Tenders Are Invited For Thermal Modernization Of The City Hall Building In Piechowice - Rear Elevation

The Subject Of The Order Is The Thermal Modernization Of The Building Of The City Hall In Piechowice, The Planned Scope Of Work Includes: Insulating The Rear External Wall Of The Building, With Window Pillars From The Outside With Graphite Polystyrene With A Coefficient Of (ʎ=0.031 [W/(M2k)]) 16 Cm Thick Using The Light-Wet Technology . Styrofoam Should Be Attached To The Substrate Using Adhesive Mass With The Addition Of Fasteners. The Finishing Of The Façade Walls Is Designed As A Layer Of Mineral Plaster On A Glass Mesh Base. Elevations In A Color Consistent With The Colors Of The Building Visible In The Graphic Part Of The Study. The Flat Wall Of The Facade Should Be Made Of Thin-Layer Facade Plaster Made Of Mineral Plaster. 3Mm. Drainage Within The Scope Of The Works To Be Performed Under The Subject Of The Order, New Downpipes Discharging Rainwater From The Roof Gutters Should Be Dismantled And Reinstalled. The Subject Of The Order Also Includes A Local Extension Of The Sheet Metal Eaves On The Façade, Due To The Thickening Of The Façade By The Thickness Of The Insulation. Facades - Before Starting To Insulate The External Walls, You Should: - Remove The Elements That Were Used To Attach The Antenna Mast And All Elements Of Inactive Installations, - On All Walls From The Outside, Apply Plaster Coatings To The Load-Bearing Layer And Prime It Twice With A Deeply Penetrating Preparation. The Front Wall Has Many Decorations In The Form Of Cornices, Window Bands And Linear Profiles. - Remove The Existing, Incomplete Lightning Protection Installation. - Arrange A New Designed Lightning Protection Installation In The Insulating Pipes And Install Test Clamp Control Cabinets With Dimensions Of 155X110x70mm At A Height Of 0.9 M Above The Ground Level (Details Lightning Protection Installation In The Industry Study Of Electrical Installations). The Subject Of The Order Also Includes Covering The Upper Parts Of The Front Facade And One Side Facade With Boards. The Subject Of The Order Should Include Architectural Details Of The Facade Finishing (Cornices, Rustications, Window Treatments), According To Façade Design. Technical Description Of The Lightning Protection Installation And Surge Protection. The Service Building Has Been Classified As A Class Iv Lightning Protection System. The Main Horizontal Air Terminals Should Be Made Of Dfe/Zn F 8 Galvanized Steel Wire Mounted On Roof Covering Supports. The Spacing Between The Supports Should Not Exceed 1.5 M. Maintain The Standard Bending Radii Of The Wire At The Bends Of The Roof Structure. The Discharge Pipes Should Be Made Of Galvanized Dfe/Zn F8 Steel Wire Under The Insulation In Thick-Walled P/T Insulating Pipes. Air Terminal Cables Should Be Laid On The Edges Of The Roof, On The Protruding Parts Of The Roof And On The Ridge If The Roof Slope Exceeds 10%. When Connected To The Earth Electrode, Each Discharge Conductor, Except Natural Discharge Conductors Connected To Foundation Earth Electrodes, Should Be Equipped With A Test Clamp. Place The Test Clamps At A Height Of 0.9 M Above The Ground In Recessed Control Cabinets With Dimensions Of 155 X 110 X 70 Mm And Make Them Detachable So That The Grounding Conductor Can Be Disconnected From The Downstream Conductor To Perform Earthing Resistance Measurements. All Metal Parts Of The Building Located On The Roof Surface Should Be Connected To The Nearest Air Terminal Or Discharge Pipe. Connect The Grounding Conductors By Welding To The Buildings Foundation Earth Electrode Or, If There Is No Foundation Earth Electrode, To A Ring Or Deep Ground Earth Electrode. Perform The Lightning Protection Installation As A Tensioned One. All Roof Devices Made Of Insulating Or Conductive Materials That Contain Electrical And/Or Information Processing Equipment Should Be Located In The Protective Space Of The Air Terminal System. After Completing The Lightning Protection Installation, Perform Earthing Resistance Measurements And Record The Results. Carry Out The Lightning Protection Installation In Accordance With The Drawing And Applicable Standards. Earthing Resistance R< 10 W. As A Means Of Protection Against Atmospheric And Switching Overvoltages, A Two-Stage Protection System Was Designed, Implemented By Universal Second-Class Type Arresters. Reconstruction Of The Basement Entrancethe Subject Of The Order Also Includes The Reconstruction Of The External Stairs To The Basement Room. The Existing Stairs Should Be Dismantled And A New Flight Of Concrete Stairs Should Be Poured. Replacement Of Door Joinerythe Order Also Includes The Replacement Of The Basement Door With Aluminum Doors. The Dimensions Of The Door Opening Are Unusual. Entrance Door To The Building: Description Of The Existing Condition: Currently, The External Entrance Door Is Made Of Steel With A Steel Door Frame Anchored In The Wall. Dimensions Of Existing Doors: So 1020Mm, Ho 2160Mm, W 1050Mm, Hz 2170Mm. As Part Of The Subject Of The Order, The Existing Doors Should Be Dismantled And Transported To The Place Indicated By The Ordering Party. Description Of Requirements For The Delivered Doors: Doors Must Meet The Applicable European Standard Pn-En 1627:2021-11 Doors, Windows, Curtain Walls, Grilles And Blinds - Burglary Resistance - Requirements And Classification Class - Rc3. Newly Installed Doors Should Also Have An Additional Certificate (Fire Door Certificate). Door Frames Should Be Replaced With New, More Durable, Burglar-Resistant Ones. Anti-Burglary Doors Should Have 2 Locks, And The Main Lock Key Must Be Copied. The Fittings Should Protect The Insert Against Drilling. Acoustic Insulation Parameters: 27 Db, With A Tolerance Of +/- 5%, And Thermal Insulation: No More Than 1.6 W/M2 °K. The Delivered Doors Should Have Technical Approval And A Certificate Of Conformity. Brown Color (Final Selection Of The Color Shade After Consultation With The Ordering Party). Door Dimensions (In The Opening Area): So 1050Ho 2170In The Frame Areasz 950Hz 2120 Opening The Door Outwards (Left Door). The Delivery Includes A Brass Threshold Strip. Anti-Burglary Doors Must Have At Least Three Three-Part Hinges With A Disassembly Lock And Covers. Door Finish - Anthracite Color, In Accordance With The Design Documentation. Before Delivering The Door, The Contractor Will Make The Necessary Measurements Of The Entrance Door Opening In The Building Of The City Hall In Piechowice, At Ul. Kryształowa 49. As Part Of The Task, The Contractor Will Perform The Necessary Construction Works (Including The Possible Need To Build A Hole In The Size Of The Frame, Complete Plastering, Painting The Walls In Order To Restore The Condition Before Installation). In Order To Facilitate Access From The Vestibule To The Main Hall Of The Office, Which Is Limited By A Door, A Door Closer With The Function Of Maintaining The Door Open Position Should Be Installed. Current Condition: Single-Leaf Door With A Leaf Width Of 1020 Mm. The Door Closer Must Be Approved For Installation On Fire Doors. The Contractor Should Provide For Work Such As Replenishing Plasters And Painting Walls In Order To Restore The Condition Before Installation. Forging Of Window Gratesthe Subject Of The Order Also Includes The Forging Of 3 Window Grids. Note: The Technical Documentation Attached To The Procedure Contains A Greater Scope Works Which Is Not The Subject Of The Contract. It Is Not Covered By The Subject Of The Order And Included In The Technical Documentation, Among Others: Replacement Of Window Frames, Implementation Of Moisture-Proof Insulation Of External Walls, Construction Of Foundation Pressure Walls And Their Insulation, Replacement Of The Roof Covering, Replacement Of The Central Heating Installation, Construction Of A Sandstone Plinth. The Offer Valuation Should Take Into Account The Scope Of Works Described In The Design Documentation (Excluding Works That Are Not The Subject Of The Order), The Description Of The Subject Of The Order And The Bill Of Quantities, Which Is Only An Auxiliary Document For The Offer Valuation. The Description Of The Subject Of The Order Specifies The Main Elements Of The Works, Without Taking Into Account Accompanying Works, Such As, Among Others: Setting Up Scaffolding. Basic Dimensions 1. Wall Insulation – 242.3 M22. Jamb Insulation – 15.84 M23. Stairs To The Basement – ​​6.85 M24. Door Joinery - Aluminum Doors To The Basement, Individual Dimensions) - 1.98 M25. Forging Window Grilles - 3 Pieces, Area: Approx. 4M2 Each.