Tenders Are Invited For Works For Complete Or Part Construction And Civil Engineering Work – Adaptation Of Line 7 To The Arrival Of The Mf19 – Creation Of An Amt And An Access Tunnel On The La Courneuve Site Lot Txp_03 – Crossing Work For The Concessionary Networks

Works For Complete Or Part Construction And Civil Engineering Work – Adaptation Of Line 7 To The Arrival Of The Mf19 – Creation Of An Amt And An Access Tunnel On The La Courneuve Site Lot Txp_03 – Crossing Work For The Concessionary Networks. 1.1 Context The Arrival Of The New Mf19 Rolling Stock Requires The Creation Of A Maintenance Workshop On The La Courneuve Site. This Workshop Will Be Dedicated To The Maintenance Of Future Trains Intended For Lines 7 And 10. It Will Be Connected To The Existing Network Of Line 7 By A Tunnel Of Approximately 430 Meters. The Construction Of This Tunnel Involves The Prior Diversion Of Several Concessionary Networks Whose Route Conflicts With That Of The Tunnel. To Allow These Diversions And Ensure The Continuity Of The Networks In Their Final Position, A Specific Crossing Work Must Be Carried Out. 1.2 Object Of The Contract This Consultation Concerns The Construction Of A Crossing Structure Consisting Of A Reinforced Concrete Slab Based On Temporary Secant Piles, Which Will Initially Serve As Support For The Networks In The Provisional Phase, Then As A Cover Slab For The Tunnel In The Final Configuration. Furthermore, The Secant Piles Made For The Crossing Work Will Serve As Waterproof Support During The Tunnel Earthworks. This Contract Includes The Following Technical Positions: - Execution Studies - Site Installation And Site Confinement - Site Development And Site Protection - Demolition - Removal - Secant Piles (Approximately 400 M3) - Earthworks (Approximately 400 M3) And Retaining In Berlin Wall (Approximately 300M2) - Reinforced Concrete Structure (Approximately 150M3) - Waterproofing (Approximately 120 M2) Description Of The Works And Their Technical Specifications Are Indicated In The Specifications Of Special Technical Clauses (Cctp) This Contract Includes An Obligation Of Result Taking Into Account The Constraints And Requirements Of The Ratp.