Tenders Are Invited For Construction Work For Houses – Delivery And Installation Of Plastic Windows We485 Bo ... in Germany

Work Detail

Construction Work For Houses – Delivery And Installation Of Plastic Windows We485 Bornholmer Str. 8 In 10439 Berlin. General Building Description The Residential Building With Commercial Use As A Quiet Business On The Ground Floor Is Located At Bornholmer Straße 8 In 10439 Berlin-Prenzlauer Berg. It Was Built In 1906 As A Closed Masonry Building Typical Of The Wilhelminian Era. Due To The S-Shaped Extension Of The Building, The Front Building, The First Side Wing, The Transverse Building And The Second Side Wing With A Rear Building Are Divided Around Two Inner Courtyards. The External Facades And Passageways Are Insulated To Reduce Heat Loss. All Windows/Balcony Doors Will Be Replaced With New Plastic Insulating Windows In Accordance With The Energy Specifications Provided By The Building Physicist. According To The Ventilation Concept According To Din 1946-6, All Windows/Balcony Doors In The Apartments Are Equipped With Sufficient Supply Air Elements (Window Rebate Ventilators And Alds In The Front Building) For Controlled Air Exchange. The House Entrance Doors Are Newly Manufactured Or Repaired Based On Historical Models As Carpentry. The Attic Will Be Dismantled And Rebuilt With A Uniform Roof Pitch Of Dn = 60° In Accordance With Static Specifications. A Basic Steel Frame Construction With Steel Purlins And An Overlying Wooden Structure (Steep And Flat Roof Rafters) Is Planned For The New Roof Construction. The Steep Roof Areas Are Designed As A Ventilated Tiled Roof, The Flat Roof Areas As A Warm Roof With 2-Layer Flat Roof Sealing According To Din 18531. All Rainwater Pipes Are Replaced, Whereby The Drainage Of The Roof Terraces And Vh Balconies According To Din 1986-100 Must Be Carried Out Separately From The Main Roof Drainage. Within The Roof, The 7 New Usage Units Are Separated By Lightweight Apartment Partition Walls And Solid Stairwell Walls. Technical Building Equipment: The Existing Heating Systems, Stoves And All Types Of Installation Lines Will Be Dismantled, A Hybrid Heating System Will Be Installed (Air Heat Pump On The Roof With Gas Condensing Boiler In The Har), Elt Instantaneous Water Heaters And Gas Boilers Will Be Dismantled, Hot Water Will Be Prepared Centrally In The Basement Using A Fresh Water Station Using The Flow Principle (Legionella Prophylaxis), Distribution Lines Of Any Kind Will Be Replaced From Kg Technical Rooms And Risers According To Specialist Planning, New Installation Of Kw, Ww And Circulation Pipes And Sw And The Insulation Of All Hot Water Pipes. Electrical Installation: Centralization Of Meters In The Kg, Dismantling Of Existing Meters In The Stairwell, Renewal Of The Electrical Risers And Reinforcement Of The Main Power System From The Main Distribution To The Apartment Sub-Distributions, Depending On Installation Conditions Up / Ap, Renewal Of The Electrical System / Circuits, Installation Of New Electrical Sub-Distribution In The Apartments Including Residual Current Circuit Breakers (Fi Switches) And Integrated Multimedia Field, Separate Protection For Washing Machine, Dishwasher And Stove, Renewal & Number Of Circuits, Sockets And Switches According To Din / Vdi Guidelines, Switch Series According To Be

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