Open Procedure For The Assignment Service, Transport, Treatment, Treatment And Recovery Or Only Treatment And Recovery Of Waste Produced Daily By A Mechanized And/Or Manual Sweeping Activity Carried Out By Ama S.P.A. Or On Behalf Of Ama S.P.A. On The Territory Of Roma Capitale And Identified With Eer20.03.03-Residual Cleaning Code Divided Into 4 Lots For A Period Of 36 Months.