IS 4999-1968

标准号：IS 4999-1968
发布日期：1969/3/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard gives recommendations for grouting of pervious soils for control of seepage. These are applicable whenever the primary purpose of grouting is to reduce the permeability of the soil. In such cases consolidation of the soil would be a subsidiary objective.1.2 After the width and depth of the curtain is decided it is necessary to choose the equipment, materials and field techniques so that the desired impermeabilization can be achieved with reasonable assurance. The principal object of these recommendations is to set out the basic considerations governing choice of grout materials, equipment and field procedures.