IS 5878 : Part 3 : 1972 : Code of Practice for Construction of Tunnels Conveying Water - Part III : Underground Excavation in Soft Strata

1. Scope

1.1 This standard (Part III) deals with the special problems of underground excavation in soft strata generally. This standard, however, does not cover the innumerable specific problems that arise in the case of excavation in anhydrite rocks, high temperature rocks or in highly swelling and squeezing Conditions.