Ptop-2018-938 Execution Of Conservation Operations Of Geotechnical Assets Of The Sections Of The Roads Attached To The Territorial Services Of Barcelona-Sector Barcelona Est, Barcelona-Sector Barcelona Oest, Girona, Lleida, Tarragona And Terres De L'Ebre, Which Includes The Conservation Operations And The Operations Of Programming, Monitoring, Control, As Well As Those Corresponding To The Complementary Units That Are Defined In The Complementary Units That Are Defined In The Complementary Unit. Technical Prescriptions.