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Asbestos communication of hazards, training and housekeeping practice questions

20 free practice questions from 29 CFR 1926.1101(k) and (l). Each answer is explained and linked to the rule it comes from.

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Asbestos communication of hazards, training and housekeeping

20 questions across 8 topics. After each answer you see why it is right, with a link to the official source.

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Presumed asbestos and hazard communication

  1. 1. Under 1926.1101(k)(1)(ii), into which existing employer program must asbestos be included?

    • A. The program established to comply with the Hazard Communication Standard (HCS) (§ 1910.1200)
    • B. The employer's fall protection plan
    • C. The building owner's fire evacuation plan
    • D. The employer's lockout/tagout program
    Show answer

    Answer: A. The program established to comply with the Hazard Communication Standard (HCS) (§ 1910.1200)

    The rule says "The employer shall include asbestos in the program established to comply with the Hazard Communication Standard (HCS) (§ 1910.1200)."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  2. 2. A building owner's own records show that a duct sealant, which is not TSI or surfacing material, is asbestos-containing. What does 1926.1101(k)(1)(i) say about such a material?

    • A. It may be treated as non-asbestos because only TSI and surfacing material are presumed
    • B. It is treated as asbestos-containing only if it is friable
    • C. It must be treated as asbestos-containing
    • D. It is treated as asbestos-containing only after a tenant asks
    Show answer

    Answer: C. It must be treated as asbestos-containing

    "If the employer/building owner has actual knowledge, or should have known through the exercise of due diligence, that other materials are asbestos-containing, they too must be treated as such."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  3. 3. When owners and employers communicate information to employees under the asbestos standard, how must they identify PACM?

    • A. As "suspect material" until a laboratory reports
    • B. As ACM
    • C. As non-asbestos until tested
    • D. As Class IV material
    Show answer

    Answer: B. As ACM

    The rule says "When communicating information to employees pursuant to this standard, owners and employers shall identify “PACM” as ACM."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

Owner and employer notification

  1. 4. Under 1926.1101(k)(2)(i), what must building and facility owners determine about ACM and/or PACM at the work site before work subject to the standard is begun?

    • A. The manufacturer and installation date of each material
    • B. The airborne fiber concentration in each room
    • C. The disposal site for the material
    • D. The presence, location, and quantity of ACM and/or PACM
    Show answer

    Answer: D. The presence, location, and quantity of ACM and/or PACM

    "Before work subject to this standard is begun, building and facility owners shall determine the presence, location, and quantity of ACM and/or PACM at the work site pursuant to paragraph (k)(1)(i) of this section."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  2. 5. Under 1926.1101(k)(3)(iii), what must the employer whose employees performed the work tell the building/facility owner and employers of employees who will be working in the area within 10 days of completing the work?

    • A. The names of every employee who worked in the area
    • B. The current location and quantity of PACM and/or ACM remaining in the area and final monitoring results, if any
    • C. The total cost of the work
    • D. Each employee's medical examination results
    Show answer

    Answer: B. The current location and quantity of PACM and/or ACM remaining in the area and final monitoring results, if any

    The employer "shall inform the building/facility owner and employers of employees who will be working in the area of the current location and quantity of PACM and/or ACM remaining in the area and final monitoring results, if any."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  3. 6. During a renovation, a drywall subcontractor's crew finds PACM that was not in the owner's notice. Under 1926.1101(k)(4), to whom must the subcontractor convey the presence, location and quantity of this newly discovered PACM?

    • A. To the owner and to other employers of employees working at the work site
    • B. Only to its own crew foreman
    • C. Only to the local fire department
    • D. Only to the laboratory that will analyze a sample
    Show answer

    Answer: A. To the owner and to other employers of employees working at the work site

    All employers who discover ACM and/or PACM "shall convey information concerning the presence, location and quantity of such newly discovered ACM and/or PACM to the owner and to other employers of employees working at the work site".

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

Showing that PACM is not asbestos

  1. 7. Under 1926.1101(k)(5)(ii)(A), what completed inspection may an employer or owner use to demonstrate that PACM does not contain more than 1% asbestos?

    • A. A visual walk-through by the employer's competent person
    • B. A fire-safety inspection by the local fire marshal
    • C. An inspection by the building's insurance carrier
    • D. An inspection conducted pursuant to the requirements of AHERA (40 CFR part 763, subpart E) which demonstrates that the material is not ACM
    Show answer

    Answer: D. An inspection conducted pursuant to the requirements of AHERA (40 CFR part 763, subpart E) which demonstrates that the material is not ACM

    One of the options is "Having a completed inspection conducted pursuant to the requirements of AHERA (40 CFR part 763, subpart E) which demonstrates that the material is not ACM".

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  2. 8. A building owner demonstrates that a material presumed to be PACM does not contain asbestos. What does 1926.1101(k)(5)(i) require for the information, data and analysis supporting that determination?

    • A. It shall be posted at the entrance to the area
    • B. It shall be sent to the tenants within 10 days
    • C. It shall be retained pursuant to paragraph (n)
    • D. It shall be kept only until the work is finished
    Show answer

    Answer: C. It shall be retained pursuant to paragraph (n)

    "However, in all such cases, the information, data and analysis supporting the determination that PACM does not contain asbestos, shall be retained pursuant to paragraph (n) of this section."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

Signs

  1. 9. Under 1926.1101(k)(6), where must the building owner post signs that identify the ACM and/or PACM present, its location, and work practices that will ensure it is not disturbed?

    • A. At the entrance to mechanical rooms/areas that employees reasonably can be expected to enter and that contain ACM and/or PACM
    • B. At each elevator lobby on every floor
    • C. At the property line facing the street
    • D. Only in the building owner's office
    Show answer

    Answer: A. At the entrance to mechanical rooms/areas that employees reasonably can be expected to enter and that contain ACM and/or PACM

    "At the entrance to mechanical rooms/areas in which employees reasonably can be expected to enter and which contain ACM and/or PACM, the building owner shall post signs which identify the material which is present, its location, and appropriate work practices" that will ensure it is not disturbed.

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  2. 10. How does 1926.1101(k)(7)(i) set the distance at which regulated-area warning signs are posted?

    • A. Exactly 10 feet from the regulated area
    • B. Far enough that an employee may read the signs and take necessary protective steps before entering the marked area
    • C. Directly on the regulated area barrier
    • D. At the entrance to the building only
    Show answer

    Answer: B. Far enough that an employee may read the signs and take necessary protective steps before entering the marked area

    "Signs shall be posted at such a distance from such a location that an employee may read the signs and take necessary protective steps before entering the area marked by the signs."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

Labels

  1. 11. A product contains asbestos fibers modified by a binder. Under 1926.1101(k)(8)(vi)(A), what must the manufacturer be able to demonstrate for the bonded-fiber exception to the label provisions of (k)(8)(i) through (iii) to apply?

    • A. That the product was made before 1980
    • B. That the product is sold only to accredited contractors
    • C. That the product carries the manufacturer's name and logo
    • D. That during any reasonably foreseeable use, handling, storage, disposal, processing, or transportation, no airborne concentrations of asbestos fibers in excess of the PEL and/or excursion limit will be released
    Show answer

    Answer: D. That during any reasonably foreseeable use, handling, storage, disposal, processing, or transportation, no airborne concentrations of asbestos fibers in excess of the PEL and/or excursion limit will be released

    The label provisions do not apply where "Asbestos fibers have been modified by a bonding agent, coating, binder, or other material, provided that the manufacturer can demonstrate that, during any reasonably foreseeable use, handling, storage, disposal, processing, or transportation, no airborne concentrations of asbestos fibers in excess of the permissible exposure limit and/or excursion limit will be released".

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  2. 12. A building owner's signs at a mechanical room entrance, posted under (k)(6), contain all the information required for labelling. What does 1926.1101(k)(8)(vii) allow?

    • A. The signs replace labels only after OSHA approves them
    • B. Labels must still be fixed to every pipe in the room
    • C. The signs may be posted in lieu of labels
    • D. The signs must be replaced with labels within 30 days
    Show answer

    Answer: C. The signs may be posted in lieu of labels

    "Signs required by paragraph (k)(6) of this section may be posted in lieu of labels so long as they contain information required for labelling."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

Who is trained and training by class

  1. 13. Under 1926.1101(k)(9)(i), on what terms must the employer train each employee who performs Class I through IV asbestos operations?

    • A. At no cost to the employee, through a training program in which the employer ensures employee participation
    • B. At the employee's own expense, with attendance left to the employee
    • C. Only if the employee asks for training in writing
    • D. At the employee's expense, refunded after one year of service
    Show answer

    Answer: A. At no cost to the employee, through a training program in which the employer ensures employee participation

    "Such training shall be conducted at no cost to the employee. The employer shall institute a training program and ensure employee participation in the program."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  2. 14. Under 1926.1101(k)(9)(vi), besides being consistent with EPA's training requirements for school maintenance and custodial staff, what must the training course for Class IV employees include?

    • A. Instruction in writing a school asbestos management plan
    • B. Instruction in analyzing bulk samples under a microscope
    • C. Available information concerning the locations of TSI and surfacing ACM/PACM and asbestos-containing flooring material, and instruction in recognition of damage, deterioration, and delamination
    • D. Instruction in calibrating air sampling pumps
    Show answer

    Answer: C. Available information concerning the locations of TSI and surfacing ACM/PACM and asbestos-containing flooring material, and instruction in recognition of damage, deterioration, and delamination

    "Such a course shall include available information concerning the locations of thermal system insulation and surfacing ACM/PACM, and asbestos-containing flooring material, or flooring material where the absence of asbestos has not yet been certified; and instruction in recognition of damage, deterioration, and delamination of asbestos containing building materials."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  3. 15. An employee does Class II work removing both asbestos containing roofing materials and flooring materials. What training does 1926.1101(k)(9)(iv)(B) require?

    • A. Training only for the category the employee works with most
    • B. Training only for roofing, since it is listed first
    • C. One combined lecture with no category-specific work practices
    • D. Training in the work practices applicable to each category of material removed and each removal method used
    Show answer

    Answer: D. Training in the work practices applicable to each category of material removed and each removal method used

    The employee "shall receive training in the work practices applicable to each category of material that the employee removes and each removal method that the employee uses."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

Training content and materials

  1. 16. Under 1926.1101(k)(9)(viii), what must each trained employee be informed of about signs and labels?

    • A. The requirements for posting signs and affixing labels and the meaning of the required legends
    • B. The name of the company that printed the signs
    • C. How to order replacement labels
    • D. Only the color scheme of the signs
    Show answer

    Answer: A. The requirements for posting signs and affixing labels and the meaning of the required legends

    Each employee must be informed of "The requirements for posting signs and affixing labels and the meaning of the required legends for such signs and labels."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  2. 17. Under 1926.1101(k)(10)(i), what must the employer make readily available to affected employees without cost?

    • A. Copies of the employer's insurance policies
    • B. Written materials relating to the employee training program, including a copy of the regulation
    • C. The building's construction drawings
    • D. Purchase receipts for respirators
    Show answer

    Answer: B. Written materials relating to the employee training program, including a copy of the regulation

    "The employer shall make readily available to affected employees without cost, written materials relating to the employee training program, including a copy of this regulation."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

Housekeeping

  1. 18. Under 1926.1101(l)(1), how must HEPA filtered vacuuming equipment be used and emptied?

    • A. In any manner, as long as a HEPA filter is fitted
    • B. Only by the competent person, in any manner
    • C. In a manner that minimizes the reentry of asbestos into the workplace
    • D. By emptying it into an open floor drain
    Show answer

    Answer: C. In a manner that minimizes the reentry of asbestos into the workplace

    "Where vacuuming methods are selected, HEPA filtered vacuuming equipment must be used. The equipment shall be used and emptied in a manner that minimizes the reentry of asbestos into the workplace."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  2. 19. A custodian finds waste, debris and dust in a mechanical room that contains accessible thermal system insulation ACM. Under 1926.1101(l)(4)(ii), what must happen to it?

    • A. It is left in place until the next annual training
    • B. It shall be promptly cleaned up and disposed of in leak tight containers
    • C. It is swept dry into a pile for later pickup
    • D. It is blown out of the room with compressed air
    Show answer

    Answer: B. It shall be promptly cleaned up and disposed of in leak tight containers

    Waste and debris and accompanying dust in an area containing accessible thermal system insulation or surfacing ACM/PACM "Shall be promptly cleaned up and disposed of in leak tight containers", and "Shall not be dusted or swept dry, or vacuumed without using a HEPA filter".

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)

  3. 20. Under 1926.1101(l)(3)(iv), when may burnishing or dry buffing be performed on vinyl or asphalt flooring that has not been shown to be free of asbestos?

    • A. At any time, if the machine runs below 300 rpm
    • B. Only after the floor has been sanded smooth
    • C. Whenever the floor is completely dry
    • D. Only on flooring which has sufficient finish so that the pad cannot contact the flooring material
    Show answer

    Answer: D. Only on flooring which has sufficient finish so that the pad cannot contact the flooring material

    "Burnishing or dry buffing may be performed only on flooring which has sufficient finish so that the pad cannot contact the flooring material."

    Source: eCFR: 29 CFR 1926.1101, Asbestos (as of Nov 4, 2026)