Construction Works For Mining At Zakłady Jsw S.A. Including: Deepening Of Shaft Ii With The Construction Of A Double-Sided Shaft Inlet At The Level Of 1120M, Transport Dip I And Przekop G10E Inclined To The Pkł. 408/3, Upadowa Transportowa I And Przekop G10E Inclined To Pkł. 408/3