Electronic Auction - Registration Of Prices For Contracting Common Engineering Services Including Maintenance And, When Necessary, Replacement Of Parts And Equipment, For The Distribution Network, Public Lighting And Medium Voltage Substations (13.8 Kv), Located On The Campuses Colemar Natal E Silva E Samambaia From The Federal University Of Goiás (Ufg), In The City Of Goiânia/Go, According To The Conditions, Quantities And Requirements Established In The Term Of Reference. (EXPIRED)