According to the American Petroleum Institute, hot tapping should never be considered as a "routine" operation.
Welding and cutting through equipment in service, throws-up significant dangers to health and safety of staff, as well as damage to the equipment itself.
If hot tapping is the only solution, then knowledge, experience and planning are required to complete the project.
To help you plan, here is an example of a traditional hot tap work activity flow to make sure you cover all areas.
Hot Tapping Work Activity Flow - An infographic by the team at Mirage Machines Ltd