OSCA 2024 · 741237 · Skill level 4
Tunnel Constructor: OSCA 741237
ABS OSCA 2024 v1.0 · visa lists checked 21 October 2026
Tunnel Constructor is OSCA 2024 code 741237. It corresponds to ANZSCO 721999 Mobile Plant Operators nec (in part), which is not on the skilled visa lists. Visa lists still use the ANZSCO code.
ANZSCO equivalent
ANZSCO code for OSCA 741237
Skilled visa lists still use ANZSCO codes, so this is the code that decides your visa options.
ANZSCO 721999 · in part
Mobile Plant Operators nec
Not on the skilled occupation lists.
The job
What a tunnel constructor does
Operates plant to excavate, support and form tunnels and shafts in the ground, needed for services such as rail lines, roads and water works.
Skill level 4: Certificate II or III, or at least 1 year of relevant experience
Registration or licensing may be required.
Also known as
- Tunneller
Main tasks
Main tasks
- Operates and performs routine repairs and maintenance on tunnelling equipment and machinery, such as road header machines and tunnel boring machines
- Excavates and removes soil and rock to create tunnels and shafts
- Installs and maintains support systems, such as timber, steel or concrete linings
- Installs site services such as air supply, ventilation, dust extraction and drainage
- Monitors and adjusts tunnelling equipment to ensure safe and efficient operation
- Inspects and tests tunnelling structures for stability and integrity
- Follows engineering plans and specifications to ensure accurate tunnel construction
- Collaborates with engineers and other construction workers to coordinate tunnelling activities
Unit group 7412
Other occupations in Earthmoving Plant Operators
Questions
OSCA 741237: common questions
What is the OSCA code for tunnel constructor?
What is the ANZSCO code for OSCA 741237?
Is Tunnel Constructor on Australia's skilled occupation lists?
Does Home Affairs use OSCA codes for visas?
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Source: Australian Bureau of Statistics, OSCA 2024 v1.0 (CC BY 4.0); Department of Home Affairs, checked 21 October 2026. General information only, not immigration advice.
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