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ICC U2 UST Decommissioning Exam | Actual Questions and Answers Latest Updated

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This document contains updated practice questions and verified answers for the ICC U2 UST Decommissioning Exam. It covers California UST laws and regulations, including Title 23 CCR requirements, Health & Safety Code provisions, monitoring systems, leak detection, secondary containment, red tagging, operator training, and closure procedures. The material reflects current regulatory standards and includes code references to support exam preparation and regulatory compliance review.

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ICC U2 UST Decommissioning
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ICC U2 UST Decommissioning

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ICC U2 UST Decommissioning Exam | Actual
Questions and Answers Latest Updated

A permit to operate a UST system must have all of the following listed on the
permit, EXCEPT:

a.) The state UST identification number(s)
b.) Name of the tank manufacturer and tank capacity
c.) Permit expiration date
d.) Monitoring requirements - ANSWER -b.) Name of the tank manufacturer and
tank capacity

CCR Title 23, Sec 2712(c)

All underground pressurized product piping shall have an automatic line leak
detector capable of detecting a 3-gallon per hour leak rate installed
by .

a.) July 1, 2003
b.) November 9, 2004
c.) July 1, 2004
d.) July 1, 1987 - ANSWER -b.) November 9, 2004

CCR Title 23, Sec 2636(f)(3)

A temporary closure is appropriate for which of the following:

a.) The UST system is empty and will be removed from service indefinitely
b.) The UST system has ceased to store hazardous materials but will be used within
the next 12 consecutive months

,c.) The UST system is unable to meet compliance requirements and will be
removed
d.) The UST system has been red-tagged - ANSWER -b.) The UST system has
ceased to store hazardous materials but will be used within the next 12 consecutive
months

CCR Title 23, Sec 2671 & 2670

A local agency determines that a UST facility within the last year had compliance
issues. Prior to issuing a new permit or renewal to operate an UST the local agency
shall:

a.) Ask the state to assist in a joint inspection
b.) Request the owner/operator to submit a "Return to Compliance" form.
c.) Refer to a District Attorney Investigator
d.) Inspect the facility and determine compliance - ANSWER -d.) Inspect the
facility and determine compliance

CCR Title 23, Sec 2712(c)

Spill containers must be tested no less than to demonstrate that
it is capable of containing the hazardous substances until it is detected and cleaned
up.

a.) Every 6 months
b.) Every 36 months
c.) Every 12 months
d.) At the time of install or replacement - ANSWER -c.) Every 12 months

H&SC, Sec 25284.2

All the following components require third party certification, except:

a.) Automatic tank gauging systems
b.) Statistical inventory reconciliation methods

,c.) Spill Containment lids
d.) Liquid phase out-of-tank products - ANSWER -c.) Spill Containment lids

The exterior surface of an underground storage tank must bear a marking or label
which shows the following information, except:

a.) Design pressure in psig
b.) Useable capacity in gallons.
c.) Width of the interstitial space
d.) Identity of manufacturer - ANSWER -c.) Width of the interstitial space

CCR Title 23, Sec 2631(b)

Which of the following is not a confined space:

a.) A really deep turbine sump
b.) A space not designed for continuous employee occupancy
c.) An area with limited access
d.) An area with limited ventilation - ANSWER -d.) An area with limited
ventilation

CCR Title 8, Sec 5157(b)

Records for UST construction, repairs, lining, and upgrades must be kept for:

a.) 3 years
b.) 10 years
c.) 5 years
d.) The life of the tank - ANSWER -d.) The life of the tank

CCR Title 23, Sec 2712(b)

Under-dispenser containment was required at the time of installation for all UST
systems installed after .

, a.) July 1, 1987
b.) January 1, 2000
c.) January 1, 1984
d.) December 31, 2003 - ANSWER -b.) January 1, 2000

CCR Title 23, Sec 2636(g)(1)(A)

Cathodic protection systems must be inspected by a certified cathodic protection
tester within months of installation:

a.) 3
b.) 6
c.) 12
d.) 18 - ANSWER -b.) 6

CCR Title 23, Sec 2635(a)(2)(A)

A secondary containment system which is not an integral part of primary
containment shall be designed and constructed according to an engineering
specification approved by a third party. The secondary containment system shall
contain of the volume of the largest primary container within it,
in the case of multiple primary containers:

a.) 100 percent
b.) 10 percent
c.) 110 percent
d.) 150 percent - ANSWER -d.) 150 percent

CCR Title 23, Sec 2631(e)(1)(B)

All the following are approved overfill prevention systems, except:

a.) Automatic shutoff devices
b.) Spill Containers
c.) Overfill alarms

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