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Title / Describe hazards of reticulated gas, the fire triangle, and actions to eliminate sources of ignition in the gas industry
Level / 2 / Credits / 6
Purpose / People credited with this unit standard are able toin the gas industry describe: the hazards of reticulated gas; the three elements of the fire triangle for the gas industry; and actions to eliminate sources of ignition.
Classification / Gas Industry > GasMarketing, Business and Administration
Available grade / Achieved
Explanatory notes
Definitions
Company procedures refer to the documented methods for performing work activities and
include health and safety, environmental, and quality management requirements. They may refer to manuals, codes of practice, or policy statements.
Reticulated gas refers to either natural gas or Liquefied Petroleum Gas (LPG).
Live gas refers to ‘Live gas operations work where gas maybe present in or maybe released into the atmosphere or air may enter a network’, NZS5258: 2003 Gas distribution networks, available at
Outcomes and evidence requirements
Outcome 1
Describe the hazards of live reticulated gas.
Evidence requirements
1.1The description includes the hazards arising from the main properties of reticulated gas.
Rangemust include but is not limited to – visibility, flammability, asphyxiation, specific gravity, odour.
1.2The description includes the three dangers of working where live gas is present.
Outcome 2
Describe the three elements of the fire triangle for the gas industry.
Evidence requirements
2.1The description includes the three elements that must be present for a fire or explosion to occur.
2.2The description includes sources of ignition for reticulated gas.
2.3The description includes the explosive limits of reticulated gas in New Zealand.
Outcome 3
Describe actions to eliminate sources of ignition in the gas industry.
Evidence requirements
3.1The actions to eliminate sources of ignition are described in terms of company procedures.
Rangesources of ignition – tools, stray electric currents, naked flames and smoking, electrical equipment, static electricity, vehicles, machinery, non-intrinsically safe equipment (such as cell phones).
Replacement information / This unit standard and unit standard 24713were replaced by unit standard 30386.This unit standard is expiring. Assessment against the unit standard must take place by the last date for assessments set out below.
Status information and last date for assessment for superseded versions
Process / Version / Date / Last Date for AssessmentRegistration / 1 / 22 May 2009 / 31 December 2020
Review / 2 / 17 August 2017 / 31 December 2020
Consent and Moderation Requirements (CMR) reference / 0014
This CMR can be accessed at
Please note
Providers must be granted consent to assess against standards (accredited) by NZQA, before they can report credits from assessment against unit standards or deliver courses of study leading to that assessment.
Industry Training Organisations must be granted consent to assess against standards by NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and which are assessing against unit standards must engage with the moderation system that applies to those standards.
Requirements for consent to assess and an outline of the moderation system that applies to this standard are outlined in the Consent and Moderation Requirements (CMR). The CMR also includes useful information about special requirements for organisations wishing to develop education and training programmes, such as minimum qualifications for tutors and assessors, and special resource requirements.
MITO New Zealand IncorporatedSSB Code 101542 / New Zealand Qualifications Authority 2018