This is a collection of conference papers which discuss construction methods in tunnelling. Subjects studied include; engineering classification and characterization of rock mass; planning, investigation and analysis of tunnels; shafts and inclined tunnels; and tunnelling equipment.

This is a collection of conference papers on small hydro renewable energy, covering such topics as: resource assessment and planning; design and construction; and plant and equipment.

This text comprises of 57 papers on: roads, railways and embankments; reinforced slopes and retaining walls; hydraulic applications; environmental applications; geosynthetic testing; and IGS chapter reports.

Considers the problem of silting from several viewpoints, focusing on the design of hydro power plants in India.