Tenders Are Invited For Hardening The Area With Drainage On Plot No. 717/1 Located In Izbica Kujawska in Poland

Work Detail

1. The Subject Of The Order Is Hardening Of The Area With Drainage On Plot No. 717/1 Located In Izbica Kujawska. As Part Of The Hardening, It Is Planned To Make A Surface Of 8 Cm Thick Concrete Cubes On A Cement And Sand Ballast Thick. 5 Cm. The Foundation Will Consist Of 20 Cm Of Aggregate (Hard Aggregate) Made On A Layer Of Soil Stabilized With Cement Rm 2.5 Mpa, 15 Cm Thick. The Hardening Surface Will Be Adapted To The Existing Terrain As Much As Possible. Hardening Structure: Wearing Layer Concrete Paving Stones 8 Cm Cement-Sand Bedding Cement-Sand Bedding 5 Cm Aggregate Base Layer Base Layer Of Kłsm 0/31.5 (Hard Aggregate) 20 Cm Layer Of Cement-Stabilized Soil Layer Of Cement-Stabilized Soil Rm 2.5Mpa 15 Cmexisting Subfloor Profiled Existing Subfloor - Total 48 Cm. Drainage Of Rainwater And Meltwater Using Transverse And Longitudinal Slopes To The Rainwater Drainage Inlets (Wp. 1, Wp. 2, Wp.3), In Accordance With The Location Indicated In The Land Development Design. Pvc-U Rainwater Drains With A Diameter Of 200 Mm Are Designed With A Solid Wall With Peripheral Stiffness Sn8, Meeting The Requirements Of The Pn-En 1401-1 Standard. There Are 3 Pieces (Wp.1, Wp.2, Wp.3) Of Concrete Rain Drains Ø 500 Mm, Made According To Pn-En 1917 And Din 4052. It Is Essential To Use Strain Relief Rings When Installing The Grates. All Inlets Should Be Made Of Prefabricated Concrete With A Sand Trap With A Diameter Of 0.5 M And A Height Of Min. 1.0 M, In Accordance With The Detailed Drawings. The Tops Of The Inlets Should Be Made In Accordance With The Pn-En 124 Standard With Strength Class D400, Heavy Type, Tiltable, With A Damping Insert With A Bolt. The Existing Manhole Covers Should Be Replaced With New Ones And Adjusted To The Hardening Levels. As Part Of The Subject Of The Order, The Contractor Is Obliged To: - Prepare, Before The Commencement Of The Works, A Design For The Temporary Traffic Organization For The Duration Of The Works Carried Out In Road And Obtaining Approval From The Traffic Management Authority.4. A Detailed Description Of The Subject Of The Order Is Included In Attachments No. 4, 6,7 To Swz. A Detailed Description Of The Conditions For The Implementation Of The Subject Of The Order Is Specified In The Draft Provisions Of The Contract, Constituting Annex No. 3 To The Swz.

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