The modification project involves installing a new power bank featuring a 138-24.9kV transformer, circuit switcher, 7 new breakers, relay panels, 25kV hookstick switches, and associated foundations, structures, and equipment. Additionally, the project involves the installation of underground primary cable and conduit, as well as control conduit and cable. It also includes implementing new control panels and modifications to an existing control house, necessitating the termination of all control wiring related to the new equipment.