Tenders Are Invited For Construction Work For Electricity Power Lines – L216 110-Kv-Ltg. Löntsch - Grynau, K ... in Switzerland

Work Detail

Construction Work For Electricity Power Lines – L216 110-Kv-Ltg. Löntsch - Grynau, Kabelrohrblock. 1.1 Introduction Axpo Plans To Re-Bury A Section Of The 50/16 Kv Niederurnen – Murg Overhead Line. The Existing Overhead Line Begins At Mast No. 1 At The Niederurnen Substation And Runs East On The South Side Of The Corridor. It Is Planned To Build The Underground Cables In A Cable Pipe Block From The Niederurnen Substation To The East, Parallel To The Currently Existing Overhead Line South Of The Corridor. The New Lines Cross Under The Motorway And A Water Channel With Three Flushing Boreholes In The Area Of ​​Mast No. 2. In Three Other Locations, Small Surface Bodies Of Water Will Be Crossed Using The Open Ditch Method. With The Currently Existing Mast No. 5 Of The Overhead Line, The New Line Will Be Picked Up By Two New Masts No. 5A/5B And Led To The New Mast No. 6N. Mast No. 6N Is Connected To The Existing Niederurnen – Murg – Flums Overhead Line. The Cable Pipe Block Then Runs Further Along The Corridor Towards The East To The Untere Schwärzistrasse Intersection. From There The Cable Pipe Block Runs Through Cultivated Land To Mast No. 29 Of The Löntsch – Grynau Overhead Line. This Will Be Connected To The Existing Overhead Line Using A New Mast No. 29N. In Addition To The New Construction Of The Underground Pipe (Cable Pipe Block) Axpo, The Construction Of A New Water Pipe “Refurbishment Of The Niederurnen Supply Line” For The Municipality Of Mollis From The Untere Schwärzistrasse To The East Over A Length Of Around 200M Is Also To Be Built. Masts No. 1 To 6 And Mast No. 29 Will Be Dismantled, But Are Not Part Of This Project. The New, Buried Line Extends Over A Length Of Around 1.3 Km And Runs Mostly Along Field Paths Or Streets Within Cultivated Or Agricultural Land. The Lower Edge Of The Cable Pipe Block Is Approx. 1.30 M Deep And The Cable Trench Is Between 0.6 - 1.8 M Wide. 1.2 Initial Situation / Project Description This Tender Includes: * Creation Of An Approx. 1.3 Km Long 110 Kv Cable Pipe Block System Between Uw Niederurnen And Mast No. 29 Including 4 Mast Foundations * Connection To 3 Flushing Boreholes Under The Motorway Feeder Road (Km 0.350) (Flushing Boreholes Are Not Part Of This Tender) * Creation Of A New Water Pipe For The Municipality Of Mollis Over A Distance Of Around 200 M Cable Pipe Block · Concreted Cable Pipe Block, Length Approx. 1.3 Km · 1 Pipe Shaft · 2 Socket Shafts The Tendered Services Include The Following Main Work: · Installation And Development Work · Creation And Dismantling Of Construction And Transport Runways · Excavation And Covering Work · Delivery, Laying And Concrete-Casting Of Cable Protection Pipes · Shelling And Concreting Of 2 Socket Shafts · Relocation Of 1 Prefabricated Bridenschacht · 4 Mast Foundations · Connections To 3 Flushing Boreholes · Digging And Concreting Work In Cultivated Land · Repairs In Cultivated Land · Work In The Area Of Overhead Lines · Work Along Roads And Waterways

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