Tenders Are Invited For Construction Work For Water Projects – Basic Repair Of Locks On The Finow Canal_Los 4.2 Wolfswinkel Lock

Construction Work For Water Projects – Basic Repair Of Locks On The Finow Canal_Los 4.2 Wolfswinkel Lock. 1) General Work: - Technical Processing - Construction Site Setup - Preparation Of The Construction Site Area Taking Into Account The Monument Regulations - Preparation Of The Construction Site Equipment And Storage Areas - Demolition Of The Existing Operational Buildings Of The Locks - Securing The Listed Technical Systems And Areas - Dismantling Of Existing Wsa-O-H Facilities ( Pontoons, Dolphins, Etc.) As Well As Mooring And Waiting Areas. - Implementation Of Partial Crown Cuts - Creation Of A Construction Site Access Including A Turning Loop And Upgrading Of The Culvert Structure To The Old Paper Factory - Preparation Of The Construction Site Traffic Routes Within Be Areas, Taking Into Account The Monument Regulations - Filling Of The Lower And Upper Outer Harbor For Use As Construction Roads, Be Areas And Support Of The Lateral Ones Slopes - Establishment Of A Groundwater Lowering 2) Demolition Of The Existing Structure And Creation Of The Watertight Excavation Pit, Taking Into Account The Heritage Documentation Of The Demolition: - Pre-Excavation In The Area Of ​​The Pile Driving Levels, Insertion Of The Side Sheet Pile Walls As An Excavation Pit Enclosure Including Replacement Boreholes With Partial Sealing Of The Boreholes And Production Of The Drainage Pipes For The Permanent Gw Relaxation - Excavation Of The Building Backfill Up To Approx. 2 M Below Gok - Demolition Of The Existing Bridge And Bridge Connection - Demolition Of The Existing Structure Up To Approx Uk Underwater Concrete Base, Execution Of The Work Under Water - Installation Of The Micropiles To Ensure Buoyancy For The Underwater Concrete Base (If Necessary. Diving Operation). - Installation Of The Underwater Concrete Base Including Cleaning Of The Contact Surfaces Of The Uwb Base - Sheet Pile Wall Using High-Pressure Water Jets To Produce Fine Subgrade. Produce Uwb Base In 3 Concreting Sections. - Draining The Excavation Pit (Only Possible When 65% Of The Concrete Compressive Strength Has Been Reached) And Establishing Dewatering For The Necessary Residual Dewatering 3) Replacement Construction Of The Lock Structure: - Cleaning The Uwb Base And Producing The Leveling Layer Made Of Unreinforced Concrete - Producing Reinforcement And Concrete For The Reinforced Concrete Base - Forming, Reinforcing And Concreting The Walls - Lower Concreting Sections (Chamber And Heads) In The Initial Concrete. Including Lean Concrete Backfilling Of The Sheet Pile Wall Valleys In The Chamber Area And Gaps Between The Construction Base And The Sheet Pile Wall At The Heads As Well As Backfilling Of The Structure. - Dismantling The Temporary Bracing - Forming, Reinforcing And Concreting The Walls - Upper Concreting Sections (Chamber, Heads, Lower Main Bridge) In The Initial Concrete. Including Formwork And Backfill. - Filling The Edge Areas With Reusable Excavated Material Up To Approx. 0.5 M Below The Planned Gok - Assembly Of The Lock Equipment And Steel Water Installation Parts In The Solid Construction Second Concrete Work (Track Bearing, Relocation Of The