CCST EXAM /CCST EXAM PREPARATION
/CCST PRACTICE EXAM 2025/2026 WITH
ACTUAL CORRECT QUESTIONS AND
VERIFIED DETAILED ANSWERS
|FREQUENTLY TESTED QUESTIONS AND
SOLUTIONS|ALREADY GRADED
A+|NEWEST|BRAND NEW
VERSION!!|GUARANTEED PASS
1. Which regulation requires viewing ports in containment, a master shut off switch at the entry
door for all negative air units, and fire-retardant poly?
A. SCAQMD Rule 1403
B. EPA / AHERA
C. Cal-OSHA Title 8, 1529
D. None of the above
D. None of the above
2. Which regulation has several appendix sections, one of which consists of non-mandatory
work practices?
A. Cal-OSHA Title 8, 1529
B. EPA ASHARA
C. EPA NESHAP
D. EPA AHERA
A. Cal-OSHA Title 8, 1529
3. From which regulation does the term 'PACM' come from?
A. EPA AHERA
B. EPA NESHAP
C. Cal OSHA, Title 8, CCR 1529
D. Cal OSHA, Title 8, CCR 5144
B. EPA NESHAP
1|Page
,4. From which agency did the term asbestos containing construction material (ACCM) come
from?
A. EPA NESHAP
B. EPA AHERA
C. Fed OSHA CFR 1926, 1101
D. Cal-OSHA Title 8, 1529
D. Cal-OSHA Title 8, 1529
5. From which regulation does the term RACM (Regulated Asbestos Containing Material) come
from?
A. 29CFR,1926.1101
B. AHERA
C. NESHAP
D. Cal-OSHA Title 8, 1529
C. NESHAP
6. What is the Cal OSHA definition of asbestos containing construction material?
A. >.01 % by WT
B. 1% or more by WT
C. > .1% by WT
D. Less than 1% by WT
C. > .1% by WT
7. What is the DTSC (Dept. of Toxic Substances Control) definition of asbestos waste in
California?
A. >.1 % by weight
B. 1 % or more by weight
C. > 1 % by weight
D. None of the above
B. 1 % or more by weight
8. When can an AHERA trained supervisor/competent person, employed by a state licensed
asbestos removal contractor, collect up to 12 bulk samples, according to State of California
regulations?
A. At any time on an asbestos removal project
B. On a residential project after they have taken a building inspector course
C. Only a State of California CAC or CSST may collect samples
D. On a project less than 260 sq. ft. or 160 ln. ft.
2|Page
,B. On a residential project after they have taken a building inspector course
17. SCAQMD Rule 1403 requires an asbestos survey prior to demolition in which type of
structures?
A. All commercial building
B. Buildings with four units or more
C. All facilities
D. Only those with ACBM suspected
C. All facilities
18. Which regulation created the course known as Supervisor?
A. EPA NESHAP
B. Cal-OSHA Title 8, 1529
C. EPA AHERA
D. Fed OSHA CFR 29, 1926. 1101
C. EPA AHERA
19. Cal-OSHA states, for Class II roof removal:
A. A shower must be on the roof
B. Showers are not required
C. A shower must be available and nearby
D. Roofing removal is a Class I activity
B. Showers are not required
20. An initial exposure assessment:
A. Is optional for some Class III work
B. Is optional if all workers wear full face, negative pressure respirators
C. Is optional for some class two work
D. None of the above
D. None of the above
21. Who must wear a personal air monitoring pump in containment?
A. The supervisor
B. At least 33 % of the workforce
C. At least one worker performing differing tasks
D. All of the above
C. At least one worker performing differing tasks
3|Page
, 22. Which of these is considered a Category II non friable material?
A. Asbestos cement pipe
B. Vinyl floor tile
C. Drywall joint compound
D. Asphalt roofing
C. Drywall joint compound
23. Smoke testing of a containment area shall be performed:
A. To check air flow patterns
B. Every shift
C. To check for leaks
D. All of the above
D. All of the above
33. Define SCAQMD Procedure 5:
A. Dry removal
B. Required if there has been an asbestos fiber release
C. A written procedure for unique asbestos work
D. Both B &C
D. Both B & C
24. If a major earthquake occurs during an asbestos removal job:
A. Meet in the clean room
B. Evacuate any way possible and report to corporate office
C. Evacuate and meet at a previously designated area
D. Wet the ACBM and drop to the floor
C. Evacuate and meet at a previously designated area
34. Class III asbestos work:
A. Requires DOSH registration
B. Cannot exceed 100 sq ft
C. Does not require a regulated area
D. None of the above
D. None of the above
35. Which of these is a 'Critical Barrier'?
A. Two layers of plastic on HVAC vents
B. Air locks/flaps on decon doorways
4|Page
/CCST PRACTICE EXAM 2025/2026 WITH
ACTUAL CORRECT QUESTIONS AND
VERIFIED DETAILED ANSWERS
|FREQUENTLY TESTED QUESTIONS AND
SOLUTIONS|ALREADY GRADED
A+|NEWEST|BRAND NEW
VERSION!!|GUARANTEED PASS
1. Which regulation requires viewing ports in containment, a master shut off switch at the entry
door for all negative air units, and fire-retardant poly?
A. SCAQMD Rule 1403
B. EPA / AHERA
C. Cal-OSHA Title 8, 1529
D. None of the above
D. None of the above
2. Which regulation has several appendix sections, one of which consists of non-mandatory
work practices?
A. Cal-OSHA Title 8, 1529
B. EPA ASHARA
C. EPA NESHAP
D. EPA AHERA
A. Cal-OSHA Title 8, 1529
3. From which regulation does the term 'PACM' come from?
A. EPA AHERA
B. EPA NESHAP
C. Cal OSHA, Title 8, CCR 1529
D. Cal OSHA, Title 8, CCR 5144
B. EPA NESHAP
1|Page
,4. From which agency did the term asbestos containing construction material (ACCM) come
from?
A. EPA NESHAP
B. EPA AHERA
C. Fed OSHA CFR 1926, 1101
D. Cal-OSHA Title 8, 1529
D. Cal-OSHA Title 8, 1529
5. From which regulation does the term RACM (Regulated Asbestos Containing Material) come
from?
A. 29CFR,1926.1101
B. AHERA
C. NESHAP
D. Cal-OSHA Title 8, 1529
C. NESHAP
6. What is the Cal OSHA definition of asbestos containing construction material?
A. >.01 % by WT
B. 1% or more by WT
C. > .1% by WT
D. Less than 1% by WT
C. > .1% by WT
7. What is the DTSC (Dept. of Toxic Substances Control) definition of asbestos waste in
California?
A. >.1 % by weight
B. 1 % or more by weight
C. > 1 % by weight
D. None of the above
B. 1 % or more by weight
8. When can an AHERA trained supervisor/competent person, employed by a state licensed
asbestos removal contractor, collect up to 12 bulk samples, according to State of California
regulations?
A. At any time on an asbestos removal project
B. On a residential project after they have taken a building inspector course
C. Only a State of California CAC or CSST may collect samples
D. On a project less than 260 sq. ft. or 160 ln. ft.
2|Page
,B. On a residential project after they have taken a building inspector course
17. SCAQMD Rule 1403 requires an asbestos survey prior to demolition in which type of
structures?
A. All commercial building
B. Buildings with four units or more
C. All facilities
D. Only those with ACBM suspected
C. All facilities
18. Which regulation created the course known as Supervisor?
A. EPA NESHAP
B. Cal-OSHA Title 8, 1529
C. EPA AHERA
D. Fed OSHA CFR 29, 1926. 1101
C. EPA AHERA
19. Cal-OSHA states, for Class II roof removal:
A. A shower must be on the roof
B. Showers are not required
C. A shower must be available and nearby
D. Roofing removal is a Class I activity
B. Showers are not required
20. An initial exposure assessment:
A. Is optional for some Class III work
B. Is optional if all workers wear full face, negative pressure respirators
C. Is optional for some class two work
D. None of the above
D. None of the above
21. Who must wear a personal air monitoring pump in containment?
A. The supervisor
B. At least 33 % of the workforce
C. At least one worker performing differing tasks
D. All of the above
C. At least one worker performing differing tasks
3|Page
, 22. Which of these is considered a Category II non friable material?
A. Asbestos cement pipe
B. Vinyl floor tile
C. Drywall joint compound
D. Asphalt roofing
C. Drywall joint compound
23. Smoke testing of a containment area shall be performed:
A. To check air flow patterns
B. Every shift
C. To check for leaks
D. All of the above
D. All of the above
33. Define SCAQMD Procedure 5:
A. Dry removal
B. Required if there has been an asbestos fiber release
C. A written procedure for unique asbestos work
D. Both B &C
D. Both B & C
24. If a major earthquake occurs during an asbestos removal job:
A. Meet in the clean room
B. Evacuate any way possible and report to corporate office
C. Evacuate and meet at a previously designated area
D. Wet the ACBM and drop to the floor
C. Evacuate and meet at a previously designated area
34. Class III asbestos work:
A. Requires DOSH registration
B. Cannot exceed 100 sq ft
C. Does not require a regulated area
D. None of the above
D. None of the above
35. Which of these is a 'Critical Barrier'?
A. Two layers of plastic on HVAC vents
B. Air locks/flaps on decon doorways
4|Page
