List of products by author: R. Swindell

• Read more

  0,00 €

  Expansion of the Stockholm metro Case study of the passage of a fracture zone

  Abstract: This paper describes the passage of the Birkavägen fracture zone during the excavation of an access tunnel for the expansion of the Stockholm metro to Nacka. The projects main challenges included requirements to limit ground water inflow and passing the fracture zone area, with a combination of low rock cover and densely fractured rock mass. The tunnel was excavated using drill and blast...

  0,00 €

  Add to cart