Tenders Are Invited For Securing The August Transverse, The Tworzyjanki Longitudinal And The Ferdynand Deste Longitudinal - Stage I.

1. The Subject Of The Contract Is The Execution Of Mining Works Aimed At The Reconstruction And Protection Of The August Transverse, The Tworzyjanki Longitudinal And The Ferdynand Deste Longitudinal, In The Underground Part Of The Wieliczka Salt Mine - Stage I, Hereinafter Referred To As Mining Works.2. Mining Works Will Include Reconstruction And Protection Of The Tworzyjanki And Ferdynand Deste Longitudinals.3. The Purpose Of The Mining Works Will Be To Adjust The Dimensions Of The Mining Excavations Indicated In Point 2., For Manual Transport With Mine Cars. The Bill Of Quantities For Securing The August Transverse, The Tworzyjanki Longitudinal And The Ferdynand Deste Longitudinal. The Estimated Scope Of Mining Works Is Specified In The Following Bill Of Quantities: No. Designed Works Unit Quantity1 Disassembly Of Arches And Half-Arches. Pcs. 2122 Disassembly Of The Existing Floor Lining And Sidewall. M2 6513 Installation Of New Doorframes Made Of Round Timbers Ø20 Cm Pcs. 264 Installation Of New Doorframes Made Of Round Timbers Ø 25Cm Pcs. 1615 Installation Of New Doorframes Made Of Round Timbers Ø 30Cm Pcs. Round Beams Ø 20Cm Pcs. 28 Building New Half-Doors, Made Of Round Timbers Ø 25Cm Pcs. 269 Building New Roof Beams, Made Of Round Timbers Ø 25Cm Pcs. Placed On Intermediate Stands Pcs. 411 Installation Of Intermediate Stands For Round Beams Ø30 Cm Pcs. 1212 Installation Of A New Wooden Lining M2 64913 Removal Of Excavated Material And Other Waste Deposited In The Excavation M3 3714 Cutting Off The Ends Of The Existing Anchors Built In The Sidewall Pcs. 315 Cleaning The Sidewalls And Ceiling Detaching Rock Fragments, Exfoliation, Removal Of Salt Efflorescence, Steel Remains (E.G. Hooks). M3 1216 Disassembly Of The Existing Roof Bars, Stands Pcs. 2917 Profiling The Corner Of The Southern Side Wall - Cutting The Chestnut To A Depth Of 90 Cm At The Widest Point. M3 718 Removal Of Corroded, Redundant Pipelines And Wires. M 35319 Installation Of New Turnouts Made Of S-24 Railway Rails, Set. 220 Sidewall And Ceiling Trimming M3 8621 Installation Of Glass-Epoxy Anchors L= 6.0 M M 3622 Installation Of Steel Clamps For Fastening The Canopy 10X200x925 Mm, Made Of Acid-Resistant Stainless Steel Corresponding To A4. Pcs. 323 Removal Of The Remains Of Ventilation Dams. Set 224 Cleaning The Steel Clamps Fixing The Elements Of The Chest/Fence And Covering Them With Anti-Corrosion Emulsion 1025 Pcs. Filling The Existing Gap With Mineral Cement-Based Adhesive/Binder, E.G. Kl Adhesive Or Equivalent. Set 126 Execution Of Inspection Holes With A Length Of Min. 2.0 M At The Top Of The Excavation, 4.0 M Long At The Bottom Of The Excavation M 20027 Repair Of The Track (Bringing The Track To A Usable Condition By Mine Cars) M 353 The Contractor May Carry Out A Greater Number Of Particular Types Of Works Specified In The Bill Of Quantities, If It Is Necessary For The Execution Of Mining Works To The Full Extent Resulting From The Design Documentation, The Contractor Is Obliged To Immediately Inform The Employer About The Expected Need To Carry Out A Greater Number Of Individual Types Of Works Specified In The Bill Of Quantities. In Order To Perform A Larger Number Of Individual Types Of Works Specified In The Bill Of Quantities, It Is Necessary To Amend The Contract In Advance In Accordance With § 34 Section 1 Point 4 Of The Contract Template. The Contractor Will Carry Out A Smaller Number Of Particular Types Of Works Specified In The Bill Of Quantities, If Their Performance Will Not Be Necessary For The Full Scope Of Mining Works, Resulting From The Design Documentation. Detailed Information On The Subject Of The Contract And The Rules For Its Implementation Are Included In The Template Of The Contract Constituting Annex No. 21 To The Specification.