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Installation Of Windows – Box Windows. The Museum Of Hamburg History At Holstenwall 24 In Hamburg Was Built Between 1914 And 1922 And Is A Listed Building. The Planned Measures Include The Comprehensive Modernization And Renovation Of All Floors With A Focus On The Necessary Structural Measures To Refurnish The Permanent Exhibition On The 1St And 2Nd Floors, As Well As The Redesign And Restructuring Of The Visitor Infrastructure, Information Areas, Museum Shop And Restaurant. The Museum Has A Net Floor Area Of Approx. 13,400M² With A Gross Floor Area Of Approx. 17,500M². In Addition, There Is The Covered Inner Courtyard And The Outdoor Facilities, Which Are Also Considered As Part Of The Measures. This List Of Services Concerns Interior And Exterior Wooden Window Work. It Concerns Box Windows That Consist Of An Inner And An Outer Window Level, Partially Supplemented By Parapet Cladding In The Gap. The Tendered Service Includes The Manufacture, Delivery And Installation Of The Inner Window Level As A New Window Element - Including The Parapet Cladding. The Renovation Of The Outer Window Level Is Carried Out On Site. The New Windows Are To Be Designed As Turn Or Tilt Windows With Wooden Sash And Frames. They Are One-Piece, With Transparent Filling And Meet The Fire Protection Requirement F30. In Addition, Weather Protection Grilles Including Wooden Frames Are Provided, Which Are Inserted Into The Frame Of The Existing Window. The Renovation Of The Existing Frames Is Also Carried Out On Site. Essential Work: - Installation Of The Inner Level Of The Box Windows In Existing Openings (Approx. 250 Pieces), - Installation Of New Window Elements (Approx. 7 Pieces), - Installation Of A Weather Protection Grille In Existing Blind And Sash Frames (Approx. 7 Pieces), - Installation Of Roller Blinds In The Space Between The Box Windows (Approx. 173 Pieces). Execution Deadlines: Execution (Including Preparatory Work, In Particular Work And Assembly Planning) Must Begin By July 6, 2026 At The Latest. The Service Must Be Completed By October 31, 2027 At The Latest, Taking Into Account The Trial Operating Period. Individual Deadlines For The Completion Of The Execution: - Work Planning Part 1 Advance Approval For Coordination Of Shell Construction = July 21St, 2026, - Work Planning Part 2 For The Final Version 90% Release/Production Ready = August 18Th, 2026, - Work Planning Release Window In Production = September 1St, 2026, - Window Installation In Total By January 31St, 2027, - Completion Total With Fittings / Shading Until October 31, 2027. Individual Deadlines For The Start Of Execution Of Individual Services At The Place Of Performance: - Measurement Part 1 For Advance Deduction For Coordination Of Shell Construction = July 6Th, 2026, - Measurement Part 2 For Final Version 90% Release/Production Ready = August 1St, 2026, - Work Planning Final Addresses All Open Points = August 18Th, 2026, - Window Installation = November 1St, 2026.
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