DCARI Virtual Fire Investigation Training-Session #10 Corrugated Stainless Steel Tubing-ATF Electrical Engineer Jeremy Neagle

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This recorded class is meant to be used as a guide for individuals who conduct origin and cause investigations. The link to the class is below:

Email: dcari.danecounty@gmail.com with any questions.

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1. The polymeric jacket of yellow CSST serves an important role in safety of the CSST installation: *

7 points

True

False

2. Factory training for the design and installation of CSST systems may come in the form of: *

7 points

A. In person training

B. On-line training

C. Reading manufacturer’s literature

D. All of the above

3. Requirements for the installation of CSST systems can be found in: *

7 points

A. NFPA 70E

B. NFPA 1901

C. NFPA 54

D. 29 CFR 1910.156

4. According to the current edition of the National Fuel Gas Code, the minimum size bonding conductor for CSST systems is: *

7 points

A. 14 AWG

B. 6 AWG

C. 2/0 AWG

D. 500 MCM

5. CSST installed in which of the following locations requires additional protection: *

7 points

A. Where routed above suspended ceilings

B. Where routed through concealed spaces

C. Where routed through framing members

D. Where connected to a pressure regulator

6. CSST system components are universal and can be mixed-and-matched among different manufacturers: *

7 points

True

False

7. A leak test which provides a measurement of volumetric flow rate is: *

7 points

A. A soap bubble test

B. A clock test

C. A gas detector survey

D. A pressure drop test

8. Connecting objects together to establish electrical continuity and conductivity is known as: *

7 points

A. Bonding

B. Bridging

C. Earthing

D. Jumping

9. According to the current edition of the National Fuel Gas Code, the maximum length of bonding conductors for CSST systems is: *

7 points

A. 100’

B. 75’

C. 50’

D. 25’

10. Black jacketed CSST products are immune to the lightning damage concerns of yellow jacketed CSST products: *

7 points

True

False

11. Courts have awarded settlements in CSST lawsuits to include: *

7 points

A. Reimbursement for gas usage costs

B. Retrofitting of systems from LP gas to natural gas

C. Reimbursement for direct bonding and grounding of CSST systems

D. Replacement of CSST systems with steel gas piping systems

12. CSST may be used with natural gas only: *

7 points

True

False

13. Lightning damage to CSST systems may result in: *

7 points

A. Welding of brass fitting assemblies

B. Delamination of the protective jacketing

C. Perforation of the tubing and ignition of escaping gas

D. Excessive pressures in the gas system

14. The thickness of metal used to fabricate CSST is about equivalent to that used in steel pipe or copper tube: *

7 points

True

False

15. Leak testing should be conducted at system pressure, but generally no more than: *

7 points

A. 15 psig

B. 5 psig

C. 7 in. w.c.

D. 75 psig

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