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Oil, Gas & Mining vocabulary · Health & Safety

Permit to work

Meaning in oil, gas & mining, with examples

nounCore term

In oil, gas & mining, permit to work means: A written approval that must be issued before high-risk work such as hot work, work at height or work on live equipment, listing the hazards and the agreed controls.

In Turkish: çalışma izni, iş izni

How it is used

Often shortened to PTW or simply 'permit'. A permit is requested, issued, signed, displayed at the work site and closed out when the job ends. Types include hot work permits, cold work permits and confined space entry permits.

Example sentences

  1. Nobody starts welding on the platform without a valid permit to work.

  2. The permit to work was closed after the area was checked and cleaned.

Common collocations

  • issue a permit to work
  • permit to work system
  • hot work permit
  • close out a permit
  • lockout/tagoutA safety procedure in which equipment is switched off, isolated from its energy sources and fitted with personal locks and warning tags so nobody can start it during maintenance.
  • confined spaceAn enclosed area with limited ways in and out, such as a tank, vessel, pit or silo, where toxic gases or a lack of oxygen can make entry dangerous.
  • HSEShort for health, safety and environment: the rules, people and systems a company uses to protect workers, the public and nature from harm.
  • gas detectorAn electronic device that measures dangerous gases such as H2S, methane or carbon monoxide, or a lack of oxygen, and sounds an alarm when levels become unsafe.

This word in other fields

The same English word can have a different meaning in another field:

More terms: Health & Safety

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