Outdoor Bus Extension Bay, 72.5kV c/w Outdoor Bus Section Switchgear Bay & Single Outdoor Feeder/Transformer Switchgear Bay connected in the opposite orientation between 2 Bays, between 2 adjacent Outdoor Feeder/Transformer Switchgear Bays connected in the same orientation, GIS 72.5kV, JBP 10142 Group I, Item 13