Tenders Are Invited For Construction Work - Aarewerke Thun, Restoration Of Fish Percentage in Switzerland

Work Detail

Construction Work - Aarewerke Thun, Restoration Of Fish Percentage. There Is A Fish Promotion Aid For The Aarewerks In Thun (Coordinates 2613950/1178960) That No Longer Meets Todays Requirements Of Fish Ascent And Fish Protection. The Fish Climbing Aid Is Therefore To Be Renovated, For Which Extensive (Special Deep Construction) Work On Land And In The Waters Are Intended. The New Fish Climbing Aid (Fah) Is Also Trained As A Slot Pass. It Runs From The Inlet Area In The Upper Water Of Todays Water Version Of The Aarewerk94 Along The Existing Power Plant Of Energie Thun Ag And Then Flows With Two Strands In The Underwater Of The Power Plant Runs Of The Two Power Plants Aarewerk62 And Aarewerk94 (See Supplement For Advance Notice). After The Creation Of A Construction Pit In The Aare Using The Schüttdamm And A Constricted Sheet Pile Wall (L = Approx. 100 M), The Exchanges Are Made And The Landing Pit With Nail And Ring Walls. The Excavation Cubature Amounts To Around 7,500 M3. In The Case Of The Excavation Work, Contaminated Sites Can Be Expected (Clarifications Run). The Concrete Cancellation Includes The Existing Fah And Isolated Parts Of Todays Side Buildings Of The Power Plant (Concrete Breakdown Approx. 450 M3). The New Fah Takes Place In Building Stages From The Underwater Towards The Upper Water, The Total Length Of The Building Is Around 240 M (Concrete Cubature Approx. 1600 M3), The Building/Excavation Depths Vary Between Approx. 2.50 M And 7.50 M. Water, Electrical). These Have To Be Partially Dismantled, Fitted By Provisionals And Newly Created.

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