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Asbestos Contractor-Supervisor Training Exam Questions and Answers $11.49   Add to cart

Exam (elaborations)

Asbestos Contractor-Supervisor Training Exam Questions and Answers

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  • Course
  • Asbestos
  • Institution
  • Asbestos

Asbestos Contractor-Supervisor Training Exam Questions and Answers

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  • September 12, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Asbestos
  • Asbestos
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millyphilip
Asbestos Contractor-Supervisor
Training Exam Questions and Answers
Chrysotile - Answer -The only asbestos mineral found in the serpentine group and the
most common in the USA at 90-95%. "White Asbestos"

Amosite - Answer -Second most likely found asbestos. "Brown Asbestos" 5-10%

Crocidolite - Answer -"Blue Asbestos" 1-5%

Actinolite - Answer -Can be in vermiculite (often associated with Tremolite) no current
production.

Tremolite - Answer -Can be in Vermiculite. Some current production in India.

Anthophylite - Answer -Rare. No current production.

Serpentine - Answer -Long-wavy structure

Amphibole - Answer -Short; rigid structure; most hazardous

Friable ACM - Answer -can be crumbled, pulverized, or reduced to powder by hand. >
1% ACM

Non-friable ACM - Answer -cannot be pulverized by hand. > 1% ACM

Three categories of ACM in buildings: (according to EPA) - Answer -Surfacing Materials
(sprayed or troweled)
Thermal System Insulation (TSI)
Miscellaneous (ceiling tile, drywall, floor tiles)

What is the typical latency period for asbestosis? - Answer -10-20 years

What part of the lungs does asbestosis affect? - Answer -the alveoli

What is the typical latency period for Mesothelioma? - Answer -30-40 years

What part of the lungs does Mesothelioma affect? - Answer -affects the mesothermic
layer of the lungs

, What is the typical latency period for lung cancer? - Answer -20-30 years.

PACM - Answer -Presumed Asbestos Containing Material

OSHA categories: (High-> low risk) - Answer -Class I: TSI/ surfacing material ACM.
Class II: Miscellaneous.
Class III: Operation and Maintenance.
Class IV: Clean- up

NESHAP - Answer -National Emission Standards for Hazardous Air Pollutants

AHERA - Answer -Asbestos Hazard Emergency Response Act

(specifically pertaining to SCHOOLS)

When must you notify NESHAP of an asbestos related job? - Answer -Any project over
160 SF/260LF of RACM

What is the Permissible Exposure Limit in the US. - Answer -PEL is required to be <0.1
f/cc.

What are the two types of fit-tests? - Answer -Qualitative: Less comprehensive. With
irritants.
Quantitative: More comprehensive. With pressurization levels.

How many layers of polyethylene must line the walls, ceilings, and floors? - Answer -2
layers of 6 mil.

What must be done to the HVAC during an asbestos abatement project? - Answer -1)
Turned off
2) Sealed
3) Control panel sealed, labeled and locked

NESHAP classifications are: - Answer -Demolition- Removing 1+ load-bearing member
Renovation- Altering facility w/o removing 1 load- bearing member
Category I NF- "resilient flooring, asphalt roofing, gaskets, or packings."
Category II NF- any non-friable not ""
RACM- basically any currently or will become friable material.

RACM - Answer -basically any currently or will become friable material.

What are the four broad categories of respirators? - Answer -1) Air-purifying
2) Supplied-air
3) Self-contained breathing apparatus (SCBA)
4) Combination

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