UST INSPECTOR EXAM SCRIPT 2025/2026 QUESTIONS
WITH ANSWERS GUARANTEE A+
✔✔If a release has occurred from a single-walled tank, may the tank be lined?
a) No, not if a release has occurred
b) Yes, if it has been lined before
c) Yes, if the tank owner can demonstrate it will provide continued containment
d) Yes, if the tank is less than 10,000 gallons - ✔✔c) Yes, if the tank owner can
demonstrate it will provide continued containment; CCR 2660(k), HSC 25296
✔✔A tank may be repaired in the following manner:
a) using a 12" x 12" fiberglass cloth centered on the repair
b) using tank manufacturer approved epoxy or resin
c) with self tapping bolts
d) all of the above - ✔✔d) all of the above; CCR 2661
✔✔Which of the following is not a confined space?
a) space not designed for continuous employee occupancy
b) area with limited access
c) area with limited ventilation
d) really deep turbine sump - ✔✔c) area with limited ventilation; CCR Title 8, 5157(b)
✔✔Where is a red tag applied?
a) on the turbine head
b) on the fill tube
c) on the dispenser hose
d) on the cash register - ✔✔b) on the fill tube; CCR 2717.1(a)
✔✔What must pressurized piping systems have installed by November 9, 2004
a) double walled spill buckets
b) hydro statically lined UDC's
c) line leak detectors
d) automatic tank gauging - ✔✔c) line leak detectors; CCR 2636 (f)(2)
✔✔The local agency inspectors shall renew the ICC certification?
a) by passing the inspector exam or equivalent approved criteria
b) every 36 months
c) via correspondence course
d) there is no renewal required - ✔✔a) by passing the inspector exam or equivalent
approved criteria; CCR 2715(j)
✔✔A tank system under temporary closure must be inspected at what interval?
a) monthly
b) every 3 months
, c) every 6 months
d) annualy - ✔✔b) every 3 months; CCR 2671(c)
✔✔UST system includes what components
a) tank only
b) piping only
c) tank, associated piping and ancillary equipment
d) tank, piping, dispensing units, and nozzles - ✔✔c) tank, associated piping and
ancillary equipment; HSC 25281(z)
✔✔The exterior surface of an underground tank must bear a marking or label which
shows the following information, except:
a) width of the interstitial space
b) design pressure in PSIg
c) usable capacity in gallons
d) identity of manufacturer - ✔✔a) width of the interstitial space; CCR 2631(b)
✔✔Secondary containment system shall contain what amount of a tank if only one tank
is located in containment?
a) 50%
b)100%
c) 150%
d) 200% - ✔✔b)100%; HSC 25291(a)(3), CCR 2631(d)(1)(A)
Multiple primary containers within a single secondary containment system, the
secondary containment system shall be large enough to contain 150 percent of the
volume of the largest primary container within it, or 10% of the aggregate internal
volume of all primary containers within the secondary containment system, whichever is
greater. CCR 2631(d)(1)(B)
✔✔Which of the following is exempt from secondary containment testing?
a) monitored turbine sumps
b) UDC's
c) secondary piping
d) hydrostatically monitored annulars - ✔✔d) hydro statically monitored annulars; CCR
2637(g)
✔✔How long does the local agency have to notify the tank owner that a red tag has
been issued?
a) 12 hours
b) 24 hours
c) 48 hours
d) 5 days - ✔✔b) 24 hours; CCR 2717.1(a)
✔✔How long must cathodic protection maintenance records be maintained?
WITH ANSWERS GUARANTEE A+
✔✔If a release has occurred from a single-walled tank, may the tank be lined?
a) No, not if a release has occurred
b) Yes, if it has been lined before
c) Yes, if the tank owner can demonstrate it will provide continued containment
d) Yes, if the tank is less than 10,000 gallons - ✔✔c) Yes, if the tank owner can
demonstrate it will provide continued containment; CCR 2660(k), HSC 25296
✔✔A tank may be repaired in the following manner:
a) using a 12" x 12" fiberglass cloth centered on the repair
b) using tank manufacturer approved epoxy or resin
c) with self tapping bolts
d) all of the above - ✔✔d) all of the above; CCR 2661
✔✔Which of the following is not a confined space?
a) space not designed for continuous employee occupancy
b) area with limited access
c) area with limited ventilation
d) really deep turbine sump - ✔✔c) area with limited ventilation; CCR Title 8, 5157(b)
✔✔Where is a red tag applied?
a) on the turbine head
b) on the fill tube
c) on the dispenser hose
d) on the cash register - ✔✔b) on the fill tube; CCR 2717.1(a)
✔✔What must pressurized piping systems have installed by November 9, 2004
a) double walled spill buckets
b) hydro statically lined UDC's
c) line leak detectors
d) automatic tank gauging - ✔✔c) line leak detectors; CCR 2636 (f)(2)
✔✔The local agency inspectors shall renew the ICC certification?
a) by passing the inspector exam or equivalent approved criteria
b) every 36 months
c) via correspondence course
d) there is no renewal required - ✔✔a) by passing the inspector exam or equivalent
approved criteria; CCR 2715(j)
✔✔A tank system under temporary closure must be inspected at what interval?
a) monthly
b) every 3 months
, c) every 6 months
d) annualy - ✔✔b) every 3 months; CCR 2671(c)
✔✔UST system includes what components
a) tank only
b) piping only
c) tank, associated piping and ancillary equipment
d) tank, piping, dispensing units, and nozzles - ✔✔c) tank, associated piping and
ancillary equipment; HSC 25281(z)
✔✔The exterior surface of an underground tank must bear a marking or label which
shows the following information, except:
a) width of the interstitial space
b) design pressure in PSIg
c) usable capacity in gallons
d) identity of manufacturer - ✔✔a) width of the interstitial space; CCR 2631(b)
✔✔Secondary containment system shall contain what amount of a tank if only one tank
is located in containment?
a) 50%
b)100%
c) 150%
d) 200% - ✔✔b)100%; HSC 25291(a)(3), CCR 2631(d)(1)(A)
Multiple primary containers within a single secondary containment system, the
secondary containment system shall be large enough to contain 150 percent of the
volume of the largest primary container within it, or 10% of the aggregate internal
volume of all primary containers within the secondary containment system, whichever is
greater. CCR 2631(d)(1)(B)
✔✔Which of the following is exempt from secondary containment testing?
a) monitored turbine sumps
b) UDC's
c) secondary piping
d) hydrostatically monitored annulars - ✔✔d) hydro statically monitored annulars; CCR
2637(g)
✔✔How long does the local agency have to notify the tank owner that a red tag has
been issued?
a) 12 hours
b) 24 hours
c) 48 hours
d) 5 days - ✔✔b) 24 hours; CCR 2717.1(a)
✔✔How long must cathodic protection maintenance records be maintained?
