📋 Tender Overview
The assembly and installation works of the gigantic tunnel boring machine on Line 2 of the Lima and Callao Metro show so far an approximate 90 progress and work on the excavation would begin during the third week of July.The processes of excavation ring assembly and filling of the space are carried out more than 20 meters from the surface continuously during the execution of the tunnel and it is estimated that 13 meters per day will be advanced. The apparatus placed in the San Juan de Dios station in San Luis will begin to excavate from San Luis towards Callao. The material will be transferred through a belt to a rubble pit. The TBM is approximately 120 meters long and its cutting wheel measures 10.27 meters in diameter. With it the underground gallery of stages 1B San Juan de Dios Station Plaza Bolognesi and 2 Parque Murillo Puerto del Callao of Line 2 of the Lima and Callao Metro will be built. The German-made device that will build a large part of the railway tunnel already has the motors installed that will make it work. Also ready is the pre-assembly of the surface cutter head and tail shield. The heaviest part of the TBM weighs 200 tons. For its transfer 600-ton cranes were used to lower the pieces to the underground. Inauguration of stage 1AThe test stage of the first section of Line 2 of the Lima and Callao Metro begins in September and citizens will be transported along 5 kilometers. In this section 5 stations will be operational which are more than 95 complete.These are the Mercado Santa Anita Hermilio Valdizn Colectora Industrial valo Santa Anita and Evitamiento stations. At these points the civil works have already been completed and work is being done on the architecture electromechanical equipment and railway systems. Five trains will be made available for this first stage. Each will transport 1200 people.Line 2 infrastructures are earthquake resistant up to 9 degrees. On the other hand the sanitation of the properties of the areas where the works of Line 2 of the Lima Metro will be carried out is 52 complete. Meanwhile you keep acquiring areas and releasing interferences. People from Peru Italy Germany Spain and France work in the work that has an advance of 39.2.
