Questions & Verified Answers,Plus
Rationales
Asbestos is what type of material? - CORRECT ANSWER-Naturally occurring fibrous silicate
material
Asbestos health problems are caused mainly by: - CORRECT ANSWER-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 ANSWER-50
Which asbestos related disease is always terminal, not related to smoking and caused more by
the smallest fibers? - CORRECT ANSWER-mesothelioma
A half-face, negative pressure, HEPA cartridge respirator has a protection factor of 10. This
means: - CORRECT ANSWER-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
ANSWER-Breathing Zone
The term HEPA means: - CORRECT ANSWER-High Efficiency Particulate Air (absolute)
What type of vacuum should be used for picking up Asbestos debris? - CORRECT ANSWER-HEPA
, Which respirator is the minimum level of approved respiratory protection for asbestos
abatement? - CORRECT ANSWER-Half face negative pressure Respirator
Which type of Asbestos "wet" with water easiest? - CORRECT ANSWER-Anthophyllite
Which individual, if properly certified, would have access to an asbestos site in a building? -
CORRECT ANSWER-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 ANSWER-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 ANSWER-96 ft2
According to OSHA regulation 29 CFR 1926.1101, how often is a medical exam given to an
asbestos abatement worker? - CORRECT ANSWER-At new hire and yearly
Which of the following make-up an OSHA Medical Evaluation? - CORRECT ANSWER-a.
Pulmonary function test (b) Medical history questionnaire (c) Cardiac evaluation
The current OSHA permissible exposure limit (PEL) is: - CORRECT ANSWER-0.1 fiber/cc
NYS Code Rule 56 final clearance air quality standard is: - CORRECT ANSWER-<0.01 fiber/cc or
background level, whichever is greater
Asbestos was used in which of the following materials? - CORRECT ANSWER-a. Insulation (b) Fire
proofing (c) Acoustical tiles