Injection grout for the stabilisation of structures, especially of linings of tunnels being constructed and method of use

摘要

This injection grout with controlled setting for the stabilisation and/or the consolidation of structures, especially of tunnels or underground galleries, by injection of the said grout around the periphery of the structure, comprises a relatively inert combination made up of granulates, water and of a binder based on blast furnace slag, mixed with a colloidal agent, and a sodium hydroxide solution acting as catalyst.