What are the safety requirements for doing a hot work?
Remove all combustible materials from the area (with in 10m), if possible.
Use fire blanket to protect immovable combustible materials and also for welding slugs.
Cover the area with fire blanket for containment of sparks generated while doing hot work.
Provide proper fire extinguisher in sufficient numbers.
Appoint a fire-watch with red jacket, if necessary.
Barricade the area and post proper signage.
Use of proper PPE and damage free
Conduct gas test if presence of combustible gases expected prior to work.