CSST EXAM LATEST QUESTIONS WITH CORRECT ANSWERS
Respirators in Regulated Areas -Answer- All persons entering a regulated area where employees are required to wear respirators shall be supplied with a respirator selected in accordance with guidelines (pass physical exam)
Prohibited Activities ...
CSST EXAM LATEST 2025-2025
QUESTIONS WITH CORRECT
ANSWERS
Respirators in Regulated Areas -Answer- All persons entering a regulated area where
employees are required to wear respirators shall be supplied with a respirator selected
in accordance with guidelines (pass physical exam)
Prohibited Activities in Regulated Areas -Answer- No eating, drinking, smoking, chewing
tobacco or gum, or applying cosmetics in the regulated area
Competent Person in Regulated Area -Answer- The employer shall ensure that all
asbestos work performed within the regulated area is supervised by a competent
person
Competent Person -Answer- in addition to one who is capable of identifying existing and
predictable hazards in the surroundings or working conditions which are unsanitary,
hazardous, or dangerous to employees, and who has authorization to take prompt
corrective measures to eliminate them, one who is capable of identifying existing
asbestos hazards in the workplace and selecting the appropriate control strategy for
asbestos exposure, who has the authority to take prompt corrective measures to
eliminate them: in addition, for Class I and Class II work who is specially trained in a
training course which meets the criteria of EPA's Model Accreditation Plan (40 CFR part
763) for supervisor, or its equivalent and, for Class III and Class IV work, who is trained
in a manner consistent with EPA requirements for training of local education agency
maintenance and custodial staff as set forth at 40 CFR 763.92 (a)(2).
Fiber -Answer- particulate form or asbestos, 5 micrometers or longer, with a length to
diameter ratio of at least 3 to 1
3, 5, 7 Surfacing Sampling Rule -Answer- 3 samples if the specific material is <1000 sq
ft, 5 samples if the specific material is between 1000-5000 sq ft, 7 samples if the
specific material is >5000 sq ft
NEA -Answer- Negative exposure assessment, completed every 12 months per task
and per shift
Negative Air Machine Formula -Answer- How many machines required for any given
work area volume = (Volume of work area/15)/Capacity of unit where 15 equal four air
exchanges per hour
, Mini Enclosure -Answer- Small containments that are no larger than what two people
could work in. Has to be kept under negative pressure which can be done with a HEPA
vacuum (air changes no longer apply to this type of enclosure)
Bridging Encapsulant -Answer- covers material in a thick skin
Penetrating Encapsulant -Answer- soaks into a material and binds it together
Building Inspector -Answer- Identify + locate + quantify suspect asbestos materials,
collect and have samples analyzed, assess damage/condition of ACBM
Homogeneous Sampling -Answer- Same material, color, type, texture, date of
application
ACBM Levels of Damage -Answer- Good, Damaged, Significantly Damaged
AHERA Functional Space -Answer- Spatially distinct building interior areas where
homogeneous sampling areas are found
TSI Sampling -Answer- 3 samples per homogeneous area, 1 per patched area <6 sq ft,
or 6 lf, elbows in a manner sufficient to determine
Miscellaneous materials sampling -Answer- sampling determined by inspectors
discretion
Medical Exams Required When -Answer- Issued negative pressure air, 30 days or more
working in Class I-III
How long are exam records kept? -Answer- 30 years past employment
Building Occupant Notification Requirements -Answer- Occupants must be notified
annually of the location and volume of asbestos, for an abatement job must notify
people who are immediately adjacent to the work area, must label areas where people
are likely to disturb asbestos, ex: routine maintenance
Reinspection -Answer- Required every 3 years to be conducted by an accredited
person and asbestos management plan must be updated
Damage Categories -Answer- <1% =Good, Localized damage up to 25% = damaged,
distributed up to 10% = damaged, localized >25% = significantly damaged, distributed
>10% = significantly damaged
AHERA Inspection -Answer- targeted collection of samples from suspect building
materials
NESHAP Inspection -Answer- comprehensive collection of samples
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