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UST > UST ICC Exam > Flashcards

UST ICC Exam Flashcards

1
Q

Which Title under the California Code of Regulations (CCR) regulates USTs?

A

Title 23

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2
Q

Where can one find the definition of terms in Title 23 of the CCR?

A

Article 1 (Sections 2610-2611)

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3
Q

What does Article 2 of Title 23 (CCR) outline?

A

General Intent of the regs (i.e. “intended to protect the waters of the state from discharges of haz substances from USTs”); also outlines UST exemptions

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4
Q

List the 16 UST exemptions

A
  1. Farm tank
  2. Heating oil tank
  3. Hydraulic lift tank
  4. Liquefied petroleum gas tank
  5. Liquid asphalt tank
  6. Septic tank
  7. A sump, pit, pond, or lagoon
  8. Wastewater treatment tank which is part of a UST
  9. Pipeline located in a refinery/oil field (unless connected to UST)
  10. Storm water or wastewater collection systems
  11. Tanks containing radioactive material
  12. Emergency containment tank kept empty to receive accidental spills
  13. Drums located in basements containing 55 gal or less of haz substance
  14. USTs containing haz wastes if UST owner/op was issued a haz waste facilities permit by DTSC
  15. Tank and assoc piping located in vault or basement (meeting S 25283.5 of HSC)
  16. Any structure specifically exempted by S. 25281 (y) of HSC
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5
Q

Where can one find Design and Construction Requirements for New USTs?

A

Article 3, Section 2631

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6
Q

The Monitoring and Response Plan Requirements for New USTs can be found in Article __, Section _____.

A

3, 2632

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7
Q

Primary containment shall be ________-_______.

A

Product-tight

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8
Q

What 10 things must be labeled on the surface of a UST?

A
  1. Engineering standard used
  2. Nominal diameter in ft
  3. Nominal capacity in gal
  4. Degree of secondary containment
  5. Useable capacity in gal
  6. Design pressure in psig
  7. Max operating temp in deg F
  8. Construction materials
  9. Year manufactured
  10. Identity of manufacturer
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9
Q

What volumes of the UST should secondary containment system contain?

A

100% of usable capacity of primary containment (if only one primary container); 150% of the volume of the largest primary container, or 10% of the aggregate internal volume of all primary containers, whichever is greater

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10
Q

How often must visual inspections of new USTs be performed?

A

Daily (except on wknds, and recognized state and/or federal holidays)

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11
Q

What type of system must be ultilized for mechanical/electronic leak detection?

A

Continuous monitoring system

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12
Q

What type(s) of alarms must be connected to a continuous monitoring system?

A

Audible and visual alarms

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13
Q

According to the regs, how long can the unauthorized release of a haz substance be allowed to remain in secondary containment?

A

30 calendar days

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14
Q

Installation and Testing Requirements for new USTs can be found in which section of Article 3 in the regs?

A

2635

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15
Q

How often must cathodic protection systems be tested?

A

Within 6 months of installation and every 3 years thereafter

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16
Q

What is used to test new USTs with coating/sacrificial anode systems?

A

Holiday detector

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17
Q

How often must impressed-current cathodic protection systems be inspected?

A

No less than every 60 calendar days

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18
Q

How often must USTs with sacrificial anodes be checked?

A

Every 3 years

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19
Q

In terms of air pressure, how tight must primary and secondary containment test at?

A

Between 3-5 lbs per sq in

20
Q

What is the minimum capacity of a spill container?

A

5 gal

21
Q

What must a spill container have that will allow it to be drained empty and into the primary container?

A

A drain valve

22
Q

Which device provides positive shut-off of flow to the tank when filled to 95% of capacity?

A

Flapper valve

23
Q

At 90%, this device will alert the transfer operator to discontinue flow into the tank.

A

Automatic tank gauge (ATG)

24
Q

Piping installed after what date were required to have secondary containment?

A

July 1, 1987 [S 2636 (a), CCR]

25
Q

How long must pressure be maintained when primary piping and secondary containment systems are tested for tightness?

A

30 min

26
Q

Automatic line leak detectors must be capable of detecting a ___ gal per hour leak rate at ___ psi.

A

3, 10

27
Q

Underground pressurized piping with SC must be capable of detecting a __ gal per hour release at ____% of normal operating pressure.

A

0.1, 150

28
Q

When were UDCs required for UST systems?

A

After January 1, 2000 [S. 2636 (g) (A)]

29
Q

How often must SC systems be tested?

A

Upon installation, 6 mos post-installation, and every 3 years thereafter

30
Q

How can one be exempt from SC testing every 3 years?

A

By having a VPH system (continuous monitoring!)

31
Q

What is outlined in Article 4 of Title 23 of the CCR?

A

Existing UST Monitoring Requirements

32
Q

List the 5 methods of quantitative release detection in existing USTs.

A
  1. ATG
  2. ATG plus manual inventory reconciliation
  3. Statistical inventory reconciliation plus tank integrity testing
  4. Manual inventory reconciliation plus tank integrity testing
  5. Other (as approved by SWB)
33
Q

What is the leak/release rate that SIR must be capable of detecting?

A

0.2 gal/hr

34
Q

What is the leak/release rate that MIR must be capable of detecting?

A

0.1 ga/hr

35
Q

At what minimum release rate must suction piping be capable of detecting and at what pressure? How often must this be done?

A

0.1 gal/hr at 40 psi; every 3 years [Title 23, Article 4, S. 2643 (d)]

36
Q

At what minimum release rate must gravity piping be capable of detecting and at what pressure? How often must this be done?

A

0.1 gal/hr at 40 psi; every 2 years [Title 23, Article 4, S. 2643 (e)]

37
Q

The enhanced leak detection test method shall be capable of detecting a leak rate of at least ____ gph, with a probability of at least ___%

A

0.005, 95

38
Q

Which double walled USTs were required to undergo ELD testing by January 1, 2005?

A

Those within 1000 ft of public drinking water well (AB 2481)

39
Q

Manual tank gauging are required for tanks of what size?

A

2000 gal or less [Title 23, Article 4, S. 2645]

40
Q

How soon after detecting an unauthorized release must an owner/op submit a written report to local agency?

A

5 working days [CCR Title 23, Article 5, S. 2652 (c)]

41
Q

How soon after detection of an unauthorized release must an owner/op notify local agency?

A

Within 24 hrs [CCR Title 23, Article 5, S. 2652 (b)]

42
Q

Which Article in Title 23 outlines the reporting requirements for unauthorized releases?

A

Article 5, Section 2652

43
Q

How long must an owner/op maintain records of repairs, linings, and upgrades to a UST?

A

For the remaining life of the tank [CCR Title 23, Article 6, S. 2660 (j)]

44
Q

By what date were all existing USTs (containing haz substances other than motor vehicle fuel) required to be retrofitted with SC?

A

December 22, 1998 [CCR Title 23, Article 6, S. 2662 (b)]

45
Q

What are the 2 ways in which existing steel USTs could have been upgraded?

A
  1. Interior lining w/cathodic protection
  2. Bladder system w/cathodic protection
    [CCR Title 23, Article 6, S. 2662 (c)(1)(2)]
46
Q

When must a special inspector inspect a steel tank that was lined?

A

Within 10 years of lining, and every 5 years thereafter ([CCR Title 23, Article 6, S. 2663 (h)]

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