No document
Search & filter
Search for a publication
Search & filter
List of products by author: C. H. Turolla Maia
-
First experiences gained with the hybrid EPB technology in the Rio de Janeiro sands
Abstract: The shield-driven tunnel of Metro Rio Line 4 between the General Osório II and Gávea stations has an approximate length of 5.2 km. The double-track tunnels have an internal diameter of 10.33 m with a 0.40 m thick segmental lining. The excavation is carried out using an Earth Pressure Balanced shield with an excavation diameter of 11.53 m.
0,00 € -
Shield urban tunnelling developments applied for the extension of Sao Paulo´s Metro
Abstract: Sao Paulo´s Metro Network comprises five lines in service with a total extension of 107 km for one of South America´s most boosting cities with a population of over 11 million inhabitants. The network can be considered to still be in its early stages after the first line was constructed in 1968 and it is presently undergoing an extension. Whilst Sao Paulo´s settlement-prone Tertiary soils and...
0,00 € -
Two tunnel types with low soft overburden under horizontal stress
Abstract: The alignment of Lot 7 of Sao Paulo’s Metro Line 5 tunnel is 5.75 km long and comprises 6 stations. The double track tunnel is constructed by means of an EPB-shield with an excavation diameter of 10.58 m. A detailed description of the project can be found in Along the alignment a turnover-structure originally named Olimpico is located. This structure is built as a cut & cover box with...
0,00 €
