be crumbled or crushed
by hand pressure
A form of highly friable asbestos is: correct answers Sprayed-on fire proofing
What practice(s) does OSHA ban in a regulated work area? correct answers
a. Eating
(b) Smoking (c) applying cosmetics inside the abatement work area
The Federal agency responsible for the enforcement of non-
governmental worker protection regulations is: correct answers
Occupational Health and Safety Administration (OSHA)
Respirators used for asbestos removal should be approved by what
agency? correct answers National Institute of Occupation Safety and
Health (NIOSH)
During removal of air cell steam pipe lagging using a glove bag as a
containment structure, which method best applies? correct answers Cut
along the seam in order to remove lagging
A powered air purifying respirator (PAPR) correct answers Draws air from
within the work area across HEPA filters and supplied a face mask with
positive pressure by battery
