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Occupation 7541 - Underwater Divers

Primary-source occupation page using the ILO ISCO-08 structure as the English reference layer.

2026-07-12Not official

Classification note

  • Published code: 7541
  • Hierarchy level: unit-group
  • This page uses ISCO-08 as the English occupation reference layer while Thai TSCO label harmonization remains incomplete.

Occupation hierarchy

  • Major Group: 7 Craft and Related Trades Workers
  • Sub Major Group: 75 Food Processing, Woodworking, Garment and Other Craft and Related Trades Workers
  • Minor Group: 754 Other Craft and Related Workers
  • Unit Group: 7541 Underwater Divers

Child groups

  • No child groups are published under this code.

TSIC codes where this occupation is primary

  • No primary TSIC mapping is published for this occupation yet.
  • No related TSIC mapping is published for this occupation yet.

Definition

Underwater divers work under the surface of water, with or without the aid of underwater breathing apparatus, to inspect, install, repair and remove equipment and structures, conduct tests or experiments, rig explosives, photograph structures or marine life, collect various forms of aquatic life for commercial or research purposes, and find and recover missing items and persons.

Tasks include

Tasks include - (a) taking safety precautions, such as monitoring dive lengths and depths, and registering with authorities before diving expeditions begin; (b) checking and maintaining diving equipment such as helmets, masks, air tanks, diving suits, harnesses and gauges; (c) descending into water with the aid of diver helpers, using scuba gear or diving suits; (d) working under water to lay and repair bridges, piers and harbour-wall foundations; (e) inspecting for suspected damage and making minor repairs to ships’ hulls and underwater installations; (f) reporting on condition of wrecked ships; (g) removing underwater obstructions; (h) drilling holes for underwater blasting; (i) performing various underwater tasks connected with salvage work or recovering dead bodies; (j) gathering shellfish, sponges and other aquatic life forms (j) communicating with workers on the surface while under water, using signal lines or telephones; (k) obtaining information about diving tasks and environmental conditions.

Included occupations or child groups

Examples of the occupations classified here: - Oyster diver - Salvage frogman - Sponge diver - Underwater worker

Excluded occupations

Some related occupations classified elsewhere: - Subsistence diver - 6340

ISCO-88 correspondence

  • 6152