Companhia do Metropolitano de São Paulo

Branch line Vila Madalena

Contractor : CONSTRAN S.A.

Reinforcement of the Vila Madalena Tunnel by means of horizontal jet grouting. It´s an urban tunnel with overburden of about 10 m and 4 to 7 meters under water table.

Novatecna performed 35,000 m of horizontal jet grouted columns crossing under a series of dwellings, whose absolute integrity outh to be preserved.

80 m2 Metro Tunnel with 2 tracks