Specifications include, but are not limited to: Modify recently installed existing exterior pad mounted 180 KW emergency power generator to install second output circuit breaker. 2. Partial removal of existing electrical distribution equipment and wiring associated with nonfunctional interior 125 KW emergency power generator. 3. Install new automatic transfer switch and associated feeders in order for new second circuit breaker in existing 180 KW generator to back-feed existing emergency power loads within building. 4. Install new main distribution panel, together with associated feeder and branch circuits in order to feed the new automatic transfer switch and to refeed the building’s two (2) existing elevator hoist motors.