Bridge Plug Posted on 3rd November 201519th July 2021 by ThePD (The Project Definition) A Bridge Plug is a permanent or retrievable plug that is located and set to isolate the lower part of the wellbore. Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window) Related Posted in Engineering and tagged engineering, upstream. ThePD (The Project Definition) ThePD has been developing the Preferred Project Definitions based on the actual project execution and operation experiences and knowledge with the Project Language, and sharing with you daily basis.