Tenders Are Invited For Installation Of A Vacuum Rainwater Drainage System From Part Of Hall B 1.1 Located On The Premises Of Business Park Nad Drwiną In Krakow

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The Subject Of The Contract Is The Execution Of Works Entitled: Installation Of A Vacuum Rainwater Drainage System From Part Of Hall B 1.1 Located On The Premises Of Business Park Nad Drwiną In Krakow, Including, Among Others, The Following Works: A) Removal Of Inlets In The Building Axes: 3 And 5 Of The Existing Gravitational Sewage System In Transverse Troughs (Gutters) Along The Entire Width Of The Roof With Dimensions Of 25 Cm Wide And Approx. 12 Cm High, Troughs Covered With Roofing Felt, B) In Axes 3 And 5, Three Roof Drains Should Be Installed In Place Of The Removed Drains In Each Of Axis (6 Pcs In Total), C) Before Installing New Drains, The Troughs Should Be Adjusted/Widened At The Installation Site By ±10 Cm On Both Sides Due To The Diameter Of The New Drains, D) Under The Roof Surface Made Of Trapezoidal Sheet, It Belongs To A Steel Structure The Roof Girder Located In The Axis Of The Building, Fix The Assembly Profile To Which The Horizontal Sections Of The Sewage System Should Be Suspended And, Through The Previously Made Passage In The External Wall Of The Building, Lead It Outside, E) In Each Of The Above-Mentioned Axis, A Vertical Pipeline Should Be Made Attached To The External Wall Of The Building (Taking Into Account Its Structure) And Then Connected To The Pipeline Led Outside And To The Existing Expansion Chamber Located On The Existing Pipeline, , G) On ​​The Steel Pipeline Discharging Water To The Main Pipeline, Behind The Expansion Chamber, A Concrete Well Ф 1000 Should Be Made And A Check Valve Should Be Installed In It, Appropriate To The Diameter Of The Pipeline (Ф 200 In Axis 3 And Ф 250 In Axis 5, And Additionally, Such A Chamber Should Be Made And Installed In It, A Non-Return Flap Ф250 On The Pipeline In Axis 7-8),H) The Installation Should Be Made Of Hdpe Pipes Joined By Welding,I) In Each Axis, An Electrical Installation Should Be Made To Power Drain Heating,J) Inlets Dn 90, 6 Pieces, Should Be Equipped With Self-Regulating Electric Heating, Heating Cable System With A Power Of 11.2 W/230V, K) Factory Terminals Of The Heaters Should Be Connected In Electrical, Surface-Mounted, Connection Boxes With Ip67 Protection, Fixed To The Existing Supporting Structure Of The Truss, With A Cable Of Min. Ydy 3X 1.5Mm2. The Power Supply System Should Be Spliced ​​Through, L) The Power Cable Should Be Placed In The Rl 18 Tube Fixed By Dedicated Holders To The Ground And Supporting Structure. It Is Forbidden To Drill Or Otherwise Weaken The Supporting Structure Of The Roof, M) The Installation Should Be Powered From The Tenants Existing Rps/Dr/Rg1 Switchgear Located Above The Gallery, At The Attic Level In Axis No. 5 Of The Building, N) The Switchgear Should Be Extended With The Required Equipment, O) The Heating Circuit Should Be Equipped With A Thermostat Whose Sensor Should Be Placed In The Inlet Closest To The Switching Station / Approx. 4 M/, So As To Enable Reliable Measurement Of The Outside Temperature And Be Protected With A Residual Current Device With A Differential Tripping Current Of 30 Ma And A B6 Fuse, P) Describe The Circuit On The Switchgear Door, Q) Provide A Single-Line Diagram Of The Completed Installation Together With The Required Electrical Measurements: Short-Circuit And Insulation Resistance.2. A Detailed Description Of The Subject Of The Contract Is Contained In Annex 1 To The Tor. In Order To Arrange A Site Visit, Please Contact Us Via E-Mail: [email protected]. Requirements Related To The Performance Of The Contract In The Scope Of Employment By The Contractor Or Subcontractor On The Basis Of An Employment Relationship Of Persons Performing The Activities Indicated By The Contracting Authority In The Scope Of Contract Performance, If The Performance Of These Activities Consists In Performing Work In The Manner Specified In Art. 22 § 1 Of The Act Of June 26, 1974 - Labor Code (Journal Of Laws Of 2020, Item 1320) Include The Following Types Of Activities: A) Employees Performing Installation Work.4. Detailed Requirements For The Implementation And Enforcement Of The Employment Requirement On The Basis Of An Employment Relationship Have Been Specified In The Contract Template Constituting Appendix 2 To Swz.4.1. Work Of Persons Performing Indicated In Point 3 Steps. The Ordering Party Is Entitled In Particular To: A) Request Documents In The Scope Of Confirmation Of Meeting The Above-Mentioned Requirements And Their Assessment, E.G. Certified Copies Of Anonymized Employment Contracts (Deprived Of Employees Personal Data, Except For Name And Surname, Date Of Conclusion Of The Employment Contract, Type Of Employment Contract, Working Time), Statements Of The Contractor Or Subcontractor On Employment Under A Contract For Work Of Persons Performing Activities Containing Elements Of An Employment Relationship Or Certificates Of The Relevant Zus Branch Confirming The Payment Of Social And Health Insurance Contributions For Employment Under Employment Contracts, Requirements, C) Carrying Out Inspections At The Place Of Performance Of The Service. 3 Activities, The Contracting Authority Provides For A Sanction In The Form Of The Contractors Obligation To Pay A Contractual Penalty In The Amount Specified In The Relevant Provisions Of The Public Procurement Contract. Failure By The Contractor To Submit, Within The Time Limit Set By The Employer, The Declarations Requested By The Employer Confirming The Fulfillment By The Contractor Or Subcontractor Of The Requirement Of Employment Under An Employment Contract Shall Be Treated As Failure By The Contractor Or Subcontractor To Meet The Requirement Of Employment Under An Employment Contract Of Persons Performing The Tasks Indicated In Point 3 Activities.4.3 In The Event Of Justified Doubts As To Whether The Contractor Or Subcontractor Complies With The Provisions Of The Labor Law, The Ordering Party May Request An Inspection By The National Labor Inspectorate.5. The Contracting Authority Does Not Specify Any Additional Requirements Related To The Employment Of Persons Referred To In Art. 96 Sec. 2 Point 2 Of The Public Procurement Law6. If The Design Documentation, Drawings Indicate The Origin (Brand, Trademark, Manufacturer, Supplier) Of Materials Or Standards, Approvals, Specifications And Systems Referred To In Art. 99 Sec. 5 Of The Public Procurement Law, The Employer Allows Offering Materials Or Equivalent Solutions, Provided That They Guarantee The Proper Implementation Of The Works And Ensure The Achievement Of Technical Parameters Not Worse Than Those Assumed In The Design Documents. All Designations Of Materials And Devices That Are Described By Mentioning Trademarks, Patents Or Origin Should Be Read Together With The Words Or Equivalent. Therefore, It Is Allowed To Use Materials And Devices Other Than Those Indicated By The Manufacturers Names And Symbols, Provided That They Are Characterized By Equivalent, I.E. Not Worse, Technical Parameters Relevant From The Point Of View Of The Use Of These Materials Or Devices (E.G. Dimensions, Strength, Hardness Efficiency, Power, Energy Consumption, Etc.), And It Is The Contractors Responsibility To Demonstrate The Equivalence Of These Parameters