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  • Urban Planning and Use of Underground Space
  • Geological Investigation, Basic Data, Hydrogeological and Geotechnical aspects
  • Projects and Retroanalysis
  • Numerical Methods and Research
  • Conventional Tunnels
  • Mechanized Tunnels
  • Support, Coatings and Materials
  • Soil Conditioning
  • Impermeabilization
  • Underground Excavation in Mining, Oil and Gas
  • Historic cases and the Lessons Learned
  • Environment and Underground Work
  • Readjustment, Recovery, Operation and Maintenance
  • New Technologies and the Environment
  • Contracts, Insurance and Risk Management
  • BIM used in underground projects
  • Rehabilitation, Operation and Maintenance
  • Interference and interaction of tunnels with underground structures

4th Brazilian Tunneling Congress - CBT