No document
Search & filter
Search for a publication
Search & filter
List of products by author: S. Sanchez Rodriguez
-
Singular portals - Yanango Tunnel
Abstract: The excavation and reinforcement of the portals is the first phase in the construction of tunnels. Both the topography as well as the geology of the area should be taken into consideration when designing the portals, addressing a series of specific problems different to that of the excavation of the tunnels. The construction of the portals in mountainous environments, with steep slopes and...
0,00 € -
TBM Working Shaft Design for Mexico City’s Metro Line 12
Abstract: To begin EPBM tunneling of Mexico City’s Metro Line 12 a working shaft was designed at the end of the previous cut and cover section. To reduce surface disruption duringconstruction the shaft is just 34 m long and 14 m wide, with the added problem of construction within a very soft soil. This paper describes the design and verifications carried out for the workingshaft.
0,00 €
