83424

Tunnelling machine operator

Tunnelling machine operator works on large pieces of tunnelling equipment commonly known as tunnel boring machines. He/she regulates the operation of the machine, adjusting the torque of the rotating cutting wheel and screw conveyor to maximise the stability of the tunnel before tunnel rings are installed. He/she also puts reinforced concrete rings in place using remote controls.

SSOC hierarchy Crosswalks

Level

unit

Mapped ISCO

Source

SingStat

In this unit group: sibling units

unit-group 8342 Earth Moving and Related Machinery Operators unit 83421 Excavating/Trench digging machine operator unit 83422 Dredge operator unit 83423 Pile driver/drilling machine operator unit 83429 Earth moving and related machinery operator n.e.c.

Official data

Official name	Singapore Standard Industrial Classification (SSOC 2024)
Issuing authority	Department of Statistics Singapore (SingStat / DOS)
Tax authority	Inland Revenue Authority of Singapore (IRAS) (IRAS)
Purpose	Classifies occupations in Singapore for labour statistics, workforce planning, and international reporting.
Active version	SSOC 2024 (21 Mar 2024)
Hierarchy level	Unit (final leaf, 5-digit)
Source	https://www.singstat.gov.sg/standards/standards-and-classifications/ssic
Prior versions	SSIC 2020, SSIC 2015

Definition & tasks

Tasks

No tasks listed.

Examples

Under this unit

• Earth boring machine operator (construction) • Pipe jacking machine operator

Elsewhere

No exclusion examples found.

Hierarchy context

8→83→834→8342→83424 Tunnelling machine operator

Major group

8 PLANT AND MACHINE OPERATORS AND ASSEMBLERS

Sub-major

83 DRIVERS AND MOBILE MACHINERY OPERATORS

Minor group

834 MOBILE MACHINERY OPERATORS

Unit group

8342 Earth Moving and Related Machinery Operators

Correspondence tables

SSOC 2020

83424 — Tunnelling machine operator

ISCO-08

8342 — Earthmoving and related plant operators

Alphabetical index entries

Principal Title 83424 Tunnelling machine operator Alternative Title 83424 Earth boring machine operator (construction) Alternative Title 83424 Pipe jacking machine operator Alternative Title 83424 Tunnelling machine operator (construction)

Data source: Department of Statistics Singapore (SingStat / DOS) (https://www.singstat.gov.sg/standards/standards-and-classifications/ssic). Official SSOC 2024 workbooks.

Last refresh: 21 Mar 2024. Version: SSOC 2024.

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