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CSST Exam Study Prep Latest Update -

Exam (elaborations) Dec 14, 2025 ★★★★★ (5.0/5)
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CSST Exam Study Prep Latest Update - Actual Exam from Credible Source with 165 Questions and 100% Verified Detailed Correct Answers Guaranteed

A contractor is going to remove floor tile and mastic from a large single room. The dimensions of the room is 50' wide, 100' long, and 20' high. They intend to use negative air machines that can pull 2000 cubic feet per minute (cfm).What is the quantity of floor tile and mastic to be removed?What is the volume of air in the room?How many negative air machines will they need to use to get a minimum of 4 air

changes per hour (ACH)? - CORRECT ANSWER: They are removing 5,000 square feet

of floor tile and 5,000 square feet of floor tile mastic.There is 100,000 cubic feet of air in the room.Assuming there is good air circulation in the room and the negative air machines really are pulling 2000 cfm, they will need a minimum of 4 negative air machines to get 4 air changes an hour.

According to 40 CFR 763 what is the definition of an asbestos fiber? - CORRECT ANSWER: A structure greater than or equal to 0.5 microns in length with an aspect ratio

of 5:1 or greater and having substantially parallel sides.

According to 8 CCR 5144 your employer is required to establish and retain written records pertaining to what? - CORRECT ANSWER: Your medical evaluations, fit tests, and the respiratory protection program.

According to AHERA, are bulk samples required to be collected of TSI that appears to

be fiberglass, foam glass, rubber, or other non-ACBM? - CORRECT ANSWER: No, as

long as an accredited inspector has made the determination that they are non-ACBM.

  • / 3

According to AHERA, how many samples should you collect of 600 square feet of a

miscellaneous material? - CORRECT ANSWER: In a manner sufficient to determine

according to AHERA.

According to AHERA, what information is required to be reported to the representative of the local education agency within 30 days of an inspection? - CORRECT ANSWER:

  • Inspection report with the date of the inspection signed by each accredtied person
  • maing the inspectin, state of accreditation, and if applicable, his/her accreditation number.

    2.An inventory of the locations of the homogeneous areas where samples are collected, exact locations, dates, and areas of assumed ACMs.

  • Methodology for collection of the samples
  • List of materials and their type (TSI, surfacing or misc.)
  • Assessments of friable materials

According to CalOSHA how often should you have a chest roentgenogram (X-ray) - CORRECT ANSWER: Years since first occupational exposure: 0-10 years - Once every three years if under 40 years old. Annually if 40 years old or over.10+ years - Annually

According to NESHAP what is a 'visible emission'? - CORRECT ANSWER: Means any

emissions which are visually detectable without the aid of instruments, coming from RACM or asbestos-containing waste material. This does not include condensed, uncombined water vapor.

According to NESHAP, what does 'adequately wet' mean? - CORRECT ANSWER:

Means sufficiently mix or penetrate with liquid to prevent the release of particulates. if visible emissions are observed coming from the asbestos-containing material, then that material has not been adequately wetted. However, the absence of visible emissions is not sufficient evidence of being adequately wet.

According to NESHAP, what is the definition of 'demolition'? - CORRECT ANSWER:

means the wrecking or taking out of any load-supporting structural member of a facility 2 / 3

together with any related handling operations or the intentional burning of any facility.(So, demolition doesn't necessarily mean a building is coming down. It could just be a load-bearing wall inside a building. The removal of a non-load bearing wall inside a facility would not be demolition, according to the regulation.)

According to NIOSH Method 7400, what is the definition of a fiber? - CORRECT ANSWER: Greater than five microns in length with a length to width ratio equal to or

greater than 3:1.

According to the California Business and Professions Code no person may contract to provide professional health and safety services related to asbestos-containing material

unless what? - CORRECT ANSWER: They must be a CAC or CSST working under the

direction of a CAC that has been certified by DOSH.

According to the California Business and Professions Code when can a contractor collect bulk samples, but not need to be a CAC or CSST to do it? - CORRECT

ANSWER: When a contractor or registered asbestos abatement contractor takes no

more than 12 bulk samples of suspected asbestos-containing material that is required to be removed, repaired, or disturbed as part of a construction project in a residential

dwelling solely for any of the following purposes:

  • Bid preparation for asbestos abatement
  • Evaluating exposure to its own employees during construction or abatement; or
  • Determining for its own purposes of for the purpose of communicating whether or not
  • a contract for asbestos abatement has been satisfactorily completed.

AHERA determines the minimum number of samples of surfacing material that must be collected in a statistically random manner to determine it does not contain asbestos

based on square footage. What are they? - CORRECT ANSWER: For less than 1000

sq. ft. collect a minimum of 3 Between 1000 and 5000 sq. ft. collect a min. of 5 For greater than 5000 sq. ft. collect a min. of 7

An asbestos inspection is considered what class of work? - CORRECT ANSWER: Class III

  • / 3

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Category: Exam (elaborations)
Added: Dec 14, 2025
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CSST Exam Study Prep Latest Update - Actual Exam from Credible Source with 165 Questions and 100% Verified Detailed Correct Answers Guaranteed A contractor is going to remove floor tile and mastic ...

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