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

The Subject Of The Order Is The Thermal Modernization Of The Building Of The City Hall In Piechowice, The Planned Scope Of Work Includes: Insulation Of The External Walls Of The Building, I.E. Two Side Facades, With Window Slats On The Outside With Graphite Polystyrene With A Coefficient Of (ʎ=0.031 [W/(M2k)]) 16 Cm Thick In 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 Subject Of The Order Also Includes The Renovation Of The Front Elevation. The Subject Of The Order Includes The Renovation Of Cornices, Window Profiles And Architectural Details On The Front Facade; On The Remaining Facades, The Project Includes The Installation Of Ready-Made Cornices And Window Profiles That Will Constitute A Continuation Of The Decorative Elements Of The Front Facade. The Flat Walls Of The 3 Facades Should Be Made Of Thin-Layer Facade Plaster Made Of Mineral Plaster. 3 Mm. Architectural Details And Facade Decorations - The Project Involves The Renovation Of Cornices, Window Profiles And Architectural Details On The Front Elevation. Replacement Of Existing Sheet Metal Flashings On The Cornices Of The Front Façade Made Of Graphite Matt Coated Sheet Metal - Ral 7024. On The Side Facades, The Project Involves The Installation Of Ready-Made Cornices, Window Profiles, Window Trims That Will Create A Continuation Of The Details Of The Front Elevation And Trims Around The Windows. Details Made Of Polystyrene Covered With Glue And Reinforced With Fiberglass Mesh. The Shape And Size Of The Cornice And Plinth Profile Are Presented In The Graphic Part Of The Project. The Rustication Between The Windows Should Be Performed Using System Profiles. Drainage Within The Scope Of The Works To Be Performed As Part Of The Subject Of The Order, Downpipes Discharging Rainwater From The Roof Gutters Should Be Dismantled And Reinstalled. As Part Of The Subject Of The Order, An Extension Of The Sheet Metal Eaves Should Also Be Made On The Side Elevations, In Connection With With Thickening Of The Facade By The Thickness Of The Insulation. Facades - Before Insulating The External Walls, You Should: - Remove The Elements That Were Used To Mount 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 A Deeply Penetrating Preparation. The Front Wall Has Many Decorations In The Form Of Cornices, Window Bands And Linear Profiles. Special Attention Should Be Paid When Removing Plaster Coatings So As Not To Damage The Decorations. In Case Of Damage Or Visible Missing Decorative Elements, The Decorative Elements Should Be Recreated. - 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 155X110x70 Mm At A Height Of 0.9 M Above The Ground Level (Installation Details Lightning Protection In The Industry Study Of Electrical Installations). The Subject Of The Order Also Includes Covering The Upper Parts Of The Front Façade And One Side Façade With Boards. Technical Description Of The Lightning Protection And Surge Protection System. 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, Measure The Resistance Of Earth Electrodes 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. Demolition Of The Chimneythe Subject Of The Order Also Includes The Demolition Of The Brick Chimney Attached To The Rear Façade Of The Building. Basic Technical Data:1. Area Of ​​Two Side Walls To Be Insulated – 304.29 M2;2. Area Of ​​The Front Wall To Be Renovated - 123.69 M2;3. Area Of ​​The Facade For Formwork – 38.86 M2;4. Area Of ​​Sheet Metal Workings – 77.75 M2;5. Disassembly And Reassembly Of Downpipes Dia. 10 Cm – Length 58.30 M;6. Replacement Of Lightning Protection System Cables In The Horizontal Line - 66.30 M;7. Replacement Of Lightning Protection System Cables In The Vertical Line - 48.0 M;8. Dismantling Of The Chimney - 15.0 M3. Note: The Technical Documentation Attached To The Procedure Contains A Larger Scope Of Works, Which Is Not The Subject Of The Order. It Is Not Covered By The Subject Of The Order And Is Included In The Technical Documentation, Among Others: Insulation From The Inside Of The Front Wall Of The Building, Replacement Of Windows And Doors, 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, Preparing And Agreeing On A Temporary Traffic Organization Plan For The Duration Of Construction (Ul. Kryształowa - District Road). The Offer Price Should Include The Cost Of The Fee For Occupying The Road For The Duration Of The Works.