Tenders Are Invited For Dam-Design Services – Advance Measures For The Alpine Rhine; Dam Renovations In Seve ... in Switzerland

Work Detail

Dam-Design Services – Advance Measures For The Alpine Rhine; Dam Renovations In Sevelen/Buchs; Km 43 - Km 50. The Contract Includes The Planning Of The Dam Renovation On The Alpine Rhine Between Sevelen And Buchs In The Area Of ​​Km 43,335 To Km 50,400 And Serves To Create An Approved Construction And Requirements Project For “Advance Measures” To Improve Flood Safety. Subject Of The Contract: The Subject Is The Planning Of The Renovation Of The Flood Protection Dams Over A Length Of Around 7 Km In The Section Km 43,335-50,400, Divided Into Four Sections (1, 3 And 4 Renovation In The Existing Building, Section 2 Dam Removal Along The National Road In The Area Of ​​The Planned Sevelen/Vaduz River Widening). The Order Includes The Development Of A Construction Project At The Detailed Project Level For The Entire Perimeter As Well As The Creation Of Approved Requirements Projects For Each Section, Including An Environmental Impact Report (Uvb), Accompanying Reports And All Technical Plans. Project Goals And Requirements: The Goal Is A High-Quality, Environmentally Friendly And Cost-Optimized Project That Demonstrates The Safety Of The Dams In Accordance With Current Technical Specifications (Including Earthquakes, Internal Erosion, Subsidence, Groundwater) And Is Coordinated With The Cantonal And Federal Departments. The Planning Must Take Into Account The Specifications Of The Existing Preliminary Planning, The Alpine Rhine System Security, The Guideline “Longitudinal Dams Along Rivers” And The Ongoing “General Project” And Must Be Designed In Such A Way That A Phased Plan Release And Implementation Is Possible. Content And Scope Of The Planning Services: The Services Are Based On Sia 103 (2020) And Include Overall Management And Specialist Planning With The Following Partial Services: Project Acceptance And Project Review With Basic Additions, Construction And Edition Project (Detailed Project), Environmental Impact Report, Review Of Further Measures, Overall Management/Support Of Procedures As Well As Meetings, Coordination And Information. For Section 4, Missing Project Bases (Measurement, Subsoil) Must Be Re-Collected; The Entire Preliminary Planning Must Be Checked, Documented In A Review Report And, If Necessary, Supplemented By Additional Examinations. Technical, Environmental And Coordination Aspects: The Air-Side Dam Renovation, The Dam Removal With New Construction Along The National Road And Dismantling Of The Existing Dam, The Constructive Training Including Filters, Seepage Water Flow And Proof Of Embankment Stability (Z-Soil Or Similar) As Well As Conceptual Statements On Later Further Measures (E.G. Dam Inclination, Dam Lowering) At The Pre-Project Level Are To Be Planned. Environmental Concerns Must Be Treated Equally To The Technical Project; A Uvb Must Be Drawn Up With Graduated Processing Depths For Each Section As Well As The Planning Of Compensatory And Replacement Measures Within The Project Perimeter, Including The Basis For Clearing And Integration Into Higher-Level Ecological Projects. Interfaces, Data Storage And Results: The Planning Services Include Collection And Consideration

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