Hot work is any work that involves Burning, Welding, Cutting, Brazing, Soldering, Grinding, Using Fire- or Spark-Producing tools, or other work that produces a source of ignition. Welding and cutting operations are common to drilling and servicing operations.Hot work is any work that involves Burning, Welding, Cutting, Brazing, Soldering, Grinding, Using Fire- or Spark-Producing tools, or other work that produces a source of ignition. Welding and cutting operations are common to drilling and servicing operations.

Require hot work permits in areas where hazardous materials are stored and cannot be removed, or in areas where flammable atmospheres could exist. It is important for the employer to have a hot work program that covers hot work requirements, including permits.