TBM launches on Lilac metro project
3 October 2013A 10.58m diameter TBM has begun excavation on Line Five - Lilac of the Sao Paulo Metro, local government sources announced last month. The Herrenknecht machine had previously been employed on the city’s Line Four – Yellow where it operated with a cutting diameter of 9.41m.
The 4.8km drive will include six stations and forms part of a USD 29.9bn metro investment by the state government.