Classification note
- Published code: 8113
- Hierarchy level: unit-group
- This page uses ISCO-08 as the English occupation reference layer while Thai TSCO label harmonization remains incomplete.
Parent link
Occupation hierarchy
- Major Group: 8 Plant and Machine Operators, and Assemblers
- Sub Major Group: 81 Stationary Plant and Machine Operators
- Minor Group: 811 Mining and Mineral Processing Plant Operators
- Unit Group: 8113 Well Drillers and Borers and Related Workers
Child groups
- No child groups are published under this code.
TSIC codes where this occupation is primary
- 05100 - High quality coal mining
- 05200 - Lignite mining
- 06100 - Raw petroleum drilling
- 06200 - Natural gas drilling
- 07100 - Iron ore mining
- 07210 - Mining of uranium and thorium ores
- 07291 - Tin ore mining
- 07292 - Zinc ore mining
- 07300 - Mining of precious metal ores
- 08102 - Mining of limestone, gypsum, chalk and dolomite
- 08103 - Gravel and sand mining
- 08104 - Soil mining
- 08910 - Mining of mines used to make chemicals and fertilizers
- 08920 - Peat digging
- 08932 - Sea salt mining
- 08999 - Other mining and quarrying which are not classified elsewhere
- 09100 - Activities supporting the drilling of petroleum and natural gas
- 09900 - Activities supporting mining and other quarries
TSIC codes where this occupation is related
- 07299 - Mining of other metal ores that is not iron ore which are not classified elsewhere
- 08101 - Quarrying rocks used in construction
- 08931 - Rock salt mining
- 08991 - Mining of precious and semi-precious stones
Definition
Well drillers and borers and related workers position, assemble and operate drilling machinery and related equipment to sink wells, extract rock samples, liquids and gases or for a variety of other purposes.
Tasks include
Tasks include - (a) dismantling, moving and assembling drilling rigs and auxiliary equipment; (b) assembling and dismantling pipes, casings and drill heads, and replacing dysfunctional equipment; (c) operating controls to lower and raise drill pipes and casings in and out of wells, regulate pressure in the well and control the speed of tools; (d) preparing drilling fluid and checking the operation of pumps to ensure adequate circulation of fluid in drill pipe and well; (e) monitoring gauges and other indicators and listening to equipment to detect malfunctions and unusual well conditions, and determining the need to change drilling or equipment; (f) maintaining, adjusting, repairing and cleaning drilling rigs, hoisting and other machinery; (g) maintaining records of drilling and servicing operations; (h) operating machines and tools to extract dust, cuttings and lost and broken drilling equipment from holes and wells; (i) closing and sealing wells no longer in use; (j) supervising and training crew members.
Included occupations or child groups
Examples of the occupations classified here: - Bore sinker - Boring equipment operator - Derrickman - Derrick operator - Developmental driller - Directional driller - Driller (oil or gas well) - Drilling plant operator - Drilling rig operator - Power-tong operator - Toolpusher - Tourpusher
Excluded occupations
Some related occupations classified elsewhere: - Blaster - 7542 - Miner - 8111 - Quarrier - 8111
ISCO-88 correspondence
- 8113