Tenders Are Invited For Waterproofing Work – Bissendorf Community / New Wissingen Primary School Building - Waterproofing And Plumbing Work (Ve 302)

Waterproofing Work – Bissendorf Community / New Wissingen Primary School Building - Waterproofing And Plumbing Work (Ve 302). The Municipality Of Bissendorf Is Planning To Build A New School In The Town Of Wissingen. The Property Of The School And The Construction Project Is Located On Nobodysweg In 49143 Bissendorf. With The Planning Of The Planned Construction Work For A New Building, A Two-Class Elementary School With All-Day Activities, A Cafeteria And Administration Is To Be Built. The Planning Area For The New School Building Is Located North Of Mindener Strasse, Between Nobodysweg And Bahnhofstrasse. The Existing Church Buildings In The Construction Site Were Demolished In Advance Of The Construction Work For The New Building, With The Exception Of The Church Tower. This Remains On The Construction Site As An Identity-Creating Element. The Planned School Building Consists Of Three Structures Or Components (Bt), Which Are Connected By A Common Foyer And Have The Following Approximate Dimensions (Length/Width/Height): * Bt1: L/W/H 26/25/9.40 M, Two-Story, * Bt2: L/W/H 26/25/9.40 M, Two-Story, * Bt3: L/W/H 30/23/6.90 M, Single Storey (Elevated). The Floor Area Of ​​The Building Including The Foyer Is Approximately 2,260 M2. The Supporting Structure Is Planned As A Solid Construction Made Of Reinforced Concrete, Including The Stairs. The Foundation Is Carried Out On Individual And Strip Foundations. The Surrounding Parapets To The Flat Roofs Form The Upper End Of The Building. The Subject Of This Award Procedure Is The Sealing And Plumbing Work Required For This. The Scope Of Services Essentially Includes Two Different Sealing Levels: - The Sealing Of The Floor Slab, - The Sealing Of The Roof Surface. Two Execution Batches Must Be Planned For The Different Sealing Levels. Essential Services (Approx. Information) Are: * Sealing Work For Interior Rooms - Approx. 2100M2 Sealing Of Floor Slab Bitumen Welding Membrane - Approx. 90M2 Sealing Of Kitchen Plastic Membranes * Sealing Of Flat Roof - Approx. Approx. 330M Edge Terminations - Approx. 20M Wall Terminations - And Various Connections/Terminations At Penetrations * Green Roof With Mounting System For On-Site Photovoltaic Systems - Approx. 1700M2 Extensive Green Roof System With Penetration-Free Uk Photovoltaic System, Including Completion Care - Approx. 430M2 Gravel Filling * Plumbing Work/Drainage - Approx. 18 Pieces Flat Roof Drains - Approx. 18 Pieces Emergency Drains - Approx. 16M Rainwater Downpipes - Approx. 350M Parapet Cover * Other Installations - Approx Scheduled For July 23, 2027 To February 4, 2028. The Work And Assembly Planning Must Be Submitted By February 1, 2027 At The Latest. The Following Minimum Requirements Apply To The Suitability (Performance) Of The Bidders: * The Average Annual Turnover Over The Last Three Completed