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Elements and Performance Criteria

  1. Determine characteristics of tanker cargo and tankers to ensure safe transfer and transport of cargo
  2. Comply with legislative and organisational requirements for safe transfer and transport of tanker cargo
  3. Take precautions to prevent hazards
  4. Act on becoming aware of a hazardous situation
  5. Take precautions to prevent pollution of the environment from release of liquefied gases

Range Statement

Specifies different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.

Range is restricted to essential operating conditions and any other variables essential to the work environment.

Cargo operations must include:

cargo handling equipment

emergency shut-down system (ESS)

loading, unloading and care in transit

piping systems and valves

tank cleaning, purging, gas-freeing and inerting

Properties must include:

chemical symbols

pressure and temperature including vapour pressure/temperature relationship

types of electrostatic charge generation

Cargo must include:

ammonia

butadiene

ethylene

liquefied natural gas (LNG)

liquefied petroleum gas (LPG)

propylene

vinyl chloride

Hazards must include:

corrosion hazards

electrostatic hazards

environmental hazards

explosion and flammability hazards

extremely low temperatures

health hazards

pressure hazards

reactivity hazards

sources of ignition

toxicity hazards

vapour leaks and clouds

Hazard controls must include:

anti-static measures

atmospheric control

cargo inhibition

gas testing

importance of cargo compatibility

inerting, drying and monitoring techniques

segregation

ventilation

Gas monitoring equipment must include:

gas monitoring instruments

oxygen indicators

Firefighting equipment must include:

firefighting agents

fixed dry chemical systems

fixed foam systems

portable foam systems

Measures must include:

assisting in implementing shipboard spill containment procedures

reporting relevant information to the responsible person


Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria on at least one occasion and include:

communicating clearly and effectively

correctly identifying safety data sheets (SDS)/material safety data sheets (MSDS), relevant cargo-related hazards to vessel and to personnel, and taking appropriate action according to organisational procedures

ensuring cargo operations are carried out according to accepted principles and procedures to ensure safety of operations

identifying and acting on becoming aware of a hazardous situation, according to organisational procedures

interpreting and applying knowledge of liquefied gas tanker layouts, tanker cargo features, characteristics and hazards, and related hazard prevention strategies to duties on various types of liquefied gas tankers

reading and interpreting SDS/MSDS

recognising problems and hazards that can arise when managing safety on a liquefied gas tanker, taking appropriate remedial action and initiating appropriate solutions.


Knowledge Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria and include knowledge of:

anti-static measures in hazard control

atmospheric control

cargo handling equipment

cargo inhibition in hazard control

corrosion hazards associated with tanker operations

emergency shut-down system (ESD)

environmental hazards associated with tanker operations

explosion and flammability hazards associated with tanker operations

extremely low temperatures associated with tanker operations

gas testing

general arrangement and construction of liquefied gas tankers

health hazards associated with tanker operations

importance of cargo compatibility

inerting, drying and monitoring techniques in hazard control

information on a SDS/MSDS

loading, unloading and care in transit

piping systems and valves

pressure and temperature, including vapour pressure/temperature relationship

pressure hazards associated with tanker operations

properties and characteristics of liquefied gas

reactivity hazards associated with tanker operations

relevant chemical symbols

relevant firefighting operations and the use of firefighting installations

segregation in hazard control

sources of ignition associated with tanker operations

tanker cleaning, purging, gas-freeing and inerting

tanker safety culture and safety management

types of electrostatic charge generation

types of liquefied gas tankers

vapour leaks and clouds associated with tanker operations

ventilation in hazard control

work health and safety (WHS)/occupational health and safety (OHS) requirements and work practices.