Bids Are Invited For Price Registration For Future And Possible Hiring Of A Specialized Company To Execute, On Demand, Engineering Works And Services Designed For The Containment And Stabilization Of Guys, Slopes, Slopes And Areas Subject To Instability, Including Construction, Reconstruction, Renovation, Reinforcement And Repair Of Containment Walls And Similar Structures, Including Gabion Containments, Reinforced Concrete, Shot Concrete, Napped Soil And Related Solutions, As Well As Recomposition And/Or Reinforcement Of Bridge Heads And Performance Of Services Complementary Components Essential To The Full Functionality And Safety Of Interventions, Such As Earthmoving, Excavations, Foundations, Drainage, Transportation Of Materials, Demolitions, Surface Protection, Urban Recomposition And Other Related Services, With The Supply Of Materials, Labor, Equipment And Tools, To Meet The Needs Of The Municipalities Consortiated To The Microrreg Multi-Purpose Intermunicipal Consortium... Con