National Certificate in Gas Network Operations - Leakage Control

Level 3  Credits 114

This National Certificate is designed for people working in the network operations sector of the gas industry, and recognises the skills and knowledge required by the New Zealand gas industry for certification as a trade operative in leakage control activities.

This qualification contains optional standards that are not required for completion of the certificate. However, these may be considered necessary for some employment contexts within the gas industry.

This qualification shares several standards with the National Certificate in Gas Network Construction - Service Laying (Level 3).

Prerequisite: National Certificate in Gas Industry - Gas Distribution (Level 2) or demonstrate equivalent knowledge and skills.

COMPULSORY: 109 Credits

Unit Standard	Description	Level	Credit
10975	Squeeze off a polyethylene pipe in a gas distribution network	3	6
10980	Perform electrofusion jointing on polyethylene pipe for a distribution network	4	6
10981	Fit mechanical couplings in a gas distribution network	3	3
10984	Cut, thread, and join steel pipes in a gas distribution network	2	3
10992	Use pipe and cable locators in a gas distribution network	3	3
12503	Respond to and locate gas escapes in a gas distribution network	3	20
12504	Perform and record walking leakage surveys in a gas distribution network	3	6
12507	Use gas leakage detection equipment on reticulated gas networks	3	5
19546	Test, connect, and purge a main in a gas distribution network	3	8
19547	Connect, test, and purge a service in a gas distribution network	3	8
19549	Make temporary repairs of gas escapes in a gas distribution network	3	5
19552	Stabilise a gas emergency site and deal with a gas-filled building	4	16
25608	Carry out a flow stopping operation on a live gas main	4	12
25610	Demonstrate knowledge of equipment and operations for jointing polyethylene pipe for a distribution network	4	6
25611	Demonstrate knowledge of stopple equipment and operations in a gas distribution network	3	3

 

ELECTIVE: A minimum of 3 credits;

Unit Standard	Description	Level	Credit
3272	Wear and operate breathing apparatus in general emergencies	3	3
12526	Use fresh air distance breathing apparatus in a gas distribution network	3	3

ELECTIVE: A minimum of 2 credits;

Unit Standard	Description	Level	Credit
5627	Operate as a Traffic Controller (TC) for low volume and Level 1 roads	3	4
20877	Demonstrate knowledge of working safely at sites under temporary traffic management	2	1
20878	Assist with temporary traffic management for low volume and Level 1 roads	2	1

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Optional Standards: The following standards are optional

Unit Standard	Description	Level	Credit
5628	Operate as a Site Traffic Management Supervisor (STMS) for low volume and Level 1 roads	5	3
6400	Manage first aid in emergency situations	3	2
9550	Perform basic pipe wrapping on a steel pipeline	4	3
9575	Explain the purpose and application of cathodic protection in a petrochemical workplace	4	2
10986	Use flow-stopping bags in a gas distribution network	4	10
12505	Perform and record vehicle leakage surveys in a gas distribution network	3	7
18426	Demonstrate knowledge of hazards associated with confined space	3	4
23087	Pig a pipeline in a gas network	4	4

 

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