Asbestos Contractor/Supervisor Training/ 94
Q&A/ 2024-2025.
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)
Page 1 of 12
, 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.
Page 2 of 12
Q&A/ 2024-2025.
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)
Page 1 of 12
, 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.
Page 2 of 12
