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SHORT COURSE ON TUNNELLING KATHMANDU
August 21, 2018 - August 24, 2018
Course contents
Day 1
- Philosophy of Tunnelling
- Fundamentals of rock mechanics related to tunnelling
- Site investigation and ground characterisation
- Geological factors affecting tunnelling
- Tunnel Construction Techniques: TBM, drill-&-blast, road-headers, cut-&-cover tunnels, ripping, ground treatment
Day 2
- Tunnel alignment selection issues
- New Austrian Tunnelling Method (NATM), Norwegian Method of Tunnelling (NMT), ADECO-RS Method
- Tunnel support design
- Numerical methods of analysis and design of tunnels using various software tools from Rocsicence, world’s leading developers of geotechnical software
- Rock bolts and dowels, Shortcrete
Day 3
- Tunnelling hazards: squeezing, rock burst, chimney formation, face collapse, flooding etc.
- Tunnelling through squeezing ground conditions
- Ground improvement techniques: grouting, forepoling, face dowels, roof umbrella, ground freezing
Day 4
- Constraints of urban tunnelling
- Cut-&-cover metro structures
- Planning and logistics aspects of mechanized metro tunnelling
- Tunnel instrumentation<
- Design of concrete lining
- Segmental tunnel lining
- Tunnel waterproofin
- Tunnelling case histories from India and abroad