Tenders Are Invited For Renovation Of The Roof Of Kindergarten No. 267 At Ul. Małcużyńskiego 4 In Warsaw.

The Subject Of The Order Is The Renovation Of The Roof Covering Of The Building Of Kindergarten No. 267 At Ul. Małcużyńskiego 4 In Warsaw. The Facility Is Part Of The Building That Also Houses Primary School No. 336. The Entire Facility Consists Of Several Functionally Connected Volumes Covered With A Ventilated, Sunken Flat Roof. Individual Roof Segments Drain Rainwater To Rainwater Stacks Located Inside The Building And To The Rainwater Sewage System. The Surface Of The Trough Slabs Is Insulated With A Layer Of Mineral Wool, Which In The Existing Structural System (Ventilated Flat Roofs) Does Not Meet The Requirements For Ensuring Thermal Comfort And Increasing The Insulation Of The Flat Roof. The Renovation Includes The Complete Dismantling Of The Roofing And Insulation Layers Along With Sheet Metal Flashings And The Lightning Protection Installation, Replacement Of Roof Inlets, Replacement Of Sanitary Sewage Vents, Replacement Of Ventilation Caps And Renovation Of Gravity Ventilation Chimneys. The Scope Of The Planned Renovation Works Includes In Particular: - Dismantling The Lightning Protection Installation, - Dismantling Roof Vents, - Dismantling Steel Sheet Metal Flashings. Galvanized, - Dismantling The Existing Roof Covering (2 Layers Of Felt) Along With Mineral Wool Insulation, - Dismantling Roof Drains, - Dismantling And Rebuilding The Bases Of Chimney Vents (If Necessary After Dismantling The Roofing Felt And Assessing Their Technical Condition), - Dismantling External Steel Ladders, - Insulating The Space Of The Flat Roof Ventilated With Mineral Wool Granules, - Repair And Leveling Concrete Base For The New Covering, - Construction Of New Roof Inlets Adapted To The Diameter Of The Existing Drainage Of Rain Risers, - Construction Of A Two-Layer Roof Covering Made Of Thermally Weldable Felt, - Installation Of Osb Boards For Sheet Metal Flashings Along With Moisture Insulation, - Installation Of Turbovents At The Outlets Of Gravity Ventilation Channels, - Installation Of System Pressure Strips, - Execution Of Sheet Metal Flashings From Galvanized Steel Sheets And Coated, - Installation Of External Access Ladders, - Installation Of A Lightning Protection System. A Detailed Description Of The Subject Of The Contract Is Specified In: Designed Provisions Of The Contract (Ppu) Constituting Annex No. 2 To The Swz; Technical Documentation, I.E. Opz, Constituting Annex No. 5 To The Swz And Also Being Annex No. 2 To The Draft Provisions Of The Contract, Which Consists Of:• Description Of The Subject Of The Contract• Technical Description • Technical Specifications For Execution And Acceptance Works;• Bill Of Quantities Obligations Arising From The Social Clausethe Ordering Party Provides For Requirements Related To The Implementation Of The Contract In Terms Of Employment By The Contractor Or Subcontractor Based On The Employment Relationship Of Persons In The Circumstances Referred To In Art. 95 Of The Public Procurement Law, Which Were Inclu