Maintaining the latest one-line diagrams and updating them periodically is recommended by NFPA 70E-2015, Art. 205.2 to identify potential sources of electric energy during LOTO procedure, and it helps to ensure the safe, reliable operation of the facility.
Typical Scope of Work:
Point-to-point sketch of actual connected plant loads, beginning at the PCC, and collection of all pertinent component data.
Based on the collected information, P&I diagrams are re-created to show the current configuration and modes of operation of the system.
Autocad 2013, 2022 software is used for creating P& I diagrams.