Tenders Are Invited For Civil Engineering Support Services - Maintenance And Unblocking Of Siphons And Culve ... in Poland

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Civil Engineering Support Services - Maintenance And Unblocking Of Siphons And Culverts Under The Łączany - Skawina Canal, Including Covering The Siphon Wells. As Part Of The Task Maintenance And Unblocking Of Siphons And Culverts Under The Łączany - Skawina Canal, Including Covering The Siphon Wells, The Unblocking Of Siphons No. 4, No. 16, No. 19 And The Covering Of Siphon Wells No. 18 And No. 18 Will Be Carried Out. 1) Scope Of Work A ) Maintenance And Unblocking Of Siphons Silting Of The Well At The Inlet And Outlet Of The Siphon Limits The Proper Flow Of These Waters, Causing Damming In Front Of The Building And Limiting The Flow. Periodic Removal Of Silt Is Necessary To Ensure Full Patency Of The Conduits, Which Ensures Proper Operation Of The Device And Free Flow And Prevents Flooding Of The Areas Above The Canal. The Scope Of Work Will Include: • Mowing And Raking Out Lichen From The Slopes In The Area Of ​​The Siphon Inlet And Outlet, Removal And Disposal • Desilting Of Sections Of The Inlet And Outlet Tributaries And Outflows Of The Siphons • Desilting Of The Brodawka Stream On The Section From The Outlet To The Bridge • Manual Or Hydromechanical Desilting Of The Inlet And Outlet Wells Outlet Siphons And Siphon Pipes With Transport Of Up To 100 M (Heavily Irrigated Soil), To The Place Indicated By The Ordering Party • Transport Of Extracted Mud Up To A Distance Of 1 Km To The Place Indicated By The Ordering Party And Its Spreading B) Construction And Installation Of Covers For Inlet And Outlet Wells Well Openings The Inlet And Outlet Siphons Are Not Covered, Which Poses A Safety Hazard For Local Residents And Users Of The Bicycle Path Located On The Top Of The Embankment Of The Łączany - Skawina Canal. It Is Necessary To Protect The Well With Covers. The Scope Of Work Will Include: • Construction Of Well Covers Made Of Wooden Elements • One-Time Protection Of Square Timbers And Logs - Cover Structures - With Oil Preparations • Double Protection Of Boards, Slabs - Cover Fillings With Oil Preparations • Anchoring To The Ground With Steel Brands • Installation Of Information Boards (Name Of The Building, Owner, According To Specific Pattern) 2) List Of Included Works These Are Works The Performance Of Which Is Part Of The Contractors Contractual Obligations And Is Included In The Price Of The Basic Works. A) Maintenance And Unblocking Of Siphons • Measurement Works Necessary To Complete The Order, • Construction Of Cofferdams At The Inlet And Outlet Of The Siphons, Along With Their Maintenance And Removal After Completion Of The Works, • Construction Of Sidings At The Inlets To The Conduits, Their Assembly And Disassembly After Completion Of The Works, • Water Pumping, • Construction Of Technological Roads To Enable Access To Inlets And Outlets And To Places Of Silt Spreading, Along With Their Maintenance And Disposal After Completion Of The Works, • Preparation Of An As-Built Report And Photographic Documentation Before, During And After The Works. B) Construction And Installation Of Covers For Inlet And Outlet Wells • Measurement And Inventory Works Necessary For The Execution Of The Order, Which The Contractor Should Verify With The Received Documentation And The Actual Situation, • Protective And Preventive Measures In Accordance With Occupational Health And Safety Requirements, • Basket

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