ESTUDYR
CALIFORNIA UST SERVICE TECHNICIAN PART 1
MOST TESTED QUESTIONS AND ANSWERS GRADED
A+ WITH RATIONALES
1. As of July 1, 2005, service technicians must possess or work under someone who has a current
certification indicating they have passed which exam?
A. California UST Operator Exam
B. California UST Service Technician Exam
C. California UST Inspector Exam
D. California UST Contractor Exam
Answer: B
Rationale: As of July 1, 2005, service technicians must have passed the California UST Service Technician
Exam or work under someone who has this certification.
2. How often must an ICC (International Code Council) certification be renewed?
A. Every 12 months
B. Every 24 months
C. Every 36 months
D. Every 48 months
Answer: B
Rationale: ICC certifications must be renewed every 24 months to remain valid.
3. Service technicians must possess or be employed by someone with the appropriate contractor’s
license unless which of the following applies?
A. The individual has a Tank Testing License
B. The individual has a Plumbing License
C. The individual has an Electrical License
D. The individual has a General Contractor License
Answer: A
Rationale: Service technicians are exempt from the contractor’s license requirement if they have a Tank
Testing License.
,ESTUDYR
4. A service technician is defined as any individual who performs which of the following tasks? (Select
all that apply)
A. Tests UST monitoring equipment
B. Troubleshoots UST systems
C. Installs UST monitoring equipment
D. Operates a gas station
Answer: A, B, C
Rationale: A service technician is responsible for testing, troubleshooting, and installing UST monitoring
equipment but not for operating a gas station.
5. If manufacturer training no longer exists, what can the local agency do?
A. Require no training
B. Approve comparable alternative training
C. Disqualify the technician
D. Require a new certification exam
Answer: B
Rationale: If manufacturer training is no longer available, the local agency may approve comparable
alternative training.
6. What does a UST system include?
A. Tank only
B. Tank and connected piping
C. Piping only
D. Dispensers only
Answer: B
Rationale: A UST system includes both the tank and the connected piping.
7. Which of the following is considered a UST?
A. Aboveground storage tank
B. Petroleum storage tank
C. Water storage tank
D. Propane storage tank
, ESTUDYR
Answer: B
Rationale: A petroleum storage tank is considered a UST when it is underground.
8. Which UST system meets the requirements for secondary containment?
A. Single-walled tanks
B. Double-walled tanks
C. Fiberglass tanks
D. Steel tanks
Answer: B
Rationale: Double-walled tanks provide secondary containment to prevent leaks from reaching the
environment.
9. According to Title 23, which of the following piping components must have secondary containment
if installed after July 1, 1987?
A. Pressurized product piping
B. Vent piping
C. Aboveground piping
D. Dispenser piping
Answer: A
Rationale: Pressurized product piping installed after July 1, 1987, must have secondary containment.
10. Which of the following is considered "pipe" on tanks installed after July 1, 2003?
A. Pressurized product piping and below-ground vapor recovery piping
B. Vent piping only
C. Aboveground piping only
D. Dispenser piping only
Answer: A
Rationale: Pressurized product piping and below-ground vapor recovery piping are considered "pipe"
for tanks installed after July 1, 2003.
11. By what date were Under Dispenser Containment (UDC) systems required for all UST systems?
CALIFORNIA UST SERVICE TECHNICIAN PART 1
MOST TESTED QUESTIONS AND ANSWERS GRADED
A+ WITH RATIONALES
1. As of July 1, 2005, service technicians must possess or work under someone who has a current
certification indicating they have passed which exam?
A. California UST Operator Exam
B. California UST Service Technician Exam
C. California UST Inspector Exam
D. California UST Contractor Exam
Answer: B
Rationale: As of July 1, 2005, service technicians must have passed the California UST Service Technician
Exam or work under someone who has this certification.
2. How often must an ICC (International Code Council) certification be renewed?
A. Every 12 months
B. Every 24 months
C. Every 36 months
D. Every 48 months
Answer: B
Rationale: ICC certifications must be renewed every 24 months to remain valid.
3. Service technicians must possess or be employed by someone with the appropriate contractor’s
license unless which of the following applies?
A. The individual has a Tank Testing License
B. The individual has a Plumbing License
C. The individual has an Electrical License
D. The individual has a General Contractor License
Answer: A
Rationale: Service technicians are exempt from the contractor’s license requirement if they have a Tank
Testing License.
,ESTUDYR
4. A service technician is defined as any individual who performs which of the following tasks? (Select
all that apply)
A. Tests UST monitoring equipment
B. Troubleshoots UST systems
C. Installs UST monitoring equipment
D. Operates a gas station
Answer: A, B, C
Rationale: A service technician is responsible for testing, troubleshooting, and installing UST monitoring
equipment but not for operating a gas station.
5. If manufacturer training no longer exists, what can the local agency do?
A. Require no training
B. Approve comparable alternative training
C. Disqualify the technician
D. Require a new certification exam
Answer: B
Rationale: If manufacturer training is no longer available, the local agency may approve comparable
alternative training.
6. What does a UST system include?
A. Tank only
B. Tank and connected piping
C. Piping only
D. Dispensers only
Answer: B
Rationale: A UST system includes both the tank and the connected piping.
7. Which of the following is considered a UST?
A. Aboveground storage tank
B. Petroleum storage tank
C. Water storage tank
D. Propane storage tank
, ESTUDYR
Answer: B
Rationale: A petroleum storage tank is considered a UST when it is underground.
8. Which UST system meets the requirements for secondary containment?
A. Single-walled tanks
B. Double-walled tanks
C. Fiberglass tanks
D. Steel tanks
Answer: B
Rationale: Double-walled tanks provide secondary containment to prevent leaks from reaching the
environment.
9. According to Title 23, which of the following piping components must have secondary containment
if installed after July 1, 1987?
A. Pressurized product piping
B. Vent piping
C. Aboveground piping
D. Dispenser piping
Answer: A
Rationale: Pressurized product piping installed after July 1, 1987, must have secondary containment.
10. Which of the following is considered "pipe" on tanks installed after July 1, 2003?
A. Pressurized product piping and below-ground vapor recovery piping
B. Vent piping only
C. Aboveground piping only
D. Dispenser piping only
Answer: A
Rationale: Pressurized product piping and below-ground vapor recovery piping are considered "pipe"
for tanks installed after July 1, 2003.
11. By what date were Under Dispenser Containment (UDC) systems required for all UST systems?
