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<p>In this research, the prospect of tunneling by cut and cover and New Austrian Tunneling Method (NATM) for underground metro rail system in Dhaka city was evaluated. Both conventional analysis and 2D finite element analysis using an elasto-plastic constitutive ...
Reference: Int. J. of GEOMATE, April, 2016, Vol. 10, No. 2 (Sl. No. 20), pp. 1776-1783
Su L. , Liu H. et al.  
<p>An optimization model was developed to obtain the ideal values of the primary support parameters of tunnels, which are wide-ranging in high-speed railway design codes when the surrounding rocks are at the III, IV, and V levels. First, several sets of experiments ...
Reference: Journal of Engineering Science and Technology Review 8 (3) (2015) 201-209
<p>The New Austrian Tunnelling Method (NATM) has been often used in the Czech Republic in last two decades. One of the methods, without application in the Czech Republic, is an Italian method called ADECO-RS, which has reached significant use in Italy and ...
Reference: THE CIVIL ENGINEERING JOURNAL 1-2015, Article no. 3, DOI 10.14311/CEJ.2015.01.0003
<p>This paper shows the results of the analysis of the data acquired during the excavation of the new &ldquo;Fabriano&rdquo; Tunnel along the railway line from Rome to Ancona in Italy. The comparison between the results of the analyses and the consolidation ...
Reference: Proceedings of the World Tunnel Congress 2014 – Tunnels for a better Life. Foz do Iguaçu, Brazil
In this paper, an analytical method for the analysis of underwater tunnels in axisymmetric plain strain conditions is presented. A new technique has been proposed using finite difference numerical method for calculating the distribution of pore water pressure ...
Reference: International Symposium of Advances in Science and Technology, Iran 2013
<p>This paper reports the ground improvement and excavation of a cross passage between two shield tunnels for the construction of Tu-chen Line of Taipei Rapid Transit Systems. Jet grouting was conducted for soils around the cross passage before the tunneling ...
Reference: 18th International Conference on Soil Mechanics and Geotechnical Engineering, Paris 2013
<p>Generally, two-pass lining systems are used for transportation tunnels constructed using the New Austrian Tunneling Method (NATM). The initial lining can support a significant portion of the long-term ground loads and thus reduce the design loads on the ...
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<p>The most challenging rock mass conditions in hard rock subsea tunnels are represented bymajor faults/weakness zones. Poor stability weakness zones with large water inflow can be particularly problematic. At the pre-construction investigation stage, geological ...
Reference: Strait Crossings 2013 16. – 19. June, Bergen, Norway
<p>World wide, we see developing nations build new infrastructure as well as developed citeis rehabilitating and expanding their infrastructure to meet the demands of increased population, energy efficiency, and environmental awareness of the public. Working ...
Reference: Advances in Underground Space Development – Zhou, Cai & Sterling (eds) Copyright c 2013 by The Society for Rock Mechanics & Engineering Geology (Singapore).
When time constraints in tunnel construction cause standard design and construction procedures to be compressed and time sensitive decisions are critical, preceding over other conventional requirements or when tunnel construction commences prior to the completion ...
Reference: Practices and Trends for Financing and Contracting Tunnels and Underground Works, Athens, March 22nd - 23rd 2012