Negotiated Procedure Without A Call, Called Pursuant To Art. 50, Co. 1, Letter C) Of Legislative Decree 36/2023, Entirely Managed Through A Electronic System On The Asp Platform, Aimed At The Assignment Of Construction And Plant Works Of Implementation Of Instrumental Properties For The Purposes Of Fire Prevention And Hygiene And Safety At Work - Replacement Of General Electrical Panel, Plan Paintings And Relationships All At The Inps Regional Directorate Of Cagliari - V.Le Diaz N. 35.