Tenders Are Invited For Supporting Walls – Rhäzüns - Rothenbrunnen, Km 32.172, Renewal Of Retaining Wall 15-241

Supporting Walls – Rhäzüns - Rothenbrunnen, Km 32.172, Renewal Of Retaining Wall 15-241. The Supporting Structure Will Be Equipped With A 156 M Long Semi-Gravel Trough Made Of Reinforced Concrete. The Structural Measures Can Be Divided Into Two Sections. - Semi-Gravel Trough Km 32160 - 32210, Area With Cantilevered Semi-Gravel Trough - Semi-Gravel Trough Km 32210 - 32315, Area Without Cantilevered Semi-Gravel Trough Half-Gravel Trough Km 32160 - 32210: The Relatively Large Shift In The Route Means That The New Reinforced Concrete Gravel Trough Is Designed As A Type Of Lean-Back Bridge. The 4 Necessary Support Pillars Are Each Founded On A Small Shaft. Half Gravel Trough Km 32210 - 32315: Equipping The Supporting Structure With A New Half Gravel Trough. The Reinforced Concrete Structures Will Be Built Across Both Sections Using The Standard Gravel Trough Construction Method, In Which Lumpegna Auxiliary Bridge Types Will Be Used. Main Cubatures: - Moving And Assembling Auxiliary Bridges 23 Pieces - Facade Scaffolding 560 M2 - Repairing Natural Stone Masonry 360 M2 - Demolition Of Quarry Stone Masonry And Concrete 140 M3 - Excavation 515 M3 - Formwork 750 M2 - Reinforcement 72 Tons - In-Situ Concrete 480 M3 - Facing With Natural Stones 95 M2 - Waterproofing 605 M2 - Railing Assembly 160 M