Unit of competency Outline
Information current as of
19/10/2026 2:09 AM AWST
19/10/2026 2:09 AM AWST
Whilst all efforts are made to provide accurate and timely information from the relevant source/documentation, please be aware that the information supplied may not be the most current version. The accuracy of the detail has not been confirmed by the Department and therefore should not be relied upon without first confirming the contents.
Decommission mechanical signalling infrastructure and interlocking equipment from service
Decommission mechanical signalling infrastructure and interlocking equipment from service
Unit of competency
National Code
TLIS4007A
TLIS4007A
State Code
D5357
D5357
TGA Status
Replaced
Replaced
DTWD Status
Replaced
Replaced
State Implementation and Classification
Approved Date
31/10/2014
Original Release Date
07/03/2011
Nominal Hours
40
Field of Education
030701 - Mechanical Engineering
Description
This unit involves the skills and knowledge required to decommission mechanical signalling infrastructure equipment and interlocking equipment from service in accordance with safeworking and regulatory requirements and workplace procedures. It includes disconnecting the mechanical/electromechanical equipment and components; modifying, testing and adjusting remaining equipment; and certifying and securing the operational mechanical equipment in accordance with workplace requirements. Licensing or certification requirements are not applicable to this unit.
General notes
N/A
Elements and Performance Criteria
1Disconnect mechanical/ interlocking equipment and components
- 1.1 Required authorisation is confirmed to ensure safe train operations may continue after mechanical/interlocking equipment components are disconnected
- 1.2 Mechanical/interlocking equipment and components are prepared to enable ready removal
- 1.3 Mechanical/interlocking equipment components are removed from operational area, and the area is made safe
2Modify, test and adjust remaining equipment
- 2.1 Remaining equipment is modified as necessary to ensure compliance with job specification
- 2.2 Correct test equipment and procedures are identified
- 2.3 Appropriate tests are correctly carried out in conjunction with other personnel to ensure operational compliance
3Certify and secure the operational equipment
- 3.1 Operational readiness is confirmed and required documentation/certification is correctly completed to allow for commissioning
- 3.2 Equipment is locked and secured to ensure against unauthorised interference
RANGE STATEMENT
The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance.
Operations may be conducted:
in all weather conditions
Work may be conducted in:
restricted spaces
exposed conditions
controlled or open environments
Work may involve exposure to:
chemicals
dangerous or hazardous substances
movements of equipment, materials and vehicles
Preparation may include:
loosening connections
clearing around work area
identifying replacement components/linkages
Work may include:
cutting
bending
shaping
welding
grinding
drilling
bolting
clamping with ferrous and non-ferrous bar, rod, tube, chain and wire rope
Liaison may be required with:
internal and external personnel
Equipment may be:
mechanical
pneumatic
hydraulic
electrical
signage
lamps
brackets
clamplocks
hoods
switchlocks
warning lights
points and points machines
signal
masts
derailers
trainstop
facing point locks
chainlocks
interlocked levers
non-interlocked levers
interlocking machine/s
operating and interlocking cams/locks
rod leads
bells
'A' frames
ground frames
Annett locks
key locks
staff locks
circuit controllers
point indicators
foundations
Components may include:
bolts
shims
pins
rods
bars
joints
floor plates
brackets
levers
Tools may include:
hand tools
power tools
air tools
specialist tools as required by the organisation
Communication equipment may include:
two-way radios
computers
telephones/mobile phones
Safety and protective equipment may include:
high visibility clothing
hearing protection
gloves
sunscreen
sunglasses and safety glasses
insect repellent
safety headwear
safety footwear
portable radios
hand lamps and flags
safety devices
Depending on the type of organisation concerned and the local terminology used, workplace procedures may include:
company procedures
enterprise procedures
organisational procedures
established procedures
Information/documents may include:
operational instructions, policies and workplace procedures
relevant technical manuals
drawings/sketches
site plans/layouts
equipment/operational management information
technical and engineering instructions
manufacturers or workplace equipment operation manuals and specifications
emergency procedure manuals
two-way radio operation procedures
QA plans, data and document control
conditions of service, legislation and industrial agreements including workplace agreements and awards
Applicable regulations, legislation and codes may include:
legislated rail safety requirements including acts and regulations from each applicable state and territory together with any nationally approved compliance codes and/or guidelines
relevant state/territory regulations, codes of practice and safeworking system requirements
relevant state/territory OH&S legislation
relevant state/territory environmental protection legislation
The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance.
Operations may be conducted:
in all weather conditions
Work may be conducted in:
restricted spaces
exposed conditions
controlled or open environments
Work may involve exposure to:
chemicals
dangerous or hazardous substances
movements of equipment, materials and vehicles
Preparation may include:
loosening connections
clearing around work area
identifying replacement components/linkages
Work may include:
cutting
bending
shaping
welding
grinding
drilling
bolting
clamping with ferrous and non-ferrous bar, rod, tube, chain and wire rope
Liaison may be required with:
internal and external personnel
Equipment may be:
mechanical
pneumatic
hydraulic
electrical
signage
lamps
brackets
clamplocks
hoods
switchlocks
warning lights
points and points machines
signal
masts
derailers
trainstop
facing point locks
chainlocks
interlocked levers
non-interlocked levers
interlocking machine/s
operating and interlocking cams/locks
rod leads
bells
'A' frames
ground frames
Annett locks
key locks
staff locks
circuit controllers
point indicators
foundations
Components may include:
bolts
shims
pins
rods
bars
joints
floor plates
brackets
levers
Tools may include:
hand tools
power tools
air tools
specialist tools as required by the organisation
Communication equipment may include:
two-way radios
computers
telephones/mobile phones
Safety and protective equipment may include:
high visibility clothing
hearing protection
gloves
sunscreen
sunglasses and safety glasses
insect repellent
safety headwear
safety footwear
portable radios
hand lamps and flags
safety devices
Depending on the type of organisation concerned and the local terminology used, workplace procedures may include:
company procedures
enterprise procedures
organisational procedures
established procedures
Information/documents may include:
operational instructions, policies and workplace procedures
relevant technical manuals
drawings/sketches
site plans/layouts
equipment/operational management information
technical and engineering instructions
manufacturers or workplace equipment operation manuals and specifications
emergency procedure manuals
two-way radio operation procedures
QA plans, data and document control
conditions of service, legislation and industrial agreements including workplace agreements and awards
Applicable regulations, legislation and codes may include:
legislated rail safety requirements including acts and regulations from each applicable state and territory together with any nationally approved compliance codes and/or guidelines
relevant state/territory regulations, codes of practice and safeworking system requirements
relevant state/territory OH&S legislation
relevant state/territory environmental protection legislation
EVIDENCE GUIDE
The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required knowledge and skills, the range statement and the assessment guidelines for this Training Package.
Critical aspects for assessment and evidence required to demonstrate competency in this unit
The evidence required to demonstrate competency in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria of this unit and include demonstration of applying:
the underpinning knowledge and skills
relevant legislation and workplace procedures
other relevant aspects of the range statement
Assessment must include exercises which demonstrate competent performance of the following in a range of situations:
correctly disconnecting mechanical/interlocking equipment
correctly modifying, adjusting and testing remaining equipment
securing and certifying operational equipment to organisational standards
Context of and specific resources for assessment
Performance is demonstrated consistently over a period of time and in a suitable range of contexts
Resources for assessment include:
a range of relevant exercises, case studies and/or other simulated practical and knowledge assessment, and/or
access to an appropriate range of relevant operational situations in the workplace
In both real and simulated environments, access is required to:
relevant and appropriate materials and equipment, and
applicable documentation including workplace procedures, regulations, codes of practice and operation manuals
Method of assessment
Assessment of this unit must be undertaken by a registered training organisation
As a minimum, assessment of knowledge must be conducted through appropriate written/oral tests
Practical assessment must occur:
through activities in an appropriately simulated environment, and/or
in an appropriate range of situations in the workplace
The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required knowledge and skills, the range statement and the assessment guidelines for this Training Package.
Critical aspects for assessment and evidence required to demonstrate competency in this unit
The evidence required to demonstrate competency in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria of this unit and include demonstration of applying:
the underpinning knowledge and skills
relevant legislation and workplace procedures
other relevant aspects of the range statement
Assessment must include exercises which demonstrate competent performance of the following in a range of situations:
correctly disconnecting mechanical/interlocking equipment
correctly modifying, adjusting and testing remaining equipment
securing and certifying operational equipment to organisational standards
Context of and specific resources for assessment
Performance is demonstrated consistently over a period of time and in a suitable range of contexts
Resources for assessment include:
a range of relevant exercises, case studies and/or other simulated practical and knowledge assessment, and/or
access to an appropriate range of relevant operational situations in the workplace
In both real and simulated environments, access is required to:
relevant and appropriate materials and equipment, and
applicable documentation including workplace procedures, regulations, codes of practice and operation manuals
Method of assessment
Assessment of this unit must be undertaken by a registered training organisation
As a minimum, assessment of knowledge must be conducted through appropriate written/oral tests
Practical assessment must occur:
through activities in an appropriately simulated environment, and/or
in an appropriate range of situations in the workplace
Replaced By
| State Code | National Code | Title | Type |
|---|---|---|---|
| AVH60 | TLIS4007 | Decommission mechanical signalling infrastructure and interlocking equipment from service | Unit of competency |
