Tenders Are Invited For Performance Of Additional Security Works In The Michałowice Chamber On Level Iiin, T ... in Poland

Work Detail

1. The Subject Of The Contract Is The Performance Of Mining Works Aimed At Performing Additional Security Works In The Michałowice Chamber At Level Iiin, Along With The Reconstruction Of The Shaft From The Urszula Chamber To The Michałowice Chamber In The Underground Part Of The Wieliczka Salt Mine Plant.2.The Aim Of The Mining Works Will Be To Reconstruct And Secure The Workings Due To Numerous Deformations Of The Truss Structures, Settlement And Buckling Of Wooden Elements, As Well As Loosening Of The Wedging Of The Liner. There Are Visible Damages To Carpentry Joints And Crushing Of Beams Caused By Long-Term Impact Of Rock Mass Forces. In Addition, Numerous Metal Buckles And Clamps Show A Significant Degree Of Corrosion, And Some Of Them Have Lost Their Load-Bearing Properties. Some Fragments Of Exposed Salt Walls Show Cracks And Detachments. Also, The Shaft Connecting The Adjacent Urszula Górna Chamber With The Michałowice Chamber Requires Comprehensive Mining Works Due To The Damaged Ring Lining. Scope Of Mining Works. As Part Of The Mining Works, The Contractor Is Obliged To: 1) Organize The Work Site (Area), 2) Prepare The Technology For Carrying Out The Works, 3) Provide Materials Necessary To Carry Out The Mining Works, 4) Provide Machines And Equipment Necessary To Carry Out The Mining Works, 5) Provide Persons With Appropriate Authorizations And Qualifications To Supervise The Mining Works, 6) Provide Surveying Services, 7) Carry Out Mining Works.

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