Arizona A-12 Sewers, Drains & Pipe Laying
Contractor Practice Exam Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A Instan t Download
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SECTION 1: LICENSE SCOPE & REGULATORY REQUIREMENTS
1. Who is the licensing authority for the A-12/CR-80 classification in Arizona?
A) Arizona Department of Transportation (ADOT)
B) Arizona Registrar of Contractors (ROC)
C) Arizona State Licensing Board
D) PSI Services
Correct Answer: B
Rationale: The Arizona Registrar of Contractors (ROC) is the licensing authority for
all contractor classifications in Arizona. PSI Services is the exam administrator, not
the licensing body .
2. What is the scope of work for the A-12/CR-80 classification?
A) Only residential plumbing
B) Installation and repair of sewers, storm drains, water lines, gas lines, irrigation
lines, septic systems, and related excavation
,C) Only commercial pipe laying
D) Above-ground piping only
Correct Answer: B
Rationale: The scope includes installation of sewer access holes, pipe laying for
storm drains, water and gas lines, irrigation, connecting collector lines to building
drains, septic tanks, leaching lines, dry wells, and related excavation and
backfilling .
3. What is the required number of years of verifiable experience to qualify for
the A-12/CR-80 license?
A) 2 years
B) 3 years
C) 4 years
D) 5 years
Correct Answer: C
Rationale: Arizona requires a minimum of 4 years of journeyman-level experience
within the past 10 years for the A-12 license .
4. What two examinations must be passed for Arizona A-12 licensure?
A) Trade exam only
B) Business Management exam only
,C) Both trade and Business Management exams
D) No exam required with experience
Correct Answer: C
Rationale: Applicants must pass the Arizona Business Management Exam in
addition to the A-12/CR-80 trade exam to obtain a contractor's license .
5. How many questions are on the A-12/CR-80 exam?
A) 50 questions
B) 80 questions
C) 100 questions
D) 109 questions
Correct Answer: B
Rationale: The A-12/CR-80 exam contains 80 multiple-choice questions .
6. What is the time limit for completing the A-12/CR-80 exam?
A) 2 hours
B) 3 hours
C) 3 hours 30 minutes
D) 4 hours
Correct Answer: C
Rationale: The exam time limit is 3 hours and 30 minutes .
, 7. What is the required passing score for the A-12/CR-80 exam?
A) 60%
B) 65%
C) 70%
D) 75%
Correct Answer: C
Rationale: The Arizona A-12/CR-80 exam requires a 70% score to pass .
8. Is the A-12/CR-80 exam open book or closed book?
A) Closed book
B) Open book
C) Semi-open book
D) No reference materials allowed
Correct Answer: C
Rationale: The A-12/CR-80 exam is semi-open book—applicants may bring
approved reference materials listed in the PSI exam bulletin .
9. Which document details the technical specifications for materials and
installation procedures in construction projects?
Contractor Practice Exam Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A Instan t Download
SECTION 1: LICENSE SCOPE & REGULATORY REQUIREMENTS
1. Who is the licensing authority for the A-12/CR-80 classification in Arizona?
A) Arizona Department of Transportation (ADOT)
B) Arizona Registrar of Contractors (ROC)
C) Arizona State Licensing Board
D) PSI Services
Correct Answer: B
Rationale: The Arizona Registrar of Contractors (ROC) is the licensing authority for
all contractor classifications in Arizona. PSI Services is the exam administrator, not
the licensing body .
2. What is the scope of work for the A-12/CR-80 classification?
A) Only residential plumbing
B) Installation and repair of sewers, storm drains, water lines, gas lines, irrigation
lines, septic systems, and related excavation
,C) Only commercial pipe laying
D) Above-ground piping only
Correct Answer: B
Rationale: The scope includes installation of sewer access holes, pipe laying for
storm drains, water and gas lines, irrigation, connecting collector lines to building
drains, septic tanks, leaching lines, dry wells, and related excavation and
backfilling .
3. What is the required number of years of verifiable experience to qualify for
the A-12/CR-80 license?
A) 2 years
B) 3 years
C) 4 years
D) 5 years
Correct Answer: C
Rationale: Arizona requires a minimum of 4 years of journeyman-level experience
within the past 10 years for the A-12 license .
4. What two examinations must be passed for Arizona A-12 licensure?
A) Trade exam only
B) Business Management exam only
,C) Both trade and Business Management exams
D) No exam required with experience
Correct Answer: C
Rationale: Applicants must pass the Arizona Business Management Exam in
addition to the A-12/CR-80 trade exam to obtain a contractor's license .
5. How many questions are on the A-12/CR-80 exam?
A) 50 questions
B) 80 questions
C) 100 questions
D) 109 questions
Correct Answer: B
Rationale: The A-12/CR-80 exam contains 80 multiple-choice questions .
6. What is the time limit for completing the A-12/CR-80 exam?
A) 2 hours
B) 3 hours
C) 3 hours 30 minutes
D) 4 hours
Correct Answer: C
Rationale: The exam time limit is 3 hours and 30 minutes .
, 7. What is the required passing score for the A-12/CR-80 exam?
A) 60%
B) 65%
C) 70%
D) 75%
Correct Answer: C
Rationale: The Arizona A-12/CR-80 exam requires a 70% score to pass .
8. Is the A-12/CR-80 exam open book or closed book?
A) Closed book
B) Open book
C) Semi-open book
D) No reference materials allowed
Correct Answer: C
Rationale: The A-12/CR-80 exam is semi-open book—applicants may bring
approved reference materials listed in the PSI exam bulletin .
9. Which document details the technical specifications for materials and
installation procedures in construction projects?
