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Tropical Helicopter Underwater Escape Training (THUET) Training Programs for Personnel in the Offshore Oil and Gas Industry in a Tropical Environment

thuet training

The aim of the Tropical HUET training program is to prepare delegates that intend to travel to and from offshore oil and gas installations and vessels by helicopter in a tropical environment by providing specific training in pre-flight and in-flight requirements and to equip delegates with the basic emergency response knowledge and skills required in the event of a helicopter emergency – with specific focus on escaping from a helicopter following ditching and sea survival techniques.

The objectives of the THUET Training are that delegates will be able to - Demonstrate, in a simulated environment, that they can use the safety equipment, and follow procedures in preparing for, and during helicopter emergencies – with particular focus on escaping from a helicopter following ditching; and Demonstrate sea survival techniques


This training program is designed to meet the offshore safety and emergency response training requirements for personnel new (or returning) to the offshore oil and gas industry in a tropical environment.

  • Duration: Approx. 8 hours (1 day)
  • Validity: 4 years
  • Medical Requirement: Offshore medical certificate or medical certificate from the company
  • Pre-requisites: Nil

opito thuet training

T-HUET Training




Helicopter Safety and Escape

  • Donning an aviation lifejacket.
  • Actions to take in preparation for a helicopter ditching and an emergency landing.
  • Actions following a controlled emergency descent to a dry landing with evacuation via a nominated exit.
  • Actions following a controlled ditching on water (including operation of a push out window on instruction from aircrew) and evacuate through a nominated exit to an aviation liferaft.
  • Assist others where possible in carrying out initial actions on boarding the aviation liferaft, to include mooring lines, deploying the sea anchor, raising the canopy and raft maintenance.
  • Escaping through a window opening which is underwater, from a partially submerged helicopter (without operation of a push out window).
  • Escaping through a window opening which is underwater, from a partially submerged helicopter (including the operation of a push out window).
  • Escaping through a window opening which is underwater, from a capsized helicopter (without operation of a push out window).
  • Escaping through a window opening which is underwater, from a capsized helicopter (including the operation of a push out window)
  • Inflating an aviation lifejacket and deploying a spray visor
  • Boarding an aviation liferaft from water.
  • Being rescued by one of the recognized methods available offshore and survivor actions following rescue.

Sea Survival

  • Donning of a permanent buoyancy lifejacket prior to use in an emergency.
  • The correct actions when mustering and boarding a survival craft (TEMPSC) as a passenger during launching operations.
  • Fitting of a helicopter rescue device and correct body posture during winching.
  • Water entry (stepping off poolside, maximum height 1 meter) and the precautions to be taken when entering the water.
  • Individual and group sea survival techniques, to include: swimming, getting into Heat Escape Lessening Position (HELP), wave-slap protection, towing, chain, huddle and circle.

Disclaimer: For general information purpose only - please check with OPITO for latest and accurate information

Last Updated: March 16, 2021