Background: Power Grid Corporation Indian Limited (PGCIL) is the Central Transmission Utility (CTU) of the country under Ministry of Power and is one amongst the largest Power Transmission utilities in the world. PGCIL is playing a vital role in the growth of Indian power sector by developing a robust Integrated National Grid and associating in the flagship programme of Govt. of India to provide Power for all. The company has 129,407 ckm of transmission lines, 207 sub stations,...